Convert aos over to flatbuffers

Everything builds, and all the tests pass.  I suspect that some entries
are missing from the config files, but those will be found pretty
quickly on startup.

There is no logging or live introspection of queue messages.

Change-Id: I496ee01ed68f202c7851bed7e8786cee30df29f5
diff --git a/y2019/BUILD b/y2019/BUILD
index 04855d5..5c9a3a6 100644
--- a/y2019/BUILD
+++ b/y2019/BUILD
@@ -1,6 +1,7 @@
 load("//frc971:downloader.bzl", "robot_downloader")
-load("//aos/build:queues.bzl", "queue_library")
+load("//aos:config.bzl", "aos_config")
 load("@com_google_protobuf//:protobuf.bzl", "cc_proto_library")
+load("@com_github_google_flatbuffers//:build_defs.bzl", "flatbuffer_cc_library")
 
 robot_downloader(
     dirs = [
@@ -56,25 +57,24 @@
         "//aos:make_unique",
         "//aos:math",
         "//aos/controls:control_loop",
-        "//aos/events:shm-event-loop",
+        "//aos/events:shm_event_loop",
         "//aos/logging",
-        "//aos/logging:queue_logging",
-        "//aos/robot_state",
+        "//aos/robot_state:robot_state_fbs",
         "//aos/stl_mutex",
         "//aos/time",
         "//aos/util:log_interval",
         "//aos/util:phased_loop",
         "//aos/util:wrapping_counter",
-        "//frc971/autonomous:auto_queue",
-        "//frc971/control_loops:queues",
-        "//frc971/control_loops/drivetrain:drivetrain_queue",
+        "//frc971/autonomous:auto_fbs",
+        "//frc971/control_loops:control_loops_fbs",
+        "//frc971/control_loops/drivetrain:drivetrain_position_fbs",
         "//frc971/wpilib:ADIS16448",
         "//frc971/wpilib:buffered_pcm",
         "//frc971/wpilib:drivetrain_writer",
         "//frc971/wpilib:encoder_and_potentiometer",
         "//frc971/wpilib:interrupt_edge_counting",
         "//frc971/wpilib:joystick_sender",
-        "//frc971/wpilib:logging_queue",
+        "//frc971/wpilib:logging_fbs",
         "//frc971/wpilib:loop_output_handler",
         "//frc971/wpilib:pdp_fetcher",
         "//frc971/wpilib:sensor_reader",
@@ -82,8 +82,9 @@
         "//frc971/wpilib:wpilib_robot_base",
         "//third_party:phoenix",
         "//third_party:wpilib",
-        "//y2019/control_loops/drivetrain:camera_queue",
-        "//y2019/control_loops/superstructure:superstructure_queue",
+        "//y2019/control_loops/drivetrain:camera_fbs",
+        "//y2019/control_loops/superstructure:superstructure_output_fbs",
+        "//y2019/control_loops/superstructure:superstructure_position_fbs",
         "//y2019/jevois:spi",
     ],
 )
@@ -132,23 +133,45 @@
         "//aos/time",
         "//aos/util:log_interval",
         "//aos/vision/events:udp",
-        "//frc971/autonomous:auto_queue",
+        "//frc971/autonomous:auto_fbs",
         "//frc971/autonomous:base_autonomous_actor",
-        "//frc971/control_loops/drivetrain:drivetrain_queue",
-        "//frc971/control_loops/drivetrain:localizer_queue",
+        "//frc971/control_loops:profiled_subsystem_fbs",
+        "//frc971/control_loops/drivetrain:localizer_fbs",
         "//y2019/control_loops/drivetrain:drivetrain_base",
-        "//y2019/control_loops/drivetrain:target_selector_queue",
-        "//y2019/control_loops/superstructure:superstructure_queue",
+        "//y2019/control_loops/drivetrain:target_selector_fbs",
+        "//y2019/control_loops/superstructure:superstructure_goal_fbs",
+        "//y2019/control_loops/superstructure:superstructure_position_fbs",
+        "//y2019/control_loops/superstructure:superstructure_status_fbs",
         "@com_google_protobuf//:protobuf",
     ],
 )
 
-queue_library(
+flatbuffer_cc_library(
     name = "status_light",
     srcs = [
-        "status_light.q",
+        "status_light.fbs",
+    ],
+    gen_reflections = 1,
+    visibility = ["//visibility:public"],
+)
+
+aos_config(
+    name = "config",
+    src = "y2019.json",
+    flatbuffers = [
+        ":status_light",
+        "//y2019/control_loops/drivetrain:camera_fbs",
+        "//y2019/control_loops/drivetrain:target_selector_fbs",
+        "//y2019/control_loops/superstructure:superstructure_goal_fbs",
+        "//y2019/control_loops/superstructure:superstructure_output_fbs",
+        "//y2019/control_loops/superstructure:superstructure_position_fbs",
+        "//y2019/control_loops/superstructure:superstructure_status_fbs",
     ],
     visibility = ["//visibility:public"],
+    deps = [
+        "//aos/robot_state:config",
+        "//frc971/control_loops/drivetrain:config",
+    ],
 )
 
 cc_proto_library(
diff --git a/y2019/actors/BUILD b/y2019/actors/BUILD
index a622dbf..3aa2a22 100644
--- a/y2019/actors/BUILD
+++ b/y2019/actors/BUILD
@@ -25,16 +25,17 @@
         "autonomous_actor.h",
     ],
     deps = [
-        "//aos/events:event-loop",
+        "//aos/events:event_loop",
         "//aos/logging",
         "//aos/util:phased_loop",
         "//frc971/autonomous:base_autonomous_actor",
-        "//frc971/control_loops:queues",
+        "//frc971/control_loops:control_loops_fbs",
+        "//frc971/control_loops:profiled_subsystem_fbs",
         "//frc971/control_loops/drivetrain:drivetrain_config",
-        "//frc971/control_loops/drivetrain:drivetrain_queue",
-        "//frc971/control_loops/drivetrain:localizer_queue",
+        "//frc971/control_loops/drivetrain:localizer_fbs",
         "//y2019/control_loops/drivetrain:drivetrain_base",
-        "//y2019/control_loops/superstructure:superstructure_queue",
+        "//y2019/control_loops/superstructure:superstructure_goal_fbs",
+        "//y2019/control_loops/superstructure:superstructure_status_fbs",
     ],
 )
 
@@ -46,7 +47,7 @@
     deps = [
         ":autonomous_action_lib",
         "//aos:init",
-        "//aos/events:shm-event-loop",
-        "//frc971/autonomous:auto_queue",
+        "//aos/events:shm_event_loop",
+        "//frc971/autonomous:auto_fbs",
     ],
 )
diff --git a/y2019/actors/auto_splines.cc b/y2019/actors/auto_splines.cc
index 4e8e60d..6166ca8 100644
--- a/y2019/actors/auto_splines.cc
+++ b/y2019/actors/auto_splines.cc
@@ -1,397 +1,792 @@
 #include "y2019/actors/auto_splines.h"
 
-#include "frc971/control_loops/control_loops.q.h"
+#include "frc971/control_loops/control_loops_generated.h"
 
 namespace y2019 {
 namespace actors {
 
-void MaybeFlipSpline(::frc971::MultiSpline *spline, bool is_left) {
+void MaybeFlipSpline(
+    aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+    flatbuffers::Offset<flatbuffers::Vector<float>> spline_y_offset,
+    bool is_left) {
+
+  flatbuffers::Vector<float> *spline_y =
+      GetMutableTemporaryPointer(*builder->fbb(), spline_y_offset);
+
   if (!is_left) {
-    for (size_t i = 0; i < spline->spline_y.size(); i++) {
-      spline->spline_y[i] *= -1.0;
+    for (size_t i = 0; i < spline_y->size(); i++) {
+      spline_y->Mutate(i, -spline_y->Get(i));
     }
   }
 }
 
 // Path off of level 2 to the far side of the rocket with a panel
-::frc971::MultiSpline AutonomousSplines::HABToFarRocket(bool is_left) {
-  ::frc971::MultiSpline spline;
-  ::frc971::Constraint longitudinal_constraint;
-  ::frc971::Constraint lateral_constraint;
-  ::frc971::Constraint voltage_constraint;
-  ::frc971::Constraint velocity_constraint;
+flatbuffers::Offset<frc971::MultiSpline> AutonomousSplines::HABToFarRocket(
+    aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+    bool is_left) {
+  flatbuffers::Offset<frc971::Constraint> longitudinal_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> lateral_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> voltage_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> velocity_constraint_offset;
 
-  longitudinal_constraint.constraint_type = 1;
-  longitudinal_constraint.value = 2.0;
+  {
+    frc971::Constraint::Builder longitudinal_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    longitudinal_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_LONGITUDINAL_ACCELERATION);
+    longitudinal_constraint_builder.add_value(2.0);
+    longitudinal_constraint_offset = longitudinal_constraint_builder.Finish();
+  }
 
-  lateral_constraint.constraint_type = 2;
-  lateral_constraint.value = 2.0;
+  {
+    frc971::Constraint::Builder lateral_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    lateral_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_LATERAL_ACCELERATION);
+    lateral_constraint_builder.add_value(2.0);
+    lateral_constraint_offset = lateral_constraint_builder.Finish();
+  }
 
-  voltage_constraint.constraint_type = 3;
-  voltage_constraint.value = 11.0;
+  {
+    frc971::Constraint::Builder voltage_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    voltage_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VOLTAGE);
+    voltage_constraint_builder.add_value(11.0);
+    voltage_constraint_offset = voltage_constraint_builder.Finish();
+  }
 
-  velocity_constraint.constraint_type = 4;
-  velocity_constraint.value = 4.0;
-  velocity_constraint.start_distance = 0.0;
-  velocity_constraint.end_distance = 10.0;
+  {
+    frc971::Constraint::Builder velocity_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    velocity_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VELOCITY);
+    velocity_constraint_builder.add_value(4.0);
+    velocity_constraint_builder.add_start_distance(0.0);
+    velocity_constraint_builder.add_end_distance(10.0);
+    velocity_constraint_offset = velocity_constraint_builder.Finish();
+  }
 
-  spline.spline_count = 2;
-  spline.spline_x = {{1.14763818102, 1.66, 3.10, 4.05, 4.45, 5.11, 5.77, 6.71,
-                      7.27, 7.19, 6.57}};
-  spline.spline_y = {{1.30261224364, 1.30217320136, 1.39, 1.47, 1.56346705393,
-                      1.69, 1.81, 1.97, 2.18, 2.84, 3.33}};
+  flatbuffers::Offset<
+      flatbuffers::Vector<flatbuffers::Offset<frc971::Constraint>>>
+      constraints_offset =
+          builder->fbb()->CreateVector<flatbuffers::Offset<frc971::Constraint>>(
+              {longitudinal_constraint_offset, lateral_constraint_offset,
+               voltage_constraint_offset, velocity_constraint_offset});
 
-  spline.constraints = {{longitudinal_constraint, lateral_constraint,
-                         voltage_constraint, velocity_constraint}};
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_x_offset =
+      builder->fbb()->CreateVector<float>({1.14763818102, 1.66, 3.10, 4.05,
+                                           4.45, 5.11, 5.77, 6.71, 7.27, 7.19,
+                                           6.57});
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_y_offset =
+      builder->fbb()->CreateVector<float>({1.30261224364, 1.30217320136, 1.39,
+                                           1.47, 1.56346705393, 1.69, 1.81,
+                                           1.97, 2.18, 2.84, 3.33});
+  MaybeFlipSpline(builder, spline_y_offset, is_left);
 
-  MaybeFlipSpline(&spline, is_left);
-  return spline;
+  frc971::MultiSpline::Builder multispline_builder =
+      builder->MakeBuilder<frc971::MultiSpline>();
+
+  multispline_builder.add_spline_count(2);
+  multispline_builder.add_constraints(constraints_offset);
+  multispline_builder.add_spline_x(spline_x_offset);
+  multispline_builder.add_spline_y(spline_y_offset);
+
+  return multispline_builder.Finish();
 }
 
 // Path from the far side of the rocket to the loading station to pickup
-::frc971::MultiSpline AutonomousSplines::FarRocketToHP(bool is_left) {
-  ::frc971::MultiSpline spline;
-  ::frc971::Constraint longitudinal_constraint;
-  ::frc971::Constraint lateral_constraint;
-  ::frc971::Constraint voltage_constraint;
-  ::frc971::Constraint velocity_constraint;
+flatbuffers::Offset<frc971::MultiSpline> AutonomousSplines::FarRocketToHP(
+    aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+    bool is_left) {
+  flatbuffers::Offset<frc971::Constraint> longitudinal_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> lateral_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> voltage_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> velocity_constraint_offset;
 
-  longitudinal_constraint.constraint_type = 1;
-  longitudinal_constraint.value = 3.0;
+  {
+    frc971::Constraint::Builder longitudinal_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    longitudinal_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_LONGITUDINAL_ACCELERATION);
+    longitudinal_constraint_builder.add_value(3.0);
+    longitudinal_constraint_offset = longitudinal_constraint_builder.Finish();
+  }
 
-  lateral_constraint.constraint_type = 2;
-  lateral_constraint.value = 2.0;
+  {
+    frc971::Constraint::Builder lateral_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    lateral_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_LATERAL_ACCELERATION);
+    lateral_constraint_builder.add_value(2.0);
+    lateral_constraint_offset = lateral_constraint_builder.Finish();
+  }
 
-  voltage_constraint.constraint_type = 3;
-  voltage_constraint.value = 11.0;
+  {
+    frc971::Constraint::Builder voltage_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    voltage_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VOLTAGE);
+    voltage_constraint_builder.add_value(11.0);
+    voltage_constraint_offset = voltage_constraint_builder.Finish();
+  }
 
-  velocity_constraint.constraint_type = 4;
-  velocity_constraint.value = 4.5;
-  velocity_constraint.start_distance = 0.0;
-  velocity_constraint.end_distance = 10.0;
+  {
+    frc971::Constraint::Builder velocity_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    velocity_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VELOCITY);
+    velocity_constraint_builder.add_value(4.5);
+    velocity_constraint_builder.add_start_distance(0.0);
+    velocity_constraint_builder.add_end_distance(10.0);
+    velocity_constraint_offset = velocity_constraint_builder.Finish();
+  }
 
-  spline.spline_count = 1;
-  spline.spline_x = {{6.6, 7.511, 6.332, 4.590, 1.561, 0.179}};
-  spline.spline_y = {{3.391, 2.826, 1.384, 3.395 - 0.20, 3.429 - 0.20, 3.434 - 0.20}};
+  flatbuffers::Offset<
+      flatbuffers::Vector<flatbuffers::Offset<frc971::Constraint>>>
+      constraints_offset =
+          builder->fbb()->CreateVector<flatbuffers::Offset<frc971::Constraint>>(
+              {longitudinal_constraint_offset, lateral_constraint_offset,
+               voltage_constraint_offset, velocity_constraint_offset});
 
-  spline.constraints = {{longitudinal_constraint, lateral_constraint,
-                         voltage_constraint, velocity_constraint}};
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_x_offset =
+      builder->fbb()->CreateVector<float>(
+          {6.6, 7.511, 6.332, 4.590, 1.561, 0.179});
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_y_offset =
+      builder->fbb()->CreateVector<float>(
+          {3.391, 2.826, 1.384, 3.395 - 0.20, 3.429 - 0.20, 3.434 - 0.20});
+  MaybeFlipSpline(builder, spline_y_offset, is_left);
 
-  MaybeFlipSpline(&spline, is_left);
-  return spline;
+  frc971::MultiSpline::Builder multispline_builder =
+      builder->MakeBuilder<frc971::MultiSpline>();
+
+  multispline_builder.add_spline_count(1);
+  multispline_builder.add_constraints(constraints_offset);
+  multispline_builder.add_spline_x(spline_x_offset);
+  multispline_builder.add_spline_y(spline_y_offset);
+
+  return multispline_builder.Finish();
 }
 
 // Path from the human player station to the far side of the rocket with a panel
-::frc971::MultiSpline AutonomousSplines::HPToFarRocket(bool is_left) {
-  ::frc971::MultiSpline spline;
-  ::frc971::Constraint lateral_constraint;
-  ::frc971::Constraint longitudinal_constraint;
-  ::frc971::Constraint velocity_constraint;
-  ::frc971::Constraint voltage_constraint;
+flatbuffers::Offset<frc971::MultiSpline> AutonomousSplines::HPToFarRocket(
+    aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+    bool is_left) {
+  flatbuffers::Offset<frc971::Constraint> longitudinal_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> lateral_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> voltage_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> velocity_constraint_offset;
 
-  longitudinal_constraint.constraint_type = 1;
-  longitudinal_constraint.value = 3.0;
+  {
+    frc971::Constraint::Builder longitudinal_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    longitudinal_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_LONGITUDINAL_ACCELERATION);
+    longitudinal_constraint_builder.add_value(3.0);
+    longitudinal_constraint_offset = longitudinal_constraint_builder.Finish();
+  }
 
-  lateral_constraint.constraint_type = 2;
-  lateral_constraint.value = 3.0;
+  {
+    frc971::Constraint::Builder lateral_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    lateral_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_LATERAL_ACCELERATION);
+    lateral_constraint_builder.add_value(3.0);
+    lateral_constraint_offset = lateral_constraint_builder.Finish();
+  }
 
-  voltage_constraint.constraint_type = 3;
-  voltage_constraint.value = 11.0;
+  {
+    frc971::Constraint::Builder voltage_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    voltage_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VOLTAGE);
+    voltage_constraint_builder.add_value(11.0);
+    voltage_constraint_offset = voltage_constraint_builder.Finish();
+  }
 
-  velocity_constraint.constraint_type = 4;
-  velocity_constraint.value = 2.0;
-  velocity_constraint.start_distance = 7.0;
-  velocity_constraint.end_distance = 15.0;
+  {
+    frc971::Constraint::Builder velocity_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    velocity_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VELOCITY);
+    velocity_constraint_builder.add_value(4.0);
+    velocity_constraint_builder.add_start_distance(7.0);
+    velocity_constraint_builder.add_end_distance(15.0);
+    velocity_constraint_offset = velocity_constraint_builder.Finish();
+  }
 
-  spline.spline_count = 1;
-  spline.spline_x = {{0.895115737979, 2.9155615909, 5.02361983866,
-                      6.40346237218, 7.1260656844, 7.83907559509}};
-  spline.spline_y = {{3.43030859063, 3.44230565037, 2.8824369646, 2.81000389973,
-                      3.08853311072, 2.6933085577}};
+  flatbuffers::Offset<
+      flatbuffers::Vector<flatbuffers::Offset<frc971::Constraint>>>
+      constraints_offset =
+          builder->fbb()->CreateVector<flatbuffers::Offset<frc971::Constraint>>(
+              {longitudinal_constraint_offset, lateral_constraint_offset,
+               voltage_constraint_offset, velocity_constraint_offset});
 
-  spline.constraints = {{lateral_constraint, velocity_constraint,
-                         voltage_constraint, longitudinal_constraint}};
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_x_offset =
+      builder->fbb()->CreateVector<float>({0.895115737979, 2.9155615909,
+                                           5.02361983866, 6.40346237218,
+                                           7.1260656844, 7.83907559509});
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_y_offset =
+      builder->fbb()->CreateVector<float>({3.43030859063, 3.44230565037,
+                                           2.8824369646, 2.81000389973,
+                                           3.08853311072, 2.6933085577});
+  MaybeFlipSpline(builder, spline_y_offset, is_left);
 
-  MaybeFlipSpline(&spline, is_left);
-  return spline;
+  frc971::MultiSpline::Builder multispline_builder =
+      builder->MakeBuilder<frc971::MultiSpline>();
+
+  multispline_builder.add_spline_count(1);
+  multispline_builder.add_constraints(constraints_offset);
+  multispline_builder.add_spline_x(spline_x_offset);
+  multispline_builder.add_spline_y(spline_y_offset);
+
+  return multispline_builder.Finish();
 }
 
 // Path from the far side of the rocket to close to the loading station
-::frc971::MultiSpline AutonomousSplines::FarRocketToNearHP(bool is_left) {
-  ::frc971::MultiSpline spline;
-  ::frc971::Constraint constraints;
-
+flatbuffers::Offset<frc971::MultiSpline> AutonomousSplines::FarRocketToNearHP(
+    aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+    bool is_left) {
   // TODO(theo): Add some real constraints.
-  constraints.constraint_type = 0;
-  constraints.value = 0;
-  constraints.start_distance = 0;
-  constraints.end_distance = 0;
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_x_offset =
+      builder->fbb()->CreateVector<float>({6.51652191988, 6.83156293562,
+                                           5.74513904409, 2.2337653586,
+                                           1.94766705864, 0.727526876557});
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_y_offset =
+      builder->fbb()->CreateVector<float>({3.2465107468, 2.88277456846,
+                                           1.93458779243, 3.44064777429,
+                                           3.44377880106, 3.43326367284});
+  MaybeFlipSpline(builder, spline_y_offset, is_left);
 
-  spline.spline_count = 1;
-  spline.spline_x = {{6.51652191988, 6.83156293562, 5.74513904409, 2.2337653586,
-                      1.94766705864, 0.727526876557}};
-  spline.spline_y = {{3.2465107468, 2.88277456846, 1.93458779243, 3.44064777429,
-                      3.44377880106, 3.43326367284}};
+  frc971::MultiSpline::Builder multispline_builder =
+      builder->MakeBuilder<frc971::MultiSpline>();
 
-  spline.constraints = {{constraints}};
+  multispline_builder.add_spline_count(1);
+  multispline_builder.add_spline_x(spline_x_offset);
+  multispline_builder.add_spline_y(spline_y_offset);
 
-  MaybeFlipSpline(&spline, is_left);
-  return spline;
+  return multispline_builder.Finish();
 }
 
 // Path from level 2 to 2nd cargo ship bay with a hatch panel
-::frc971::MultiSpline AutonomousSplines::HABToSecondCargoShipBay(bool is_left) {
-  ::frc971::MultiSpline spline;
-  ::frc971::Constraint constraints;
-  ::frc971::Constraint longitudinal_constraint;
-  ::frc971::Constraint voltage_constraint;
+flatbuffers::Offset<frc971::MultiSpline> AutonomousSplines::HABToSecondCargoShipBay(
+    aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+    bool is_left) {
+  flatbuffers::Offset<frc971::Constraint> longitudinal_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> voltage_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> velocity_constraint_offset;
 
-  constraints.constraint_type = 4;
-  constraints.value = 1.6;
-  constraints.start_distance = 4.0;
-  constraints.end_distance = 10.0;
+  {
+    frc971::Constraint::Builder longitudinal_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    longitudinal_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_LONGITUDINAL_ACCELERATION);
+    longitudinal_constraint_builder.add_value(2.0);
+    longitudinal_constraint_offset = longitudinal_constraint_builder.Finish();
+  }
 
-  longitudinal_constraint.constraint_type = 1;
-  longitudinal_constraint.value = 2.0;
+  {
+    frc971::Constraint::Builder voltage_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    voltage_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VOLTAGE);
+    voltage_constraint_builder.add_value(10.0);
+    voltage_constraint_offset = voltage_constraint_builder.Finish();
+  }
 
-  voltage_constraint.constraint_type = 3;
-  voltage_constraint.value = 10.0;
+  {
+    frc971::Constraint::Builder velocity_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    velocity_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VELOCITY);
+    velocity_constraint_builder.add_value(1.6);
+    velocity_constraint_builder.add_start_distance(4.0);
+    velocity_constraint_builder.add_end_distance(10.0);
+    velocity_constraint_offset = velocity_constraint_builder.Finish();
+  }
 
-  spline.spline_count = 1;
+  flatbuffers::Offset<
+      flatbuffers::Vector<flatbuffers::Offset<frc971::Constraint>>>
+      constraints_offset =
+          builder->fbb()->CreateVector<flatbuffers::Offset<frc971::Constraint>>(
+              {longitudinal_constraint_offset, voltage_constraint_offset,
+               velocity_constraint_offset});
+
   constexpr double kLess = 0.06;
-  spline.spline_x = {{1.0, 2.53944573074, 5.75526086906, 6.52583747973 - kLess,
-                      7.12318661548 - kLess, 7.22595029399 - kLess}};
-  spline.spline_y = {{1.5, 1.48, 2.05178220103,
-                      2.56666687655, 1.79340280288, 1.16170693058}};
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_x_offset =
+      builder->fbb()->CreateVector<float>(
+          {1.0, 2.53944573074, 5.75526086906, 6.52583747973 - kLess,
+           7.12318661548 - kLess, 7.22595029399 - kLess});
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_y_offset =
+      builder->fbb()->CreateVector<float>({1.5, 1.48, 2.05178220103,
+                                           2.56666687655, 1.79340280288,
+                                           1.16170693058});
+  MaybeFlipSpline(builder, spline_y_offset, is_left);
 
-  spline.constraints = {{constraints, longitudinal_constraint, voltage_constraint}};
+  frc971::MultiSpline::Builder multispline_builder =
+      builder->MakeBuilder<frc971::MultiSpline>();
 
-  MaybeFlipSpline(&spline, is_left);
-  return spline;
+  multispline_builder.add_spline_count(1);
+  multispline_builder.add_constraints(constraints_offset);
+  multispline_builder.add_spline_x(spline_x_offset);
+  multispline_builder.add_spline_y(spline_y_offset);
+
+  return multispline_builder.Finish();
 }
 
 // Path from 2nd cargo ship bay to loading station
-::frc971::MultiSpline AutonomousSplines::SecondCargoShipBayToHP(bool is_left) {
-  ::frc971::MultiSpline spline;
-  ::frc971::Constraint constraints;
-  ::frc971::Constraint voltage_constraint;
+flatbuffers::Offset<frc971::MultiSpline> AutonomousSplines::SecondCargoShipBayToHP(
+    aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+    bool is_left) {
+  flatbuffers::Offset<frc971::Constraint> voltage_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> velocity_constraint_offset;
 
-  constraints.constraint_type = 4;
-  constraints.value = 4.0;
-  constraints.start_distance = 0;
-  constraints.end_distance = 10;
+  {
+    frc971::Constraint::Builder voltage_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    voltage_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VOLTAGE);
+    voltage_constraint_builder.add_value(11.0);
+    voltage_constraint_offset = voltage_constraint_builder.Finish();
+  }
 
-  voltage_constraint.constraint_type = 3;
-  voltage_constraint.value = 11.0;
+  {
+    frc971::Constraint::Builder velocity_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    velocity_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VELOCITY);
+    velocity_constraint_builder.add_value(4.0);
+    velocity_constraint_builder.add_start_distance(0.0);
+    velocity_constraint_builder.add_end_distance(10.0);
+    velocity_constraint_offset = velocity_constraint_builder.Finish();
+  }
 
-  spline.spline_count = 1;
-  spline.spline_x = {{7.22595029399, 7.1892447864, 6.5373977907, 5.55997590982,
-                      1.22953437637, 0.32521840905}};
+  flatbuffers::Offset<
+      flatbuffers::Vector<flatbuffers::Offset<frc971::Constraint>>>
+      constraints_offset =
+          builder->fbb()->CreateVector<flatbuffers::Offset<frc971::Constraint>>(
+              {voltage_constraint_offset, velocity_constraint_offset});
+
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_x_offset =
+      builder->fbb()->CreateVector<float>({7.22595029399, 7.1892447864,
+                                           6.5373977907, 5.55997590982,
+                                           1.22953437637, 0.32521840905});
   constexpr double kYShift = 0.1;
-  spline.spline_y = {{1.2, 1.44543230529, 2.00646674662,
-                      3.43762336271 - kYShift, 3.44125430793 - kYShift,
-                      3.4360348159 - kYShift}};
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_y_offset =
+      builder->fbb()->CreateVector<float>(
+          {1.2, 1.44543230529, 2.00646674662, 3.43762336271 - kYShift,
+           3.44125430793 - kYShift, 3.4360348159 - kYShift});
+  MaybeFlipSpline(builder, spline_y_offset, is_left);
 
-  spline.constraints = {{constraints, voltage_constraint}};
+  frc971::MultiSpline::Builder multispline_builder =
+      builder->MakeBuilder<frc971::MultiSpline>();
 
-  MaybeFlipSpline(&spline, is_left);
-  return spline;
+  multispline_builder.add_spline_count(1);
+  multispline_builder.add_constraints(constraints_offset);
+  multispline_builder.add_spline_x(spline_x_offset);
+  multispline_builder.add_spline_y(spline_y_offset);
+
+  return multispline_builder.Finish();
 }
 
 // Path from loading station to 3rd cargo ship bay with a hatch panel
-::frc971::MultiSpline AutonomousSplines::HPToThirdCargoShipBay(bool is_left) {
-  ::frc971::MultiSpline spline;
-  ::frc971::Constraint velocity_constraint;
-  ::frc971::Constraint voltage_constraint;
-  ::frc971::Constraint velocity_constraint2;
-  velocity_constraint.constraint_type = 4;
-  velocity_constraint.value = 3.5;
-  velocity_constraint.start_distance = 0;
-  velocity_constraint.end_distance = 10;
+flatbuffers::Offset<frc971::MultiSpline> AutonomousSplines::HPToThirdCargoShipBay(
+    aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+    bool is_left) {
+  flatbuffers::Offset<frc971::Constraint> voltage_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> velocity_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> velocity_constraint2_offset;
 
-  velocity_constraint2.constraint_type = 4;
-  velocity_constraint2.value = 2.0;
-  velocity_constraint2.start_distance = 6;
-  velocity_constraint2.end_distance = 10;
+  {
+    frc971::Constraint::Builder voltage_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    voltage_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VOLTAGE);
+    voltage_constraint_builder.add_value(10.0);
+    voltage_constraint_offset = voltage_constraint_builder.Finish();
+  }
 
-  voltage_constraint.constraint_type = 3;
-  voltage_constraint.value = 10.0;
+  {
+    frc971::Constraint::Builder velocity_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    velocity_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VELOCITY);
+    velocity_constraint_builder.add_value(3.5);
+    velocity_constraint_builder.add_start_distance(0.0);
+    velocity_constraint_builder.add_end_distance(10.0);
+    velocity_constraint_offset = velocity_constraint_builder.Finish();
+  }
 
-  spline.spline_count = 1;
+  {
+    frc971::Constraint::Builder velocity_constraint2_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    velocity_constraint2_builder.add_constraint_type(
+        frc971::ConstraintType_VELOCITY);
+    velocity_constraint2_builder.add_value(2.0);
+    velocity_constraint2_builder.add_start_distance(6.0);
+    velocity_constraint2_builder.add_end_distance(10.0);
+    velocity_constraint2_offset = velocity_constraint2_builder.Finish();
+  }
+
+  flatbuffers::Offset<
+      flatbuffers::Vector<flatbuffers::Offset<frc971::Constraint>>>
+      constraints_offset =
+          builder->fbb()->CreateVector<flatbuffers::Offset<frc971::Constraint>>(
+              {voltage_constraint_offset, velocity_constraint_offset,
+               velocity_constraint2_offset});
+
   constexpr double kEndMove = 0.25;
-  spline.spline_x = {{0.75, 1.112, 5.576, 7.497 - kEndMove, 7.675 - kEndMove,
-                      7.768 - kEndMove}};
-  spline.spline_y = {{3.431, 3.434, 2.712, 2.874, 1.786, 1.168}};
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_x_offset =
+      builder->fbb()->CreateVector<float>({0.75, 1.112, 5.576, 7.497 - kEndMove,
+                                           7.675 - kEndMove, 7.768 - kEndMove});
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_y_offset =
+      builder->fbb()->CreateVector<float>(
+          {3.431, 3.434, 2.712, 2.874, 1.786, 1.168});
+  MaybeFlipSpline(builder, spline_y_offset, is_left);
 
-  spline.constraints = {
-      {velocity_constraint, voltage_constraint, velocity_constraint2}};
+  frc971::MultiSpline::Builder multispline_builder =
+      builder->MakeBuilder<frc971::MultiSpline>();
 
-  MaybeFlipSpline(&spline, is_left);
-  return spline;
+  multispline_builder.add_spline_count(1);
+  multispline_builder.add_constraints(constraints_offset);
+  multispline_builder.add_spline_x(spline_x_offset);
+  multispline_builder.add_spline_y(spline_y_offset);
+
+  return multispline_builder.Finish();
 }
 
 // Path from 3rd cargo ship bay to near the loading station
-::frc971::MultiSpline AutonomousSplines::ThirdCargoShipBayToNearHP(
+flatbuffers::Offset<frc971::MultiSpline> AutonomousSplines::ThirdCargoShipBayToNearHP(
+    aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
     bool is_left) {
-  ::frc971::MultiSpline spline;
-  ::frc971::Constraint velocity_constraint;
+  flatbuffers::Offset<frc971::Constraint> velocity_constraint_offset;
 
-  velocity_constraint.constraint_type = 4;
-  velocity_constraint.value = 0.5;
-  velocity_constraint.start_distance = 0;
-  velocity_constraint.end_distance = 10;
+  {
+    frc971::Constraint::Builder velocity_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    velocity_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VELOCITY);
+    velocity_constraint_builder.add_value(0.5);
+    velocity_constraint_builder.add_start_distance(0.0);
+    velocity_constraint_builder.add_end_distance(10.0);
+    velocity_constraint_offset = velocity_constraint_builder.Finish();
+  }
 
-  spline.spline_count = 1;
-  spline.spline_x = {{7.75823205276, 7.58356294646, 5.95536035287,
-                      2.12377989323, 1.29347361128, 0.598613577531}};
-  spline.spline_y = {{1.16791407107, 1.94564064915, 2.54565614767,
-                      3.43728005786, 3.43775494434, 3.43119598027}};
+  flatbuffers::Offset<
+      flatbuffers::Vector<flatbuffers::Offset<frc971::Constraint>>>
+      constraints_offset =
+          builder->fbb()->CreateVector<flatbuffers::Offset<frc971::Constraint>>(
+              {velocity_constraint_offset});
 
-  spline.constraints = {{velocity_constraint}};
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_x_offset =
+      builder->fbb()->CreateVector<float>({7.75823205276, 7.58356294646,
+                                           5.95536035287, 2.12377989323,
+                                           1.29347361128, 0.598613577531});
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_y_offset =
+      builder->fbb()->CreateVector<float>({1.16791407107, 1.94564064915,
+                                           2.54565614767, 3.43728005786,
+                                           3.43775494434, 3.43119598027});
+  MaybeFlipSpline(builder, spline_y_offset, is_left);
 
-  MaybeFlipSpline(&spline, is_left);
-  return spline;
+  frc971::MultiSpline::Builder multispline_builder =
+      builder->MakeBuilder<frc971::MultiSpline>();
+
+  multispline_builder.add_spline_count(1);
+  multispline_builder.add_constraints(constraints_offset);
+  multispline_builder.add_spline_x(spline_x_offset);
+  multispline_builder.add_spline_y(spline_y_offset);
+
+  return multispline_builder.Finish();
 }
 
-::frc971::MultiSpline AutonomousSplines::HabToFarRocketTest(bool is_left) {
-  ::frc971::MultiSpline spline;
-  ::frc971::Constraint longitudinal_constraint;
-  ::frc971::Constraint lateral_constraint;
-  ::frc971::Constraint voltage_constraint;
-  ::frc971::Constraint velocity_constraint;
+flatbuffers::Offset<frc971::MultiSpline> AutonomousSplines::HabToFarRocketTest(
+    aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+    bool is_left) {
+  flatbuffers::Offset<frc971::Constraint> longitudinal_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> lateral_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> voltage_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> velocity_constraint_offset;
 
-  longitudinal_constraint.constraint_type = 1;
-  longitudinal_constraint.value = 2.0;
+  {
+    frc971::Constraint::Builder longitudinal_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    longitudinal_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_LONGITUDINAL_ACCELERATION);
+    longitudinal_constraint_builder.add_value(2.0);
+    longitudinal_constraint_offset = longitudinal_constraint_builder.Finish();
+  }
 
-  lateral_constraint.constraint_type = 2;
-  lateral_constraint.value = 2.0;
+  {
+    frc971::Constraint::Builder lateral_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    lateral_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_LATERAL_ACCELERATION);
+    lateral_constraint_builder.add_value(2.0);
+    lateral_constraint_offset = lateral_constraint_builder.Finish();
+  }
 
-  voltage_constraint.constraint_type = 3;
-  voltage_constraint.value = 11.0;
+  {
+    frc971::Constraint::Builder voltage_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    voltage_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VOLTAGE);
+    voltage_constraint_builder.add_value(11.0);
+    voltage_constraint_offset = voltage_constraint_builder.Finish();
+  }
 
-  velocity_constraint.constraint_type = 4;
-  velocity_constraint.value = 1.7;
-  velocity_constraint.start_distance = 0.0;
-  velocity_constraint.end_distance = 0.8;
+  {
+    frc971::Constraint::Builder velocity_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    velocity_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VELOCITY);
+    velocity_constraint_builder.add_value(1.7);
+    velocity_constraint_builder.add_start_distance(0.0);
+    velocity_constraint_builder.add_end_distance(0.8);
+    velocity_constraint_offset = velocity_constraint_builder.Finish();
+  }
 
-  spline.spline_count = 1;
-  spline.spline_x = {{1.14763818102, 2.53944573074, 3.74586892131,
-                      5.22352745444, 6.70255737219, 7.35784750785}};
-  spline.spline_y = {{1.30261224364, 1.28295363394, 1.27450357714,
-                      2.89953366429, 3.10734391012, 2.90125929705}};
+  flatbuffers::Offset<
+      flatbuffers::Vector<flatbuffers::Offset<frc971::Constraint>>>
+      constraints_offset =
+          builder->fbb()->CreateVector<flatbuffers::Offset<frc971::Constraint>>(
+              {longitudinal_constraint_offset, lateral_constraint_offset,
+               voltage_constraint_offset, velocity_constraint_offset});
 
-  spline.constraints = {{longitudinal_constraint, lateral_constraint,
-                         voltage_constraint, velocity_constraint}};
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_x_offset =
+      builder->fbb()->CreateVector<float>({1.14763818102, 2.53944573074,
+                                           3.74586892131, 5.22352745444,
+                                           6.70255737219, 7.35784750785});
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_y_offset =
+      builder->fbb()->CreateVector<float>({1.30261224364, 1.28295363394,
+                                           1.27450357714, 2.89953366429,
+                                           3.10734391012, 2.90125929705});
+  MaybeFlipSpline(builder, spline_y_offset, is_left);
 
-  MaybeFlipSpline(&spline, is_left);
-  return spline;
+  frc971::MultiSpline::Builder multispline_builder =
+      builder->MakeBuilder<frc971::MultiSpline>();
+
+  multispline_builder.add_spline_count(1);
+  multispline_builder.add_constraints(constraints_offset);
+  multispline_builder.add_spline_x(spline_x_offset);
+  multispline_builder.add_spline_y(spline_y_offset);
+
+  return multispline_builder.Finish();
 }
 
-::frc971::MultiSpline AutonomousSplines::FarRocketToHPTest() {
-  ::frc971::MultiSpline spline;
-  ::frc971::Constraint longitudinal_constraint;
-  ::frc971::Constraint lateral_constraint;
-  ::frc971::Constraint voltage_constraint;
-  ::frc971::Constraint velocity_constraint;
+flatbuffers::Offset<frc971::MultiSpline> AutonomousSplines::FarRocketToHPTest(
+    aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder) {
+  flatbuffers::Offset<frc971::Constraint> longitudinal_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> lateral_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> voltage_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> velocity_constraint_offset;
 
-  longitudinal_constraint.constraint_type = 1;
-  longitudinal_constraint.value = 1.5;
+  {
+    frc971::Constraint::Builder longitudinal_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    longitudinal_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_LONGITUDINAL_ACCELERATION);
+    longitudinal_constraint_builder.add_value(1.5);
+    longitudinal_constraint_offset = longitudinal_constraint_builder.Finish();
+  }
 
-  lateral_constraint.constraint_type = 2;
-  lateral_constraint.value = 1.0;
+  {
+    frc971::Constraint::Builder lateral_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    lateral_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_LATERAL_ACCELERATION);
+    lateral_constraint_builder.add_value(1.0);
+    lateral_constraint_offset = lateral_constraint_builder.Finish();
+  }
 
-  voltage_constraint.constraint_type = 3;
-  voltage_constraint.value = 11.0;
+  {
+    frc971::Constraint::Builder voltage_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    voltage_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VOLTAGE);
+    voltage_constraint_builder.add_value(11.0);
+    voltage_constraint_offset = voltage_constraint_builder.Finish();
+  }
 
-  velocity_constraint.constraint_type = 4;
-  velocity_constraint.value = 0.5;
-  velocity_constraint.start_distance = 9.5;
-  velocity_constraint.end_distance = 10.0;
+  {
+    frc971::Constraint::Builder velocity_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    velocity_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VELOCITY);
+    velocity_constraint_builder.add_value(0.5);
+    velocity_constraint_builder.add_start_distance(9.5);
+    velocity_constraint_builder.add_end_distance(10.0);
+    velocity_constraint_offset = velocity_constraint_builder.Finish();
+  }
 
-  spline.spline_count = 1;
-  spline.spline_x = {{6.53, 7.8, 7.8, 4.0, 2.0, 0.4}};
-  spline.spline_y = {{3.47, 3.0, 1.5, 3.0, 3.4, 3.4}};
+  flatbuffers::Offset<
+      flatbuffers::Vector<flatbuffers::Offset<frc971::Constraint>>>
+      constraints_offset =
+          builder->fbb()->CreateVector<flatbuffers::Offset<frc971::Constraint>>(
+              {longitudinal_constraint_offset, lateral_constraint_offset,
+               voltage_constraint_offset, velocity_constraint_offset});
 
-  spline.constraints = {{longitudinal_constraint, lateral_constraint,
-                         voltage_constraint, velocity_constraint}};
-  return spline;
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_x_offset =
+      builder->fbb()->CreateVector<float>({6.53, 7.8, 7.8, 4.0, 2.0, 0.4});
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_y_offset =
+      builder->fbb()->CreateVector<float>({3.47, 3.0, 1.5, 3.0, 3.4, 3.4});
+
+  frc971::MultiSpline::Builder multispline_builder =
+      builder->MakeBuilder<frc971::MultiSpline>();
+
+  multispline_builder.add_spline_count(1);
+  multispline_builder.add_constraints(constraints_offset);
+  multispline_builder.add_spline_x(spline_x_offset);
+  multispline_builder.add_spline_y(spline_y_offset);
+
+  return multispline_builder.Finish();
 }
 
-::frc971::MultiSpline AutonomousSplines::HPToNearRocketTest() {
-  ::frc971::MultiSpline spline;
-  ::frc971::Constraint longitudinal_constraint;
-  ::frc971::Constraint lateral_constraint;
-  ::frc971::Constraint voltage_constraint;
-  ::frc971::Constraint velocity_constraint;
+flatbuffers::Offset<frc971::MultiSpline> AutonomousSplines::HPToNearRocketTest(
+    aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder) {
+  flatbuffers::Offset<frc971::Constraint> longitudinal_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> lateral_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> voltage_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> velocity_constraint_offset;
 
-  longitudinal_constraint.constraint_type = 1;
-  longitudinal_constraint.value = 1.0;
+  {
+    frc971::Constraint::Builder longitudinal_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    longitudinal_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_LONGITUDINAL_ACCELERATION);
+    longitudinal_constraint_builder.add_value(1.0);
+    longitudinal_constraint_offset = longitudinal_constraint_builder.Finish();
+  }
 
-  lateral_constraint.constraint_type = 2;
-  lateral_constraint.value = 1.0;
+  {
+    frc971::Constraint::Builder lateral_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    lateral_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_LATERAL_ACCELERATION);
+    lateral_constraint_builder.add_value(1.0);
+    lateral_constraint_offset = lateral_constraint_builder.Finish();
+  }
 
-  voltage_constraint.constraint_type = 3;
-  voltage_constraint.value = 11.0;
+  {
+    frc971::Constraint::Builder voltage_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    voltage_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VOLTAGE);
+    voltage_constraint_builder.add_value(11.0);
+    voltage_constraint_offset = voltage_constraint_builder.Finish();
+  }
 
-  velocity_constraint.constraint_type = 4;
-  velocity_constraint.value = 0.5;
-  velocity_constraint.start_distance = 2.7;
-  velocity_constraint.end_distance = 10.0;
+  {
+    frc971::Constraint::Builder velocity_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    velocity_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VELOCITY);
+    velocity_constraint_builder.add_value(0.5);
+    velocity_constraint_builder.add_start_distance(2.7);
+    velocity_constraint_builder.add_end_distance(10.0);
+    velocity_constraint_offset = velocity_constraint_builder.Finish();
+  }
 
-  spline.spline_count = 1;
-  spline.spline_x = {{1.5, 2.0, 3.0, 4.0, 4.5, 5.12}};
-  spline.spline_y = {{3.4, 3.4, 3.4, 3.0, 3.0, 3.43}};
+  flatbuffers::Offset<
+      flatbuffers::Vector<flatbuffers::Offset<frc971::Constraint>>>
+      constraints_offset =
+          builder->fbb()->CreateVector<flatbuffers::Offset<frc971::Constraint>>(
+              {longitudinal_constraint_offset, lateral_constraint_offset,
+               voltage_constraint_offset, velocity_constraint_offset});
 
-  spline.constraints = {{longitudinal_constraint, lateral_constraint,
-                         voltage_constraint, velocity_constraint}};
-  return spline;
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_x_offset =
+      builder->fbb()->CreateVector<float>({1.5, 2.0, 3.0, 4.0, 4.5, 5.12});
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_y_offset =
+      builder->fbb()->CreateVector<float>({3.4, 3.4, 3.4, 3.0, 3.0, 3.43});
+
+  frc971::MultiSpline::Builder multispline_builder =
+      builder->MakeBuilder<frc971::MultiSpline>();
+
+  multispline_builder.add_spline_count(1);
+  multispline_builder.add_constraints(constraints_offset);
+  multispline_builder.add_spline_x(spline_x_offset);
+  multispline_builder.add_spline_y(spline_y_offset);
+
+  return multispline_builder.Finish();
 }
 
-::frc971::MultiSpline AutonomousSplines::BasicSSpline() {
-  ::frc971::MultiSpline spline;
-  ::frc971::Constraint longitudinal_constraint;
-  ::frc971::Constraint lateral_constraint;
-  ::frc971::Constraint voltage_constraint;
+flatbuffers::Offset<frc971::MultiSpline> AutonomousSplines::BasicSSpline(
+    aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder) {
+  flatbuffers::Offset<frc971::Constraint> longitudinal_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> lateral_constraint_offset;
+  flatbuffers::Offset<frc971::Constraint> voltage_constraint_offset;
 
-  longitudinal_constraint.constraint_type = 1;
-  longitudinal_constraint.value = 1.0;
+  {
+    frc971::Constraint::Builder longitudinal_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    longitudinal_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_LONGITUDINAL_ACCELERATION);
+    longitudinal_constraint_builder.add_value(1.0);
+    longitudinal_constraint_offset = longitudinal_constraint_builder.Finish();
+  }
 
-  lateral_constraint.constraint_type = 2;
-  lateral_constraint.value = 1.0;
+  {
+    frc971::Constraint::Builder lateral_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    lateral_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_LATERAL_ACCELERATION);
+    lateral_constraint_builder.add_value(1.0);
+    lateral_constraint_offset = lateral_constraint_builder.Finish();
+  }
 
-  voltage_constraint.constraint_type = 3;
-  voltage_constraint.value = 6.0;
+  {
+    frc971::Constraint::Builder voltage_constraint_builder =
+        builder->MakeBuilder<frc971::Constraint>();
+    voltage_constraint_builder.add_constraint_type(
+        frc971::ConstraintType_VOLTAGE);
+    voltage_constraint_builder.add_value(6.0);
+    voltage_constraint_offset = voltage_constraint_builder.Finish();
+  }
 
-  spline.spline_count = 1;
+  flatbuffers::Offset<
+      flatbuffers::Vector<flatbuffers::Offset<frc971::Constraint>>>
+      constraints_offset =
+          builder->fbb()->CreateVector<flatbuffers::Offset<frc971::Constraint>>(
+              {longitudinal_constraint_offset, lateral_constraint_offset,
+               voltage_constraint_offset});
+
   const float startx = 0.4;
   const float starty = 3.4;
-  spline.spline_x = {{0.0f + startx, 0.6f + startx, 0.6f + startx,
-                      0.4f + startx, 0.4f + startx, 1.0f + startx}};
-  spline.spline_y = {{starty - 0.0f, starty - 0.0f, starty - 0.3f,
-                      starty - 0.7f, starty - 1.0f, starty - 1.0f}};
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_x_offset =
+      builder->fbb()->CreateVector<float>({0.0f + startx, 0.6f + startx,
+                                           0.6f + startx, 0.4f + startx,
+                                           0.4f + startx, 1.0f + startx});
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_y_offset =
+      builder->fbb()->CreateVector<float>({starty - 0.0f, starty - 0.0f,
+                                           starty - 0.3f, starty - 0.7f,
+                                           starty - 1.0f, starty - 1.0f});
 
-  spline.constraints = {
-      {longitudinal_constraint, lateral_constraint, voltage_constraint}};
+  frc971::MultiSpline::Builder multispline_builder =
+      builder->MakeBuilder<frc971::MultiSpline>();
 
-  return spline;
+  multispline_builder.add_spline_count(1);
+  multispline_builder.add_constraints(constraints_offset);
+  multispline_builder.add_spline_x(spline_x_offset);
+  multispline_builder.add_spline_y(spline_y_offset);
+
+  return multispline_builder.Finish();
 }
 
-::frc971::MultiSpline AutonomousSplines::StraightLine() {
-  ::frc971::MultiSpline spline;
-  ::frc971::Constraint contraints;
+flatbuffers::Offset<frc971::MultiSpline> AutonomousSplines::StraightLine(
+    aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder) {
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_x_offset =
+      builder->fbb()->CreateVector<float>(
+          {-12.3, -11.9, -11.5, -11.1, -10.6, -10.0});
+  flatbuffers::Offset<flatbuffers::Vector<float>> spline_y_offset =
+      builder->fbb()->CreateVector<float>({1.25, 1.25, 1.25, 1.25, 1.25, 1.25});
 
-  contraints.constraint_type = 0;
-  contraints.value = 0.0;
-  contraints.start_distance = 0.0;
-  contraints.end_distance = 0.0;
+  frc971::MultiSpline::Builder multispline_builder =
+      builder->MakeBuilder<frc971::MultiSpline>();
 
-  spline.spline_count = 1;
-  spline.spline_x = {{-12.3, -11.9, -11.5, -11.1, -10.6, -10.0}};
-  spline.spline_y = {{1.25, 1.25, 1.25, 1.25, 1.25, 1.25}};
+  multispline_builder.add_spline_count(1);
+  multispline_builder.add_spline_x(spline_x_offset);
+  multispline_builder.add_spline_y(spline_y_offset);
 
-  spline.constraints = {{contraints}};
-
-  return spline;
+  return multispline_builder.Finish();
 }
 
 }  // namespace actors
diff --git a/y2019/actors/auto_splines.h b/y2019/actors/auto_splines.h
index a55c2f1..5d79ba9 100644
--- a/y2019/actors/auto_splines.h
+++ b/y2019/actors/auto_splines.h
@@ -1,7 +1,9 @@
 #ifndef Y2019_ACTORS_AUTO_SPLINES_H_
 #define Y2019_ACTORS_AUTO_SPLINES_H_
 
-#include "frc971/control_loops/control_loops.q.h"
+#include "aos/events/event_loop.h"
+#include "frc971/control_loops/control_loops_generated.h"
+#include "frc971/control_loops/drivetrain/drivetrain_goal_generated.h"
 /*
 
   The cooridinate system for the autonomous splines is the same as the spline
@@ -17,38 +19,60 @@
   // Splines for 2 Panels on the far side of the Rocket
 
   // Path off of level 2 to the far side of the rocket with a panel
-  static ::frc971::MultiSpline HABToFarRocket(bool is_left);
+  static flatbuffers::Offset<frc971::MultiSpline> HABToFarRocket(
+      aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+      bool is_left);
 
   // Path from the far side of the rocket to the loading station to pickup
-  static ::frc971::MultiSpline FarRocketToHP(bool is_left);
+  static flatbuffers::Offset<frc971::MultiSpline> FarRocketToHP(
+      aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+      bool is_left);
 
   // Path from the far side of the rocket to the loading station to pickup
-  static ::frc971::MultiSpline HPToFarRocket(bool is_left);
+  static flatbuffers::Offset<frc971::MultiSpline> HPToFarRocket(
+      aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+      bool is_left);
 
   // Path from the far side of the rocket to close to the loading station
-  static ::frc971::MultiSpline FarRocketToNearHP(bool is_left);
+  static flatbuffers::Offset<frc971::MultiSpline> FarRocketToNearHP(
+      aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+      bool is_left);
 
   // Splines for 2 Panels on the far reaches of the cargo ship
 
   // Path from level 2 to 2nd cargo ship bay with a hatch panel
-  static ::frc971::MultiSpline HABToSecondCargoShipBay(bool is_left);
+  static flatbuffers::Offset<frc971::MultiSpline> HABToSecondCargoShipBay(
+      aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+      bool is_left);
 
   // Path from 2nd cargo ship bay to loading station
-  static ::frc971::MultiSpline SecondCargoShipBayToHP(bool is_left);
+  static flatbuffers::Offset<frc971::MultiSpline> SecondCargoShipBayToHP(
+      aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+      bool is_left);
 
   // Path from loading station to 3rd cargo ship bay with a hatch panel
-  static ::frc971::MultiSpline HPToThirdCargoShipBay(bool is_left);
+  static flatbuffers::Offset<frc971::MultiSpline> HPToThirdCargoShipBay(
+      aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+      bool is_left);
 
   // Path from 3rd cargo ship bay to near the loading station
-  static ::frc971::MultiSpline ThirdCargoShipBayToNearHP(bool is_left);
+  static flatbuffers::Offset<frc971::MultiSpline> ThirdCargoShipBayToNearHP(
+      aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+      bool is_left);
 
   // Testing Splines
-  static ::frc971::MultiSpline HPToNearRocketTest();
-  static ::frc971::MultiSpline HabToFarRocketTest(bool is_left);
-  static ::frc971::MultiSpline FarRocketToHPTest();
+  static flatbuffers::Offset<frc971::MultiSpline> HPToNearRocketTest(
+      aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder);
+  static flatbuffers::Offset<frc971::MultiSpline> HabToFarRocketTest(
+      aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder,
+      bool is_left);
+  static flatbuffers::Offset<frc971::MultiSpline> FarRocketToHPTest(
+      aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder);
 
-  static ::frc971::MultiSpline BasicSSpline();
-  static ::frc971::MultiSpline StraightLine();
+  static flatbuffers::Offset<frc971::MultiSpline> BasicSSpline(
+      aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder);
+  static flatbuffers::Offset<frc971::MultiSpline> StraightLine(
+      aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder);
 };
 
 }  // namespace actors
diff --git a/y2019/actors/autonomous_actor.cc b/y2019/actors/autonomous_actor.cc
index a5a71aa..fbde0be 100644
--- a/y2019/actors/autonomous_actor.cc
+++ b/y2019/actors/autonomous_actor.cc
@@ -8,14 +8,16 @@
 #include "aos/logging/logging.h"
 #include "aos/util/phased_loop.h"
 
-#include "frc971/control_loops/drivetrain/drivetrain.q.h"
-#include "frc971/control_loops/drivetrain/localizer.q.h"
+#include "frc971/control_loops/drivetrain/localizer_generated.h"
 #include "y2019/actors/auto_splines.h"
 #include "y2019/control_loops/drivetrain/drivetrain_base.h"
 
 namespace y2019 {
 namespace actors {
+
+using ::frc971::ProfileParametersT;
 using ::aos::monotonic_clock;
+using frc971::control_loops::drivetrain::LocalizerControl;
 namespace chrono = ::std::chrono;
 
 AutonomousActor::AutonomousActor(::aos::EventLoop *event_loop)
@@ -24,15 +26,14 @@
       localizer_control_sender_(
           event_loop->MakeSender<
               ::frc971::control_loops::drivetrain::LocalizerControl>(
-              ".frc971.control_loops.drivetrain.localizer_control")),
+              "/drivetrain")),
       superstructure_goal_sender_(
-          event_loop->MakeSender<::y2019::control_loops::superstructure::
-                                     SuperstructureQueue::Goal>(
-              ".y2019.control_loops.superstructure.superstructure_queue.goal")),
-      superstructure_status_fetcher_(event_loop->MakeFetcher<
-                                     ::y2019::control_loops::superstructure::
-                                         SuperstructureQueue::Status>(
-          ".y2019.control_loops.superstructure.superstructure_queue.status")) {}
+          event_loop->MakeSender<::y2019::control_loops::superstructure::Goal>(
+              "/superstructure")),
+      superstructure_status_fetcher_(
+          event_loop
+              ->MakeFetcher<::y2019::control_loops::superstructure::Status>(
+                  "/superstructure")) {}
 
 bool AutonomousActor::WaitForDriveXGreater(double x) {
   AOS_LOG(INFO, "Waiting until x > %f\n", x);
@@ -46,8 +47,8 @@
     }
     phased_loop.SleepUntilNext();
     drivetrain_status_fetcher_.Fetch();
-    if (drivetrain_status_fetcher_->x > x) {
-      AOS_LOG(INFO, "X at %f\n", drivetrain_status_fetcher_->x);
+    if (drivetrain_status_fetcher_->x() > x) {
+      AOS_LOG(INFO, "X at %f\n", drivetrain_status_fetcher_->x());
       return true;
     }
   }
@@ -65,8 +66,8 @@
     }
     phased_loop.SleepUntilNext();
     drivetrain_status_fetcher_.Fetch();
-    if (::std::abs(drivetrain_status_fetcher_->y) < y) {
-      AOS_LOG(INFO, "Y at %f\n", drivetrain_status_fetcher_->y);
+    if (::std::abs(drivetrain_status_fetcher_->y()) < y) {
+      AOS_LOG(INFO, "Y at %f\n", drivetrain_status_fetcher_->y());
       return true;
     }
   }
@@ -90,13 +91,16 @@
   SendSuperstructureGoal();
 
   {
-    auto localizer_resetter = localizer_control_sender_.MakeMessage();
+    auto builder = localizer_control_sender_.MakeBuilder();
+
+    LocalizerControl::Builder localizer_control_builder =
+        builder.MakeBuilder<LocalizerControl>();
     // Start on the left l2.
-    localizer_resetter->x = 1.0;
-    localizer_resetter->y = 1.35 * turn_scalar;
-    localizer_resetter->theta = M_PI;
-    localizer_resetter->theta_uncertainty = 0.00001;
-    if (!localizer_resetter.Send()) {
+    localizer_control_builder.add_x(1.0);
+    localizer_control_builder.add_y(1.35 * turn_scalar);
+    localizer_control_builder.add_theta(M_PI);
+    localizer_control_builder.add_theta_uncertainty(0.00001);
+    if (!builder.Send(localizer_control_builder.Finish())) {
       AOS_LOG(ERROR, "Failed to reset localizer.\n");
     }
   }
@@ -105,20 +109,28 @@
   // Otherwise our drivetrain reset will do a 180 right at the start.
   WaitUntil([this]() { return drivetrain_status_fetcher_.Fetch(); });
   AOS_LOG(INFO, "Heading is %f\n",
-          drivetrain_status_fetcher_->estimated_heading);
+          drivetrain_status_fetcher_->estimated_heading());
   InitializeEncoders();
   ResetDrivetrain();
   WaitUntil([this]() { return drivetrain_status_fetcher_.Fetch(); });
   AOS_LOG(INFO, "Heading is %f\n",
-          drivetrain_status_fetcher_->estimated_heading);
+          drivetrain_status_fetcher_->estimated_heading());
 
   ResetDrivetrain();
   InitializeEncoders();
 }
 
-const ProfileParameters kJumpDrive = {2.0, 3.0};
-const ProfileParameters kDrive = {4.0, 3.0};
-const ProfileParameters kTurn = {5.0, 15.0};
+ProfileParametersT MakeProfileParameters(float max_velocity,
+                                         float max_acceleration) {
+  ProfileParametersT result;
+  result.max_velocity = max_velocity;
+  result.max_acceleration = max_acceleration;
+  return result;
+}
+
+const ProfileParametersT kJumpDrive = MakeProfileParameters(2.0, 3.0);
+const ProfileParametersT kDrive = MakeProfileParameters(4.0, 3.0);
+const ProfileParametersT kTurn = MakeProfileParameters(5.0, 15.0);
 
 const ElevatorWristPosition kPanelHPIntakeForwrdPos{0.01, M_PI / 2.0};
 const ElevatorWristPosition kPanelHPIntakeBackwardPos{0.015, -M_PI / 2.0};
@@ -130,14 +142,23 @@
 
 const ElevatorWristPosition kPanelCargoBackwardPos{0.0, -M_PI / 2.0};
 
+template <typename Functor>
+std::function<flatbuffers::Offset<frc971::MultiSpline>(
+    aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder *builder)>
+BindIsLeft(Functor f, bool is_left) {
+  return
+      [is_left, f](aos::Sender<frc971::control_loops::drivetrain::Goal>::Builder
+                       *builder) { return f(builder, is_left); };
+}
+
 bool AutonomousActor::RunAction(
-    const ::frc971::autonomous::AutonomousActionParams &params) {
+    const ::frc971::autonomous::AutonomousActionParams *params) {
   const monotonic_clock::time_point start_time = monotonic_now();
-  const bool is_left = params.mode == 0;
+  const bool is_left = params->mode() == 0;
 
   {
     AOS_LOG(INFO, "Starting autonomous action with mode %" PRId32 " %s\n",
-            params.mode, is_left ? "left" : "right");
+            params->mode(), is_left ? "left" : "right");
   }
 
   const double turn_scalar = is_left ? 1.0 : -1.0;
@@ -147,7 +168,7 @@
   Mode mode = Mode::kCargoship;
   if (mode == Mode::kRocket) {
     SplineHandle spline1 =
-        PlanSpline(AutonomousSplines::HabToFarRocketTest(is_left),
+        PlanSpline(BindIsLeft(AutonomousSplines::HabToFarRocketTest, is_left),
                    SplineDirection::kBackward);
 
     // Grab the disk, jump, wait until we have vacuum, then raise the elevator
@@ -176,15 +197,18 @@
     // END SPLINE 1
 
     if (!spline1.WaitForSplineDistanceRemaining(0.2)) return true;
-    LineFollowAtVelocity(1.3, 4);
+    LineFollowAtVelocity(1.3,
+                         control_loops::drivetrain::SelectionHint_FAR_ROCKET);
     if (!WaitForMilliseconds(::std::chrono::milliseconds(1200))) return true;
 
     set_suction_goal(false, 1);
     SendSuperstructureGoal();
     if (!WaitForMilliseconds(::std::chrono::milliseconds(200))) return true;
-    LineFollowAtVelocity(-1.0, 4);
-    SplineHandle spline2 = PlanSpline(AutonomousSplines::FarRocketToHP(is_left),
-                                      SplineDirection::kBackward);
+    LineFollowAtVelocity(-1.0,
+                         control_loops::drivetrain::SelectionHint_FAR_ROCKET);
+    SplineHandle spline2 =
+        PlanSpline(BindIsLeft(AutonomousSplines::FarRocketToHP, is_left),
+                   SplineDirection::kBackward);
 
     if (!WaitForMilliseconds(::std::chrono::milliseconds(150))) return true;
     if (!spline2.WaitForPlan()) return true;
@@ -204,8 +228,9 @@
     // As soon as we pick up Panel 2 go score on the back rocket
     if (!WaitForGamePiece()) return true;
     LineFollowAtVelocity(1.5);
-    SplineHandle spline3 = PlanSpline(AutonomousSplines::HPToFarRocket(is_left),
-                                      SplineDirection::kForward);
+    SplineHandle spline3 =
+        PlanSpline(BindIsLeft(AutonomousSplines::HPToFarRocket, is_left),
+                   SplineDirection::kForward);
     if (!WaitForDriveXGreater(0.50)) return true;
     if (!spline3.WaitForPlan()) return true;
     spline3.Start();
@@ -214,7 +239,8 @@
     set_elevator_wrist_goal(kPanelBackwardMiddlePos);
     SendSuperstructureGoal();
     if (!WaitForDriveXGreater(7.1)) return true;
-    LineFollowAtVelocity(-1.5, 4);
+    LineFollowAtVelocity(-1.5,
+                         control_loops::drivetrain::SelectionHint_FAR_ROCKET);
     if (!WaitForMilliseconds(::std::chrono::milliseconds(1000))) return true;
     set_elevator_wrist_goal(kPanelBackwardUpperPos);
     SendSuperstructureGoal();
@@ -222,13 +248,14 @@
     set_suction_goal(false, 1);
     SendSuperstructureGoal();
     if (!WaitForMilliseconds(::std::chrono::milliseconds(400))) return true;
-    LineFollowAtVelocity(1.0, 4);
+    LineFollowAtVelocity(1.0,
+                         control_loops::drivetrain::SelectionHint_FAR_ROCKET);
     SendSuperstructureGoal();
     if (!WaitForMilliseconds(::std::chrono::milliseconds(200))) return true;
   } else if (mode == Mode::kCargoship) {
-    SplineHandle spline1 =
-        PlanSpline(AutonomousSplines::HABToSecondCargoShipBay(is_left),
-                   SplineDirection::kBackward);
+    SplineHandle spline1 = PlanSpline(
+        BindIsLeft(AutonomousSplines::HABToSecondCargoShipBay, is_left),
+        SplineDirection::kBackward);
     set_elevator_goal(0.01);
     set_wrist_goal(-M_PI / 2.0);
     set_intake_goal(-1.2);
@@ -254,7 +281,8 @@
 
     if (!spline1.WaitForSplineDistanceRemaining(0.8)) return true;
     // Line follow in to the first disc.
-    LineFollowAtVelocity(-0.9, 2);
+    LineFollowAtVelocity(-0.9,
+                         control_loops::drivetrain::SelectionHint_MID_SHIP);
     if (!WaitForDriveYCloseToZero(1.2)) return true;
 
     set_suction_goal(false, 1);
@@ -265,10 +293,11 @@
     if (!WaitForDriveYCloseToZero(1.13)) return true;
     if (!WaitForMilliseconds(::std::chrono::milliseconds(300))) return true;
 
-    LineFollowAtVelocity(0.9, 2);
-    SplineHandle spline2 =
-        PlanSpline(AutonomousSplines::SecondCargoShipBayToHP(is_left),
-                   SplineDirection::kForward);
+    LineFollowAtVelocity(0.9,
+                         control_loops::drivetrain::SelectionHint_MID_SHIP);
+    SplineHandle spline2 = PlanSpline(
+        BindIsLeft(AutonomousSplines::SecondCargoShipBayToHP, is_left),
+        SplineDirection::kForward);
     if (!WaitForMilliseconds(::std::chrono::milliseconds(400))) return true;
     if (!spline2.WaitForPlan()) return true;
     AOS_LOG(INFO, "Planned\n");
@@ -288,9 +317,9 @@
     AOS_LOG(INFO, "Got gamepiece %f\n",
             ::aos::time::DurationInSeconds(monotonic_now() - start_time));
     LineFollowAtVelocity(-4.0);
-    SplineHandle spline3 =
-        PlanSpline(AutonomousSplines::HPToThirdCargoShipBay(is_left),
-                   SplineDirection::kBackward);
+    SplineHandle spline3 = PlanSpline(
+        BindIsLeft(AutonomousSplines::HPToThirdCargoShipBay, is_left),
+        SplineDirection::kBackward);
     if (!WaitForDriveXGreater(0.55)) return true;
     if (!spline3.WaitForPlan()) return true;
     spline3.Start();
@@ -301,7 +330,8 @@
 
     if (!spline3.WaitForSplineDistanceRemaining(0.7)) return true;
     // Line follow in to the second disc.
-    LineFollowAtVelocity(-0.7, 3);
+    LineFollowAtVelocity(-0.7,
+                         control_loops::drivetrain::SelectionHint_FAR_SHIP);
     AOS_LOG(INFO, "Drawing in disc 2 %f\n",
             ::aos::time::DurationInSeconds(monotonic_now() - start_time));
     if (!WaitForDriveYCloseToZero(1.2)) return true;
@@ -315,7 +345,8 @@
     if (!WaitForMilliseconds(::std::chrono::milliseconds(200))) return true;
     AOS_LOG(INFO, "Backing up %f\n",
             ::aos::time::DurationInSeconds(monotonic_now() - start_time));
-    LineFollowAtVelocity(0.9, 3);
+    LineFollowAtVelocity(0.9,
+                         control_loops::drivetrain::SelectionHint_FAR_SHIP);
     if (!WaitForMilliseconds(::std::chrono::milliseconds(400))) return true;
   } else {
     // Grab the disk, wait until we have vacuum, then jump
diff --git a/y2019/actors/autonomous_actor.h b/y2019/actors/autonomous_actor.h
index 8c61596..af2a60f 100644
--- a/y2019/actors/autonomous_actor.h
+++ b/y2019/actors/autonomous_actor.h
@@ -7,16 +7,18 @@
 #include "aos/actions/actions.h"
 #include "aos/actions/actor.h"
 #include "frc971/autonomous/base_autonomous_actor.h"
-#include "frc971/control_loops/control_loops.q.h"
-#include "frc971/control_loops/drivetrain/drivetrain.q.h"
+#include "frc971/control_loops/control_loops_generated.h"
 #include "frc971/control_loops/drivetrain/drivetrain_config.h"
-#include "frc971/control_loops/drivetrain/localizer.q.h"
-#include "y2019/control_loops/superstructure/superstructure.q.h"
+#include "frc971/control_loops/drivetrain/localizer_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_goal_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_status_generated.h"
 
 namespace y2019 {
 namespace actors {
 
-using ::frc971::ProfileParameters;
+using ::frc971::control_loops::StaticZeroingSingleDOFProfiledSubsystemGoal;
+
+namespace superstructure = y2019::control_loops::superstructure;
 
 struct ElevatorWristPosition {
   double elevator;
@@ -28,7 +30,7 @@
   explicit AutonomousActor(::aos::EventLoop *event_loop);
 
   bool RunAction(
-      const ::frc971::autonomous::AutonomousActionParams &params) override;
+      const ::frc971::autonomous::AutonomousActionParams *params) override;
 
  private:
   void Reset(bool is_left);
@@ -75,25 +77,83 @@
   }
 
   void SendSuperstructureGoal() {
-    auto new_superstructure_goal = superstructure_goal_sender_.MakeMessage();
-    new_superstructure_goal->elevator.unsafe_goal = elevator_goal_;
-    new_superstructure_goal->wrist.unsafe_goal = wrist_goal_;
-    new_superstructure_goal->intake.unsafe_goal = intake_goal_;
+    auto builder = superstructure_goal_sender_.MakeBuilder();
 
-    new_superstructure_goal->suction.grab_piece = suction_on_;
-    new_superstructure_goal->suction.gamepiece_mode = suction_gamepiece_;
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        elevator_offset;
 
-    new_superstructure_goal->elevator.profile_params.max_velocity =
-        elevator_max_velocity_;
-    new_superstructure_goal->elevator.profile_params.max_acceleration =
-        elevator_max_acceleration_;
+    {
+      frc971::ProfileParameters::Builder profile_params_builder =
+          builder.MakeBuilder<frc971::ProfileParameters>();
+      profile_params_builder.add_max_velocity(elevator_max_velocity_);
+      profile_params_builder.add_max_acceleration(elevator_max_acceleration_);
 
-    new_superstructure_goal->wrist.profile_params.max_velocity =
-        wrist_max_velocity_;
-    new_superstructure_goal->wrist.profile_params.max_acceleration =
-        wrist_max_acceleration_;
+      flatbuffers::Offset<frc971::ProfileParameters> profile_params_offset =
+          profile_params_builder.Finish();
 
-    if (!new_superstructure_goal.Send()) {
+      StaticZeroingSingleDOFProfiledSubsystemGoal::Builder elevator_builder =
+          builder.MakeBuilder<StaticZeroingSingleDOFProfiledSubsystemGoal>();
+
+      elevator_builder.add_unsafe_goal(elevator_goal_);
+      elevator_builder.add_profile_params(profile_params_offset);
+
+      elevator_offset = elevator_builder.Finish();
+    }
+
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        wrist_offset;
+
+    {
+      frc971::ProfileParameters::Builder profile_params_builder =
+          builder.MakeBuilder<frc971::ProfileParameters>();
+      profile_params_builder.add_max_velocity(wrist_max_velocity_);
+      profile_params_builder.add_max_acceleration(wrist_max_acceleration_);
+
+      flatbuffers::Offset<frc971::ProfileParameters> profile_params_offset =
+          profile_params_builder.Finish();
+
+      StaticZeroingSingleDOFProfiledSubsystemGoal::Builder wrist_builder =
+          builder.MakeBuilder<StaticZeroingSingleDOFProfiledSubsystemGoal>();
+
+      wrist_builder.add_unsafe_goal(wrist_goal_);
+      wrist_builder.add_profile_params(profile_params_offset);
+
+      wrist_offset = wrist_builder.Finish();
+    }
+
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        intake_offset;
+
+    {
+      StaticZeroingSingleDOFProfiledSubsystemGoal::Builder intake_builder =
+          builder.MakeBuilder<StaticZeroingSingleDOFProfiledSubsystemGoal>();
+
+      intake_builder.add_unsafe_goal(intake_goal_);
+
+      intake_offset = intake_builder.Finish();
+    }
+
+    flatbuffers::Offset<superstructure::SuctionGoal> suction_offset;
+
+    {
+      superstructure::SuctionGoal::Builder suction_builder =
+          builder.MakeBuilder<superstructure::SuctionGoal>();
+
+      suction_builder.add_grab_piece(suction_on_);
+      suction_builder.add_gamepiece_mode(suction_gamepiece_);
+
+      suction_offset = suction_builder.Finish();
+    }
+
+    superstructure::Goal::Builder superstructure_builder =
+        builder.MakeBuilder<superstructure::Goal>();
+
+    superstructure_builder.add_elevator(elevator_offset);
+    superstructure_builder.add_wrist(wrist_offset);
+    superstructure_builder.add_intake(intake_offset);
+    superstructure_builder.add_suction(suction_offset);
+
+    if (!builder.Send(superstructure_builder.Finish())) {
       AOS_LOG(ERROR, "Sending superstructure goal failed.\n");
     }
   }
@@ -102,7 +162,7 @@
     superstructure_status_fetcher_.Fetch();
 
     if (superstructure_status_fetcher_.get()) {
-      return superstructure_status_fetcher_->has_piece;
+      return superstructure_status_fetcher_->has_piece();
     }
     return false;
   }
@@ -145,12 +205,12 @@
     if (superstructure_status_fetcher_.get()) {
       const bool elevator_at_goal =
           ::std::abs(elevator_goal_ -
-                     superstructure_status_fetcher_->elevator.position) <
+                     superstructure_status_fetcher_->elevator()->position()) <
           kElevatorTolerance;
 
       const bool wrist_at_goal =
           ::std::abs(wrist_goal_ -
-                     superstructure_status_fetcher_->wrist.position) <
+                     superstructure_status_fetcher_->wrist()->position()) <
           kWristTolerance;
 
       return elevator_at_goal && wrist_at_goal;
@@ -183,11 +243,9 @@
 
   ::aos::Sender<::frc971::control_loops::drivetrain::LocalizerControl>
       localizer_control_sender_;
-  ::aos::Sender<
-      ::y2019::control_loops::superstructure::SuperstructureQueue::Goal>
+  ::aos::Sender<::y2019::control_loops::superstructure::Goal>
       superstructure_goal_sender_;
-  ::aos::Fetcher<
-      ::y2019::control_loops::superstructure::SuperstructureQueue::Status>
+  ::aos::Fetcher<::y2019::control_loops::superstructure::Status>
       superstructure_status_fetcher_;
 };
 
diff --git a/y2019/actors/autonomous_actor_main.cc b/y2019/actors/autonomous_actor_main.cc
index 79b52da..aa176f9 100644
--- a/y2019/actors/autonomous_actor_main.cc
+++ b/y2019/actors/autonomous_actor_main.cc
@@ -1,14 +1,16 @@
 #include <stdio.h>
 
-#include "aos/events/shm-event-loop.h"
+#include "aos/events/shm_event_loop.h"
 #include "aos/init.h"
-#include "frc971/autonomous/auto.q.h"
 #include "y2019/actors/autonomous_actor.h"
 
 int main(int /*argc*/, char * /*argv*/ []) {
   ::aos::Init(-1);
 
-  ::aos::ShmEventLoop event_loop;
+  aos::FlatbufferDetachedBuffer<aos::Configuration> config =
+      aos::configuration::ReadConfig("config.json");
+
+  ::aos::ShmEventLoop event_loop(&config.message());
   ::y2019::actors::AutonomousActor autonomous(&event_loop);
 
   event_loop.Run();
diff --git a/y2019/control_loops/drivetrain/BUILD b/y2019/control_loops/drivetrain/BUILD
index 9b9ba30..1575584 100644
--- a/y2019/control_loops/drivetrain/BUILD
+++ b/y2019/control_loops/drivetrain/BUILD
@@ -1,5 +1,5 @@
-load("//aos/build:queues.bzl", "queue_library")
-load("//tools/build_rules:select.bzl", "cpu_select", "compiler_select")
+load("@com_github_google_flatbuffers//:build_defs.bzl", "flatbuffer_cc_library")
+load("//tools/build_rules:select.bzl", "compiler_select", "cpu_select")
 
 genrule(
     name = "genrule_drivetrain",
@@ -31,39 +31,6 @@
     ],
 )
 
-cc_binary(
-    name = "replay_localizer",
-    srcs = [
-        "replay_localizer.cc",
-    ],
-    defines =
-        cpu_select({
-            "amd64": [
-                "SUPPORT_PLOT=1",
-            ],
-            "arm": [],
-        }),
-    linkstatic = True,
-    deps = [
-        "//frc971/control_loops/drivetrain:localizer_queue",
-        ":localizer",
-        ":event_loop_localizer",
-        ":drivetrain_base",
-        "@com_github_gflags_gflags//:gflags",
-        "//y2019:constants",
-        "//frc971/control_loops/drivetrain:drivetrain_queue",
-        "//aos:init",
-        "//aos/controls:replay_control_loop",
-        "//frc971/queues:gyro",
-        "//frc971/wpilib:imu_queue",
-    ] + cpu_select({
-        "amd64": [
-            "//third_party/matplotlib-cpp",
-        ],
-        "arm": [],
-    }),
-)
-
 cc_library(
     name = "polydrivetrain_plants",
     srcs = [
@@ -111,24 +78,24 @@
         ":drivetrain_base",
         ":event_loop_localizer",
         "//aos:init",
-        "//aos/events:shm-event-loop",
+        "//aos/events:shm_event_loop",
         "//frc971/control_loops/drivetrain:drivetrain_lib",
     ],
 )
 
-queue_library(
-    name = "target_selector_queue",
-    srcs = [
-        "target_selector.q",
-    ],
+flatbuffer_cc_library(
+    name = "target_selector_fbs",
+    srcs = ["target_selector.fbs"],
+    gen_reflections = 1,
     visibility = ["//visibility:public"],
 )
 
-queue_library(
-    name = "camera_queue",
+flatbuffer_cc_library(
+    name = "camera_fbs",
     srcs = [
-        "camera.q",
+        "camera.fbs",
     ],
+    gen_reflections = 1,
     visibility = ["//visibility:public"],
 )
 
@@ -167,17 +134,18 @@
     hdrs = ["target_selector.h"],
     deps = [
         ":camera",
-        ":target_selector_queue",
+        ":target_selector_fbs",
         "//frc971/control_loops:pose",
         "//frc971/control_loops/drivetrain:localizer",
         "//y2019:constants",
-        "//y2019/control_loops/superstructure:superstructure_queue",
+        "//y2019/control_loops/superstructure:superstructure_goal_fbs",
     ],
 )
 
 cc_test(
     name = "target_selector_test",
     srcs = ["target_selector_test.cc"],
+    data = ["//y2019:config.json"],
     deps = [
         ":target_selector",
         "//aos/events:simulated_event_loop",
@@ -191,7 +159,7 @@
     srcs = ["event_loop_localizer.cc"],
     hdrs = ["event_loop_localizer.h"],
     deps = [
-        ":camera_queue",
+        ":camera_fbs",
         ":localizer",
         ":target_selector",
         "//frc971/control_loops/drivetrain:localizer",
@@ -232,13 +200,14 @@
 cc_test(
     name = "localized_drivetrain_test",
     srcs = ["localized_drivetrain_test.cc"],
+    data = ["//y2019:config.json"],
     deps = [
-        ":camera_queue",
+        ":camera_fbs",
         ":drivetrain_base",
         ":event_loop_localizer",
         ":localizer",
         "//aos/controls:control_loop_test",
-        "//aos/events:shm-event-loop",
+        "//aos/events:shm_event_loop",
         "//aos/network:team_number",
         "//frc971/control_loops:team_number_test_environment",
         "//frc971/control_loops/drivetrain:drivetrain_lib",
diff --git a/y2019/control_loops/drivetrain/camera.fbs b/y2019/control_loops/drivetrain/camera.fbs
new file mode 100644
index 0000000..154dd2e
--- /dev/null
+++ b/y2019/control_loops/drivetrain/camera.fbs
@@ -0,0 +1,24 @@
+namespace y2019.control_loops.drivetrain;
+
+// See the Target structure in //y2019/jevois:structures.h for documentation.
+table CameraTarget {
+  distance:float;
+  height:float;
+  heading:float;
+  skew:float;
+}
+
+// Frames from a camera.
+table CameraFrame {
+  // Number of nanoseconds since the aos::monotonic_clock epoch at which this
+  // frame was captured.
+  timestamp:long;
+
+  // Buffer for the 3 targets.
+  targets:[CameraTarget];
+
+  // Index of the camera position (not serial number) which this frame is from.
+  camera:ubyte;
+}
+
+root_type CameraFrame;
diff --git a/y2019/control_loops/drivetrain/camera.q b/y2019/control_loops/drivetrain/camera.q
deleted file mode 100644
index 9d5dffc..0000000
--- a/y2019/control_loops/drivetrain/camera.q
+++ /dev/null
@@ -1,26 +0,0 @@
-package y2019.control_loops.drivetrain;
-
-// See the Target structure in //y2019/jevois:structures.h for documentation.
-struct CameraTarget {
-  float distance;
-  float height;
-  float heading;
-  float skew;
-};
-
-// Frames from a camera.
-// Published on ".y2019.control_loops.drivetrain.camera_frames"
-message CameraFrame {
-  // Number of nanoseconds since the aos::monotonic_clock epoch at which this
-  // frame was captured.
-  int64_t timestamp;
-
-  // Number of targets actually in this frame.
-  uint8_t num_targets;
-
-  // Buffer for the targets.
-  CameraTarget[3] targets;
-
-  // Index of the camera position (not serial number) which this frame is from.
-  uint8_t camera;
-};
diff --git a/y2019/control_loops/drivetrain/drivetrain_main.cc b/y2019/control_loops/drivetrain/drivetrain_main.cc
index ada8f53..77df69b 100644
--- a/y2019/control_loops/drivetrain/drivetrain_main.cc
+++ b/y2019/control_loops/drivetrain/drivetrain_main.cc
@@ -1,6 +1,6 @@
 #include "aos/init.h"
 
-#include "aos/events/shm-event-loop.h"
+#include "aos/events/shm_event_loop.h"
 #include "frc971/control_loops/drivetrain/drivetrain.h"
 #include "y2019/control_loops/drivetrain/drivetrain_base.h"
 #include "y2019/control_loops/drivetrain/event_loop_localizer.h"
@@ -10,7 +10,10 @@
 int main() {
   ::aos::InitNRT(true);
 
-  ::aos::ShmEventLoop event_loop;
+  aos::FlatbufferDetachedBuffer<aos::Configuration> config =
+      aos::configuration::ReadConfig("config.json");
+
+  ::aos::ShmEventLoop event_loop(&config.message());
   ::y2019::control_loops::drivetrain::EventLoopLocalizer localizer(
       &event_loop, ::y2019::control_loops::drivetrain::GetDrivetrainConfig());
   DrivetrainLoop drivetrain(
diff --git a/y2019/control_loops/drivetrain/event_loop_localizer.cc b/y2019/control_loops/drivetrain/event_loop_localizer.cc
index 67a708a..a372df4 100644
--- a/y2019/control_loops/drivetrain/event_loop_localizer.cc
+++ b/y2019/control_loops/drivetrain/event_loop_localizer.cc
@@ -45,8 +45,7 @@
     localizer_.ResetInitialState(monotonic_now, localizer_.X_hat(),
                                  localizer_.P());
   });
-  frame_fetcher_ = event_loop_->MakeFetcher<CameraFrame>(
-      ".y2019.control_loops.drivetrain.camera_frames");
+  frame_fetcher_ = event_loop_->MakeFetcher<CameraFrame>("/drivetrain");
 }
 
 void EventLoopLocalizer::Reset(::aos::monotonic_clock::time_point now,
@@ -71,37 +70,39 @@
   localizer_.UpdateEncodersAndGyro(left_encoder, right_encoder, gyro_rate, U,
                                    now);
   while (frame_fetcher_.FetchNext()) {
-    HandleFrame(*frame_fetcher_.get());
+    HandleFrame(frame_fetcher_.get());
   }
 }
 
-void EventLoopLocalizer::HandleFrame(const CameraFrame &frame) {
+void EventLoopLocalizer::HandleFrame(const CameraFrame *frame) {
   // We need to construct TargetView's and pass them to the localizer:
   ::aos::SizedArray<TargetView, kMaxTargetsPerFrame> views;
   // Note: num_targets and camera are unsigned integers and so don't need to be
   // checked for < 0.
-  if (frame.num_targets > kMaxTargetsPerFrame) {
-    AOS_LOG(ERROR, "Got bad num_targets %d\n", frame.num_targets);
+  size_t camera = frame->camera();
+  if (!frame->has_targets() || frame->targets()->size() > kMaxTargetsPerFrame) {
+    AOS_LOG(ERROR, "Got bad num_targets %d\n",
+            frame->has_targets() ? frame->targets()->size() : 0);
     return;
   }
-  if (frame.camera > cameras_.size()) {
-    AOS_LOG(ERROR, "Got bad camera number %d\n", frame.camera);
+  if (camera > cameras_.size()) {
+    AOS_LOG(ERROR, "Got bad camera number %zu\n", camera);
     return;
   }
-  for (int ii = 0; ii < frame.num_targets; ++ii) {
+  for (const CameraTarget *target : *frame->targets()) {
     TargetView view;
-    view.reading.heading = frame.targets[ii].heading;
-    view.reading.distance = frame.targets[ii].distance;
-    view.reading.skew = frame.targets[ii].skew;
-    view.reading.height = frame.targets[ii].height;
+    view.reading.heading = target->heading();
+    view.reading.distance = target->distance();
+    view.reading.skew = target->skew();
+    view.reading.height = target->height();
     if (view.reading.distance < 2.25) {
-      cameras_[frame.camera].PopulateNoise(&view);
+      cameras_[camera].PopulateNoise(&view);
       views.push_back(view);
     }
   }
   ::aos::monotonic_clock::time_point t(
-      ::std::chrono::nanoseconds(frame.timestamp));
-  localizer_.UpdateTargets(cameras_[frame.camera], views, t);
+      ::std::chrono::nanoseconds(frame->timestamp()));
+  localizer_.UpdateTargets(cameras_[camera], views, t);
 }
 
 }  // namespace drivetrain
diff --git a/y2019/control_loops/drivetrain/event_loop_localizer.h b/y2019/control_loops/drivetrain/event_loop_localizer.h
index dac614b..83b8e79 100644
--- a/y2019/control_loops/drivetrain/event_loop_localizer.h
+++ b/y2019/control_loops/drivetrain/event_loop_localizer.h
@@ -3,7 +3,7 @@
 
 #include "frc971/control_loops/drivetrain/localizer.h"
 #include "y2019/constants.h"
-#include "y2019/control_loops/drivetrain/camera.q.h"
+#include "y2019/control_loops/drivetrain/camera_generated.h"
 #include "y2019/control_loops/drivetrain/localizer.h"
 #include "y2019/control_loops/drivetrain/target_selector.h"
 
@@ -92,7 +92,7 @@
   }
 
  private:
-  void HandleFrame(const CameraFrame &frame);
+  void HandleFrame(const CameraFrame *frame);
 
   ::aos::EventLoop *event_loop_;
   // TODO(james): Make this use Watchers once we have them working in our
diff --git a/y2019/control_loops/drivetrain/localized_drivetrain_test.cc b/y2019/control_loops/drivetrain/localized_drivetrain_test.cc
index ad7223e..06d2f24 100644
--- a/y2019/control_loops/drivetrain/localized_drivetrain_test.cc
+++ b/y2019/control_loops/drivetrain/localized_drivetrain_test.cc
@@ -7,9 +7,9 @@
 #include "frc971/control_loops/drivetrain/drivetrain.h"
 #include "frc971/control_loops/drivetrain/drivetrain_test_lib.h"
 #include "frc971/control_loops/team_number_test_environment.h"
-#include "y2019/control_loops/drivetrain/camera.q.h"
-#include "y2019/control_loops/drivetrain/event_loop_localizer.h"
+#include "y2019/control_loops/drivetrain/camera_generated.h"
 #include "y2019/control_loops/drivetrain/drivetrain_base.h"
+#include "y2019/control_loops/drivetrain/event_loop_localizer.h"
 
 // This file tests that the full Localizer, when used with queues within the
 // drivetrain, will behave properly. The purpose of this test is to make sure
@@ -20,7 +20,9 @@
 namespace drivetrain {
 namespace testing {
 
-using ::frc971::control_loops::drivetrain::DrivetrainConfig;
+using frc971::control_loops::drivetrain::DrivetrainConfig;
+using frc971::control_loops::drivetrain::Goal;
+using frc971::control_loops::drivetrain::LocalizerControl;
 
 namespace {
 DrivetrainConfig<double> GetTest2019DrivetrainConfig() {
@@ -42,25 +44,21 @@
   // We must use the 2019 drivetrain config so that we don't have to deal
   // with shifting:
   LocalizedDrivetrainTest()
-      : ::aos::testing::ControlLoopTest(GetTest2019DrivetrainConfig().dt),
+      : ::aos::testing::ControlLoopTest(
+            aos::configuration::ReadConfig("y2019/config.json"),
+            GetTest2019DrivetrainConfig().dt),
         test_event_loop_(MakeEventLoop()),
         drivetrain_goal_sender_(
-            test_event_loop_
-                ->MakeSender<::frc971::control_loops::DrivetrainQueue::Goal>(
-                    ".frc971.control_loops.drivetrain_queue.goal")),
+            test_event_loop_->MakeSender<Goal>("/drivetrain")),
         drivetrain_goal_fetcher_(
-            test_event_loop_
-                ->MakeFetcher<::frc971::control_loops::DrivetrainQueue::Goal>(
-                    ".frc971.control_loops.drivetrain_queue.goal")),
+            test_event_loop_->MakeFetcher<Goal>("/drivetrain")),
         localizer_control_sender_(
-            test_event_loop_->MakeSender<
-                ::frc971::control_loops::drivetrain::LocalizerControl>(
-                ".frc971.control_loops.drivetrain.localizer_control")),
+            test_event_loop_->MakeSender<LocalizerControl>("/drivetrain")),
 
         drivetrain_event_loop_(MakeEventLoop()),
         dt_config_(GetTest2019DrivetrainConfig()),
-        camera_sender_(test_event_loop_->MakeSender<CameraFrame>(
-            ".y2019.control_loops.drivetrain.camera_frames")),
+        camera_sender_(
+            test_event_loop_->MakeSender<CameraFrame>("/drivetrain")),
         localizer_(drivetrain_event_loop_.get(), dt_config_),
         drivetrain_(dt_config_, drivetrain_event_loop_.get(), &localizer_),
 
@@ -76,8 +74,8 @@
     set_battery_voltage(12.0);
 
     test_event_loop_->MakeWatcher(
-        ".frc971.control_loops.drivetrain_queue.status",
-        [this](const ::frc971::control_loops::DrivetrainQueue::Status &) {
+        "/drivetrain",
+        [this](const ::frc971::control_loops::drivetrain::Status &) {
           // Needs to do camera updates right after we run the control loop.
           if (enable_cameras_) {
             SendDelayedFrames();
@@ -104,9 +102,9 @@
 
   void VerifyNearGoal() {
     drivetrain_goal_fetcher_.Fetch();
-    EXPECT_NEAR(drivetrain_goal_fetcher_->left_goal,
+    EXPECT_NEAR(drivetrain_goal_fetcher_->left_goal(),
                 drivetrain_plant_.GetLeftPosition(), 1e-3);
-    EXPECT_NEAR(drivetrain_goal_fetcher_->right_goal,
+    EXPECT_NEAR(drivetrain_goal_fetcher_->right_goal(),
                 drivetrain_plant_.GetRightPosition(), 1e-3);
   }
 
@@ -125,32 +123,36 @@
     robot_pose_.set_theta(drivetrain_plant_.state()(2, 0));
     for (size_t ii = 0; ii < cameras_.size(); ++ii) {
       const auto target_views = cameras_[ii].target_views();
-      CameraFrame frame;
-      frame.timestamp = chrono::duration_cast<chrono::nanoseconds>(
-                            monotonic_now().time_since_epoch())
-                            .count();
-      frame.camera = ii;
-      frame.num_targets = 0;
+      std::unique_ptr<CameraFrameT> frame(new CameraFrameT());
+
       for (size_t jj = 0;
            jj < ::std::min(EventLoopLocalizer::kMaxTargetsPerFrame,
                            target_views.size());
            ++jj) {
         EventLoopLocalizer::TargetView view = target_views[jj];
-        ++frame.num_targets;
+        std::unique_ptr<CameraTargetT> camera_target(new CameraTargetT());
+
         const float nan = ::std::numeric_limits<float>::quiet_NaN();
         if (send_bad_frames_) {
-          frame.targets[jj].heading = nan;
-          frame.targets[jj].distance = nan;
-          frame.targets[jj].skew = nan;
-          frame.targets[jj].height = nan;
+          camera_target->heading = nan;
+          camera_target->distance = nan;
+          camera_target->skew = nan;
+          camera_target->height = nan;
         } else {
-          frame.targets[jj].heading = view.reading.heading;
-          frame.targets[jj].distance = view.reading.distance;
-          frame.targets[jj].skew = view.reading.skew;
-          frame.targets[jj].height = view.reading.height;
+          camera_target->heading = view.reading.heading;
+          camera_target->distance = view.reading.distance;
+          camera_target->skew = view.reading.skew;
+          camera_target->height = view.reading.height;
         }
+        frame->targets.emplace_back(std::move(camera_target));
       }
-      camera_delay_queue_.emplace(monotonic_now(), frame);
+
+      frame->timestamp = chrono::duration_cast<chrono::nanoseconds>(
+                             monotonic_now().time_since_epoch())
+                             .count();
+      frame->camera = ii;
+
+      camera_delay_queue_.emplace(monotonic_now(), std::move(frame));
     }
   }
 
@@ -159,20 +161,17 @@
     while (!camera_delay_queue_.empty() &&
            ::std::get<0>(camera_delay_queue_.front()) <
                monotonic_now() - camera_latency) {
-      auto message = camera_sender_.MakeMessage();
-      *message = ::std::get<1>(camera_delay_queue_.front());
-      ASSERT_TRUE(message.Send());
+      auto builder = camera_sender_.MakeBuilder();
+      ASSERT_TRUE(builder.Send(CameraFrame::Pack(
+          *builder.fbb(), ::std::get<1>(camera_delay_queue_.front()).get())));
       camera_delay_queue_.pop();
     }
   }
 
   ::std::unique_ptr<::aos::EventLoop> test_event_loop_;
-  ::aos::Sender<::frc971::control_loops::DrivetrainQueue::Goal>
-      drivetrain_goal_sender_;
-  ::aos::Fetcher<::frc971::control_loops::DrivetrainQueue::Goal>
-      drivetrain_goal_fetcher_;
-  ::aos::Sender<::frc971::control_loops::drivetrain::LocalizerControl>
-      localizer_control_sender_;
+  ::aos::Sender<Goal> drivetrain_goal_sender_;
+  ::aos::Fetcher<Goal> drivetrain_goal_fetcher_;
+  ::aos::Sender<LocalizerControl> localizer_control_sender_;
 
   ::std::unique_ptr<::aos::EventLoop> drivetrain_event_loop_;
   const ::frc971::control_loops::drivetrain::DrivetrainConfig<double>
@@ -192,7 +191,8 @@
 
   // A queue of camera frames so that we can add a time delay to the data
   // coming from the cameras.
-  ::std::queue<::std::tuple<::aos::monotonic_clock::time_point, CameraFrame>>
+  ::std::queue<::std::tuple<::aos::monotonic_clock::time_point,
+                            std::unique_ptr<CameraFrameT>>>
       camera_delay_queue_;
 
   void set_enable_cameras(bool enable) { enable_cameras_ = enable; }
@@ -210,11 +210,15 @@
   set_enable_cameras(false);
   VerifyEstimatorAccurate(1e-10);
   {
-    auto message = drivetrain_goal_sender_.MakeMessage();
-    message->controller_type = 1;
-    message->left_goal = -1.0;
-    message->right_goal = 1.0;
-    EXPECT_TRUE(message.Send());
+    auto builder = drivetrain_goal_sender_.MakeBuilder();
+
+    Goal::Builder drivetrain_builder = builder.MakeBuilder<Goal>();
+    drivetrain_builder.add_controller_type(
+        frc971::control_loops::drivetrain::ControllerType_MOTION_PROFILE);
+    drivetrain_builder.add_left_goal(-1.0);
+    drivetrain_builder.add_right_goal(1.0);
+
+    EXPECT_TRUE(builder.Send(drivetrain_builder.Finish()));
   }
   RunFor(chrono::seconds(3));
   VerifyNearGoal();
@@ -227,11 +231,15 @@
   set_enable_cameras(true);
   set_bad_frames(true);
   {
-    auto message = drivetrain_goal_sender_.MakeMessage();
-      message->controller_type = 1;
-      message->left_goal = -1.0;
-      message->right_goal = 1.0;
-    EXPECT_TRUE(message.Send());
+    auto builder = drivetrain_goal_sender_.MakeBuilder();
+
+    Goal::Builder drivetrain_builder = builder.MakeBuilder<Goal>();
+    drivetrain_builder.add_controller_type(
+        frc971::control_loops::drivetrain::ControllerType_MOTION_PROFILE);
+    drivetrain_builder.add_left_goal(-1.0);
+    drivetrain_builder.add_right_goal(1.0);
+
+    EXPECT_TRUE(builder.Send(drivetrain_builder.Finish()));
   }
   RunFor(chrono::seconds(3));
   VerifyNearGoal();
@@ -243,11 +251,15 @@
   SetEnabled(true);
   set_enable_cameras(true);
   {
-    auto message = drivetrain_goal_sender_.MakeMessage();
-      message->controller_type = 1;
-      message->left_goal = -1.0;
-      message->right_goal = 1.0;
-    EXPECT_TRUE(message.Send());
+    auto builder = drivetrain_goal_sender_.MakeBuilder();
+
+    Goal::Builder drivetrain_builder = builder.MakeBuilder<Goal>();
+    drivetrain_builder.add_controller_type(
+        frc971::control_loops::drivetrain::ControllerType_MOTION_PROFILE);
+    drivetrain_builder.add_left_goal(-1.0);
+    drivetrain_builder.add_right_goal(1.0);
+
+    EXPECT_TRUE(builder.Send(drivetrain_builder.Finish()));
   }
   RunFor(chrono::seconds(3));
   VerifyNearGoal();
@@ -261,17 +273,20 @@
   set_enable_cameras(false);
   (*drivetrain_plant_.mutable_state())(0, 0) += 0.05;
   {
-    auto message = drivetrain_goal_sender_.MakeMessage();
-      message->controller_type = 1;
-      message->left_goal = -1.0;
-      message->right_goal = 1.0;
-    EXPECT_TRUE(message.Send());
+    auto builder = drivetrain_goal_sender_.MakeBuilder();
+
+    Goal::Builder drivetrain_builder = builder.MakeBuilder<Goal>();
+    drivetrain_builder.add_controller_type(
+        frc971::control_loops::drivetrain::ControllerType_MOTION_PROFILE);
+    drivetrain_builder.add_left_goal(-1.0);
+    drivetrain_builder.add_right_goal(1.0);
+
+    EXPECT_TRUE(builder.Send(drivetrain_builder.Finish()));
   }
   RunFor(chrono::seconds(3));
   // VerifyNearGoal succeeds because it is just checking wheel positions:
   VerifyNearGoal();
-  const Eigen::Matrix<double, 5, 1> true_state =
-      drivetrain_plant_.state();
+  const Eigen::Matrix<double, 5, 1> true_state = drivetrain_plant_.state();
   // Everything but X-value should be correct:
   EXPECT_NEAR(true_state.x(), localizer_.x() + 0.05, 1e-5);
   EXPECT_NEAR(true_state.y(), localizer_.y(), 1e-5);
@@ -287,19 +302,28 @@
   set_enable_cameras(false);
   (*drivetrain_plant_.mutable_state())(0, 0) += 0.05;
   {
-    auto message = drivetrain_goal_sender_.MakeMessage();
-      message->controller_type = 1;
-      message->left_goal = -1.0;
-      message->right_goal = 1.0;
-    EXPECT_TRUE(message.Send());
+    auto builder = drivetrain_goal_sender_.MakeBuilder();
+
+    Goal::Builder drivetrain_builder = builder.MakeBuilder<Goal>();
+    drivetrain_builder.add_controller_type(
+        frc971::control_loops::drivetrain::ControllerType_MOTION_PROFILE);
+    drivetrain_builder.add_left_goal(-1.0);
+    drivetrain_builder.add_right_goal(1.0);
+
+    EXPECT_TRUE(builder.Send(drivetrain_builder.Finish()));
   }
 
   {
-    auto message = localizer_control_sender_.MakeMessage();
-    message->x = drivetrain_plant_.state().x();
-    message->y = drivetrain_plant_.state().y();
-    message->theta = drivetrain_plant_.state()(2, 0);
-    ASSERT_TRUE(message.Send());
+    auto builder = localizer_control_sender_.MakeBuilder();
+
+    LocalizerControl::Builder localizer_control_builder =
+        builder.MakeBuilder<LocalizerControl>();
+
+    localizer_control_builder.add_x(drivetrain_plant_.state().x());
+    localizer_control_builder.add_y(drivetrain_plant_.state().y());
+    localizer_control_builder.add_theta(drivetrain_plant_.state()(2, 0));
+
+    EXPECT_TRUE(builder.Send(localizer_control_builder.Finish()));
   }
   RunFor(chrono::seconds(3));
   VerifyNearGoal();
@@ -314,11 +338,15 @@
   SetStartingPosition({4.0, 0.5, 0.0});
   (*drivetrain_plant_.mutable_state())(0, 0) += 0.05;
   {
-    auto message = drivetrain_goal_sender_.MakeMessage();
-      message->controller_type = 1;
-      message->left_goal = -1.0;
-      message->right_goal = 1.0;
-    EXPECT_TRUE(message.Send());
+    auto builder = drivetrain_goal_sender_.MakeBuilder();
+
+    Goal::Builder drivetrain_builder = builder.MakeBuilder<Goal>();
+    drivetrain_builder.add_controller_type(
+        frc971::control_loops::drivetrain::ControllerType_MOTION_PROFILE);
+    drivetrain_builder.add_left_goal(-1.0);
+    drivetrain_builder.add_right_goal(1.0);
+
+    EXPECT_TRUE(builder.Send(drivetrain_builder.Finish()));
   }
   RunFor(chrono::seconds(5));
   VerifyNearGoal();
@@ -326,7 +354,9 @@
 }
 
 namespace {
-EventLoopLocalizer::Pose HPSlotLeft() { return constants::Field().targets()[7].pose(); }
+EventLoopLocalizer::Pose HPSlotLeft() {
+  return constants::Field().targets()[7].pose();
+}
 }  // namespace
 
 // Tests that using the line following drivetrain and just driving straight
@@ -336,10 +366,14 @@
   set_enable_cameras(false);
   SetStartingPosition({4, HPSlotLeft().abs_pos().y(), M_PI});
   {
-    auto message = drivetrain_goal_sender_.MakeMessage();
-    message->controller_type = 3;
-    message->throttle = 0.5;
-    EXPECT_TRUE(message.Send());
+    auto builder = drivetrain_goal_sender_.MakeBuilder();
+
+    Goal::Builder drivetrain_builder = builder.MakeBuilder<Goal>();
+    drivetrain_builder.add_controller_type(
+        frc971::control_loops::drivetrain::ControllerType_LINE_FOLLOWER);
+    drivetrain_builder.add_throttle(0.5);
+
+    EXPECT_TRUE(builder.Send(drivetrain_builder.Finish()));
   }
   RunFor(chrono::seconds(6));
 
diff --git a/y2019/control_loops/drivetrain/localizer_test.cc b/y2019/control_loops/drivetrain/localizer_test.cc
index 1950468..d9a55f6 100644
--- a/y2019/control_loops/drivetrain/localizer_test.cc
+++ b/y2019/control_loops/drivetrain/localizer_test.cc
@@ -141,26 +141,75 @@
   }
 
   void SetUp() {
-    ::frc971::control_loops::DrivetrainQueue::Goal goal;
-    goal.controller_type = 2;
-    goal.spline.spline_idx = 1;
-    goal.spline.spline_count = 1;
-    goal.spline_handle = 1;
-    ::std::copy(GetParam().control_pts_x.begin(),
-                GetParam().control_pts_x.end(), goal.spline.spline_x.begin());
-    ::std::copy(GetParam().control_pts_y.begin(),
-                GetParam().control_pts_y.end(), goal.spline.spline_y.begin());
-    spline_drivetrain_.SetGoal(goal);
+    flatbuffers::DetachedBuffer goal_buffer;
+    {
+      flatbuffers::FlatBufferBuilder fbb;
+
+      flatbuffers::Offset<flatbuffers::Vector<float>> spline_x_offset =
+          fbb.CreateVector<float>(GetParam().control_pts_x.begin(),
+                                  GetParam().control_pts_x.size());
+
+      flatbuffers::Offset<flatbuffers::Vector<float>> spline_y_offset =
+          fbb.CreateVector<float>(GetParam().control_pts_y.begin(),
+                                  GetParam().control_pts_y.size());
+
+      frc971::MultiSpline::Builder multispline_builder(fbb);
+
+      multispline_builder.add_spline_count(1);
+      multispline_builder.add_spline_x(spline_x_offset);
+      multispline_builder.add_spline_y(spline_y_offset);
+
+      flatbuffers::Offset<frc971::MultiSpline> multispline_offset =
+          multispline_builder.Finish();
+
+      frc971::control_loops::drivetrain::SplineGoal::Builder spline_builder(
+          fbb);
+
+      spline_builder.add_spline_idx(1);
+      spline_builder.add_spline(multispline_offset);
+
+      flatbuffers::Offset<frc971::control_loops::drivetrain::SplineGoal>
+          spline_offset = spline_builder.Finish();
+
+      frc971::control_loops::drivetrain::Goal::Builder goal_builder(fbb);
+
+      goal_builder.add_spline(spline_offset);
+      goal_builder.add_controller_type(
+          frc971::control_loops::drivetrain::ControllerType_SPLINE_FOLLOWER);
+      goal_builder.add_spline_handle(1);
+
+      fbb.Finish(goal_builder.Finish());
+
+      goal_buffer = fbb.Release();
+    }
+    aos::FlatbufferDetachedBuffer<frc971::control_loops::drivetrain::Goal> goal(
+        std::move(goal_buffer));
+
+    spline_drivetrain_.SetGoal(&goal.message());
 
     // Let the spline drivetrain compute the spline.
-    ::frc971::control_loops::DrivetrainQueue::Status status;
-    do {
+    while (true) {
       ::std::this_thread::sleep_for(::std::chrono::milliseconds(5));
-      spline_drivetrain_.PopulateStatus(&status);
-    } while (status.trajectory_logging.planning_state !=
-             (int8_t)::frc971::control_loops::drivetrain::SplineDrivetrain::
-                 PlanState::kPlannedTrajectory);
-    spline_drivetrain_.SetGoal(goal);
+
+      flatbuffers::FlatBufferBuilder fbb;
+
+      flatbuffers::Offset<frc971::control_loops::drivetrain::TrajectoryLogging>
+          trajectory_logging_offset =
+              spline_drivetrain_.MakeTrajectoryLogging(&fbb);
+
+      ::frc971::control_loops::drivetrain::Status::Builder status_builder(fbb);
+      status_builder.add_trajectory_logging(trajectory_logging_offset);
+      spline_drivetrain_.PopulateStatus(&status_builder);
+      fbb.Finish(status_builder.Finish());
+      aos::FlatbufferDetachedBuffer<::frc971::control_loops::drivetrain::Status>
+          status(fbb.Release());
+
+      if (status.message().trajectory_logging()->planning_state() ==
+          ::frc971::control_loops::drivetrain::PlanningState_PLANNED) {
+        break;
+      }
+    }
+    spline_drivetrain_.SetGoal(&goal.message());
   }
 
   void TearDown() {
@@ -373,7 +422,7 @@
 
     spline_drivetrain_.Update(true, known_state);
 
-    ::frc971::control_loops::DrivetrainQueue::Output output;
+    ::frc971::control_loops::drivetrain::OutputT output;
     output.left_voltage = 0;
     output.right_voltage = 0;
     spline_drivetrain_.SetOutput(&output);
diff --git a/y2019/control_loops/drivetrain/target_selector.cc b/y2019/control_loops/drivetrain/target_selector.cc
index 3e43db9..7f2259d 100644
--- a/y2019/control_loops/drivetrain/target_selector.cc
+++ b/y2019/control_loops/drivetrain/target_selector.cc
@@ -1,5 +1,7 @@
 #include "y2019/control_loops/drivetrain/target_selector.h"
 
+#include "aos/json_to_flatbuffer.h"
+
 namespace y2019 {
 namespace control_loops {
 
@@ -11,10 +13,9 @@
       back_viewer_({&robot_pose_, {0.0, 0.0, 0.0}, M_PI}, kFakeFov, fake_noise_,
                    constants::Field().targets(), {}),
       hint_fetcher_(event_loop->MakeFetcher<drivetrain::TargetSelectorHint>(
-          ".y2019.control_loops.drivetrain.target_selector_hint")),
-      superstructure_goal_fetcher_(event_loop->MakeFetcher<
-          superstructure::SuperstructureQueue::Goal>(
-          ".y2019.control_loops.superstructure.superstructure_queue.goal")) {}
+          "/drivetrain")),
+      superstructure_goal_fetcher_(
+          event_loop->MakeFetcher<superstructure::Goal>("/superstructure")) {}
 
 bool TargetSelector::UpdateSelection(const ::Eigen::Matrix<double, 5, 1> &state,
                                      double command_speed) {
@@ -22,14 +23,14 @@
     return false;
   }
   if (superstructure_goal_fetcher_.Fetch()) {
-    ball_mode_ = superstructure_goal_fetcher_->suction.gamepiece_mode == 0;
+    ball_mode_ = superstructure_goal_fetcher_->suction()->gamepiece_mode() == 0;
   }
   if (hint_fetcher_.Fetch()) {
-    AOS_LOG_STRUCT(DEBUG, "selector_hint", *hint_fetcher_);
+    VLOG(1) << "selector_hint: " << aos::FlatbufferToJson(hint_fetcher_.get());
     // suggested_target is unsigned so we don't check for >= 0.
-    if (hint_fetcher_->suggested_target < 4) {
+    if (hint_fetcher_->suggested_target() < 4) {
       target_hint_ =
-          static_cast<SelectionHint>(hint_fetcher_->suggested_target);
+          static_cast<SelectionHint>(hint_fetcher_->suggested_target());
     } else {
       AOS_LOG(ERROR, "Got invalid suggested target.\n");
     }
diff --git a/y2019/control_loops/drivetrain/target_selector.fbs b/y2019/control_loops/drivetrain/target_selector.fbs
new file mode 100644
index 0000000..d264992
--- /dev/null
+++ b/y2019/control_loops/drivetrain/target_selector.fbs
@@ -0,0 +1,23 @@
+namespace y2019.control_loops.drivetrain;
+
+// These should match the SelectionHint enum in target_selector.h.
+enum SelectionHint : byte {
+  // No selection, we should just default to whatever.
+  NONE,
+  // Near, middle, and far targets.
+  NEAR_SHIP,
+  MID_SHIP,
+  FAR_SHIP,
+  // Far side of the rocket ship.
+  FAR_ROCKET,
+}
+
+
+// A message to provide information to the target selector about what it should
+// The drivetrain listens on ".y2019.control_loops.drivetrain.target_selector_hint"
+table TargetSelectorHint {
+  // Which target we should go for:
+  suggested_target:SelectionHint;
+}
+
+root_type TargetSelectorHint;
diff --git a/y2019/control_loops/drivetrain/target_selector.h b/y2019/control_loops/drivetrain/target_selector.h
index 7f86f89..e75e122 100644
--- a/y2019/control_loops/drivetrain/target_selector.h
+++ b/y2019/control_loops/drivetrain/target_selector.h
@@ -5,8 +5,8 @@
 #include "frc971/control_loops/drivetrain/localizer.h"
 #include "y2019/constants.h"
 #include "y2019/control_loops/drivetrain/camera.h"
-#include "y2019/control_loops/drivetrain/target_selector.q.h"
-#include "y2019/control_loops/superstructure/superstructure.q.h"
+#include "y2019/control_loops/drivetrain/target_selector_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_goal_generated.h"
 
 namespace y2019 {
 namespace control_loops {
@@ -68,8 +68,7 @@
   FakeCamera back_viewer_;
 
   ::aos::Fetcher<drivetrain::TargetSelectorHint> hint_fetcher_;
-  ::aos::Fetcher<superstructure::SuperstructureQueue::Goal>
-      superstructure_goal_fetcher_;
+  ::aos::Fetcher<superstructure::Goal> superstructure_goal_fetcher_;
 
   // Whether we are currently in ball mode.
   bool ball_mode_ = false;
diff --git a/y2019/control_loops/drivetrain/target_selector.q b/y2019/control_loops/drivetrain/target_selector.q
deleted file mode 100644
index 021bd3a..0000000
--- a/y2019/control_loops/drivetrain/target_selector.q
+++ /dev/null
@@ -1,12 +0,0 @@
-package y2019.control_loops.drivetrain;
-
-// A message to provide information to the target selector about what it should
-// The drivetrain listens on ".y2019.control_loops.drivetrain.target_selector_hint"
-message TargetSelectorHint {
-  // Which target we should go for:
-  // 0 implies no selection, we should just default to whatever.
-  // 1, 2, and 3 imply the near, middle, and far targets.
-  // 4 implies far side of the rocket ship.
-  // These should match the SelectionHint enum in target_selector.h.
-  uint8_t suggested_target;
-};
diff --git a/y2019/control_loops/drivetrain/target_selector_test.cc b/y2019/control_loops/drivetrain/target_selector_test.cc
index 32e060f..2e9028f 100644
--- a/y2019/control_loops/drivetrain/target_selector_test.cc
+++ b/y2019/control_loops/drivetrain/target_selector_test.cc
@@ -1,8 +1,8 @@
 #include "y2019/control_loops/drivetrain/target_selector.h"
 
-#include "aos/events/simulated-event-loop.h"
+#include "aos/events/simulated_event_loop.h"
 #include "gtest/gtest.h"
-#include "y2019/control_loops/superstructure/superstructure.q.h"
+#include "y2019/control_loops/superstructure/superstructure_goal_generated.h"
 
 namespace y2019 {
 namespace control_loops {
@@ -10,7 +10,6 @@
 
 typedef ::frc971::control_loops::TypedPose<double> Pose;
 typedef ::Eigen::Matrix<double, 5, 1> State;
-using SelectionHint = TargetSelector::SelectionHint;
 
 namespace {
 // Accessors to get some useful particular targets on the field:
@@ -29,7 +28,7 @@
 struct TestParams {
   State state;
   bool ball_mode;
-  SelectionHint selection_hint;
+  drivetrain::SelectionHint selection_hint;
   double command_speed;
   bool expect_target;
   Pose expected_pose;
@@ -38,18 +37,21 @@
 class TargetSelectorParamTest : public ::testing::TestWithParam<TestParams> {
  public:
   TargetSelectorParamTest()
-      : event_loop_(this->event_loop_factory_.MakeEventLoop()),
+      : configuration_(aos::configuration::ReadConfig("y2019/config.json")),
+        event_loop_factory_(&configuration_.message()),
+        event_loop_(this->event_loop_factory_.MakeEventLoop()),
         test_event_loop_(this->event_loop_factory_.MakeEventLoop()),
         target_selector_hint_sender_(
             test_event_loop_->MakeSender<
                 ::y2019::control_loops::drivetrain::TargetSelectorHint>(
-                ".y2019.control_loops.drivetrain.target_selector_hint")),
-        superstructure_goal_sender_(test_event_loop_->MakeSender<
-                                    ::y2019::control_loops::superstructure::
-                                        SuperstructureQueue::Goal>(
-            ".y2019.control_loops.superstructure.superstructure_queue.goal")) {}
+                "/drivetrain")),
+        superstructure_goal_sender_(
+            test_event_loop_
+                ->MakeSender<::y2019::control_loops::superstructure::Goal>(
+                    "/superstructure")) {}
 
  private:
+  aos::FlatbufferDetachedBuffer<aos::Configuration> configuration_;
   ::aos::SimulatedEventLoopFactory event_loop_factory_;
 
  protected:
@@ -58,22 +60,33 @@
 
   ::aos::Sender<::y2019::control_loops::drivetrain::TargetSelectorHint>
       target_selector_hint_sender_;
-  ::aos::Sender<::y2019::control_loops::superstructure::SuperstructureQueue::Goal>
+  ::aos::Sender<::y2019::control_loops::superstructure::Goal>
       superstructure_goal_sender_;
-
 };
 
 TEST_P(TargetSelectorParamTest, ExpectReturn) {
   TargetSelector selector(event_loop_.get());
   {
-    auto super_goal = superstructure_goal_sender_.MakeMessage();
-    super_goal->suction.gamepiece_mode = GetParam().ball_mode ? 0 : 1;
-    ASSERT_TRUE(super_goal.Send());
+    auto builder = superstructure_goal_sender_.MakeBuilder();
+
+    superstructure::SuctionGoal::Builder suction_builder =
+        builder.MakeBuilder<superstructure::SuctionGoal>();
+
+    suction_builder.add_gamepiece_mode(GetParam().ball_mode ? 0 : 1);
+
+    flatbuffers::Offset<superstructure::SuctionGoal> suction_offset =
+        suction_builder.Finish();
+
+    superstructure::Goal::Builder goal_builder =
+        builder.MakeBuilder<superstructure::Goal>();
+
+    goal_builder.add_suction(suction_offset);
+    ASSERT_TRUE(builder.Send(goal_builder.Finish()));
   }
   {
-    auto hint = target_selector_hint_sender_.MakeMessage();
-    hint->suggested_target = static_cast<int>(GetParam().selection_hint);
-    ASSERT_TRUE(hint.Send());
+    auto builder = target_selector_hint_sender_.MakeBuilder();
+    ASSERT_TRUE(builder.Send(drivetrain::CreateTargetSelectorHint(
+        *builder.fbb(), GetParam().selection_hint)));
   }
   bool expect_target = GetParam().expect_target;
   const State state = GetParam().state;
@@ -105,7 +118,7 @@
         // targets:
         TestParams{(State() << 0.0, 0.0, 0.0, 1.0, 1.0).finished(),
                    /*ball_mode=*/false,
-                   SelectionHint::kNone,
+                   drivetrain::SelectionHint_NONE,
                    1.0,
                    false,
                    {},
@@ -114,41 +127,43 @@
         // anything.
         TestParams{(State() << 4.0, 2.0, M_PI, 0.05, 0.05).finished(),
                    /*ball_mode=*/false,
-                   SelectionHint::kNone,
+                   drivetrain::SelectionHint_NONE,
                    0.05,
                    false,
                    {},
                    /*expected_radius=*/0.0},
         TestParams{(State() << 4.0, 2.0, M_PI, -0.05, -0.05).finished(),
                    /*ball_mode=*/false,
-                   SelectionHint::kNone,
+                   drivetrain::SelectionHint_NONE,
                    -0.05,
                    false,
                    {},
                    /*expected_radius=*/0.0},
         TestParams{(State() << 4.0, 2.0, M_PI, 0.5, 0.5).finished(),
-                   /*ball_mode=*/false, SelectionHint::kNone, 1.0, true,
-                   HPSlotLeft(), /*expected_radius=*/0.0},
+                   /*ball_mode=*/false, drivetrain::SelectionHint_NONE, 1.0,
+                   true, HPSlotLeft(), /*expected_radius=*/0.0},
         // Put ourselves between the rocket and cargo ship; we should see the
         // hatches driving one direction and the near cargo ship port the other.
         // We also command a speed opposite the current direction of motion and
         // confirm that that behaves as expected.
         TestParams{(State() << 6.0, 2.0, -M_PI_2, -0.5, -0.5).finished(),
-                   /*ball_mode=*/false, SelectionHint::kNone, 1.0, true,
-                   CargoNearLeft(), /*expected_radius=*/HatchRadius()},
+                   /*ball_mode=*/false, drivetrain::SelectionHint_NONE, 1.0,
+                   true, CargoNearLeft(), /*expected_radius=*/HatchRadius()},
         TestParams{(State() << 6.0, 2.0, M_PI_2, 0.5, 0.5).finished(),
-                   /*ball_mode=*/false, SelectionHint::kNone, -1.0, true,
-                   CargoNearLeft(), /*expected_radius=*/HatchRadius()},
+                   /*ball_mode=*/false, drivetrain::SelectionHint_NONE, -1.0,
+                   true, CargoNearLeft(), /*expected_radius=*/HatchRadius()},
         TestParams{(State() << 6.0, 2.0, -M_PI_2, 0.5, 0.5).finished(),
-                   /*ball_mode=*/false, SelectionHint::kNone, -1.0, true,
-                   RocketHatchFarLeft(), /*expected_radius=*/HatchRadius()},
+                   /*ball_mode=*/false, drivetrain::SelectionHint_NONE, -1.0,
+                   true, RocketHatchFarLeft(),
+                   /*expected_radius=*/HatchRadius()},
         TestParams{(State() << 6.0, 2.0, M_PI_2, -0.5, -0.5).finished(),
-                   /*ball_mode=*/false, SelectionHint::kNone, 1.0, true,
-                   RocketHatchFarLeft(), /*expected_radius=*/HatchRadius()},
+                   /*ball_mode=*/false, drivetrain::SelectionHint_NONE, 1.0,
+                   true, RocketHatchFarLeft(),
+                   /*expected_radius=*/HatchRadius()},
         // And we shouldn't see anything spinning in place:
         TestParams{(State() << 6.0, 2.0, M_PI_2, -0.5, 0.5).finished(),
                    /*ball_mode=*/false,
-                   SelectionHint::kNone,
+                   drivetrain::SelectionHint_NONE,
                    0.0,
                    false,
                    {},
@@ -156,7 +171,7 @@
         // Drive backwards off the field--we should not see anything.
         TestParams{(State() << -0.1, 0.0, 0.0, -0.5, -0.5).finished(),
                    /*ball_mode=*/false,
-                   SelectionHint::kNone,
+                   drivetrain::SelectionHint_NONE,
                    -1.0,
                    false,
                    {},
@@ -164,21 +179,14 @@
         // In ball mode, we should be able to see the portal, and get zero
         // radius.
         TestParams{(State() << 6.0, 2.0, M_PI_2, 0.5, 0.5).finished(),
-                   /*ball_mode=*/true,
-                   SelectionHint::kNone,
-                   1.0,
-                   true,
-                   RocketPortal(),
+                   /*ball_mode=*/true, drivetrain::SelectionHint_NONE, 1.0,
+                   true, RocketPortal(),
                    /*expected_radius=*/0.0},
         // Reversing direction should get cargo ship with zero radius.
         TestParams{(State() << 6.0, 2.0, M_PI_2, 0.5, 0.5).finished(),
-                   /*ball_mode=*/true,
-                   SelectionHint::kNone,
-                   -1.0,
-                   true,
-                   CargoNearLeft(),
-                   /*expected_radius=*/0.0}
-                   ));
+                   /*ball_mode=*/true, drivetrain::SelectionHint_NONE, -1.0,
+                   true, CargoNearLeft(),
+                   /*expected_radius=*/0.0}));
 
 }  // namespace testing
 }  // namespace control_loops
diff --git a/y2019/control_loops/superstructure/BUILD b/y2019/control_loops/superstructure/BUILD
index f43b448..7cbb202 100644
--- a/y2019/control_loops/superstructure/BUILD
+++ b/y2019/control_loops/superstructure/BUILD
@@ -1,16 +1,48 @@
 package(default_visibility = ["//visibility:public"])
 
-load("//aos/build:queues.bzl", "queue_library")
+load("@com_github_google_flatbuffers//:build_defs.bzl", "flatbuffer_cc_library")
 
-queue_library(
-    name = "superstructure_queue",
+flatbuffer_cc_library(
+    name = "superstructure_goal_fbs",
     srcs = [
-        "superstructure.q",
+        "superstructure_goal.fbs",
     ],
-    deps = [
-        "//aos/controls:control_loop_queues",
-        "//frc971/control_loops:profiled_subsystem_queue",
-        "//frc971/control_loops:queues",
+    gen_reflections = 1,
+    includes = [
+        "//frc971/control_loops:control_loops_fbs_includes",
+        "//frc971/control_loops:profiled_subsystem_fbs_includes",
+    ],
+)
+
+flatbuffer_cc_library(
+    name = "superstructure_output_fbs",
+    srcs = [
+        "superstructure_output.fbs",
+    ],
+    gen_reflections = 1,
+)
+
+flatbuffer_cc_library(
+    name = "superstructure_status_fbs",
+    srcs = [
+        "superstructure_status.fbs",
+    ],
+    gen_reflections = 1,
+    includes = [
+        "//frc971/control_loops:control_loops_fbs_includes",
+        "//frc971/control_loops:profiled_subsystem_fbs_includes",
+    ],
+)
+
+flatbuffer_cc_library(
+    name = "superstructure_position_fbs",
+    srcs = [
+        "superstructure_position.fbs",
+    ],
+    gen_reflections = 1,
+    includes = [
+        "//frc971/control_loops:control_loops_fbs_includes",
+        "//frc971/control_loops:profiled_subsystem_fbs_includes",
     ],
 )
 
@@ -24,11 +56,14 @@
     ],
     deps = [
         ":collision_avoidance",
-        ":superstructure_queue",
+        ":superstructure_goal_fbs",
+        ":superstructure_output_fbs",
+        ":superstructure_position_fbs",
+        ":superstructure_status_fbs",
         ":vacuum",
         "//aos/controls:control_loop",
-        "//aos/events:event-loop",
-        "//frc971/control_loops/drivetrain:drivetrain_queue",
+        "//aos/events:event_loop",
+        "//frc971/control_loops/drivetrain:drivetrain_status_fbs",
         "//y2019:constants",
         "//y2019:status_light",
     ],
@@ -39,18 +74,23 @@
     srcs = [
         "superstructure_lib_test.cc",
     ],
+    data = [
+        "//y2019:config.json",
+    ],
     deps = [
+        ":superstructure_goal_fbs",
         ":superstructure_lib",
-        ":superstructure_queue",
+        ":superstructure_output_fbs",
+        ":superstructure_position_fbs",
+        ":superstructure_status_fbs",
         "//aos:math",
-        "//aos:queues",
         "//aos/controls:control_loop_test",
         "//aos/testing:googletest",
         "//aos/time",
         "//frc971/control_loops:capped_test_plant",
         "//frc971/control_loops:position_sensor_sim",
         "//frc971/control_loops:team_number_test_environment",
-        "//frc971/control_loops/drivetrain:drivetrain_queue",
+        "//frc971/control_loops/drivetrain:drivetrain_status_fbs",
         "//y2019:status_light",
         "//y2019/control_loops/superstructure/intake:intake_plants",
     ],
@@ -64,7 +104,7 @@
     deps = [
         ":superstructure_lib",
         "//aos:init",
-        "//aos/events:shm-event-loop",
+        "//aos/events:shm_event_loop",
     ],
 )
 
@@ -77,9 +117,12 @@
         "collision_avoidance.h",
     ],
     deps = [
-        ":superstructure_queue",
-        "//aos/controls:control_loop_queues",
+        ":superstructure_goal_fbs",
+        ":superstructure_status_fbs",
+        "//aos/controls:control_loop",
         "//frc971:constants",
+        "//frc971/control_loops:control_loops_fbs",
+        "//frc971/control_loops:profiled_subsystem_fbs",
     ],
 )
 
@@ -92,8 +135,11 @@
         "vacuum.h",
     ],
     deps = [
-        ":superstructure_queue",
+        ":superstructure_goal_fbs",
+        ":superstructure_output_fbs",
         "//aos/controls:control_loop",
+        "//frc971/control_loops:control_loops_fbs",
+        "//frc971/control_loops:profiled_subsystem_fbs",
     ],
 )
 
@@ -104,7 +150,8 @@
     ],
     deps = [
         ":collision_avoidance",
-        ":superstructure_queue",
+        ":superstructure_goal_fbs",
+        ":superstructure_status_fbs",
         "//aos:math",
         "//aos/testing:googletest",
     ],
diff --git a/y2019/control_loops/superstructure/collision_avoidance.cc b/y2019/control_loops/superstructure/collision_avoidance.cc
index eb5b591..9c2bf93 100644
--- a/y2019/control_loops/superstructure/collision_avoidance.cc
+++ b/y2019/control_loops/superstructure/collision_avoidance.cc
@@ -1,7 +1,11 @@
 #include "y2019/control_loops/superstructure/collision_avoidance.h"
 
 #include <cmath>
-#include "y2019/control_loops/superstructure/superstructure.q.h"
+
+#include "frc971/control_loops/control_loops_generated.h"
+#include "frc971/control_loops/profiled_subsystem_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_goal_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_status_generated.h"
 
 namespace y2019 {
 namespace control_loops {
@@ -30,9 +34,9 @@
   clear_max_intake_goal();
 }
 
-bool CollisionAvoidance::IsCollided(const SuperstructureQueue::Status *status) {
-  return IsCollided(status->wrist.position, status->elevator.position,
-                    status->intake.position, status->has_piece);
+bool CollisionAvoidance::IsCollided(const Status *status) {
+  return IsCollided(status->wrist()->position(), status->elevator()->position(),
+                    status->intake()->position(), status->has_piece());
 }
 
 bool CollisionAvoidance::IsCollided(const double wrist_position,
@@ -73,13 +77,12 @@
   return false;
 }
 
-void CollisionAvoidance::UpdateGoal(
-    const SuperstructureQueue::Status *status,
-    const SuperstructureQueue::Goal *unsafe_goal) {
-  const double wrist_position = status->wrist.position;
-  const double elevator_position = status->elevator.position;
-  const double intake_position = status->intake.position;
-  const bool has_piece = status->has_piece;
+void CollisionAvoidance::UpdateGoal(const Status *status,
+                                    const Goal *unsafe_goal) {
+  const double wrist_position = status->wrist()->position();
+  const double elevator_position = status->elevator()->position();
+  const double intake_position = status->intake()->position();
+  const bool has_piece = status->has_piece();
 
   // Start with our constraints being wide open.
   clear_max_wrist_goal();
@@ -155,8 +158,8 @@
   }
 
   if (unsafe_goal) {
-    const double wrist_goal = unsafe_goal->wrist.unsafe_goal;
-    const double intake_goal = unsafe_goal->intake.unsafe_goal;
+    const double wrist_goal = unsafe_goal->wrist()->unsafe_goal();
+    const double intake_goal = unsafe_goal->intake()->unsafe_goal();
 
     // Compute if we need to move the intake.
     const bool intake_needs_to_move = (intake_position < kIntakeMiddleAngle) ^
diff --git a/y2019/control_loops/superstructure/collision_avoidance.h b/y2019/control_loops/superstructure/collision_avoidance.h
index 7feb45d..338864e 100644
--- a/y2019/control_loops/superstructure/collision_avoidance.h
+++ b/y2019/control_loops/superstructure/collision_avoidance.h
@@ -2,9 +2,12 @@
 #define Y2019_CONTROL_LOOPS_SUPERSTRUCTURE_COLLISION_AVOIDANCE_H_
 
 #include <cmath>
-#include "aos/controls/control_loops.q.h"
+
 #include "frc971/constants.h"
-#include "y2019/control_loops/superstructure/superstructure.q.h"
+#include "frc971/control_loops/control_loops_generated.h"
+#include "frc971/control_loops/profiled_subsystem_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_goal_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_status_generated.h"
 
 namespace y2019 {
 namespace control_loops {
@@ -18,15 +21,14 @@
   CollisionAvoidance();
 
   // Reports if the superstructure is collided.
-  bool IsCollided(const SuperstructureQueue::Status *status);
+  bool IsCollided(const Status *status);
   bool IsCollided(double wrist_position, double elevator_position,
                   double intake_position, bool has_piece);
 
   // Checks and alters goals to make sure they're safe.
   // TODO(austin): Either we will have a unit delay because this has to happen
   // after the controls, or we need to be more clever about restructuring.
-  void UpdateGoal(const SuperstructureQueue::Status *status,
-                  const SuperstructureQueue::Goal *unsafe_goal);
+  void UpdateGoal(const Status *status, const Goal *unsafe_goal);
 
   // Returns the goals to give to the respective control loops in
   // superstructure.
diff --git a/y2019/control_loops/superstructure/collision_avoidance_tests.cc b/y2019/control_loops/superstructure/collision_avoidance_tests.cc
index 82bff4c..6b1f031 100644
--- a/y2019/control_loops/superstructure/collision_avoidance_tests.cc
+++ b/y2019/control_loops/superstructure/collision_avoidance_tests.cc
@@ -1,14 +1,21 @@
 #include "y2019/control_loops/superstructure/collision_avoidance.h"
 
 #include "aos/commonmath.h"
+#include "aos/flatbuffers.h"
 #include "gtest/gtest.h"
-#include "y2019/control_loops/superstructure/superstructure.q.h"
+#include "y2019/control_loops/superstructure/superstructure_goal_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_status_generated.h"
 
 namespace y2019 {
 namespace control_loops {
 namespace superstructure {
 namespace testing {
 
+using aos::FlatbufferDetachedBuffer;
+using frc971::control_loops::AbsoluteEncoderProfiledJointStatus;
+using frc971::control_loops::PotAndAbsoluteEncoderProfiledJointStatus;
+using frc971::control_loops::StaticZeroingSingleDOFProfiledSubsystemGoal;
+
 /*
 Test List:
     FullClockwiseRotationFromBottomBackIntakeIn
@@ -22,48 +29,142 @@
     QuarterCounterClockwiseRotationFromBottomFrontIntakeMoving
 */
 
+FlatbufferDetachedBuffer<Goal> MakeZeroGoal() {
+  flatbuffers::FlatBufferBuilder fbb;
+  fbb.ForceDefaults(1);
+
+  flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal> wrist_offset;
+  {
+    StaticZeroingSingleDOFProfiledSubsystemGoal::Builder wrist_builder(fbb);
+
+    wrist_builder.add_unsafe_goal(0.0);
+    wrist_offset = wrist_builder.Finish();
+  }
+
+  flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+      elevator_offset;
+  {
+    StaticZeroingSingleDOFProfiledSubsystemGoal::Builder elevator_builder(fbb);
+
+    elevator_builder.add_unsafe_goal(0.0);
+    elevator_offset = elevator_builder.Finish();
+  }
+
+  flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+      intake_offset;
+  {
+    StaticZeroingSingleDOFProfiledSubsystemGoal::Builder intake_builder(fbb);
+
+    intake_builder.add_unsafe_goal(0.0);
+    intake_offset = intake_builder.Finish();
+  }
+
+  superstructure::Goal::Builder goal_builder(fbb);
+
+  goal_builder.add_wrist(wrist_offset);
+  goal_builder.add_elevator(elevator_offset);
+  goal_builder.add_intake(intake_offset);
+
+  fbb.Finish(goal_builder.Finish());
+  return fbb.Release();
+}
+
+FlatbufferDetachedBuffer<Status> MakeZeroStatus() {
+  flatbuffers::FlatBufferBuilder fbb;
+  fbb.ForceDefaults(1);
+
+  flatbuffers::Offset<PotAndAbsoluteEncoderProfiledJointStatus> wrist_offset;
+  {
+    PotAndAbsoluteEncoderProfiledJointStatus::Builder wrist_builder(fbb);
+
+    wrist_builder.add_position(0.0);
+    wrist_offset = wrist_builder.Finish();
+  }
+
+  flatbuffers::Offset<PotAndAbsoluteEncoderProfiledJointStatus>
+      elevator_offset;
+  {
+    PotAndAbsoluteEncoderProfiledJointStatus::Builder elevator_builder(fbb);
+
+    elevator_builder.add_position(0.0);
+    elevator_offset = elevator_builder.Finish();
+  }
+
+  flatbuffers::Offset<AbsoluteEncoderProfiledJointStatus>
+      intake_offset;
+  {
+    AbsoluteEncoderProfiledJointStatus::Builder intake_builder(fbb);
+
+    intake_builder.add_position(0.0);
+    intake_offset = intake_builder.Finish();
+  }
+
+  superstructure::Status::Builder goal_builder(fbb);
+
+  goal_builder.add_wrist(wrist_offset);
+  goal_builder.add_elevator(elevator_offset);
+  goal_builder.add_intake(intake_offset);
+  goal_builder.add_has_piece(false);
+
+  fbb.Finish(goal_builder.Finish());
+  return fbb.Release();
+}
+
 class CollisionAvoidanceTests : public ::testing::Test,
                                 public ::testing::WithParamInterface<bool> {
  public:
-  CollisionAvoidanceTests() { status.has_piece = GetParam(); }
+  CollisionAvoidanceTests()
+      : unsafe_goal_(MakeZeroGoal()), status_(MakeZeroStatus()) {
+    status_.mutable_message()->mutate_has_piece(GetParam());
+  }
 
   void Iterate() {
-    SuperstructureQueue::Goal safe_goal;
-    bool was_collided = avoidance.IsCollided(&status);
+    FlatbufferDetachedBuffer<Goal> safe_goal = MakeZeroGoal();
+    bool was_collided = avoidance.IsCollided(&status_.message());
 
     while (true) {
-      avoidance.UpdateGoal(&status, &unsafe_goal);
+      avoidance.UpdateGoal(&status_.message(), &unsafe_goal_.message());
       if (!was_collided) {
-        EXPECT_FALSE(avoidance.IsCollided(&status));
+        EXPECT_FALSE(avoidance.IsCollided(&status_.message()));
       } else {
-        was_collided = avoidance.IsCollided(&status);
+        was_collided = avoidance.IsCollided(&status_.message());
       }
 
-      safe_goal.wrist.unsafe_goal =
-          ::aos::Clip(unsafe_goal.wrist.unsafe_goal, avoidance.min_wrist_goal(),
-                      avoidance.max_wrist_goal());
+      safe_goal.mutable_message()->mutable_wrist()->mutate_unsafe_goal(
+          ::aos::Clip(unsafe_goal_.message().wrist()->unsafe_goal(),
+                      avoidance.min_wrist_goal(), avoidance.max_wrist_goal()));
 
-      safe_goal.elevator.unsafe_goal = ::std::max(
-          unsafe_goal.elevator.unsafe_goal, avoidance.min_elevator_goal());
+      safe_goal.mutable_message()->mutable_elevator()->mutate_unsafe_goal(
+          ::std::max(unsafe_goal_.message().elevator()->unsafe_goal(),
+                     avoidance.min_elevator_goal()));
 
-      safe_goal.intake.unsafe_goal =
-          ::aos::Clip(unsafe_goal.intake.unsafe_goal,
-                      avoidance.min_intake_goal(), avoidance.max_intake_goal());
+      safe_goal.mutable_message()->mutable_intake()->mutate_unsafe_goal(
+          ::aos::Clip(unsafe_goal_.message().intake()->unsafe_goal(),
+                      avoidance.min_intake_goal(),
+                      avoidance.max_intake_goal()));
 
-      LimitedMove(&status.wrist.position, safe_goal.wrist.unsafe_goal);
-      LimitedMove(&status.elevator.position, safe_goal.elevator.unsafe_goal);
-      LimitedMove(&status.intake.position, safe_goal.intake.unsafe_goal);
+      status_.mutable_message()->mutable_wrist()->mutate_position(
+          LimitedMove(status_.message().wrist()->position(),
+                      safe_goal.message().wrist()->unsafe_goal()));
+      status_.mutable_message()->mutable_elevator()->mutate_position(
+          LimitedMove(status_.message().elevator()->position(),
+                      safe_goal.message().elevator()->unsafe_goal()));
+      status_.mutable_message()->mutable_intake()->mutate_position(
+          LimitedMove(status_.message().intake()->position(),
+                      safe_goal.message().intake()->unsafe_goal()));
       if (IsMoving()) {
         break;
       }
-      past_status = status;
+      past_wrist_position_ = status_.message().wrist()->position();
+      past_elevator_position_ = status_.message().elevator()->position();
+      past_intake_position_ = status_.message().intake()->position();
     }
   }
 
   bool IsMoving() {
-    if ((past_status.wrist.position == status.wrist.position) &&
-        (past_status.elevator.position == status.elevator.position) &&
-        (past_status.intake.position == status.intake.position)) {
+    if ((past_wrist_position_ == status_.message().wrist()->position()) &&
+        (past_elevator_position_ == status_.message().elevator()->position()) &&
+        (past_intake_position_ == status_.message().intake()->position())) {
       return true;
     } else {
       return false;
@@ -71,9 +172,11 @@
   }
 
   // provide goals and status messages
-  SuperstructureQueue::Goal unsafe_goal;
-  SuperstructureQueue::Status status;
-  SuperstructureQueue::Status past_status;
+  FlatbufferDetachedBuffer<Goal> unsafe_goal_;
+  FlatbufferDetachedBuffer<Status> status_;
+  float past_wrist_position_ = 0;
+  float past_elevator_position_ = 0;
+  float past_intake_position_ = 0;
 
  protected:
   // setup for all tests
@@ -81,20 +184,22 @@
 
   void CheckGoals() {
     // check to see if we reached the goals
-    ASSERT_NEAR(unsafe_goal.wrist.unsafe_goal, status.wrist.position, 0.001);
-    ASSERT_NEAR(unsafe_goal.elevator.unsafe_goal, status.elevator.position,
-                0.001);
-    ASSERT_NEAR(unsafe_goal.intake.unsafe_goal, status.intake.position, 0.001);
+    ASSERT_NEAR(unsafe_goal_.message().wrist()->unsafe_goal(),
+                status_.message().wrist()->position(), 0.001);
+    ASSERT_NEAR(unsafe_goal_.message().elevator()->unsafe_goal(),
+                status_.message().elevator()->position(), 0.001);
+    ASSERT_NEAR(unsafe_goal_.message().intake()->unsafe_goal(),
+                status_.message().intake()->position(), 0.001);
   }
 
  private:
-  void LimitedMove(float *position, double goal) {
-    if (*position + kIterationMove < goal) {
-      *position += kIterationMove;
-    } else if (*position - kIterationMove > goal) {
-      *position -= kIterationMove;
+  float LimitedMove(float position, double goal) {
+    if (position + kIterationMove < goal) {
+      return position + kIterationMove;
+    } else if (position - kIterationMove > goal) {
+      return position - kIterationMove;
     } else {
-      *position = goal;
+      return goal;
     }
   }
 
@@ -105,17 +210,19 @@
   // changes the goals to be in the position where the angle is low front and
   // the elevator is all the way at the bottom with the intake attempting to be
   // in.
-  unsafe_goal.wrist.unsafe_goal =
-      avoidance.kWristMaxAngle - avoidance.kEpsWrist;
-  unsafe_goal.elevator.unsafe_goal = 0.0;
-  unsafe_goal.intake.unsafe_goal =
-      avoidance.kIntakeInAngle - avoidance.kEpsIntake;
+  unsafe_goal_.mutable_message()->mutable_wrist()->mutate_unsafe_goal(
+      avoidance.kWristMaxAngle - avoidance.kEpsWrist);
+  unsafe_goal_.mutable_message()->mutable_elevator()->mutate_unsafe_goal(0.0);
+  unsafe_goal_.mutable_message()->mutable_intake()->mutate_unsafe_goal(
+      avoidance.kIntakeInAngle - avoidance.kEpsIntake);
 
   // sets the status position messgaes to be have the elevator at the bottom
   // with the intake in and the wrist low back
-  status.wrist.position = avoidance.kWristMinAngle + avoidance.kEpsWrist;
-  status.elevator.position = 0.0;
-  status.intake.position = avoidance.kIntakeInAngle - avoidance.kEpsIntake;
+  status_.mutable_message()->mutable_wrist()->mutate_position(
+      avoidance.kWristMinAngle + avoidance.kEpsWrist);
+  status_.mutable_message()->mutable_elevator()->mutate_position(0.0);
+  status_.mutable_message()->mutable_intake()->mutate_position(
+      avoidance.kIntakeInAngle - avoidance.kEpsIntake);
 
   Iterate();
 
@@ -128,18 +235,19 @@
   // changes the goals to be in the position where the angle is low front and
   // the elevator is all the way at the bottom with the intake attempting to be
   // out.
-  unsafe_goal.wrist.unsafe_goal =
-      avoidance.kWristMaxAngle - avoidance.kEpsWrist;
-  unsafe_goal.elevator.unsafe_goal = 0.0;
-  unsafe_goal.intake.unsafe_goal =
-      avoidance.kIntakeOutAngle + avoidance.kEpsIntake;
+  unsafe_goal_.mutable_message()->mutable_wrist()->mutate_unsafe_goal(
+      avoidance.kWristMaxAngle - avoidance.kEpsWrist);
+  unsafe_goal_.mutable_message()->mutable_elevator()->mutate_unsafe_goal(0.0);
+  unsafe_goal_.mutable_message()->mutable_intake()->mutate_unsafe_goal(
+      avoidance.kIntakeOutAngle + avoidance.kEpsIntake);
 
   // sets the status position messgaes to be have the elevator at the half way
   // with the intake in and the wrist middle front
-  status.wrist.position =
-      avoidance.kWristMaxAngle - (avoidance.kEpsWrist * 2.0);
-  status.elevator.position = 0.0;
-  status.intake.position = avoidance.kIntakeOutAngle;
+  status_.mutable_message()->mutable_wrist()->mutate_position(
+      avoidance.kWristMaxAngle - (avoidance.kEpsWrist * 2.0));
+  status_.mutable_message()->mutable_elevator()->mutate_position(0.0);
+  status_.mutable_message()->mutable_intake()->mutate_position(
+      avoidance.kIntakeOutAngle);
 
   Iterate();
 
@@ -151,18 +259,19 @@
   // changes the goals to be in the position where the angle is low front and
   // the elevator is all the way at the bottom with the intake attempting to be
   // in.
-  status.wrist.position = avoidance.kWristMaxAngle / 2.0;
-  status.elevator.position = 0.5;
-  status.intake.position =
-      (avoidance.kIntakeOutAngle + avoidance.kIntakeInAngle) / 2.0;
+  status_.mutable_message()->mutable_wrist()->mutate_position(
+      avoidance.kWristMaxAngle / 2.0);
+  status_.mutable_message()->mutable_elevator()->mutate_position(0.5);
+  status_.mutable_message()->mutable_intake()->mutate_position(
+      (avoidance.kIntakeOutAngle + avoidance.kIntakeInAngle) / 2.0);
 
   // sets the status position messgaes to be have the elevator at the half way
   // with the intake in and the wrist middle front
-  unsafe_goal.wrist.unsafe_goal =
-      avoidance.kWristMaxAngle - avoidance.kEpsWrist;
-  unsafe_goal.elevator.unsafe_goal = 0.0;
-  unsafe_goal.intake.unsafe_goal =
-      avoidance.kIntakeOutAngle + avoidance.kEpsIntake;
+  unsafe_goal_.mutable_message()->mutable_wrist()->mutate_unsafe_goal(
+      avoidance.kWristMaxAngle - avoidance.kEpsWrist);
+  unsafe_goal_.mutable_message()->mutable_elevator()->mutate_unsafe_goal(0.0);
+  unsafe_goal_.mutable_message()->mutable_intake()->mutate_unsafe_goal(
+      avoidance.kIntakeOutAngle + avoidance.kEpsIntake);
 
   Iterate();
 
@@ -174,18 +283,20 @@
        FullCounterClockwiseRotationFromBottomBackIntakeIn) {
   // sets the status position messgaes to be have the elevator at the bottom
   // with the intake in and the wrist low back
-  status.wrist.position = avoidance.kWristMaxAngle - avoidance.kEpsWrist;
-  status.elevator.position = 0.0;
-  status.intake.position = avoidance.kIntakeInAngle - avoidance.kEpsIntake;
+  status_.mutable_message()->mutable_wrist()->mutate_position(
+      avoidance.kWristMaxAngle - avoidance.kEpsWrist);
+  status_.mutable_message()->mutable_elevator()->mutate_position(0.0);
+  status_.mutable_message()->mutable_intake()->mutate_position(
+      avoidance.kIntakeInAngle - avoidance.kEpsIntake);
 
   // changes the goals to be in the position where the angle is low front and
   // the elevator is all the way at the bottom with the intake attempting to be
   // in.
-  unsafe_goal.wrist.unsafe_goal =
-      avoidance.kWristMinAngle + avoidance.kEpsWrist;
-  unsafe_goal.elevator.unsafe_goal = 0.0;
-  unsafe_goal.intake.unsafe_goal =
-      avoidance.kIntakeInAngle - avoidance.kEpsIntake;
+  unsafe_goal_.mutable_message()->mutable_wrist()->mutate_unsafe_goal(
+      avoidance.kWristMinAngle + avoidance.kEpsWrist);
+  unsafe_goal_.mutable_message()->mutable_elevator()->mutate_unsafe_goal(0.0);
+  unsafe_goal_.mutable_message()->mutable_intake()->mutate_unsafe_goal(
+      avoidance.kIntakeInAngle - avoidance.kEpsIntake);
 
   Iterate();
 
@@ -198,17 +309,19 @@
   // changes the goals to be in the position where the angle is low front and
   // the elevator is all the way at the bottom with the intake attempting to be
   // out.
-  unsafe_goal.wrist.unsafe_goal =
-      avoidance.kWristMaxAngle - (avoidance.kEpsWrist * 2.0);
-  unsafe_goal.elevator.unsafe_goal = 0.0;
-  unsafe_goal.intake.unsafe_goal =
-      avoidance.kIntakeOutAngle + avoidance.kEpsIntake;
+  unsafe_goal_.mutable_message()->mutable_wrist()->mutate_unsafe_goal(
+      avoidance.kWristMaxAngle - (avoidance.kEpsWrist * 2.0));
+  unsafe_goal_.mutable_message()->mutable_elevator()->mutate_unsafe_goal(0.0);
+  unsafe_goal_.mutable_message()->mutable_intake()->mutate_unsafe_goal(
+      avoidance.kIntakeOutAngle + avoidance.kEpsIntake);
 
   // sets the status position messgaes to be have the elevator at the half way
   // with the intake in and the wrist middle front
-  status.wrist.position = avoidance.kWristMaxAngle - avoidance.kEpsWrist;
-  status.elevator.position = 0.0;
-  status.intake.position = avoidance.kIntakeOutAngle + avoidance.kEpsIntake;
+  status_.mutable_message()->mutable_wrist()->mutate_position(
+      avoidance.kWristMaxAngle - avoidance.kEpsWrist);
+  status_.mutable_message()->mutable_elevator()->mutate_position(0.0);
+  status_.mutable_message()->mutable_intake()->mutate_position(
+      avoidance.kIntakeOutAngle + avoidance.kEpsIntake);
 
   Iterate();
 
@@ -221,18 +334,19 @@
   // changes the goals to be in the position where the angle is low front and
   // the elevator is all the way at the bottom with the intake attempting to be
   // out.
-  unsafe_goal.wrist.unsafe_goal =
-      avoidance.kWristMaxAngle - (avoidance.kEpsWrist * 2.0);
-  unsafe_goal.elevator.unsafe_goal = 0.0;
-  unsafe_goal.intake.unsafe_goal =
-      avoidance.kIntakeOutAngle + avoidance.kEpsIntake;
+  unsafe_goal_.mutable_message()->mutable_wrist()->mutate_unsafe_goal(
+      avoidance.kWristMaxAngle - (avoidance.kEpsWrist * 2.0));
+  unsafe_goal_.mutable_message()->mutable_elevator()->mutate_unsafe_goal(0.0);
+  unsafe_goal_.mutable_message()->mutable_intake()->mutate_unsafe_goal(
+      avoidance.kIntakeOutAngle + avoidance.kEpsIntake);
 
   // sets the status position messgaes to be have the elevator at the half way
   // with the intake in and the wrist middle front
-  status.wrist.position = avoidance.kWristMaxAngle - avoidance.kEpsWrist;
-  status.elevator.position = 0.5;
-  status.intake.position =
-      (avoidance.kIntakeOutAngle + avoidance.kIntakeInAngle) / 2.0;
+  status_.mutable_message()->mutable_wrist()->mutate_position(
+      avoidance.kWristMaxAngle - avoidance.kEpsWrist);
+  status_.mutable_message()->mutable_elevator()->mutate_position(0.5);
+  status_.mutable_message()->mutable_intake()->mutate_position(
+      (avoidance.kIntakeOutAngle + avoidance.kIntakeInAngle) / 2.0);
 
   Iterate();
 
@@ -244,23 +358,27 @@
   // changes the goals to be in the position where the angle is low front and
   // the elevator is all the way at the bottom with the intake attempting to be
   // out.
-  unsafe_goal.wrist.unsafe_goal = 4.0;
-  unsafe_goal.elevator.unsafe_goal = 0.0;
-  unsafe_goal.intake.unsafe_goal =
-      avoidance.kIntakeOutAngle + avoidance.kEpsIntake;
+  unsafe_goal_.mutable_message()->mutable_wrist()->mutate_unsafe_goal(4.0);
+  unsafe_goal_.mutable_message()->mutable_elevator()->mutate_unsafe_goal(0.0);
+  unsafe_goal_.mutable_message()->mutable_intake()->mutate_unsafe_goal(
+      avoidance.kIntakeOutAngle + avoidance.kEpsIntake);
 
   // sets the status position messgaes to be have the elevator at the half way
   // with the intake in and the wrist middle front
-  status.wrist.position = avoidance.kWristMaxAngle - avoidance.kEpsWrist;
-  status.elevator.position = 0.45;
-  status.intake.position = avoidance.kIntakeOutAngle + avoidance.kEpsIntake;
+  status_.mutable_message()->mutable_wrist()->mutate_position(
+      avoidance.kWristMaxAngle - avoidance.kEpsWrist);
+  status_.mutable_message()->mutable_elevator()->mutate_position(0.45);
+  status_.mutable_message()->mutable_intake()->mutate_position(
+      avoidance.kIntakeOutAngle + avoidance.kEpsIntake);
 
   Iterate();
 
-  ASSERT_NEAR(unsafe_goal.wrist.unsafe_goal, status.wrist.position, 0.001);
+  ASSERT_NEAR(unsafe_goal_.message().wrist()->unsafe_goal(),
+              status_.message().wrist()->position(), 0.001);
   ASSERT_NEAR((avoidance.kElevatorClearWristDownHeight + avoidance.kEps),
-              status.elevator.position, 0.001);
-  ASSERT_NEAR(unsafe_goal.intake.unsafe_goal, status.intake.position, 0.001);
+              status_.message().elevator()->position(), 0.001);
+  ASSERT_NEAR(unsafe_goal_.message().intake()->unsafe_goal(),
+              status_.message().intake()->position(), 0.001);
 }
 
 // Unreasonable Wrist Goal
@@ -268,89 +386,101 @@
   // changes the goals to be in the position where the angle is low front and
   // the elevator is all the way at the bottom with the intake attempting to be
   // out.
-  unsafe_goal.wrist.unsafe_goal =
-      avoidance.kWristMaxAngle - avoidance.kEpsWrist;
-  unsafe_goal.elevator.unsafe_goal = 0.0;
-  unsafe_goal.intake.unsafe_goal =
-      (avoidance.kIntakeOutAngle + avoidance.kIntakeInAngle) / 2.0;
+  unsafe_goal_.mutable_message()->mutable_wrist()->mutate_unsafe_goal(
+      avoidance.kWristMaxAngle - avoidance.kEpsWrist);
+  unsafe_goal_.mutable_message()->mutable_elevator()->mutate_unsafe_goal(0.0);
+  unsafe_goal_.mutable_message()->mutable_intake()->mutate_unsafe_goal(
+      (avoidance.kIntakeOutAngle + avoidance.kIntakeInAngle) / 2.0);
 
   // sets the status position messgaes to be have the elevator at the half way
   // with the intake in and the wrist middle front
-  status.wrist.position = avoidance.kWristMinAngle + avoidance.kEpsWrist;
-  status.elevator.position = 0.45;
-  status.intake.position =
-      (avoidance.kIntakeOutAngle + avoidance.kIntakeInAngle) / 2.0;
+  status_.mutable_message()->mutable_wrist()->mutate_position(
+      avoidance.kWristMinAngle + avoidance.kEpsWrist);
+  status_.mutable_message()->mutable_elevator()->mutate_position(0.45);
+  status_.mutable_message()->mutable_intake()->mutate_position(
+      (avoidance.kIntakeOutAngle + avoidance.kIntakeInAngle) / 2.0);
 
   Iterate();
 
-  EXPECT_NEAR(unsafe_goal.wrist.unsafe_goal, status.wrist.position, 0.001);
+  EXPECT_NEAR(unsafe_goal_.message().wrist()->unsafe_goal(),
+              status_.message().wrist()->position(), 0.001);
   EXPECT_NEAR((avoidance.kElevatorClearIntakeHeight + avoidance.kEps),
-              status.elevator.position, 0.001);
-  EXPECT_NEAR(unsafe_goal.intake.unsafe_goal, status.intake.position, 0.001);
+              status_.message().elevator()->position(), 0.001);
+  EXPECT_NEAR(unsafe_goal_.message().intake()->unsafe_goal(),
+              status_.message().intake()->position(), 0.001);
 }
 
 // Fix Collision Wrist in Elevator
 TEST_P(CollisionAvoidanceTests, FixElevatorCollision) {
   // changes the goals
-  unsafe_goal.wrist.unsafe_goal = 3.14;
-  unsafe_goal.elevator.unsafe_goal = 0.0;
-  unsafe_goal.intake.unsafe_goal =
-      avoidance.kIntakeOutAngle + avoidance.kEpsIntake;
+  unsafe_goal_.mutable_message()->mutable_wrist()->mutate_unsafe_goal(3.14);
+  unsafe_goal_.mutable_message()->mutable_elevator()->mutate_unsafe_goal(0.0);
+  unsafe_goal_.mutable_message()->mutable_intake()->mutate_unsafe_goal(
+      avoidance.kIntakeOutAngle + avoidance.kEpsIntake);
 
   // sets the status position messgaes
-  status.wrist.position = 4.0;
-  status.elevator.position = 0.0;
-  status.intake.position = avoidance.kIntakeOutAngle + avoidance.kEpsIntake;
+  status_.mutable_message()->mutable_wrist()->mutate_position(4.0);
+  status_.mutable_message()->mutable_elevator()->mutate_position(0.0);
+  status_.mutable_message()->mutable_intake()->mutate_position(
+      avoidance.kIntakeOutAngle + avoidance.kEpsIntake);
 
   Iterate();
 
-  ASSERT_NEAR(unsafe_goal.wrist.unsafe_goal, status.wrist.position, 0.001);
+  ASSERT_NEAR(unsafe_goal_.message().wrist()->unsafe_goal(),
+              status_.message().wrist()->position(), 0.001);
   ASSERT_NEAR((avoidance.kElevatorClearWristDownHeight + avoidance.kEps),
-              status.elevator.position, 0.001);
-  ASSERT_NEAR(unsafe_goal.intake.unsafe_goal, status.intake.position, 0.001);
+              status_.message().elevator()->position(), 0.001);
+  ASSERT_NEAR(unsafe_goal_.message().intake()->unsafe_goal(),
+              status_.message().intake()->position(), 0.001);
 }
 
 // Fix Collision Wrist in Intake
 TEST_P(CollisionAvoidanceTests, FixWristCollision) {
   // changes the goals
-  unsafe_goal.wrist.unsafe_goal =
-      avoidance.kWristMaxAngle - avoidance.kEpsWrist;
-  unsafe_goal.elevator.unsafe_goal = 0.0;
-  unsafe_goal.intake.unsafe_goal =
-      (avoidance.kIntakeOutAngle + avoidance.kIntakeInAngle) / 2.0;
+  unsafe_goal_.mutable_message()->mutable_wrist()->mutate_unsafe_goal(
+      avoidance.kWristMaxAngle - avoidance.kEpsWrist);
+  unsafe_goal_.mutable_message()->mutable_elevator()->mutate_unsafe_goal(0.0);
+  unsafe_goal_.mutable_message()->mutable_intake()->mutate_unsafe_goal(
+      (avoidance.kIntakeOutAngle + avoidance.kIntakeInAngle) / 2.0);
 
   // sets the status position messgaes
-  status.wrist.position = avoidance.kWristMaxAngle - avoidance.kEpsWrist;
-  status.elevator.position = 0.0;
-  status.intake.position =
-      (avoidance.kIntakeOutAngle + avoidance.kIntakeInAngle) / 2.0;
+  status_.mutable_message()->mutable_wrist()->mutate_position(
+      avoidance.kWristMaxAngle - avoidance.kEpsWrist);
+  status_.mutable_message()->mutable_elevator()->mutate_position(0.0);
+  status_.mutable_message()->mutable_intake()->mutate_position(
+      (avoidance.kIntakeOutAngle + avoidance.kIntakeInAngle) / 2.0);
 
   Iterate();
 
-  ASSERT_NEAR(unsafe_goal.wrist.unsafe_goal, status.wrist.position, 0.001);
+  ASSERT_NEAR(unsafe_goal_.message().wrist()->unsafe_goal(),
+              status_.message().wrist()->position(), 0.001);
   ASSERT_NEAR((avoidance.kElevatorClearIntakeHeight + avoidance.kEps),
-              status.elevator.position, 0.001);
-  ASSERT_NEAR(unsafe_goal.intake.unsafe_goal, status.intake.position, 0.001);
+              status_.message().elevator()->position(), 0.001);
+  ASSERT_NEAR(unsafe_goal_.message().intake()->unsafe_goal(),
+              status_.message().intake()->position(), 0.001);
 }
 // Fix Collision Wrist Above Elevator
 TEST_P(CollisionAvoidanceTests, FixWristElevatorCollision) {
   // changes the goals
-  unsafe_goal.wrist.unsafe_goal = 0.0;
-  unsafe_goal.elevator.unsafe_goal = 0.0;
-  unsafe_goal.intake.unsafe_goal =
-      avoidance.kIntakeOutAngle + avoidance.kEpsIntake;
+  unsafe_goal_.mutable_message()->mutable_wrist()->mutate_unsafe_goal ( 0.0);
+  unsafe_goal_.mutable_message()->mutable_elevator()->mutate_unsafe_goal ( 0.0);
+  unsafe_goal_.mutable_message()->mutable_intake()->mutate_unsafe_goal (
+      avoidance.kIntakeOutAngle + avoidance.kEpsIntake);
 
   // sets the status position messgaes
-  status.wrist.position = 0.0;
-  status.elevator.position = 0.0;
-  status.intake.position = avoidance.kIntakeOutAngle + avoidance.kEpsIntake;
+  status_.mutable_message()->mutable_wrist()->mutate_position ( 0.0);
+  status_.mutable_message()->mutable_elevator()->mutate_position ( 0.0);
+  status_.mutable_message()->mutable_intake()->mutate_position (
+      avoidance.kIntakeOutAngle + avoidance.kEpsIntake);
 
   Iterate();
 
-  ASSERT_NEAR(unsafe_goal.wrist.unsafe_goal, status.wrist.position, 0.001);
+  ASSERT_NEAR(unsafe_goal_.message().wrist()->unsafe_goal(),
+              status_.message().wrist()->position(), 0.001);
   ASSERT_NEAR((avoidance.kElevatorClearHeight + avoidance.kEps),
-              status.elevator.position, 0.001);
-  ASSERT_NEAR(unsafe_goal.intake.unsafe_goal, status.intake.position, 0.001);
+              status_.message().elevator()->position(), 0.001);
+  ASSERT_NEAR(unsafe_goal_.message().intake()->unsafe_goal(),
+              status_.message().intake()->position(), 0.001);
 }
 
 INSTANTIATE_TEST_CASE_P(CollisionAvoidancePieceTest, CollisionAvoidanceTests,
diff --git a/y2019/control_loops/superstructure/superstructure.cc b/y2019/control_loops/superstructure/superstructure.cc
index ff9bb13..91e1704 100644
--- a/y2019/control_loops/superstructure/superstructure.cc
+++ b/y2019/control_loops/superstructure/superstructure.cc
@@ -1,34 +1,36 @@
 #include "y2019/control_loops/superstructure/superstructure.h"
 
-#include "aos/controls/control_loops.q.h"
-#include "aos/events/event-loop.h"
-#include "frc971/control_loops/control_loops.q.h"
-#include "frc971/control_loops/drivetrain/drivetrain.q.h"
+#include "aos/events/event_loop.h"
+#include "frc971/control_loops/control_loops_generated.h"
+#include "frc971/control_loops/drivetrain/drivetrain_status_generated.h"
 #include "frc971/control_loops/static_zeroing_single_dof_profiled_subsystem.h"
-#include "y2019/status_light.q.h"
+#include "y2019/status_light_generated.h"
 
 namespace y2019 {
 namespace control_loops {
 namespace superstructure {
 
+using frc971::control_loops::PotAndAbsoluteEncoderProfiledJointStatus;
+using frc971::control_loops::AbsoluteEncoderProfiledJointStatus;
+
 Superstructure::Superstructure(::aos::EventLoop *event_loop,
                                const ::std::string &name)
-    : aos::controls::ControlLoop<SuperstructureQueue>(event_loop, name),
+    : aos::controls::ControlLoop<Goal, Position, Status, Output>(event_loop,
+                                                                 name),
       status_light_sender_(
-          event_loop->MakeSender<::y2019::StatusLight>(".y2019.status_light")),
+          event_loop->MakeSender<::y2019::StatusLight>("/superstructure")),
       drivetrain_status_fetcher_(
-          event_loop
-              ->MakeFetcher<::frc971::control_loops::DrivetrainQueue::Status>(
-                  ".frc971.control_loops.drivetrain_queue.status")),
+          event_loop->MakeFetcher<::frc971::control_loops::drivetrain::Status>(
+              "/drivetrain")),
       elevator_(constants::GetValues().elevator.subsystem_params),
       wrist_(constants::GetValues().wrist.subsystem_params),
       intake_(constants::GetValues().intake),
       stilts_(constants::GetValues().stilts.subsystem_params) {}
 
-void Superstructure::RunIteration(const SuperstructureQueue::Goal *unsafe_goal,
-                                  const SuperstructureQueue::Position *position,
-                                  SuperstructureQueue::Output *output,
-                                  SuperstructureQueue::Status *status) {
+void Superstructure::RunIteration(const Goal *unsafe_goal,
+                                  const Position *position,
+                                  aos::Sender<Output>::Builder *output,
+                                  aos::Sender<Status>::Builder *status) {
   if (WasReset()) {
     AOS_LOG(ERROR, "WPILib reset, restarting\n");
     elevator_.Reset();
@@ -37,49 +39,92 @@
     stilts_.Reset();
   }
 
-  elevator_.Iterate(unsafe_goal != nullptr ? &(unsafe_goal->elevator) : nullptr,
-                    &(position->elevator),
-                    output != nullptr ? &(output->elevator_voltage) : nullptr,
-                    &(status->elevator));
+  OutputT output_struct;
 
-  wrist_.Iterate(unsafe_goal != nullptr ? &(unsafe_goal->wrist) : nullptr,
-                 &(position->wrist),
-                 output != nullptr ? &(output->wrist_voltage) : nullptr,
-                 &(status->wrist));
+  flatbuffers::Offset<PotAndAbsoluteEncoderProfiledJointStatus>
+      elevator_status_offset = elevator_.Iterate(
+          unsafe_goal != nullptr ? unsafe_goal->elevator() : nullptr,
+          position->elevator(),
+          output != nullptr ? &(output_struct.elevator_voltage) : nullptr,
+          status->fbb());
 
-  intake_.Iterate(unsafe_goal != nullptr ? &(unsafe_goal->intake) : nullptr,
-                  &(position->intake_joint),
-                  output != nullptr ? &(output->intake_joint_voltage) : nullptr,
-                  &(status->intake));
+  flatbuffers::Offset<PotAndAbsoluteEncoderProfiledJointStatus>
+      wrist_status_offset = wrist_.Iterate(
+          unsafe_goal != nullptr ? unsafe_goal->wrist() : nullptr,
+          position->wrist(),
+          output != nullptr ? &(output_struct.wrist_voltage) : nullptr,
+          status->fbb());
 
-  stilts_.Iterate(unsafe_goal != nullptr ? &(unsafe_goal->stilts) : nullptr,
-                  &(position->stilts),
-                  output != nullptr ? &(output->stilts_voltage) : nullptr,
-                  &(status->stilts));
+  flatbuffers::Offset<AbsoluteEncoderProfiledJointStatus> intake_status_offset =
+      intake_.Iterate(
+          unsafe_goal != nullptr ? unsafe_goal->intake() : nullptr,
+          position->intake_joint(),
+          output != nullptr ? &(output_struct.intake_joint_voltage) : nullptr,
+          status->fbb());
 
-  vacuum_.Iterate(unsafe_goal != nullptr ? &(unsafe_goal->suction) : nullptr,
-                  position->suction_pressure, output, &(status->has_piece),
+  flatbuffers::Offset<PotAndAbsoluteEncoderProfiledJointStatus>
+      stilts_status_offset = stilts_.Iterate(
+          unsafe_goal != nullptr ? unsafe_goal->stilts() : nullptr,
+          position->stilts(),
+          output != nullptr ? &(output_struct.stilts_voltage) : nullptr,
+          status->fbb());
+
+  bool has_piece;
+  vacuum_.Iterate(unsafe_goal != nullptr ? unsafe_goal->suction() : nullptr,
+                  position->suction_pressure(), &output_struct, &has_piece,
                   event_loop());
 
-  status->zeroed = status->elevator.zeroed && status->wrist.zeroed &&
-                   status->intake.zeroed && status->stilts.zeroed;
+  bool zeroed;
+  bool estopped;
+  {
+    PotAndAbsoluteEncoderProfiledJointStatus *elevator_status =
+        GetMutableTemporaryPointer(*status->fbb(), elevator_status_offset);
+    PotAndAbsoluteEncoderProfiledJointStatus *wrist_status =
+        GetMutableTemporaryPointer(*status->fbb(), wrist_status_offset);
+    AbsoluteEncoderProfiledJointStatus *intake_status =
+        GetMutableTemporaryPointer(*status->fbb(), intake_status_offset);
+    PotAndAbsoluteEncoderProfiledJointStatus *stilts_status =
+        GetMutableTemporaryPointer(*status->fbb(), stilts_status_offset);
 
-  status->estopped = status->elevator.estopped || status->wrist.estopped ||
-                     status->intake.estopped || status->stilts.estopped;
+    zeroed = elevator_status->zeroed() && wrist_status->zeroed() &&
+             intake_status->zeroed() && stilts_status->zeroed();
+
+    estopped = elevator_status->estopped() || wrist_status->estopped() ||
+               intake_status->estopped() || stilts_status->estopped();
+  }
+
+  Status::Builder status_builder = status->MakeBuilder<Status>();
+
+  status_builder.add_zeroed(zeroed);
+  status_builder.add_estopped(estopped);
+  status_builder.add_has_piece(has_piece);
+
+  status_builder.add_elevator(elevator_status_offset);
+  status_builder.add_wrist(wrist_status_offset);
+  status_builder.add_intake(intake_status_offset);
+  status_builder.add_stilts(stilts_status_offset);
+
+  flatbuffers::Offset<Status> status_offset = status_builder.Finish();
+
+  Status *status_flatbuffer =
+      GetMutableTemporaryPointer(*status->fbb(), status_offset);
 
   if (output) {
-    if (unsafe_goal && status->intake.position > kMinIntakeAngleForRollers) {
-      output->intake_roller_voltage = unsafe_goal->roller_voltage;
+    if (unsafe_goal &&
+        status_flatbuffer->intake()->position() > kMinIntakeAngleForRollers) {
+      output_struct.intake_roller_voltage = unsafe_goal->roller_voltage();
     } else {
-      output->intake_roller_voltage = 0.0;
+      output_struct.intake_roller_voltage = 0.0;
     }
+
+    output->Send(Output::Pack(*output->fbb(), &output_struct));
   }
 
   if (unsafe_goal) {
-    if (!unsafe_goal->suction.grab_piece) {
+    if (!unsafe_goal->has_suction() || !unsafe_goal->suction()->grab_piece()) {
       wrist_.set_controller_index(0);
       elevator_.set_controller_index(0);
-    } else if (unsafe_goal->suction.gamepiece_mode == 0) {
+    } else if (unsafe_goal->suction()->gamepiece_mode() == 0) {
       wrist_.set_controller_index(1);
       elevator_.set_controller_index(1);
     } else {
@@ -90,7 +135,7 @@
 
   // TODO(theo) move these up when Iterate() is split
   // update the goals
-  collision_avoidance_.UpdateGoal(status, unsafe_goal);
+  collision_avoidance_.UpdateGoal(status_flatbuffer, unsafe_goal);
 
   elevator_.set_min_position(collision_avoidance_.min_elevator_goal());
   wrist_.set_min_position(collision_avoidance_.min_wrist_goal());
@@ -102,23 +147,23 @@
 
   if (status && unsafe_goal) {
     // Light Logic
-    if (status->estopped) {
+    if (status_flatbuffer->estopped()) {
       // Estop is red
       SendColors(1.0, 0.0, 0.0);
     } else if (drivetrain_status_fetcher_.get() &&
-               drivetrain_status_fetcher_->line_follow_logging.frozen) {
+               drivetrain_status_fetcher_->line_follow_logging()->frozen()) {
       // Vision align is flashing white for button pressed, purple for target
       // acquired.
       ++line_blink_count_;
       if (line_blink_count_ < 20) {
-        if (drivetrain_status_fetcher_->line_follow_logging.have_target) {
+        if (drivetrain_status_fetcher_->line_follow_logging()->have_target()) {
           SendColors(1.0, 0.0, 1.0);
         } else {
           SendColors(1.0, 1.0, 1.0);
         }
       } else {
         // And then flash with green if we have a game piece.
-        if (status->has_piece) {
+        if (status_flatbuffer->has_piece()) {
           SendColors(0.0, 1.0, 0.0);
         } else {
           SendColors(0.0, 0.0, 0.0);
@@ -130,15 +175,17 @@
       }
     } else {
       line_blink_count_ = 0;
-      if (status->has_piece) {
+      if (status_flatbuffer->has_piece()) {
         // Green if we have a game piece.
         SendColors(0.0, 1.0, 0.0);
-      } else if (unsafe_goal->suction.gamepiece_mode == 0 &&
-                 !status->has_piece) {
+      } else if ((!unsafe_goal->has_suction() ||
+                  unsafe_goal->suction()->gamepiece_mode() == 0) &&
+                 !status_flatbuffer->has_piece()) {
         // Ball mode is orange
         SendColors(1.0, 0.1, 0.0);
-      } else if (unsafe_goal->suction.gamepiece_mode == 1 &&
-                 !status->has_piece) {
+      } else if (unsafe_goal->has_suction() &&
+                 unsafe_goal->suction()->gamepiece_mode() == 1 &&
+                 !status_flatbuffer->has_piece()) {
         // Disk mode is deep blue
         SendColors(0.05, 0.1, 0.5);
       } else {
@@ -146,15 +193,20 @@
       }
     }
   }
+
+  status->Send(status_offset);
 }
 
 void Superstructure::SendColors(float red, float green, float blue) {
-  auto new_status_light = status_light_sender_.MakeMessage();
-  new_status_light->red = red;
-  new_status_light->green = green;
-  new_status_light->blue = blue;
+  auto builder = status_light_sender_.MakeBuilder();
 
-  if (!new_status_light.Send()) {
+  StatusLight::Builder status_light_builder =
+      builder.MakeBuilder<StatusLight>();
+  status_light_builder.add_red(red);
+  status_light_builder.add_green(green);
+  status_light_builder.add_blue(blue);
+
+  if (!builder.Send(status_light_builder.Finish())) {
     AOS_LOG(ERROR, "Failed to send lights.\n");
   }
 }
diff --git a/y2019/control_loops/superstructure/superstructure.h b/y2019/control_loops/superstructure/superstructure.h
index aab8e7d..f4a23d9 100644
--- a/y2019/control_loops/superstructure/superstructure.h
+++ b/y2019/control_loops/superstructure/superstructure.h
@@ -2,26 +2,27 @@
 #define Y2019_CONTROL_LOOPS_SUPERSTRUCTURE_SUPERSTRUCTURE_H_
 
 #include "aos/controls/control_loop.h"
-#include "aos/events/event-loop.h"
-#include "frc971/control_loops/drivetrain/drivetrain.q.h"
+#include "aos/events/event_loop.h"
+#include "frc971/control_loops/drivetrain/drivetrain_status_generated.h"
 #include "frc971/control_loops/static_zeroing_single_dof_profiled_subsystem.h"
 #include "y2019/constants.h"
 #include "y2019/control_loops/superstructure/collision_avoidance.h"
-#include "y2019/control_loops/superstructure/superstructure.q.h"
+#include "y2019/control_loops/superstructure/superstructure_goal_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_output_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_position_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_status_generated.h"
 #include "y2019/control_loops/superstructure/vacuum.h"
-#include "y2019/status_light.q.h"
+#include "y2019/status_light_generated.h"
 
 namespace y2019 {
 namespace control_loops {
 namespace superstructure {
 
 class Superstructure
-    : public ::aos::controls::ControlLoop<SuperstructureQueue> {
+    : public ::aos::controls::ControlLoop<Goal, Position, Status, Output> {
  public:
-  explicit Superstructure(
-      ::aos::EventLoop *event_loop,
-      const ::std::string &name =
-          ".y2019.control_loops.superstructure.superstructure_queue");
+  explicit Superstructure(::aos::EventLoop *event_loop,
+                          const ::std::string &name = "/superstructure");
 
   using PotAndAbsoluteEncoderSubsystem =
       ::frc971::control_loops::StaticZeroingSingleDOFProfiledSubsystem<
@@ -39,16 +40,15 @@
   const Vacuum &vacuum() const { return vacuum_; }
 
  protected:
-  virtual void RunIteration(const SuperstructureQueue::Goal *unsafe_goal,
-                            const SuperstructureQueue::Position *position,
-                            SuperstructureQueue::Output *output,
-                            SuperstructureQueue::Status *status) override;
+  virtual void RunIteration(const Goal *unsafe_goal, const Position *position,
+                            aos::Sender<Output>::Builder *output,
+                            aos::Sender<Status>::Builder *status) override;
 
  private:
   void SendColors(float red, float green, float blue);
 
   ::aos::Sender<::y2019::StatusLight> status_light_sender_;
-  ::aos::Fetcher<::frc971::control_loops::DrivetrainQueue::Status>
+  ::aos::Fetcher<::frc971::control_loops::drivetrain::Status>
       drivetrain_status_fetcher_;
 
   PotAndAbsoluteEncoderSubsystem elevator_;
diff --git a/y2019/control_loops/superstructure/superstructure.q b/y2019/control_loops/superstructure/superstructure.q
deleted file mode 100644
index d19c2b8..0000000
--- a/y2019/control_loops/superstructure/superstructure.q
+++ /dev/null
@@ -1,115 +0,0 @@
-package y2019.control_loops.superstructure;
-
-import "aos/controls/control_loops.q";
-import "frc971/control_loops/profiled_subsystem.q";
-
-struct SuctionGoal {
-  // True = apply suction
-  bool grab_piece;
-
-  // 0 = ball mode
-  // 1 = disk mode
-
-  int32_t gamepiece_mode;
-};
-
-// Published on ".y2019.control_loops.superstructure.superstructure_queue"
-queue_group SuperstructureQueue {
-  implements aos.control_loops.ControlLoop;
-
-  message Goal {
-    // Meters, 0 = lowest position - mechanical hard stop,
-    // positive = upward
-    .frc971.control_loops.StaticZeroingSingleDOFProfiledSubsystemGoal elevator;
-    // 0 = linkage on the sprocket is pointing straight up,
-    // positive = forward
-    .frc971.control_loops.StaticZeroingSingleDOFProfiledSubsystemGoal intake;
-    // 0 = Straight up parallel to elevator
-    // Positive rotates toward intake from 0
-    .frc971.control_loops.StaticZeroingSingleDOFProfiledSubsystemGoal wrist;
-
-    // Distance stilts extended out of the bottom of the robot. Positive = down.
-    // 0 is the height such that the bottom of the stilts is tangent to the
-    // bottom of the middle wheels.
-    .frc971.control_loops.StaticZeroingSingleDOFProfiledSubsystemGoal stilts;
-
-    // Positive is rollers intaking inward.
-    double roller_voltage;
-
-    SuctionGoal suction;
-  };
-
-  message Status {
-    // All subsystems know their location.
-    bool zeroed;
-
-    // If true, we have aborted. This is the or of all subsystem estops.
-    bool estopped;
-
-    // Whether suction_pressure indicates cargo is held
-    bool has_piece;
-
-    // Status of each subsystem.
-    .frc971.control_loops.PotAndAbsoluteEncoderProfiledJointStatus elevator;
-    .frc971.control_loops.PotAndAbsoluteEncoderProfiledJointStatus wrist;
-    .frc971.control_loops.AbsoluteEncoderProfiledJointStatus intake;
-    .frc971.control_loops.PotAndAbsoluteEncoderProfiledJointStatus stilts;
-  };
-
-  message Position {
-    // Input from pressure sensor in bar
-    // 1 = 1 atm, 0 = full vacuum
-    float suction_pressure;
-
-    // Position of the elevator, 0 at lowest position, positive when up.
-    .frc971.PotAndAbsolutePosition elevator;
-
-    // Position of wrist, 0 when up, positive is rotating toward the front,
-    // over the top.
-    .frc971.PotAndAbsolutePosition wrist;
-
-    // Position of the intake. 0 when rollers are retracted, positive extended.
-    .frc971.AbsolutePosition intake_joint;
-
-    // Position of the stilts, 0 when retracted (defualt), positive lifts robot.
-    .frc971.PotAndAbsolutePosition stilts;
-
-    // True if the platform detection sensors detect the platform directly
-    // below the robot right behind the left and right wheels.  Useful for
-    // determining when the robot is all the way on the platform.
-    bool platform_left_detect;
-    bool platform_right_detect;
-  };
-
-  message Output {
-    // Voltage sent to motors moving elevator up/down. Positive is up.
-    double elevator_voltage;
-
-    // Voltage sent to wrist motors on elevator to rotate.
-    // Positive rotates over the top towards the front of the robot.
-    double wrist_voltage;
-
-    // Voltage sent to motors on intake joint. Positive extends rollers.
-    double intake_joint_voltage;
-
-    // Voltage sent to rollers on intake. Positive rolls inward.
-    double intake_roller_voltage;
-
-    // Voltage sent to motors to move stilts height. Positive moves robot
-    // upward.
-    double stilts_voltage;
-
-    // True opens solenoid (applies suction)
-    // Top/bottom are when wrist is toward the front of the robot
-    bool intake_suction_top;
-    bool intake_suction_bottom;
-
-    // Voltage sent to the vacuum pump motors.
-    double pump_voltage;
-  };
-
-  queue Goal goal;
-  queue Output output;
-  queue Status status;
-  queue Position position;
-};
diff --git a/y2019/control_loops/superstructure/superstructure_goal.fbs b/y2019/control_loops/superstructure/superstructure_goal.fbs
new file mode 100644
index 0000000..77e7c8d
--- /dev/null
+++ b/y2019/control_loops/superstructure/superstructure_goal.fbs
@@ -0,0 +1,37 @@
+include "frc971/control_loops/profiled_subsystem.fbs";
+
+namespace y2019.control_loops.superstructure;
+
+table SuctionGoal {
+  // True = apply suction
+  grab_piece:bool;
+
+  // 0 = ball mode
+  // 1 = disk mode
+
+  gamepiece_mode:int;
+}
+
+table Goal {
+  // Meters, 0 = lowest position - mechanical hard stop,
+  // positive = upward
+  elevator:frc971.control_loops.StaticZeroingSingleDOFProfiledSubsystemGoal;
+  // 0 = linkage on the sprocket is pointing straight up,
+  // positive = forward
+  intake:frc971.control_loops.StaticZeroingSingleDOFProfiledSubsystemGoal;
+  // 0 = Straight up parallel to elevator
+  // Positive rotates toward intake from 0
+  wrist:frc971.control_loops.StaticZeroingSingleDOFProfiledSubsystemGoal;
+
+  // Distance stilts extended out of the bottom of the robot. Positive = down.
+  // 0 is the height such that the bottom of the stilts is tangent to the
+  // bottom of the middle wheels.
+  stilts:frc971.control_loops.StaticZeroingSingleDOFProfiledSubsystemGoal;
+
+  // Positive is rollers intaking inward.
+  roller_voltage:float;
+
+  suction:SuctionGoal;
+}
+
+root_type Goal;
diff --git a/y2019/control_loops/superstructure/superstructure_lib_test.cc b/y2019/control_loops/superstructure/superstructure_lib_test.cc
index bad771e..7af8ffd 100644
--- a/y2019/control_loops/superstructure/superstructure_lib_test.cc
+++ b/y2019/control_loops/superstructure/superstructure_lib_test.cc
@@ -4,7 +4,6 @@
 #include <memory>
 
 #include "aos/controls/control_loop_test.h"
-#include "aos/queue.h"
 #include "frc971/control_loops/capped_test_plant.h"
 #include "frc971/control_loops/position_sensor_sim.h"
 #include "frc971/control_loops/team_number_test_environment.h"
@@ -27,8 +26,12 @@
 
 namespace chrono = ::std::chrono;
 using ::aos::monotonic_clock;
+using ::frc971::CreateProfileParameters;
 using ::frc971::control_loops::CappedTestPlant;
+using ::frc971::control_loops::
+    CreateStaticZeroingSingleDOFProfiledSubsystemGoal;
 using ::frc971::control_loops::PositionSensorSimulator;
+using ::frc971::control_loops::StaticZeroingSingleDOFProfiledSubsystemGoal;
 typedef Superstructure::PotAndAbsoluteEncoderSubsystem
     PotAndAbsoluteEncoderSubsystem;
 typedef Superstructure::AbsoluteEncoderSubsystem AbsoluteEncoderSubsystem;
@@ -41,15 +44,11 @@
       : event_loop_(event_loop),
         dt_(dt),
         superstructure_position_sender_(
-            event_loop_->MakeSender<SuperstructureQueue::Position>(
-                ".y2019.control_loops.superstructure.superstructure_queue."
-                "position")),
-        superstructure_status_fetcher_(event_loop_->MakeFetcher<
-                                       SuperstructureQueue::Status>(
-            ".y2019.control_loops.superstructure.superstructure_queue.status")),
-        superstructure_output_fetcher_(event_loop_->MakeFetcher<
-                                       SuperstructureQueue::Output>(
-            ".y2019.control_loops.superstructure.superstructure_queue.output")),
+            event_loop_->MakeSender<Position>("/superstructure")),
+        superstructure_status_fetcher_(
+            event_loop_->MakeFetcher<Status>("/superstructure")),
+        superstructure_output_fetcher_(
+            event_loop_->MakeFetcher<Output>("/superstructure")),
         elevator_plant_(
             new CappedTestPlant(::y2019::control_loops::superstructure::
                                     elevator::MakeElevatorPlant())),
@@ -136,16 +135,38 @@
 
   // Sends a queue message with the position of the superstructure.
   void SendPositionMessage() {
-    ::aos::Sender<SuperstructureQueue::Position>::Message position =
-        superstructure_position_sender_.MakeMessage();
+    ::aos::Sender<Position>::Builder builder =
+        superstructure_position_sender_.MakeBuilder();
 
-    elevator_pot_encoder_.GetSensorValues(&position->elevator);
-    wrist_pot_encoder_.GetSensorValues(&position->wrist);
-    intake_pot_encoder_.GetSensorValues(&position->intake_joint);
-    stilts_pot_encoder_.GetSensorValues(&position->stilts);
-    position->suction_pressure = simulated_pressure_;
+    frc971::PotAndAbsolutePosition::Builder elevator_builder =
+        builder.MakeBuilder<frc971::PotAndAbsolutePosition>();
+    flatbuffers::Offset<frc971::PotAndAbsolutePosition> elevator_offset =
+        elevator_pot_encoder_.GetSensorValues(&elevator_builder);
 
-    position.Send();
+    frc971::PotAndAbsolutePosition::Builder wrist_builder =
+        builder.MakeBuilder<frc971::PotAndAbsolutePosition>();
+    flatbuffers::Offset<frc971::PotAndAbsolutePosition> wrist_offset =
+        wrist_pot_encoder_.GetSensorValues(&wrist_builder);
+
+    frc971::AbsolutePosition::Builder intake_builder =
+        builder.MakeBuilder<frc971::AbsolutePosition>();
+    flatbuffers::Offset<frc971::AbsolutePosition> intake_offset =
+        intake_pot_encoder_.GetSensorValues(&intake_builder);
+
+    frc971::PotAndAbsolutePosition::Builder stilts_builder =
+        builder.MakeBuilder<frc971::PotAndAbsolutePosition>();
+    flatbuffers::Offset<frc971::PotAndAbsolutePosition> stilts_offset =
+        stilts_pot_encoder_.GetSensorValues(&stilts_builder);
+
+    Position::Builder position_builder = builder.MakeBuilder<Position>();
+
+    position_builder.add_elevator(elevator_offset);
+    position_builder.add_wrist(wrist_offset);
+    position_builder.add_intake_joint(intake_offset);
+    position_builder.add_stilts(stilts_offset);
+    position_builder.add_suction_pressure(simulated_pressure_);
+
+    builder.Send(position_builder.Finish());
   }
 
   double elevator_position() const { return elevator_plant_->X(0, 0); }
@@ -183,58 +204,58 @@
 
     const double voltage_check_elevator =
         (static_cast<PotAndAbsoluteEncoderSubsystem::State>(
-             superstructure_status_fetcher_->elevator.state) ==
+             superstructure_status_fetcher_->elevator()->state()) ==
          PotAndAbsoluteEncoderSubsystem::State::RUNNING)
             ? constants::GetValues().elevator.subsystem_params.operating_voltage
             : constants::GetValues().elevator.subsystem_params.zeroing_voltage;
 
     const double voltage_check_wrist =
         (static_cast<PotAndAbsoluteEncoderSubsystem::State>(
-             superstructure_status_fetcher_->wrist.state) ==
+             superstructure_status_fetcher_->wrist()->state()) ==
          PotAndAbsoluteEncoderSubsystem::State::RUNNING)
             ? constants::GetValues().wrist.subsystem_params.operating_voltage
             : constants::GetValues().wrist.subsystem_params.zeroing_voltage;
 
     const double voltage_check_intake =
         (static_cast<AbsoluteEncoderSubsystem::State>(
-             superstructure_status_fetcher_->intake.state) ==
+             superstructure_status_fetcher_->intake()->state()) ==
          AbsoluteEncoderSubsystem::State::RUNNING)
             ? constants::GetValues().intake.operating_voltage
             : constants::GetValues().intake.zeroing_voltage;
 
     const double voltage_check_stilts =
         (static_cast<PotAndAbsoluteEncoderSubsystem::State>(
-             superstructure_status_fetcher_->stilts.state) ==
+             superstructure_status_fetcher_->stilts()->state()) ==
          PotAndAbsoluteEncoderSubsystem::State::RUNNING)
             ? constants::GetValues().stilts.subsystem_params.operating_voltage
             : constants::GetValues().stilts.subsystem_params.zeroing_voltage;
 
-    EXPECT_NEAR(superstructure_output_fetcher_->elevator_voltage, 0.0,
+    EXPECT_NEAR(superstructure_output_fetcher_->elevator_voltage(), 0.0,
                 voltage_check_elevator);
 
-    EXPECT_NEAR(superstructure_output_fetcher_->wrist_voltage, 0.0,
+    EXPECT_NEAR(superstructure_output_fetcher_->wrist_voltage(), 0.0,
                 voltage_check_wrist);
 
-    EXPECT_NEAR(superstructure_output_fetcher_->intake_joint_voltage, 0.0,
+    EXPECT_NEAR(superstructure_output_fetcher_->intake_joint_voltage(), 0.0,
                 voltage_check_intake);
 
-    EXPECT_NEAR(superstructure_output_fetcher_->stilts_voltage, 0.0,
+    EXPECT_NEAR(superstructure_output_fetcher_->stilts_voltage(), 0.0,
                 voltage_check_stilts);
 
     ::Eigen::Matrix<double, 1, 1> elevator_U;
-    elevator_U << superstructure_output_fetcher_->elevator_voltage +
+    elevator_U << superstructure_output_fetcher_->elevator_voltage() +
                       elevator_plant_->voltage_offset();
 
     ::Eigen::Matrix<double, 1, 1> wrist_U;
-    wrist_U << superstructure_output_fetcher_->wrist_voltage +
+    wrist_U << superstructure_output_fetcher_->wrist_voltage() +
                    wrist_plant_->voltage_offset();
 
     ::Eigen::Matrix<double, 1, 1> intake_U;
-    intake_U << superstructure_output_fetcher_->intake_joint_voltage +
+    intake_U << superstructure_output_fetcher_->intake_joint_voltage() +
                     intake_plant_->voltage_offset();
 
     ::Eigen::Matrix<double, 1, 1> stilts_U;
-    stilts_U << superstructure_output_fetcher_->stilts_voltage +
+    stilts_U << superstructure_output_fetcher_->stilts_voltage() +
                     stilts_plant_->voltage_offset();
 
     elevator_plant_->Update(elevator_U);
@@ -330,19 +351,19 @@
   }
 
  private:
-  void CheckCollisions(const SuperstructureQueue::Status *status) {
-    ASSERT_FALSE(
-        collision_avoidance_.IsCollided(wrist_position(), elevator_position(),
-                                        intake_position(), status->has_piece));
+  void CheckCollisions(const Status *status) {
+    ASSERT_FALSE(collision_avoidance_.IsCollided(
+        wrist_position(), elevator_position(), intake_position(),
+        status->has_piece()));
   }
 
   ::aos::EventLoop *event_loop_;
   const chrono::nanoseconds dt_;
   ::aos::PhasedLoopHandler *phased_loop_handle_ = nullptr;
 
-  ::aos::Sender<SuperstructureQueue::Position> superstructure_position_sender_;
-  ::aos::Fetcher<SuperstructureQueue::Status> superstructure_status_fetcher_;
-  ::aos::Fetcher<SuperstructureQueue::Output> superstructure_output_fetcher_;
+  ::aos::Sender<Position> superstructure_position_sender_;
+  ::aos::Fetcher<Status> superstructure_status_fetcher_;
+  ::aos::Fetcher<Output> superstructure_output_fetcher_;
 
   bool first_ = true;
 
@@ -381,24 +402,20 @@
 class SuperstructureTest : public ::aos::testing::ControlLoopTest {
  protected:
   SuperstructureTest()
-      : ::aos::testing::ControlLoopTest(chrono::microseconds(5050)),
+      : ::aos::testing::ControlLoopTest(
+            aos::configuration::ReadConfig("y2019/config.json"),
+            chrono::microseconds(5050)),
         test_event_loop_(MakeEventLoop()),
-        superstructure_goal_fetcher_(test_event_loop_->MakeFetcher<
-                                     SuperstructureQueue::Goal>(
-            ".y2019.control_loops.superstructure.superstructure_queue.goal")),
-        superstructure_goal_sender_(test_event_loop_->MakeSender<
-                                    SuperstructureQueue::Goal>(
-            ".y2019.control_loops.superstructure.superstructure_queue.goal")),
-        superstructure_status_fetcher_(test_event_loop_->MakeFetcher<
-                                       SuperstructureQueue::Status>(
-            ".y2019.control_loops.superstructure.superstructure_queue.status")),
-        superstructure_output_fetcher_(test_event_loop_->MakeFetcher<
-                                       SuperstructureQueue::Output>(
-            ".y2019.control_loops.superstructure.superstructure_queue.output")),
+        superstructure_goal_fetcher_(
+            test_event_loop_->MakeFetcher<Goal>("/superstructure")),
+        superstructure_goal_sender_(
+            test_event_loop_->MakeSender<Goal>("/superstructure")),
+        superstructure_status_fetcher_(
+            test_event_loop_->MakeFetcher<Status>("/superstructure")),
+        superstructure_output_fetcher_(
+            test_event_loop_->MakeFetcher<Output>("/superstructure")),
         superstructure_position_fetcher_(
-            test_event_loop_->MakeFetcher<SuperstructureQueue::Position>(
-                ".y2019.control_loops.superstructure.superstructure_queue."
-                "position")),
+            test_event_loop_->MakeFetcher<Position>("/superstructure")),
         superstructure_event_loop_(MakeEventLoop()),
         superstructure_(superstructure_event_loop_.get()),
         superstructure_plant_event_loop_(MakeEventLoop()),
@@ -410,13 +427,13 @@
     superstructure_goal_fetcher_.Fetch();
     superstructure_status_fetcher_.Fetch();
 
-    EXPECT_NEAR(superstructure_goal_fetcher_->elevator.unsafe_goal,
-                superstructure_status_fetcher_->elevator.position, 0.001);
-    EXPECT_NEAR(superstructure_goal_fetcher_->wrist.unsafe_goal,
+    EXPECT_NEAR(superstructure_goal_fetcher_->elevator()->unsafe_goal(),
+                superstructure_status_fetcher_->elevator()->position(), 0.001);
+    EXPECT_NEAR(superstructure_goal_fetcher_->wrist()->unsafe_goal(),
                 superstructure_plant_.wrist_position(), 0.001);
-    EXPECT_NEAR(superstructure_goal_fetcher_->intake.unsafe_goal,
-                superstructure_status_fetcher_->intake.position, 0.001);
-    EXPECT_NEAR(superstructure_goal_fetcher_->stilts.unsafe_goal,
+    EXPECT_NEAR(superstructure_goal_fetcher_->intake()->unsafe_goal(),
+                superstructure_status_fetcher_->intake()->position(), 0.001);
+    EXPECT_NEAR(superstructure_goal_fetcher_->stilts()->unsafe_goal(),
                 superstructure_plant_.stilts_position(), 0.001);
   }
 
@@ -428,17 +445,16 @@
       superstructure_status_fetcher_.Fetch();
       // 2 Seconds
       ASSERT_LE(i, 2 * 1.0 / .00505);
-    } while (!superstructure_status_fetcher_.get()->zeroed);
+    } while (!superstructure_status_fetcher_.get()->zeroed());
   }
 
   ::std::unique_ptr<::aos::EventLoop> test_event_loop_;
 
-  ::aos::Fetcher<SuperstructureQueue::Goal> superstructure_goal_fetcher_;
-  ::aos::Sender<SuperstructureQueue::Goal> superstructure_goal_sender_;
-  ::aos::Fetcher<SuperstructureQueue::Status> superstructure_status_fetcher_;
-  ::aos::Fetcher<SuperstructureQueue::Output> superstructure_output_fetcher_;
-  ::aos::Fetcher<SuperstructureQueue::Position>
-      superstructure_position_fetcher_;
+  ::aos::Fetcher<Goal> superstructure_goal_fetcher_;
+  ::aos::Sender<Goal> superstructure_goal_sender_;
+  ::aos::Fetcher<Status> superstructure_status_fetcher_;
+  ::aos::Fetcher<Output> superstructure_output_fetcher_;
+  ::aos::Fetcher<Position> superstructure_position_fetcher_;
 
   // Create a control loop and simulation.
   ::std::unique_ptr<::aos::EventLoop> superstructure_event_loop_;
@@ -459,13 +475,29 @@
   WaitUntilZeroed();
 
   {
-    auto goal = superstructure_goal_sender_.MakeMessage();
+    auto builder = superstructure_goal_sender_.MakeBuilder();
 
-    goal->elevator.unsafe_goal = 1.4;
-    goal->wrist.unsafe_goal = 1.0;
-    goal->intake.unsafe_goal = 1.1;
-    goal->stilts.unsafe_goal = 0.1;
-    ASSERT_TRUE(goal.Send());
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        elevator_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.4);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        wrist_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.0);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        intake_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.1);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        stilts_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 0.1);
+
+    Goal::Builder goal_builder = builder.MakeBuilder<Goal>();
+
+    goal_builder.add_elevator(elevator_offset);
+    goal_builder.add_wrist(wrist_offset);
+    goal_builder.add_intake(intake_offset);
+    goal_builder.add_stilts(stilts_offset);
+
+    ASSERT_TRUE(builder.Send(goal_builder.Finish()));
   }
   RunFor(chrono::seconds(10));
   VerifyNearGoal();
@@ -485,24 +517,36 @@
 
   WaitUntilZeroed();
   {
-    auto goal = superstructure_goal_sender_.MakeMessage();
-    goal->elevator.unsafe_goal = 1.4;
-    goal->elevator.profile_params.max_velocity = 1;
-    goal->elevator.profile_params.max_acceleration = 0.5;
+    auto builder = superstructure_goal_sender_.MakeBuilder();
 
-    goal->wrist.unsafe_goal = 1.0;
-    goal->wrist.profile_params.max_velocity = 1;
-    goal->wrist.profile_params.max_acceleration = 0.5;
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        elevator_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.4,
+            CreateProfileParameters(*builder.fbb(), 1.0, 0.5));
 
-    goal->intake.unsafe_goal = 1.1;
-    goal->intake.profile_params.max_velocity = 1;
-    goal->intake.profile_params.max_acceleration = 0.5;
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        wrist_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.0,
+            CreateProfileParameters(*builder.fbb(), 1.0, 0.5));
 
-    goal->stilts.unsafe_goal = 0.1;
-    goal->stilts.profile_params.max_velocity = 1;
-    goal->stilts.profile_params.max_acceleration = 0.5;
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        intake_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.1,
+            CreateProfileParameters(*builder.fbb(), 1.0, 0.5));
 
-    ASSERT_TRUE(goal.Send());
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        stilts_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 0.1,
+            CreateProfileParameters(*builder.fbb(), 1.0, 0.5));
+
+    Goal::Builder goal_builder = builder.MakeBuilder<Goal>();
+
+    goal_builder.add_elevator(elevator_offset);
+    goal_builder.add_wrist(wrist_offset);
+    goal_builder.add_intake(intake_offset);
+    goal_builder.add_stilts(stilts_offset);
+
+    ASSERT_TRUE(builder.Send(goal_builder.Finish()));
   }
 
   // Give it a lot of time to get there.
@@ -520,13 +564,33 @@
   // Zero it before we move.
   WaitUntilZeroed();
   {
-    auto goal = superstructure_goal_sender_.MakeMessage();
-    goal->elevator.unsafe_goal = constants::Values::kElevatorRange().upper;
-    goal->wrist.unsafe_goal = constants::Values::kWristRange().upper;
-    goal->intake.unsafe_goal = constants::Values::kIntakeRange().upper;
-    goal->stilts.unsafe_goal = constants::Values::kStiltsRange().upper;
+    auto builder = superstructure_goal_sender_.MakeBuilder();
 
-    ASSERT_TRUE(goal.Send());
+
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        elevator_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), constants::Values::kElevatorRange().upper);
+
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        wrist_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), constants::Values::kWristRange().upper);
+
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        intake_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), constants::Values::kIntakeRange().upper);
+
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        stilts_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), constants::Values::kStiltsRange().upper);
+
+    Goal::Builder goal_builder = builder.MakeBuilder<Goal>();
+
+    goal_builder.add_elevator(elevator_offset);
+    goal_builder.add_wrist(wrist_offset);
+    goal_builder.add_intake(intake_offset);
+    goal_builder.add_stilts(stilts_offset);
+
+    ASSERT_TRUE(builder.Send(goal_builder.Finish()));
   }
   RunFor(chrono::seconds(8));
   VerifyNearGoal();
@@ -534,24 +598,36 @@
   // Try a low acceleration move with a high max velocity and verify the
   // acceleration is capped like expected.
   {
-    auto goal = superstructure_goal_sender_.MakeMessage();
-    goal->elevator.unsafe_goal = constants::Values::kElevatorRange().upper;
-    goal->elevator.profile_params.max_velocity = 20.0;
-    goal->elevator.profile_params.max_acceleration = 0.1;
+    auto builder = superstructure_goal_sender_.MakeBuilder();
 
-    goal->wrist.unsafe_goal = constants::Values::kWristRange().upper;
-    goal->wrist.profile_params.max_velocity = 20.0;
-    goal->wrist.profile_params.max_acceleration = 0.1;
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        elevator_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), constants::Values::kElevatorRange().upper,
+            CreateProfileParameters(*builder.fbb(), 20.0, 0.1));
 
-    goal->intake.unsafe_goal = constants::Values::kIntakeRange().upper;
-    goal->intake.profile_params.max_velocity = 20.0;
-    goal->intake.profile_params.max_acceleration = 0.1;
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        wrist_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), constants::Values::kWristRange().upper,
+            CreateProfileParameters(*builder.fbb(), 20.0, 0.1));
 
-    goal->stilts.unsafe_goal = constants::Values::kStiltsRange().lower;
-    goal->stilts.profile_params.max_velocity = 20.0;
-    goal->stilts.profile_params.max_acceleration = 0.1;
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        intake_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), constants::Values::kIntakeRange().upper,
+            CreateProfileParameters(*builder.fbb(), 20.0, 0.1));
 
-    ASSERT_TRUE(goal.Send());
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        stilts_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), constants::Values::kStiltsRange().lower,
+            CreateProfileParameters(*builder.fbb(), 20.0, 0.1));
+
+    Goal::Builder goal_builder = builder.MakeBuilder<Goal>();
+
+    goal_builder.add_elevator(elevator_offset);
+    goal_builder.add_wrist(wrist_offset);
+    goal_builder.add_intake(intake_offset);
+    goal_builder.add_stilts(stilts_offset);
+
+    ASSERT_TRUE(builder.Send(goal_builder.Finish()));
   }
   superstructure_plant_.set_peak_elevator_velocity(23.0);
   superstructure_plant_.set_peak_elevator_acceleration(0.2);
@@ -564,36 +640,6 @@
 
   RunFor(chrono::seconds(8));
   VerifyNearGoal();
-
-  // Now do a high acceleration move with a low velocity limit.
-  {
-    auto goal = superstructure_goal_sender_.MakeMessage();
-    goal->elevator.unsafe_goal = constants::Values::kElevatorRange().lower;
-    goal->elevator.profile_params.max_velocity = 0.1;
-    goal->elevator.profile_params.max_acceleration = 10.0;
-
-    goal->wrist.unsafe_goal = constants::Values::kWristRange().lower;
-    goal->wrist.profile_params.max_velocity = 0.1;
-    goal->wrist.profile_params.max_acceleration = 10.0;
-
-    goal->intake.unsafe_goal = constants::Values::kIntakeRange().lower;
-    goal->intake.profile_params.max_velocity = 0.1;
-    goal->intake.profile_params.max_acceleration = 10.0;
-
-    goal->stilts.unsafe_goal = constants::Values::kStiltsRange().lower;
-    goal->stilts.profile_params.max_velocity = 0.1;
-    goal->stilts.profile_params.max_acceleration = 10.0;
-  }
-  superstructure_plant_.set_peak_elevator_velocity(0.2);
-  superstructure_plant_.set_peak_elevator_acceleration(11.0);
-  superstructure_plant_.set_peak_wrist_velocity(0.2);
-  superstructure_plant_.set_peak_wrist_acceleration(11.0);
-  superstructure_plant_.set_peak_intake_velocity(0.2);
-  superstructure_plant_.set_peak_intake_acceleration(11.0);
-  superstructure_plant_.set_peak_stilts_velocity(0.2);
-  superstructure_plant_.set_peak_stilts_acceleration(11.0);
-
-  VerifyNearGoal();
 }
 
 // Tests if the robot zeroes properly... maybe redundant?
@@ -604,25 +650,36 @@
   superstructure_plant_.InitializeStiltsPosition(0.1);
 
   {
-    auto goal = superstructure_goal_sender_.MakeMessage();
+    auto builder = superstructure_goal_sender_.MakeBuilder();
 
-    goal->elevator.unsafe_goal = 1.4;
-    goal->elevator.profile_params.max_velocity = 1;
-    goal->elevator.profile_params.max_acceleration = 0.5;
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        elevator_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.4,
+            CreateProfileParameters(*builder.fbb(), 1.0, 0.5));
 
-    goal->wrist.unsafe_goal = 1.0;
-    goal->wrist.profile_params.max_velocity = 1;
-    goal->wrist.profile_params.max_acceleration = 0.5;
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        wrist_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.0,
+            CreateProfileParameters(*builder.fbb(), 1.0, 0.5));
 
-    goal->intake.unsafe_goal = 1.1;
-    goal->intake.profile_params.max_velocity = 1;
-    goal->intake.profile_params.max_acceleration = 0.5;
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        intake_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.1,
+            CreateProfileParameters(*builder.fbb(), 1.0, 0.5));
 
-    goal->stilts.unsafe_goal = 0.1;
-    goal->stilts.profile_params.max_velocity = 1;
-    goal->stilts.profile_params.max_acceleration = 0.5;
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        stilts_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 0.1,
+            CreateProfileParameters(*builder.fbb(), 1.0, 0.5));
 
-    ASSERT_TRUE(goal.Send());
+    Goal::Builder goal_builder = builder.MakeBuilder<Goal>();
+
+    goal_builder.add_elevator(elevator_offset);
+    goal_builder.add_wrist(wrist_offset);
+    goal_builder.add_intake(intake_offset);
+    goal_builder.add_stilts(stilts_offset);
+
+    ASSERT_TRUE(builder.Send(goal_builder.Finish()));
   }
   WaitUntilZeroed();
   VerifyNearGoal();
@@ -660,13 +717,30 @@
 
   WaitUntilZeroed();
   {
-    auto goal = superstructure_goal_sender_.MakeMessage();
-    goal->elevator.unsafe_goal = constants::Values::kElevatorRange().lower;
-    goal->wrist.unsafe_goal = -M_PI / 3.0;
-    goal->intake.unsafe_goal =
-        CollisionAvoidance::kIntakeInAngle - CollisionAvoidance::kEpsIntake;
+    auto builder = superstructure_goal_sender_.MakeBuilder();
 
-    ASSERT_TRUE(goal.Send());
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        elevator_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), constants::Values::kElevatorRange().lower);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        wrist_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), -M_PI / 3.0);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        intake_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), CollisionAvoidance::kIntakeInAngle -
+                                CollisionAvoidance::kEpsIntake);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        stilts_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 0.1);
+
+    Goal::Builder goal_builder = builder.MakeBuilder<Goal>();
+
+    goal_builder.add_elevator(elevator_offset);
+    goal_builder.add_wrist(wrist_offset);
+    goal_builder.add_intake(intake_offset);
+    goal_builder.add_stilts(stilts_offset);
+
+    ASSERT_TRUE(builder.Send(goal_builder.Finish()));
   }
 
   // Give it a lot of time to get there.
@@ -683,37 +757,71 @@
   // Get the elevator and wrist out of the way and set the Intake to where
   // we should be able to spin and verify that they do
   {
-    auto goal = superstructure_goal_sender_.MakeMessage();
-    goal->elevator.unsafe_goal = constants::Values::kElevatorRange().upper;
-    goal->wrist.unsafe_goal = 0.0;
-    goal->intake.unsafe_goal = constants::Values::kIntakeRange().upper;
-    goal->roller_voltage = 6.0;
+    auto builder = superstructure_goal_sender_.MakeBuilder();
 
-    ASSERT_TRUE(goal.Send());
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        elevator_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), constants::Values::kElevatorRange().upper);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        wrist_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 0.0);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        intake_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), constants::Values::kIntakeRange().upper);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        stilts_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 0.1);
+
+    Goal::Builder goal_builder = builder.MakeBuilder<Goal>();
+
+    goal_builder.add_elevator(elevator_offset);
+    goal_builder.add_wrist(wrist_offset);
+    goal_builder.add_intake(intake_offset);
+    goal_builder.add_stilts(stilts_offset);
+    goal_builder.add_roller_voltage(6.0);
+
+    ASSERT_TRUE(builder.Send(goal_builder.Finish()));
   }
 
   RunFor(chrono::seconds(5));
   superstructure_goal_fetcher_.Fetch();
   superstructure_output_fetcher_.Fetch();
-  EXPECT_EQ(superstructure_output_fetcher_->intake_roller_voltage,
-            superstructure_goal_fetcher_->roller_voltage);
+  EXPECT_EQ(superstructure_output_fetcher_->intake_roller_voltage(),
+            superstructure_goal_fetcher_->roller_voltage());
   VerifyNearGoal();
 
   // Move the intake where we oughtn't to spin the rollers and verify they don't
   {
-    auto goal = superstructure_goal_sender_.MakeMessage();
-    goal->elevator.unsafe_goal = constants::Values::kElevatorRange().upper;
-    goal->wrist.unsafe_goal = 0.0;
-    goal->intake.unsafe_goal = constants::Values::kIntakeRange().lower;
-    goal->roller_voltage = 6.0;
+    auto builder = superstructure_goal_sender_.MakeBuilder();
 
-    ASSERT_TRUE(goal.Send());
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        elevator_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), constants::Values::kElevatorRange().upper);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        wrist_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 0.0);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        intake_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), constants::Values::kIntakeRange().lower);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        stilts_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 0.1);
+
+    Goal::Builder goal_builder = builder.MakeBuilder<Goal>();
+
+    goal_builder.add_elevator(elevator_offset);
+    goal_builder.add_wrist(wrist_offset);
+    goal_builder.add_intake(intake_offset);
+    goal_builder.add_stilts(stilts_offset);
+    goal_builder.add_roller_voltage(6.0);
+
+    ASSERT_TRUE(builder.Send(goal_builder.Finish()));
   }
 
   RunFor(chrono::seconds(5));
   superstructure_goal_fetcher_.Fetch();
   superstructure_output_fetcher_.Fetch();
-  EXPECT_EQ(superstructure_output_fetcher_->intake_roller_voltage, 0.0);
+  EXPECT_EQ(superstructure_output_fetcher_->intake_roller_voltage(), 0.0);
   VerifyNearGoal();
 }
 
@@ -723,10 +831,33 @@
   WaitUntilZeroed();
   // Turn on suction
   {
-    auto goal = superstructure_goal_sender_.MakeMessage();
-    goal->suction.grab_piece = true;
+    auto builder = superstructure_goal_sender_.MakeBuilder();
 
-    ASSERT_TRUE(goal.Send());
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        elevator_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.4);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        wrist_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.0);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        intake_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.1);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        stilts_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 0.1);
+
+    flatbuffers::Offset<SuctionGoal> suction_offset =
+        CreateSuctionGoal(*builder.fbb(), true);
+
+    Goal::Builder goal_builder = builder.MakeBuilder<Goal>();
+
+    goal_builder.add_elevator(elevator_offset);
+    goal_builder.add_wrist(wrist_offset);
+    goal_builder.add_intake(intake_offset);
+    goal_builder.add_stilts(stilts_offset);
+    goal_builder.add_suction(suction_offset);
+
+    ASSERT_TRUE(builder.Send(goal_builder.Finish()));
   }
 
   RunFor(Vacuum::kTimeAtHigherVoltage - chrono::milliseconds(10));
@@ -735,7 +866,7 @@
   superstructure_plant_.set_simulated_pressure(0.0);
   RunFor(chrono::seconds(2));
   superstructure_status_fetcher_.Fetch();
-  EXPECT_TRUE(superstructure_status_fetcher_->has_piece);
+  EXPECT_TRUE(superstructure_status_fetcher_->has_piece());
 }
 
 // Tests the Vacuum backs off after acquiring a gamepiece
@@ -744,23 +875,47 @@
   WaitUntilZeroed();
   // Turn on suction
   {
-    auto goal = superstructure_goal_sender_.MakeMessage();
-    goal->suction.grab_piece = true;
+    auto builder = superstructure_goal_sender_.MakeBuilder();
 
-    ASSERT_TRUE(goal.Send());
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        elevator_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.4);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        wrist_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.0);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        intake_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.1);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        stilts_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 0.1);
+
+    flatbuffers::Offset<SuctionGoal> suction_offset =
+        CreateSuctionGoal(*builder.fbb(), true);
+
+    Goal::Builder goal_builder = builder.MakeBuilder<Goal>();
+
+    goal_builder.add_elevator(elevator_offset);
+    goal_builder.add_wrist(wrist_offset);
+    goal_builder.add_intake(intake_offset);
+    goal_builder.add_stilts(stilts_offset);
+    goal_builder.add_suction(suction_offset);
+
+    ASSERT_TRUE(builder.Send(goal_builder.Finish()));
   }
 
   // Verify that at 0 pressure after short time voltage is still high
   superstructure_plant_.set_simulated_pressure(0.0);
   RunFor(Vacuum::kTimeAtHigherVoltage - chrono::milliseconds(10));
   superstructure_output_fetcher_.Fetch();
-  EXPECT_EQ(superstructure_output_fetcher_->pump_voltage, Vacuum::kPumpVoltage);
+  EXPECT_EQ(superstructure_output_fetcher_->pump_voltage(),
+            Vacuum::kPumpVoltage);
 
   // Verify that after waiting with a piece the pump voltage goes to the
   // has piece voltage
   RunFor(chrono::seconds(2));
   superstructure_output_fetcher_.Fetch();
-  EXPECT_EQ(superstructure_output_fetcher_->pump_voltage,
+  EXPECT_EQ(superstructure_output_fetcher_->pump_voltage(),
             Vacuum::kPumpHasPieceVoltage);
 }
 
@@ -770,30 +925,77 @@
   WaitUntilZeroed();
   // Turn on suction
   {
-    auto goal = superstructure_goal_sender_.MakeMessage();
-    goal->suction.grab_piece = true;
+    auto builder = superstructure_goal_sender_.MakeBuilder();
 
-    ASSERT_TRUE(goal.Send());
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        elevator_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.4);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        wrist_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.0);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        intake_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.1);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        stilts_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 0.1);
+
+    flatbuffers::Offset<SuctionGoal> suction_offset =
+        CreateSuctionGoal(*builder.fbb(), true);
+
+    Goal::Builder goal_builder = builder.MakeBuilder<Goal>();
+
+    goal_builder.add_elevator(elevator_offset);
+    goal_builder.add_wrist(wrist_offset);
+    goal_builder.add_intake(intake_offset);
+    goal_builder.add_stilts(stilts_offset);
+    goal_builder.add_suction(suction_offset);
+
+    ASSERT_TRUE(builder.Send(goal_builder.Finish()));
   }
 
   // Get a Gamepiece
   superstructure_plant_.set_simulated_pressure(0.0);
   RunFor(chrono::seconds(2));
   superstructure_status_fetcher_.Fetch();
-  EXPECT_TRUE(superstructure_status_fetcher_->has_piece);
+  EXPECT_TRUE(superstructure_status_fetcher_->has_piece());
 
   // Turn off suction
   {
-    auto goal = superstructure_goal_sender_.MakeMessage();
-    goal->suction.grab_piece = false;
-    ASSERT_TRUE(goal.Send());
+    auto builder = superstructure_goal_sender_.MakeBuilder();
+
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        elevator_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.4);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        wrist_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.0);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        intake_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 1.1);
+    flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+        stilts_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+            *builder.fbb(), 0.1);
+
+    flatbuffers::Offset<SuctionGoal> suction_offset =
+        CreateSuctionGoal(*builder.fbb(), false);
+
+    Goal::Builder goal_builder = builder.MakeBuilder<Goal>();
+
+    goal_builder.add_elevator(elevator_offset);
+    goal_builder.add_wrist(wrist_offset);
+    goal_builder.add_intake(intake_offset);
+    goal_builder.add_stilts(stilts_offset);
+    goal_builder.add_suction(suction_offset);
+
+    ASSERT_TRUE(builder.Send(goal_builder.Finish()));
   }
 
   superstructure_plant_.set_simulated_pressure(1.0);
   // Run for a short while and check that voltage dropped to 0
   RunFor(chrono::milliseconds(10));
   superstructure_output_fetcher_.Fetch();
-  EXPECT_EQ(superstructure_output_fetcher_->pump_voltage, 0.0);
+  EXPECT_EQ(superstructure_output_fetcher_->pump_voltage(), 0.0);
 }
 
 // Tests that running disabled, ya know, works
diff --git a/y2019/control_loops/superstructure/superstructure_main.cc b/y2019/control_loops/superstructure/superstructure_main.cc
index 27520c1..f831774 100644
--- a/y2019/control_loops/superstructure/superstructure_main.cc
+++ b/y2019/control_loops/superstructure/superstructure_main.cc
@@ -1,12 +1,15 @@
 #include "y2019/control_loops/superstructure/superstructure.h"
 
-#include "aos/events/shm-event-loop.h"
+#include "aos/events/shm_event_loop.h"
 #include "aos/init.h"
 
-int main() {
+int main(int /*argc*/, char * /*argv*/ []) {
   ::aos::InitNRT(true);
 
-  ::aos::ShmEventLoop event_loop;
+  aos::FlatbufferDetachedBuffer<aos::Configuration> config =
+      aos::configuration::ReadConfig("config.json");
+
+  ::aos::ShmEventLoop event_loop(&config.message());
   ::y2019::control_loops::superstructure::Superstructure superstructure(
       &event_loop);
 
diff --git a/y2019/control_loops/superstructure/superstructure_output.fbs b/y2019/control_loops/superstructure/superstructure_output.fbs
new file mode 100644
index 0000000..b679347
--- /dev/null
+++ b/y2019/control_loops/superstructure/superstructure_output.fbs
@@ -0,0 +1,30 @@
+namespace y2019.control_loops.superstructure;
+
+table Output {
+  // Voltage sent to motors moving elevator up/down. Positive is up.
+  elevator_voltage:double;
+
+  // Voltage sent to wrist motors on elevator to rotate.
+  // Positive rotates over the top towards the front of the robot.
+  wrist_voltage:double;
+
+  // Voltage sent to motors on intake joint. Positive extends rollers.
+  intake_joint_voltage:double;
+
+  // Voltage sent to rollers on intake. Positive rolls inward.
+  intake_roller_voltage:double;
+
+  // Voltage sent to motors to move stilts height. Positive moves robot
+  // upward.
+  stilts_voltage:double;
+
+  // True opens solenoid (applies suction)
+  // Top/bottom are when wrist is toward the front of the robot
+  intake_suction_top:bool;
+  intake_suction_bottom:bool;
+
+  // Voltage sent to the vacuum pump motors.
+  pump_voltage:double;
+}
+
+root_type Output;
diff --git a/y2019/control_loops/superstructure/superstructure_position.fbs b/y2019/control_loops/superstructure/superstructure_position.fbs
new file mode 100644
index 0000000..80a851e
--- /dev/null
+++ b/y2019/control_loops/superstructure/superstructure_position.fbs
@@ -0,0 +1,30 @@
+include "frc971/control_loops/control_loops.fbs";
+
+namespace y2019.control_loops.superstructure;
+
+table Position {
+  // Input from pressure sensor in bar
+  // 1 = 1 atm, 0 = full vacuum
+  suction_pressure:float;
+
+  // Position of the elevator, 0 at lowest position, positive when up.
+  elevator:frc971.PotAndAbsolutePosition;
+
+  // Position of wrist, 0 when up, positive is rotating toward the front,
+  // over the top.
+  wrist:frc971.PotAndAbsolutePosition;
+
+  // Position of the intake. 0 when rollers are retracted, positive extended.
+  intake_joint:frc971.AbsolutePosition;
+
+  // Position of the stilts, 0 when retracted (defualt), positive lifts robot.
+  stilts:frc971.PotAndAbsolutePosition;
+
+  // True if the platform detection sensors detect the platform directly
+  // below the robot right behind the left and right wheels.  Useful for
+  // determining when the robot is all the way on the platform.
+  platform_left_detect:bool;
+  platform_right_detect:bool;
+}
+
+root_type Position;
diff --git a/y2019/control_loops/superstructure/superstructure_status.fbs b/y2019/control_loops/superstructure/superstructure_status.fbs
new file mode 100644
index 0000000..9d3f44e
--- /dev/null
+++ b/y2019/control_loops/superstructure/superstructure_status.fbs
@@ -0,0 +1,23 @@
+include "frc971/control_loops/control_loops.fbs";
+include "frc971/control_loops/profiled_subsystem.fbs";
+
+namespace y2019.control_loops.superstructure;
+
+table Status {
+  // All subsystems know their location.
+  zeroed:bool;
+
+  // If true, we have aborted. This is the or of all subsystem estops.
+  estopped:bool;
+
+  // Whether suction_pressure indicates cargo is held
+  has_piece:bool;
+
+  // Status of each subsystem.
+  elevator:frc971.control_loops.PotAndAbsoluteEncoderProfiledJointStatus;
+  wrist:frc971.control_loops.PotAndAbsoluteEncoderProfiledJointStatus;
+  intake:frc971.control_loops.AbsoluteEncoderProfiledJointStatus;
+  stilts:frc971.control_loops.PotAndAbsoluteEncoderProfiledJointStatus;
+}
+
+root_type Status;
diff --git a/y2019/control_loops/superstructure/vacuum.cc b/y2019/control_loops/superstructure/vacuum.cc
index 956bb79..6d4696b 100644
--- a/y2019/control_loops/superstructure/vacuum.cc
+++ b/y2019/control_loops/superstructure/vacuum.cc
@@ -2,7 +2,10 @@
 
 #include <chrono>
 
-#include "y2019/control_loops/superstructure/superstructure.q.h"
+#include "frc971/control_loops/control_loops_generated.h"
+#include "frc971/control_loops/profiled_subsystem_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_goal_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_output_generated.h"
 
 namespace y2019 {
 namespace control_loops {
@@ -16,7 +19,7 @@
 constexpr aos::monotonic_clock::duration Vacuum::kReleaseTime;
 
 void Vacuum::Iterate(const SuctionGoal *unsafe_goal, float suction_pressure,
-                     SuperstructureQueue::Output *output, bool *has_piece,
+                     OutputT *output, bool *has_piece,
                      aos::EventLoop *event_loop) {
   auto monotonic_now = event_loop->monotonic_now();
   bool low_pump_voltage = false;
@@ -46,7 +49,7 @@
   low_pump_voltage = *has_piece && filtered_pressure_ < kVacuumOnThreshold;
 
   if (unsafe_goal && output) {
-    const bool release = !unsafe_goal->grab_piece;
+    const bool release = !unsafe_goal->grab_piece();
 
     if (release) {
       last_release_time_ = monotonic_now;
@@ -58,10 +61,10 @@
     output->pump_voltage =
         release ? 0 : (low_pump_voltage ? kPumpHasPieceVoltage : kPumpVoltage);
 
-    if (unsafe_goal->grab_piece && unsafe_goal->gamepiece_mode == 0) {
+    if (unsafe_goal->grab_piece() && unsafe_goal->gamepiece_mode() == 0) {
       output->intake_suction_top = false;
       output->intake_suction_bottom = true;
-    } else if (unsafe_goal->grab_piece && unsafe_goal->gamepiece_mode == 1) {
+    } else if (unsafe_goal->grab_piece() && unsafe_goal->gamepiece_mode() == 1) {
       output->intake_suction_top = true;
       output->intake_suction_bottom = true;
     } else {
diff --git a/y2019/control_loops/superstructure/vacuum.h b/y2019/control_loops/superstructure/vacuum.h
index e793530..c4671ab 100644
--- a/y2019/control_loops/superstructure/vacuum.h
+++ b/y2019/control_loops/superstructure/vacuum.h
@@ -1,8 +1,11 @@
 #ifndef Y2019_CONTROL_LOOPS_SUPERSTRUCTURE_VACUUM_H_
 #define Y2019_CONTROL_LOOPS_SUPERSTRUCTURE_VACUUM_H_
 
-#include "aos/events/event-loop.h"
-#include "y2019/control_loops/superstructure/superstructure.q.h"
+#include "aos/events/event_loop.h"
+#include "frc971/control_loops/control_loops_generated.h"
+#include "frc971/control_loops/profiled_subsystem_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_goal_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_output_generated.h"
 
 namespace y2019 {
 namespace control_loops {
@@ -12,8 +15,7 @@
  public:
   Vacuum() {}
   void Iterate(const SuctionGoal *unsafe_goal, float suction_pressure,
-               SuperstructureQueue::Output *output, bool *has_piece,
-               aos::EventLoop *event_loop);
+               OutputT *output, bool *has_piece, aos::EventLoop *event_loop);
 
   // Voltage to the vaccum pump when we are attempting to acquire a piece
   static constexpr double kPumpVoltage = 8.0;
diff --git a/y2019/jevois/BUILD b/y2019/jevois/BUILD
index 599bcba..0363ced 100644
--- a/y2019/jevois/BUILD
+++ b/y2019/jevois/BUILD
@@ -66,7 +66,7 @@
     deps = [
         "//aos/containers:sized_array",
         "//aos/time",
-        "//third_party/eigen",
+        "@org_tuxfamily_eigen//:eigen",
     ],
 )
 
@@ -79,7 +79,7 @@
     deps = [
         "//aos/containers:sized_array",
         "//aos/time:time_mcu",
-        "//third_party/eigen",
+        "@org_tuxfamily_eigen//:eigen",
     ],
 )
 
diff --git a/y2019/joystick_reader.cc b/y2019/joystick_reader.cc
index 9450b13..da43495 100644
--- a/y2019/joystick_reader.cc
+++ b/y2019/joystick_reader.cc
@@ -11,27 +11,30 @@
 #include "aos/input/drivetrain_input.h"
 #include "aos/input/joystick_input.h"
 #include "aos/logging/logging.h"
-#include "aos/logging/logging.h"
 #include "aos/network/team_number.h"
 #include "aos/util/log_interval.h"
 #include "aos/vision/events/udp.h"
 #include "external/com_google_protobuf/src/google/protobuf/stubs/stringprintf.h"
-#include "frc971/autonomous/auto.q.h"
 #include "frc971/autonomous/base_autonomous_actor.h"
-#include "frc971/control_loops/drivetrain/drivetrain.q.h"
-#include "frc971/control_loops/drivetrain/localizer.q.h"
+#include "frc971/control_loops/drivetrain/localizer_generated.h"
 
 #include "y2019/control_loops/drivetrain/drivetrain_base.h"
-#include "y2019/control_loops/drivetrain/target_selector.q.h"
-#include "y2019/control_loops/superstructure/superstructure.q.h"
-#include "y2019/status_light.q.h"
+#include "y2019/control_loops/drivetrain/target_selector_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_goal_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_position_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_status_generated.h"
+#include "y2019/status_light_generated.h"
 #include "y2019/vision.pb.h"
 
-using ::aos::input::driver_station::ButtonLocation;
-using ::aos::input::driver_station::ControlBit;
-using ::aos::input::driver_station::JoystickAxis;
-using ::aos::input::driver_station::POVLocation;
-using ::aos::events::ProtoTXUdpSocket;
+using aos::events::ProtoTXUdpSocket;
+using aos::input::driver_station::ButtonLocation;
+using aos::input::driver_station::ControlBit;
+using aos::input::driver_station::JoystickAxis;
+using aos::input::driver_station::POVLocation;
+using frc971::CreateProfileParameters;
+using frc971::control_loops::CreateStaticZeroingSingleDOFProfiledSubsystemGoal;
+using frc971::control_loops::StaticZeroingSingleDOFProfiledSubsystemGoal;
+using frc971::control_loops::drivetrain::LocalizerControl;
 
 namespace chrono = ::std::chrono;
 
@@ -39,6 +42,8 @@
 namespace input {
 namespace joysticks {
 
+namespace superstructure = y2019::control_loops::superstructure;
+
 using google::protobuf::StringPrintf;
 
 struct ElevatorWristPosition {
@@ -143,36 +148,31 @@
         target_selector_hint_sender_(
             event_loop->MakeSender<
                 ::y2019::control_loops::drivetrain::TargetSelectorHint>(
-                ".y2019.control_loops.drivetrain.target_selector_hint")),
+                "/drivetrain")),
         localizer_control_sender_(
-            event_loop->MakeSender<
-                ::frc971::control_loops::drivetrain::LocalizerControl>(
-                ".frc971.control_loops.drivetrain.localizer_control")),
+            event_loop->MakeSender<LocalizerControl>("/drivetrain")),
         camera_log_sender_(
-            event_loop->MakeSender<::y2019::CameraLog>(".y2019.camera_log")),
-        superstructure_goal_fetcher_(event_loop->MakeFetcher<
-                                     ::y2019::control_loops::superstructure::
-                                         SuperstructureQueue::Goal>(
-            ".y2019.control_loops.superstructure.superstructure_queue.goal")),
-        superstructure_goal_sender_(event_loop->MakeSender<
-                                    ::y2019::control_loops::superstructure::
-                                        SuperstructureQueue::Goal>(
-            ".y2019.control_loops.superstructure.superstructure_queue.goal")),
+            event_loop->MakeSender<::y2019::CameraLog>("/camera")),
+        superstructure_goal_fetcher_(
+            event_loop->MakeFetcher<superstructure::Goal>("/superstructure")),
+        superstructure_goal_sender_(
+            event_loop->MakeSender<superstructure::Goal>("/superstructure")),
         superstructure_position_fetcher_(
-            event_loop->MakeFetcher<::y2019::control_loops::superstructure::
-                                        SuperstructureQueue::Position>(
-                ".y2019.control_loops.superstructure.superstructure_queue."
-                "position")),
+            event_loop->MakeFetcher<superstructure::Position>(
+                "/superstructure")),
         superstructure_status_fetcher_(
-            event_loop->MakeFetcher<::y2019::control_loops::superstructure::
-                                        SuperstructureQueue::Status>(
-                ".y2019.control_loops.superstructure.superstructure_queue."
-                "status")) {
+            event_loop->MakeFetcher<superstructure::Status>(
+                "/superstructure")) {
     const uint16_t team = ::aos::network::GetTeamNumber();
     superstructure_goal_fetcher_.Fetch();
     if (superstructure_goal_fetcher_.get()) {
-      grab_piece_ = superstructure_goal_fetcher_->suction.grab_piece;
-      switch_ball_ = superstructure_goal_fetcher_->suction.gamepiece_mode == 0;
+      grab_piece_ = superstructure_goal_fetcher_->has_suction()
+                        ? superstructure_goal_fetcher_->suction()->grab_piece()
+                        : false;
+      switch_ball_ =
+          superstructure_goal_fetcher_->has_suction()
+              ? (superstructure_goal_fetcher_->suction()->gamepiece_mode() == 0)
+              : true;
     }
     video_tx_.reset(new ProtoTXUdpSocket<VisionControl>(
         StringPrintf("10.%d.%d.179", team / 100, team % 100), 5000));
@@ -195,106 +195,172 @@
       return;
     }
 
-    if (!superstructure_status_fetcher_->has_piece) {
+    CHECK(superstructure_status_fetcher_->has_stilts());
+
+    if (!superstructure_status_fetcher_->has_piece()) {
       last_not_has_piece_ = monotonic_now;
     }
 
-    auto new_superstructure_goal = superstructure_goal_sender_.MakeMessage();
+    auto main_superstructure_goal_builder =
+        superstructure_goal_sender_.MakeBuilder();
+
+    flatbuffers::Offset<superstructure::Goal> superstructure_goal_offset;
 
     {
-      auto target_hint = target_selector_hint_sender_.MakeMessage();
+      flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+          elevator_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+              *main_superstructure_goal_builder.fbb(), 0.0,
+              CreateProfileParameters(*main_superstructure_goal_builder.fbb(),
+                                      0.0, 0.0));
+
+      flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+          intake_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+              *main_superstructure_goal_builder.fbb(), -1.2);
+
+      flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+          wrist_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+              *main_superstructure_goal_builder.fbb(), 0.0,
+              CreateProfileParameters(*main_superstructure_goal_builder.fbb(),
+                                      0.0, 0.0));
+
+      flatbuffers::Offset<StaticZeroingSingleDOFProfiledSubsystemGoal>
+          stilts_offset = CreateStaticZeroingSingleDOFProfiledSubsystemGoal(
+              *main_superstructure_goal_builder.fbb(), 0.0,
+              CreateProfileParameters(*main_superstructure_goal_builder.fbb(),
+                                      0.0, 0.0));
+
+      superstructure::Goal::Builder superstructure_goal_builder =
+          main_superstructure_goal_builder.MakeBuilder<superstructure::Goal>();
+
+      superstructure_goal_builder.add_elevator(elevator_offset);
+      superstructure_goal_builder.add_intake(intake_offset);
+      superstructure_goal_builder.add_wrist(wrist_offset);
+      superstructure_goal_builder.add_stilts(stilts_offset);
+      superstructure_goal_builder.add_roller_voltage(0.0);
+
+      superstructure_goal_offset = superstructure_goal_builder.Finish();
+    }
+    superstructure::Goal *mutable_superstructure_goal =
+        GetMutableTemporaryPointer(*main_superstructure_goal_builder.fbb(),
+                                   superstructure_goal_offset);
+
+    {
+      auto builder = target_selector_hint_sender_.MakeBuilder();
+      control_loops::drivetrain::TargetSelectorHint::Builder
+          target_selector_hint_builder =
+              builder
+                  .MakeBuilder<control_loops::drivetrain::TargetSelectorHint>();
       if (data.IsPressed(kNearCargoHint)) {
-        target_hint->suggested_target = 1;
+        target_selector_hint_builder.add_suggested_target(
+            control_loops::drivetrain::SelectionHint_NEAR_SHIP);
       } else if (data.IsPressed(kMidCargoHint)) {
-        target_hint->suggested_target = 2;
+        target_selector_hint_builder.add_suggested_target(
+            control_loops::drivetrain::SelectionHint_MID_SHIP);
       } else if (data.IsPressed(kFarCargoHint)) {
-        target_hint->suggested_target = 3;
+        target_selector_hint_builder.add_suggested_target(
+            control_loops::drivetrain::SelectionHint_FAR_SHIP);
       } else {
         const double cargo_joy_y = data.GetAxis(kCargoSelectorY);
         const double cargo_joy_x = data.GetAxis(kCargoSelectorX);
         if (cargo_joy_y > 0.5) {
-          target_hint->suggested_target = 1;
+          target_selector_hint_builder.add_suggested_target(
+            control_loops::drivetrain::SelectionHint_NEAR_SHIP);
         } else if (cargo_joy_y < -0.5) {
-          target_hint->suggested_target = 3;
+          target_selector_hint_builder.add_suggested_target(
+              control_loops::drivetrain::SelectionHint_FAR_SHIP);
         } else if (::std::abs(cargo_joy_x) > 0.5) {
-          target_hint->suggested_target = 2;
+          target_selector_hint_builder.add_suggested_target(
+            control_loops::drivetrain::SelectionHint_MID_SHIP);
         } else {
-          target_hint->suggested_target = 0;
+          target_selector_hint_builder.add_suggested_target(
+            control_loops::drivetrain::SelectionHint_NONE);
         }
       }
-      if (!target_hint.Send()) {
+      if (!builder.Send(target_selector_hint_builder.Finish())) {
         AOS_LOG(ERROR, "Failed to send target selector hint.\n");
       }
     }
 
     if (data.PosEdge(kResetLocalizerLeft)) {
-      auto localizer_resetter = localizer_control_sender_.MakeMessage();
+      auto builder = localizer_control_sender_.MakeBuilder();
       // Start at the left feeder station.
-      localizer_resetter->x = 0.6;
-      localizer_resetter->y = 3.4;
-      localizer_resetter->keep_current_theta = true;
+      LocalizerControl::Builder localizer_control_builder =
+          builder.MakeBuilder<LocalizerControl>();
+      localizer_control_builder.add_x(0.6);
+      localizer_control_builder.add_y(3.4);
+      localizer_control_builder.add_keep_current_theta(true);
 
-      if (!localizer_resetter.Send()) {
+      if (!builder.Send(localizer_control_builder.Finish())) {
         AOS_LOG(ERROR, "Failed to reset localizer.\n");
       }
     }
 
     if (data.PosEdge(kResetLocalizerRight)) {
-      auto localizer_resetter = localizer_control_sender_.MakeMessage();
-      // Start at the left feeder station.
-      localizer_resetter->x = 0.6;
-      localizer_resetter->y = -3.4;
-      localizer_resetter->keep_current_theta = true;
+      auto builder = localizer_control_sender_.MakeBuilder();
+      // Start at the right feeder station.
+      LocalizerControl::Builder localizer_control_builder =
+          builder.MakeBuilder<LocalizerControl>();
+      localizer_control_builder.add_x(0.6);
+      localizer_control_builder.add_y(-3.4);
+      localizer_control_builder.add_keep_current_theta(true);
 
-      if (!localizer_resetter.Send()) {
+      if (!builder.Send(localizer_control_builder.Finish())) {
         AOS_LOG(ERROR, "Failed to reset localizer.\n");
       }
     }
 
     if (data.PosEdge(kResetLocalizerLeftForwards)) {
-      auto localizer_resetter = localizer_control_sender_.MakeMessage();
+      auto builder = localizer_control_sender_.MakeBuilder();
       // Start at the left feeder station.
-      localizer_resetter->x = 0.4;
-      localizer_resetter->y = 3.4;
-      localizer_resetter->theta = 0.0;
+      LocalizerControl::Builder localizer_control_builder =
+          builder.MakeBuilder<LocalizerControl>();
+      localizer_control_builder.add_x(0.4);
+      localizer_control_builder.add_y(3.4);
+      localizer_control_builder.add_theta(0.0);
 
-      if (!localizer_resetter.Send()) {
+      if (!builder.Send(localizer_control_builder.Finish())) {
         AOS_LOG(ERROR, "Failed to reset localizer.\n");
       }
     }
 
     if (data.PosEdge(kResetLocalizerLeftBackwards)) {
-      auto localizer_resetter = localizer_control_sender_.MakeMessage();
+      auto builder = localizer_control_sender_.MakeBuilder();
       // Start at the left feeder station.
-      localizer_resetter->x = 0.4;
-      localizer_resetter->y = 3.4;
-      localizer_resetter->theta = M_PI;
+      LocalizerControl::Builder localizer_control_builder =
+          builder.MakeBuilder<LocalizerControl>();
+      localizer_control_builder.add_x(0.4);
+      localizer_control_builder.add_y(3.4);
+      localizer_control_builder.add_theta(M_PI);
 
-      if (!localizer_resetter.Send()) {
+      if (!builder.Send(localizer_control_builder.Finish())) {
         AOS_LOG(ERROR, "Failed to reset localizer.\n");
       }
     }
 
     if (data.PosEdge(kResetLocalizerRightForwards)) {
-      auto localizer_resetter = localizer_control_sender_.MakeMessage();
+      auto builder = localizer_control_sender_.MakeBuilder();
       // Start at the right feeder station.
-      localizer_resetter->x = 0.4;
-      localizer_resetter->y = -3.4;
-      localizer_resetter->theta = 0.0;
+      LocalizerControl::Builder localizer_control_builder =
+          builder.MakeBuilder<LocalizerControl>();
+      localizer_control_builder.add_x(0.4);
+      localizer_control_builder.add_y(-3.4);
+      localizer_control_builder.add_theta(0.0);
 
-      if (!localizer_resetter.Send()) {
+      if (!builder.Send(localizer_control_builder.Finish())) {
         AOS_LOG(ERROR, "Failed to reset localizer.\n");
       }
     }
 
     if (data.PosEdge(kResetLocalizerRightBackwards)) {
-      auto localizer_resetter = localizer_control_sender_.MakeMessage();
+      auto builder = localizer_control_sender_.MakeBuilder();
       // Start at the right feeder station.
-      localizer_resetter->x = 0.4;
-      localizer_resetter->y = -3.4;
-      localizer_resetter->theta = M_PI;
+      LocalizerControl::Builder localizer_control_builder =
+          builder.MakeBuilder<LocalizerControl>();
+      localizer_control_builder.add_x(0.4);
+      localizer_control_builder.add_y(-3.4);
+      localizer_control_builder.add_theta(M_PI);
 
-      if (!localizer_resetter.Send()) {
+      if (!builder.Send(localizer_control_builder.Finish())) {
         AOS_LOG(ERROR, "Failed to reset localizer.\n");
       }
     }
@@ -302,7 +368,7 @@
     if (data.PosEdge(kRelease) &&
         monotonic_now >
             last_release_button_press_ + ::std::chrono::milliseconds(500)) {
-      if (superstructure_status_fetcher_->has_piece) {
+      if (superstructure_status_fetcher_->has_piece()) {
         release_mode_ = ReleaseButtonMode::kRelease;
       } else {
         release_mode_ = ReleaseButtonMode::kBallIntake;
@@ -313,7 +379,8 @@
       last_release_button_press_ = monotonic_now;
     }
 
-    AOS_LOG(INFO, "has_piece: %d\n", superstructure_status_fetcher_->has_piece);
+    AOS_LOG(INFO, "has_piece: %d\n",
+            superstructure_status_fetcher_->has_piece());
     if (data.IsPressed(kSuctionBall)) {
       grab_piece_ = true;
     } else if (data.IsPressed(kSuctionHatch)) {
@@ -321,7 +388,7 @@
     } else if ((release_mode_ == ReleaseButtonMode::kRelease &&
                 data.IsPressed(kRelease)) ||
                data.IsPressed(kReleaseButtonBoard) ||
-               !superstructure_status_fetcher_->has_piece) {
+               !superstructure_status_fetcher_->has_piece()) {
       grab_piece_ = false;
       AOS_LOG(INFO, "releasing due to other thing\n");
     }
@@ -329,8 +396,8 @@
     if (data.IsPressed(kRocketBackwardUnpressed)) {
       elevator_wrist_pos_ = kStowPos;
     }
-    new_superstructure_goal->intake.unsafe_goal = -1.2;
-    new_superstructure_goal->roller_voltage = 0.0;
+    mutable_superstructure_goal->mutable_intake()->mutate_unsafe_goal(-1.2);
+    mutable_superstructure_goal->mutate_roller_voltage(0.0);
 
     const bool kDoBallIntake =
         (!climbed_ && release_mode_ == ReleaseButtonMode::kBallIntake &&
@@ -345,8 +412,10 @@
     }
 
     if (switch_ball_) {
-      if (superstructure_status_fetcher_->has_piece) {
-        new_superstructure_goal->wrist.profile_params.max_acceleration = 20;
+      if (superstructure_status_fetcher_->has_piece()) {
+        mutable_superstructure_goal->mutable_wrist()
+            ->mutable_profile_params()
+            ->mutate_max_acceleration(20);
       }
 
       // Go to intake position and apply vacuum
@@ -411,18 +480,18 @@
       if (kDoBallOutake ||
           (kDoBallIntake &&
            monotonic_now < last_not_has_piece_ + chrono::milliseconds(200))) {
-        new_superstructure_goal->intake.unsafe_goal = 0.83;
+        mutable_superstructure_goal->mutable_intake()->mutate_unsafe_goal(0.83);
       }
 
-      if (kDoBallIntake && !superstructure_status_fetcher_->has_piece) {
+      if (kDoBallIntake && !superstructure_status_fetcher_->has_piece()) {
         elevator_wrist_pos_ = kBallIntakePos;
-        new_superstructure_goal->roller_voltage = 9.0;
+        mutable_superstructure_goal->mutate_roller_voltage(9.0);
         grab_piece_ = true;
       } else {
         if (kDoBallOutake) {
-          new_superstructure_goal->roller_voltage = -6.0;
+          mutable_superstructure_goal->mutate_roller_voltage(-6.0);
         } else {
-          new_superstructure_goal->roller_voltage = 0.0;
+          mutable_superstructure_goal->mutate_roller_voltage(0.0);
         }
       }
     }
@@ -430,47 +499,70 @@
     constexpr double kDeployStiltPosition = 0.5;
 
     if (data.IsPressed(kFallOver)) {
-      new_superstructure_goal->stilts.unsafe_goal = 0.71;
-      new_superstructure_goal->stilts.profile_params.max_velocity = 0.65;
-      new_superstructure_goal->stilts.profile_params.max_acceleration = 1.25;
+      mutable_superstructure_goal->mutable_stilts()->mutate_unsafe_goal(0.71);
+      mutable_superstructure_goal->mutable_stilts()
+          ->mutable_profile_params()
+          ->mutate_max_velocity(0.65);
+      mutable_superstructure_goal->mutable_stilts()
+          ->mutable_profile_params()
+          ->mutate_max_acceleration(1.25);
     } else if (data.IsPressed(kHalfStilt)) {
       was_above_ = false;
-      new_superstructure_goal->stilts.unsafe_goal = 0.345;
-      new_superstructure_goal->stilts.profile_params.max_velocity = 0.65;
+      mutable_superstructure_goal->mutable_stilts()->mutate_unsafe_goal ( 0.345);
+      mutable_superstructure_goal->mutable_stilts()->mutable_profile_params()->mutate_max_velocity ( 0.65);
     } else if (data.IsPressed(kDeployStilt) || was_above_) {
-      new_superstructure_goal->stilts.unsafe_goal = kDeployStiltPosition;
-      new_superstructure_goal->stilts.profile_params.max_velocity = 0.65;
-      new_superstructure_goal->stilts.profile_params.max_acceleration = 2.0;
+      mutable_superstructure_goal->mutable_stilts()->mutate_unsafe_goal(
+          kDeployStiltPosition);
+      mutable_superstructure_goal->mutable_stilts()
+          ->mutable_profile_params()
+          ->mutate_max_velocity(0.65);
+      mutable_superstructure_goal->mutable_stilts()
+          ->mutable_profile_params()
+          ->mutate_max_acceleration(2.0);
     } else {
-      new_superstructure_goal->stilts.unsafe_goal = 0.005;
-      new_superstructure_goal->stilts.profile_params.max_velocity = 0.65;
-      new_superstructure_goal->stilts.profile_params.max_acceleration = 2.0;
+      mutable_superstructure_goal->mutable_stilts()->mutate_unsafe_goal(0.005);
+      mutable_superstructure_goal->mutable_stilts()
+          ->mutable_profile_params()
+          ->mutate_max_velocity(0.65);
+      mutable_superstructure_goal->mutable_stilts()
+          ->mutable_profile_params()
+          ->mutate_max_acceleration(2.0);
     }
 
-    if (superstructure_status_fetcher_->stilts.position > 0.1) {
+    if (superstructure_status_fetcher_->stilts()->position() > 0.1) {
       elevator_wrist_pos_ = kClimbPos;
       climbed_ = true;
-      new_superstructure_goal->wrist.profile_params.max_acceleration = 10;
-      new_superstructure_goal->elevator.profile_params.max_acceleration = 6;
+      mutable_superstructure_goal->mutable_wrist()
+          ->mutable_profile_params()
+          ->mutate_max_acceleration(10);
+      mutable_superstructure_goal->mutable_elevator()
+          ->mutable_profile_params()
+          ->mutate_max_acceleration(6);
     }
 
     // If we've been asked to go above deploy and made it up that high, latch
     // was_above.
-    if (new_superstructure_goal->stilts.unsafe_goal > kDeployStiltPosition &&
-        superstructure_status_fetcher_->stilts.position >=
+    if (mutable_superstructure_goal->stilts()->unsafe_goal() >
+            kDeployStiltPosition &&
+        superstructure_status_fetcher_->stilts()->position() >=
             kDeployStiltPosition) {
       was_above_ = true;
-    } else if ((superstructure_position_fetcher_->platform_left_detect &&
-                superstructure_position_fetcher_->platform_right_detect) &&
+    } else if ((superstructure_position_fetcher_->platform_left_detect() &&
+                superstructure_position_fetcher_->platform_right_detect()) &&
                !data.IsPressed(kDeployStilt) && !data.IsPressed(kFallOver)) {
       was_above_ = false;
     }
 
-    if (superstructure_status_fetcher_->stilts.position >
+    if (superstructure_status_fetcher_->stilts()->position() >
             kDeployStiltPosition &&
-        new_superstructure_goal->stilts.unsafe_goal == kDeployStiltPosition) {
-      new_superstructure_goal->stilts.profile_params.max_velocity = 0.30;
-      new_superstructure_goal->stilts.profile_params.max_acceleration = 0.75;
+        mutable_superstructure_goal->stilts()->unsafe_goal() ==
+            kDeployStiltPosition) {
+      mutable_superstructure_goal->mutable_stilts()
+          ->mutable_profile_params()
+          ->mutate_max_velocity(0.30);
+      mutable_superstructure_goal->mutable_stilts()
+          ->mutable_profile_params()
+          ->mutate_max_acceleration(0.75);
     }
 
     if ((release_mode_ == ReleaseButtonMode::kRelease &&
@@ -481,21 +573,22 @@
     }
 
     if (switch_ball_) {
-      new_superstructure_goal->suction.gamepiece_mode = 0;
+      mutable_superstructure_goal->mutable_suction()->mutate_gamepiece_mode(0);
     } else {
-      new_superstructure_goal->suction.gamepiece_mode = 1;
+      mutable_superstructure_goal->mutable_suction()->mutate_gamepiece_mode(1);
     }
 
     vision_control_.set_flip_image(elevator_wrist_pos_.wrist < 0);
 
-    new_superstructure_goal->suction.grab_piece = grab_piece_;
+    mutable_superstructure_goal->mutable_suction()->mutate_grab_piece(
+        grab_piece_);
 
-    new_superstructure_goal->elevator.unsafe_goal =
-        elevator_wrist_pos_.elevator;
-    new_superstructure_goal->wrist.unsafe_goal = elevator_wrist_pos_.wrist;
+    mutable_superstructure_goal->mutable_elevator()->mutate_unsafe_goal(
+        elevator_wrist_pos_.elevator);
+    mutable_superstructure_goal->mutable_wrist()->mutate_unsafe_goal(
+        elevator_wrist_pos_.wrist);
 
-    AOS_LOG_STRUCT(DEBUG, "sending goal", *new_superstructure_goal);
-    if (!new_superstructure_goal.Send()) {
+    if (!main_superstructure_goal_builder.Send(superstructure_goal_offset)) {
       AOS_LOG(ERROR, "Sending superstructure goal failed.\n");
     }
 
@@ -506,10 +599,8 @@
     }
 
     {
-      auto camera_log_message = camera_log_sender_.MakeMessage();
-      camera_log_message->log = data.IsPressed(kCameraLog);
-      AOS_LOG_STRUCT(DEBUG, "camera_log", *camera_log_message);
-      camera_log_message.Send();
+      auto builder = camera_log_sender_.MakeBuilder();
+      builder.Send(CreateCameraLog(*builder.fbb(), data.IsPressed(kCameraLog)));
     }
   }
 
@@ -517,26 +608,16 @@
   ::aos::Sender<::y2019::control_loops::drivetrain::TargetSelectorHint>
       target_selector_hint_sender_;
 
-  ::aos::Sender<::frc971::control_loops::drivetrain::LocalizerControl>
-      localizer_control_sender_;
+  ::aos::Sender<LocalizerControl> localizer_control_sender_;
 
   ::aos::Sender<::y2019::CameraLog> camera_log_sender_;
 
-  ::aos::Fetcher<
-      ::y2019::control_loops::superstructure::SuperstructureQueue::Goal>
-      superstructure_goal_fetcher_;
+  ::aos::Fetcher<superstructure::Goal> superstructure_goal_fetcher_;
 
-  ::aos::Sender<
-      ::y2019::control_loops::superstructure::SuperstructureQueue::Goal>
-      superstructure_goal_sender_;
+  ::aos::Sender<superstructure::Goal> superstructure_goal_sender_;
 
-  ::aos::Fetcher<
-      ::y2019::control_loops::superstructure::SuperstructureQueue::Position>
-      superstructure_position_fetcher_;
-  ::aos::Fetcher<
-      ::y2019::control_loops::superstructure::SuperstructureQueue::Status>
-      superstructure_status_fetcher_;
-
+  ::aos::Fetcher<superstructure::Position> superstructure_position_fetcher_;
+  ::aos::Fetcher<superstructure::Status> superstructure_status_fetcher_;
 
   // Bool to track if we've been above the deploy position.  Once this bool is
   // set, don't let the stilts retract until we see the platform.
@@ -576,7 +657,10 @@
 int main() {
   ::aos::InitNRT(true);
 
-  ::aos::ShmEventLoop event_loop;
+  aos::FlatbufferDetachedBuffer<aos::Configuration> config =
+      aos::configuration::ReadConfig("config.json");
+
+  ::aos::ShmEventLoop event_loop(&config.message());
   ::y2019::input::joysticks::Reader reader(&event_loop);
 
   event_loop.Run();
diff --git a/y2019/status_light.fbs b/y2019/status_light.fbs
new file mode 100644
index 0000000..633b030
--- /dev/null
+++ b/y2019/status_light.fbs
@@ -0,0 +1,15 @@
+namespace y2019;
+
+table StatusLight {
+  // How bright to make each one. 0 is off, 1 is full on.
+  red:float;
+  green:float;
+  blue:float;
+}
+
+table CameraLog {
+  log:bool;
+}
+
+root_type CameraLog;
+root_type StatusLight;
diff --git a/y2019/status_light.q b/y2019/status_light.q
deleted file mode 100644
index 66e8ad7..0000000
--- a/y2019/status_light.q
+++ /dev/null
@@ -1,14 +0,0 @@
-package y2019;
-
-// Published on ".y2019.status_light"
-message StatusLight {
-  // How bright to make each one. 0 is off, 1 is full on.
-  float red;
-  float green;
-  float blue;
-};
-
-// Published on ".y2019.camera_log"
-message CameraLog {
-  bool log;
-};
diff --git a/y2019/vision/BUILD b/y2019/vision/BUILD
index c7f0009..22b973a 100644
--- a/y2019/vision/BUILD
+++ b/y2019/vision/BUILD
@@ -1,4 +1,3 @@
-load("//aos/build:queues.bzl", "queue_library")
 load("//tools/build_rules:gtk_dependent.bzl", "gtk_dependent_cc_binary", "gtk_dependent_cc_library")
 load("@com_google_protobuf//:protobuf.bzl", "cc_proto_library")
 load("//tools:environments.bzl", "mcu_cpus")
diff --git a/y2019/vision/global_calibration.cc b/y2019/vision/global_calibration.cc
index 304f4cb..ac559b0 100644
--- a/y2019/vision/global_calibration.cc
+++ b/y2019/vision/global_calibration.cc
@@ -11,9 +11,6 @@
 #include "aos/vision/image/reader.h"
 #include "y2019/vision/target_finder.h"
 
-#undef CHECK_NOTNULL
-#undef CHECK_OP
-#undef PCHECK
 // CERES Clashes with logging symbols...
 #include "ceres/ceres.h"
 
diff --git a/y2019/vision/server/BUILD b/y2019/vision/server/BUILD
index 3600194..a7126e4 100644
--- a/y2019/vision/server/BUILD
+++ b/y2019/vision/server/BUILD
@@ -1,6 +1,6 @@
 load("//aos/seasocks:gen_embedded.bzl", "gen_embedded")
 load("@com_google_protobuf//:protobuf.bzl", "cc_proto_library")
-load("//aos/downloader:downloader.bzl", "aos_downloader_dir")
+load("//frc971/downloader:downloader.bzl", "aos_downloader_dir")
 load("@build_bazel_rules_typescript//:defs.bzl", "ts_library")
 load("@build_bazel_rules_nodejs//:defs.bzl", "rollup_bundle")
 
@@ -49,15 +49,15 @@
         ":server_data_proto",
         "//aos:init",
         "//aos/containers:ring_buffer",
-        "//aos/events:shm-event-loop",
+        "//aos/events:shm_event_loop",
         "//aos/logging",
         "//aos/seasocks:seasocks_logger",
         "//aos/time",
         "//frc971/control_loops:pose",
-        "//frc971/control_loops/drivetrain:drivetrain_queue",
+        "//frc971/control_loops/drivetrain:drivetrain_status_fbs",
         "//third_party/seasocks",
         "//y2019:constants",
-        "//y2019/control_loops/drivetrain:camera_queue",
-        "//y2019/control_loops/superstructure:superstructure_queue",
+        "//y2019/control_loops/drivetrain:camera_fbs",
+        "//y2019/control_loops/superstructure:superstructure_status_fbs",
     ],
 )
diff --git a/y2019/vision/server/server.cc b/y2019/vision/server/server.cc
index e66a70b..91dc61a 100644
--- a/y2019/vision/server/server.cc
+++ b/y2019/vision/server/server.cc
@@ -8,11 +8,12 @@
 #include <sstream>
 
 #include "aos/containers/ring_buffer.h"
+#include "aos/events/shm_event_loop.h"
 #include "aos/init.h"
 #include "aos/logging/logging.h"
 #include "aos/seasocks/seasocks_logger.h"
 #include "aos/time/time.h"
-#include "frc971/control_loops/drivetrain/drivetrain.q.h"
+#include "frc971/control_loops/drivetrain/drivetrain_status_generated.h"
 #include "frc971/control_loops/pose.h"
 #include "google/protobuf/util/json_util.h"
 #include "internal/Embedded.h"
@@ -20,8 +21,8 @@
 #include "seasocks/StringUtil.h"
 #include "seasocks/WebSocket.h"
 #include "y2019/constants.h"
-#include "y2019/control_loops/drivetrain/camera.q.h"
-#include "y2019/control_loops/superstructure/superstructure.q.h"
+#include "y2019/control_loops/drivetrain/camera_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_status_generated.h"
 #include "y2019/vision/server/server_data.pb.h"
 
 namespace y2019 {
@@ -133,19 +134,21 @@
 }
 
 void DataThread(seasocks::Server *server, WebsocketHandler *websocket_handler) {
-  ::aos::ShmEventLoop event_loop;
+  aos::FlatbufferDetachedBuffer<aos::Configuration> config =
+      aos::configuration::ReadConfig("config.json");
 
-  ::aos::Fetcher<::frc971::control_loops::DrivetrainQueue::Status>
+  ::aos::ShmEventLoop event_loop(&config.message());
+
+  ::aos::Fetcher<::frc971::control_loops::drivetrain::Status>
       drivetrain_status_fetcher =
-          event_loop
-              .MakeFetcher<::frc971::control_loops::DrivetrainQueue::Status>(
-                  ".frc971.control_loops.drivetrain_queue.status");
+          event_loop.MakeFetcher<::frc971::control_loops::drivetrain::Status>(
+              "/drivetrain");
 
-  ::aos::Fetcher<
-      ::y2019::control_loops::superstructure::SuperstructureQueue::Status>
-      superstructure_status_fetcher = event_loop.MakeFetcher<
-          ::y2019::control_loops::superstructure::SuperstructureQueue::Status>(
-          ".y2019.control_loops.superstructure.superstructure_queue.status");
+  ::aos::Fetcher<::y2019::control_loops::superstructure::Status>
+      superstructure_status_fetcher =
+          event_loop
+              .MakeFetcher<::y2019::control_loops::superstructure::Status>(
+                  "/superstructure");
 
   ::std::array<LocalCameraFrame, 5> latest_frames;
   ::std::array<aos::monotonic_clock::time_point, 5> last_target_time;
@@ -155,7 +158,7 @@
   ::aos::RingBuffer<DrivetrainPosition, 200> drivetrain_log;
 
   event_loop.MakeWatcher(
-      ".y2019.control_loops.drivetrain.camera_frames",
+      "/drivetrain",
       [websocket_handler, server, &latest_frames, &last_target_time,
        &drivetrain_status_fetcher, &superstructure_status_fetcher,
        &last_send_time, &drivetrain_log,
@@ -163,9 +166,9 @@
                         &camera_frames) {
         while (drivetrain_status_fetcher.FetchNext()) {
           DrivetrainPosition drivetrain_position{
-              drivetrain_status_fetcher->sent_time,
-              drivetrain_status_fetcher->x, drivetrain_status_fetcher->y,
-              drivetrain_status_fetcher->theta};
+              drivetrain_status_fetcher.context().monotonic_sent_time,
+              drivetrain_status_fetcher->x(), drivetrain_status_fetcher->y(),
+              drivetrain_status_fetcher->theta()};
 
           drivetrain_log.Push(drivetrain_position);
         }
@@ -181,25 +184,26 @@
           const auto &new_frame = camera_frames;
           // TODO(james): Maybe we only want to fill out a new frame if it has
           // targets or the saved target is > 0.1 sec old? Not sure, but for now
-          if (new_frame.camera < latest_frames.size()) {
-            latest_frames[new_frame.camera].capture_time =
+          if (new_frame.camera() < latest_frames.size()) {
+            latest_frames[new_frame.camera()].capture_time =
                 aos::monotonic_clock::time_point(
-                    chrono::nanoseconds(new_frame.timestamp));
-            latest_frames[new_frame.camera].targets.clear();
-            if (new_frame.num_targets > 0) {
-              last_target_time[new_frame.camera] =
-                  latest_frames[new_frame.camera].capture_time;
+                    chrono::nanoseconds(new_frame.timestamp()));
+            latest_frames[new_frame.camera()].targets.clear();
+            if (new_frame.has_targets() && new_frame.targets()->size() > 0) {
+              last_target_time[new_frame.camera()] =
+                  latest_frames[new_frame.camera()].capture_time;
             }
-            for (int target = 0; target < new_frame.num_targets; ++target) {
-              latest_frames[new_frame.camera].targets.emplace_back();
-              const float heading = new_frame.targets[target].heading;
-              const float distance = new_frame.targets[target].distance;
-              latest_frames[new_frame.camera].targets.back().x =
+            for (const control_loops::drivetrain::CameraTarget *target :
+                 *new_frame.targets()) {
+              latest_frames[new_frame.camera()].targets.emplace_back();
+              const float heading = target->heading();
+              const float distance = target->distance();
+              latest_frames[new_frame.camera()].targets.back().x =
                   ::std::cos(heading) * distance;
-              latest_frames[new_frame.camera].targets.back().y =
+              latest_frames[new_frame.camera()].targets.back().y =
                   ::std::sin(heading) * distance;
-              latest_frames[new_frame.camera].targets.back().theta =
-                  new_frame.targets[target].skew;
+              latest_frames[new_frame.camera()].targets.back().theta =
+                  target->skew();
             }
           }
         }
@@ -235,32 +239,33 @@
 
         if (now > last_send_time + chrono::milliseconds(100)) {
           last_send_time = now;
-          debug_data.mutable_robot_pose()->set_x(drivetrain_status_fetcher->x);
-          debug_data.mutable_robot_pose()->set_y(drivetrain_status_fetcher->y);
+          debug_data.mutable_robot_pose()->set_x(drivetrain_status_fetcher->x());
+          debug_data.mutable_robot_pose()->set_y(drivetrain_status_fetcher->y());
           debug_data.mutable_robot_pose()->set_theta(
-              drivetrain_status_fetcher->theta);
+              drivetrain_status_fetcher->theta());
           {
             LineFollowDebug *line_debug =
                 debug_data.mutable_line_follow_debug();
             line_debug->set_frozen(
-                drivetrain_status_fetcher->line_follow_logging.frozen);
+                drivetrain_status_fetcher->line_follow_logging()->frozen());
             line_debug->set_have_target(
-                drivetrain_status_fetcher->line_follow_logging.have_target);
+                drivetrain_status_fetcher->line_follow_logging()->have_target());
             line_debug->mutable_goal_target()->set_x(
-                drivetrain_status_fetcher->line_follow_logging.x);
+                drivetrain_status_fetcher->line_follow_logging()->x());
             line_debug->mutable_goal_target()->set_y(
-                drivetrain_status_fetcher->line_follow_logging.y);
+                drivetrain_status_fetcher->line_follow_logging()->y());
             line_debug->mutable_goal_target()->set_theta(
-                drivetrain_status_fetcher->line_follow_logging.theta);
+                drivetrain_status_fetcher->line_follow_logging()->theta());
           }
 
           Sensors *sensors = debug_data.mutable_sensors();
-          sensors->set_wrist(superstructure_status_fetcher->wrist.position);
+          sensors->set_wrist(
+              superstructure_status_fetcher->wrist()->position());
           sensors->set_elevator(
-              superstructure_status_fetcher->elevator.position);
-          sensors->set_intake(superstructure_status_fetcher->intake.position);
-          sensors->set_stilts(superstructure_status_fetcher->stilts.position);
-          sensors->set_has_piece(superstructure_status_fetcher->has_piece);
+              superstructure_status_fetcher->elevator()->position());
+          sensors->set_intake(superstructure_status_fetcher->intake()->position());
+          sensors->set_stilts(superstructure_status_fetcher->stilts()->position());
+          sensors->set_has_piece(superstructure_status_fetcher->has_piece());
 
           ::std::string json;
           google::protobuf::util::MessageToJsonString(debug_data, &json);
diff --git a/y2019/wpilib_interface.cc b/y2019/wpilib_interface.cc
index 4f09da1..227d3ca 100644
--- a/y2019/wpilib_interface.cc
+++ b/y2019/wpilib_interface.cc
@@ -20,20 +20,20 @@
 #undef ERROR
 
 #include "aos/commonmath.h"
-#include "aos/events/event-loop.h"
-#include "aos/events/shm-event-loop.h"
+#include "aos/events/event_loop.h"
+#include "aos/events/shm_event_loop.h"
 #include "aos/init.h"
 #include "aos/logging/logging.h"
-#include "aos/logging/queue_logging.h"
 #include "aos/make_unique.h"
-#include "aos/robot_state/robot_state.q.h"
+#include "aos/realtime.h"
+#include "aos/robot_state/robot_state_generated.h"
 #include "aos/time/time.h"
 #include "aos/util/log_interval.h"
 #include "aos/util/phased_loop.h"
 #include "aos/util/wrapping_counter.h"
 #include "ctre/phoenix/motorcontrol/can/TalonSRX.h"
-#include "frc971/autonomous/auto.q.h"
-#include "frc971/control_loops/drivetrain/drivetrain.q.h"
+#include "frc971/autonomous/auto_generated.h"
+#include "frc971/control_loops/drivetrain/drivetrain_position_generated.h"
 #include "frc971/wpilib/ADIS16448.h"
 #include "frc971/wpilib/buffered_pcm.h"
 #include "frc971/wpilib/buffered_solenoid.h"
@@ -41,24 +41,25 @@
 #include "frc971/wpilib/drivetrain_writer.h"
 #include "frc971/wpilib/encoder_and_potentiometer.h"
 #include "frc971/wpilib/joystick_sender.h"
-#include "frc971/wpilib/logging.q.h"
+#include "frc971/wpilib/logging_generated.h"
 #include "frc971/wpilib/loop_output_handler.h"
 #include "frc971/wpilib/pdp_fetcher.h"
 #include "frc971/wpilib/sensor_reader.h"
 #include "frc971/wpilib/wpilib_robot_base.h"
 #include "y2019/constants.h"
-#include "y2019/control_loops/drivetrain/camera.q.h"
-#include "y2019/control_loops/superstructure/superstructure.q.h"
+#include "y2019/control_loops/drivetrain/camera_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_output_generated.h"
+#include "y2019/control_loops/superstructure/superstructure_position_generated.h"
 #include "y2019/jevois/spi.h"
-#include "y2019/status_light.q.h"
+#include "y2019/status_light_generated.h"
 
 #ifndef M_PI
 #define M_PI 3.14159265358979323846
 #endif
 
-using ::y2019::control_loops::superstructure::SuperstructureQueue;
 using ::y2019::constants::Values;
 using ::aos::monotonic_clock;
+namespace superstructure = ::y2019::control_loops::superstructure;
 namespace chrono = ::std::chrono;
 using aos::make_unique;
 
@@ -133,15 +134,14 @@
       : ::frc971::wpilib::SensorReader(event_loop),
         auto_mode_sender_(
             event_loop->MakeSender<::frc971::autonomous::AutonomousMode>(
-                ".frc971.autonomous.auto_mode")),
+                "/aos")),
         superstructure_position_sender_(
-            event_loop->MakeSender<SuperstructureQueue::Position>(
-                ".y2019.control_loops.superstructure.superstructure_queue."
-                "position")),
+            event_loop->MakeSender<superstructure::Position>(
+                "/superstructure")),
         drivetrain_position_sender_(
-            event_loop->MakeSender<
-                ::frc971::control_loops::DrivetrainQueue::Position>(
-                ".frc971.control_loops.drivetrain_queue.position")) {
+            event_loop
+                ->MakeSender<::frc971::control_loops::drivetrain::Position>(
+                    "/drivetrain")) {
     // Set to filter out anything shorter than 1/4 of the minimum pulse width
     // we should ever see.
     UpdateFastEncoderFilterHz(kMaxFastEncoderPulsesPerSecond);
@@ -233,79 +233,106 @@
 
   void RunIteration() override {
     {
-      auto drivetrain_message = drivetrain_position_sender_.MakeMessage();
-      drivetrain_message->left_encoder =
-          drivetrain_translate(drivetrain_left_encoder_->GetRaw());
-      drivetrain_message->left_speed =
-          drivetrain_velocity_translate(drivetrain_left_encoder_->GetPeriod());
+      auto builder = drivetrain_position_sender_.MakeBuilder();
+      frc971::control_loops::drivetrain::Position::Builder drivetrain_builder =
+          builder.MakeBuilder<frc971::control_loops::drivetrain::Position>();
+      drivetrain_builder.add_left_encoder(
+          drivetrain_translate(drivetrain_left_encoder_->GetRaw()));
+      drivetrain_builder.add_left_speed(
+          drivetrain_velocity_translate(drivetrain_left_encoder_->GetPeriod()));
 
-      drivetrain_message->right_encoder =
-          -drivetrain_translate(drivetrain_right_encoder_->GetRaw());
-      drivetrain_message->right_speed = -drivetrain_velocity_translate(
-          drivetrain_right_encoder_->GetPeriod());
+      drivetrain_builder.add_right_encoder(
+          -drivetrain_translate(drivetrain_right_encoder_->GetRaw()));
+      drivetrain_builder.add_right_speed(-drivetrain_velocity_translate(
+          drivetrain_right_encoder_->GetPeriod()));
 
-      drivetrain_message.Send();
+      builder.Send(drivetrain_builder.Finish());
     }
     const auto values = constants::GetValues();
 
     {
-      auto superstructure_message =
-          superstructure_position_sender_.MakeMessage();
+      auto builder = superstructure_position_sender_.MakeBuilder();
 
       // Elevator
-      CopyPosition(elevator_encoder_, &superstructure_message->elevator,
+      frc971::PotAndAbsolutePositionT elevator;
+      CopyPosition(elevator_encoder_, &elevator,
                    Values::kElevatorEncoderCountsPerRevolution(),
                    Values::kElevatorEncoderRatio(), elevator_pot_translate,
                    false, values.elevator.potentiometer_offset);
+      flatbuffers::Offset<frc971::PotAndAbsolutePosition> elevator_offset =
+          frc971::PotAndAbsolutePosition::Pack(*builder.fbb(), &elevator);
+
       // Intake
-      CopyPosition(intake_encoder_, &superstructure_message->intake_joint,
+      frc971::AbsolutePositionT intake_joint;
+      CopyPosition(intake_encoder_, &intake_joint,
                    Values::kIntakeEncoderCountsPerRevolution(),
                    Values::kIntakeEncoderRatio(), false);
+      flatbuffers::Offset<frc971::AbsolutePosition> intake_joint_offset =
+          frc971::AbsolutePosition::Pack(*builder.fbb(), &intake_joint);
 
       // Wrist
-      CopyPosition(wrist_encoder_, &superstructure_message->wrist,
+      frc971::PotAndAbsolutePositionT wrist;
+      CopyPosition(wrist_encoder_, &wrist,
                    Values::kWristEncoderCountsPerRevolution(),
                    Values::kWristEncoderRatio(), wrist_pot_translate, false,
                    values.wrist.potentiometer_offset);
+      flatbuffers::Offset<frc971::PotAndAbsolutePosition> wrist_offset =
+          frc971::PotAndAbsolutePosition::Pack(*builder.fbb(), &wrist);
 
       // Stilts
-      CopyPosition(stilts_encoder_, &superstructure_message->stilts,
+      frc971::PotAndAbsolutePositionT stilts;
+      CopyPosition(stilts_encoder_, &stilts,
                    Values::kStiltsEncoderCountsPerRevolution(),
                    Values::kStiltsEncoderRatio(), stilts_pot_translate, false,
                    values.stilts.potentiometer_offset);
+      flatbuffers::Offset<frc971::PotAndAbsolutePosition> stilts_offset =
+          frc971::PotAndAbsolutePosition::Pack(*builder.fbb(), &stilts);
+
+      superstructure::Position::Builder position_builder =
+          builder.MakeBuilder<superstructure::Position>();
+
+      position_builder.add_elevator(elevator_offset);
+      position_builder.add_intake_joint(intake_joint_offset);
+      position_builder.add_wrist(wrist_offset);
+      position_builder.add_stilts(stilts_offset);
 
       // Suction
       constexpr float kMinVoltage = 0.5;
       constexpr float kMaxVoltage = 2.1;
-      superstructure_message->suction_pressure =
+      position_builder.add_suction_pressure(
           (vacuum_sensor_->GetVoltage() - kMinVoltage) /
-          (kMaxVoltage - kMinVoltage);
+          (kMaxVoltage - kMinVoltage));
 
-      superstructure_message->platform_left_detect =
-          !platform_left_detect_->Get();
-      superstructure_message->platform_right_detect =
-          !platform_right_detect_->Get();
+      position_builder.add_platform_left_detect(!platform_left_detect_->Get());
+      position_builder.add_platform_right_detect(
+          !platform_right_detect_->Get());
 
-      superstructure_message.Send();
+      builder.Send(position_builder.Finish());
     }
 
     {
-      auto auto_mode_message = auto_mode_sender_.MakeMessage();
-      auto_mode_message->mode = 0;
+      auto builder = auto_mode_sender_.MakeBuilder();
+
+      uint32_t mode = 0;
       for (size_t i = 0; i < autonomous_modes_.size(); ++i) {
         if (autonomous_modes_[i] && autonomous_modes_[i]->Get()) {
-          auto_mode_message->mode |= 1 << i;
+          mode |= 1 << i;
         }
       }
-      AOS_LOG_STRUCT(DEBUG, "auto mode", *auto_mode_message);
-      auto_mode_message.Send();
+
+      auto auto_mode_builder =
+          builder.MakeBuilder<frc971::autonomous::AutonomousMode>();
+
+      auto_mode_builder.add_mode(mode);
+
+      builder.Send(auto_mode_builder.Finish());
     }
   }
 
  private:
   ::aos::Sender<::frc971::autonomous::AutonomousMode> auto_mode_sender_;
-  ::aos::Sender<SuperstructureQueue::Position> superstructure_position_sender_;
-  ::aos::Sender<::frc971::control_loops::DrivetrainQueue::Position>
+  ::aos::Sender<superstructure::Position> superstructure_position_sender_;
+  ::aos::Sender<::frc971::control_loops::drivetrain::Position>
       drivetrain_position_sender_;
 
   ::frc971::wpilib::AbsoluteEncoderAndPotentiometer elevator_encoder_,
@@ -319,7 +346,6 @@
   ::std::array<::std::unique_ptr<frc::DigitalInput>, 2> autonomous_modes_;
 
   ::frc971::wpilib::AbsoluteEncoder intake_encoder_;
-  // TODO(sabina): Add wrist and elevator hall effects.
 };
 
 class CameraReader {
@@ -363,7 +389,7 @@
       to_teensy.camera_command = CameraCommand::kUsb;
     } else if (activate_passthrough_ && !activate_passthrough_->Get()) {
       to_teensy.camera_command = CameraCommand::kCameraPassthrough;
-    } else if (camera_log_fetcher_.get() && camera_log_fetcher_->log) {
+    } else if (camera_log_fetcher_.get() && camera_log_fetcher_->log()) {
       to_teensy.camera_command = CameraCommand::kLog;
     } else {
       to_teensy.camera_command = CameraCommand::kNormal;
@@ -388,25 +414,49 @@
       return;
     }
 
-    const auto now = aos::monotonic_clock::now();
+    const aos::monotonic_clock::time_point now = aos::monotonic_clock::now();
     for (const auto &received : unpacked->frames) {
-      auto to_send = camera_frame_sender_.MakeMessage();
+      auto builder = camera_frame_sender_.MakeBuilder();
+
+      std::array<
+          flatbuffers::Offset<y2019::control_loops::drivetrain::CameraTarget>,
+          3>
+          targets;
+
+      for (size_t i = 0; i < received.targets.size(); ++i) {
+        y2019::control_loops::drivetrain::CameraTarget::Builder
+            camera_target_builder = builder.MakeBuilder<
+                y2019::control_loops::drivetrain::CameraTarget>();
+
+        camera_target_builder.add_distance(received.targets[i].distance);
+        camera_target_builder.add_height(received.targets[i].height);
+        camera_target_builder.add_heading(received.targets[i].heading);
+        camera_target_builder.add_skew(received.targets[i].skew);
+
+        targets[i] = camera_target_builder.Finish();
+      }
+
+      flatbuffers::Offset<flatbuffers::Vector<
+          flatbuffers::Offset<y2019::control_loops::drivetrain::CameraTarget>>>
+          targets_offset = builder.fbb()->CreateVector(targets.begin(),
+                                                       received.targets.size());
+
+      y2019::control_loops::drivetrain::CameraFrame::Builder
+          camera_frame_builder =
+              builder
+                  .MakeBuilder<y2019::control_loops::drivetrain::CameraFrame>();
+
+      camera_frame_builder.add_targets(targets_offset);
+
       // Add an extra 10ms delay to account for unmodeled delays that Austin
       // thinks exists.
-      to_send->timestamp =
+      camera_frame_builder.add_timestamp(
           std::chrono::nanoseconds(
               (now - received.age - ::std::chrono::milliseconds(10))
-                  .time_since_epoch()).count();
-      to_send->num_targets = received.targets.size();
-      for (size_t i = 0; i < received.targets.size(); ++i) {
-        to_send->targets[i].distance = received.targets[i].distance;
-        to_send->targets[i].height = received.targets[i].height;
-        to_send->targets[i].heading = received.targets[i].heading;
-        to_send->targets[i].skew = received.targets[i].skew;
-      }
-      to_send->camera = received.camera_index;
-      AOS_LOG_STRUCT(DEBUG, "camera_frames", *to_send);
-      to_send.Send();
+                  .time_since_epoch())
+              .count());
+      camera_frame_builder.add_camera(received.camera_index);
+      builder.Send(camera_frame_builder.Finish());
     }
 
     if (dummy_spi_) {
@@ -458,14 +508,13 @@
 };
 
 class SuperstructureWriter
-    : public ::frc971::wpilib::LoopOutputHandler<SuperstructureQueue::Output> {
+    : public ::frc971::wpilib::LoopOutputHandler<superstructure::Output> {
  public:
   SuperstructureWriter(::aos::EventLoop *event_loop)
-      : ::frc971::wpilib::LoopOutputHandler<SuperstructureQueue::Output>(
-            event_loop,
-            ".y2019.control_loops.superstructure.superstructure_queue.output"),
+      : ::frc971::wpilib::LoopOutputHandler<superstructure::Output>(
+            event_loop, "/superstructure"),
         robot_state_fetcher_(
-            event_loop->MakeFetcher<::aos::RobotState>(".aos.robot_state")) {}
+            event_loop->MakeFetcher<::aos::RobotState>("/aos")) {}
 
   void set_elevator_victor(::std::unique_ptr<::frc::VictorSP> t) {
     elevator_victor_ = ::std::move(t);
@@ -488,28 +537,27 @@
   }
 
  private:
-  void Write(const SuperstructureQueue::Output &output) override {
-    AOS_LOG_STRUCT(DEBUG, "will output", output);
-    elevator_victor_->SetSpeed(::aos::Clip(output.elevator_voltage,
+  void Write(const superstructure::Output &output) override {
+    elevator_victor_->SetSpeed(::aos::Clip(output.elevator_voltage(),
                                            -kMaxBringupPower,
                                            kMaxBringupPower) /
                                12.0);
 
-    intake_victor_->SetSpeed(::aos::Clip(output.intake_joint_voltage,
+    intake_victor_->SetSpeed(::aos::Clip(output.intake_joint_voltage(),
                                          -kMaxBringupPower, kMaxBringupPower) /
                              12.0);
 
-    wrist_victor_->SetSpeed(::aos::Clip(-output.wrist_voltage,
+    wrist_victor_->SetSpeed(::aos::Clip(-output.wrist_voltage(),
                                         -kMaxBringupPower, kMaxBringupPower) /
                             12.0);
 
-    stilts_victor_->SetSpeed(::aos::Clip(output.stilts_voltage,
+    stilts_victor_->SetSpeed(::aos::Clip(output.stilts_voltage(),
                                          -kMaxBringupPower, kMaxBringupPower) /
                              12.0);
 
     robot_state_fetcher_.Fetch();
     const double battery_voltage = robot_state_fetcher_.get()
-                                       ? robot_state_fetcher_->voltage_battery
+                                       ? robot_state_fetcher_->voltage_battery()
                                        : 12.0;
 
     // Throw a fast low pass filter on the battery voltage so we don't respond
@@ -518,7 +566,7 @@
         0.5 * filtered_battery_voltage_ + 0.5 * battery_voltage;
 
     suction_victor_->SetSpeed(::aos::Clip(
-        output.pump_voltage / filtered_battery_voltage_, -1.0, 1.0));
+        output.pump_voltage() / filtered_battery_voltage_, -1.0, 1.0));
   }
 
   void Stop() override {
@@ -543,11 +591,12 @@
  public:
   SolenoidWriter(::aos::EventLoop *event_loop)
       : event_loop_(event_loop),
-        superstructure_fetcher_(event_loop->MakeFetcher<
-                                SuperstructureQueue::Output>(
-            ".y2019.control_loops.superstructure.superstructure_queue.output")),
-        status_light_fetcher_(event_loop->MakeFetcher<::y2019::StatusLight>(
-            ".y2019.status_light")) {
+        superstructure_fetcher_(
+            event_loop->MakeFetcher<superstructure::Output>("/superstructure")),
+        status_light_fetcher_(
+            event_loop->MakeFetcher<::y2019::StatusLight>("/superstructure")),
+        pneumatics_to_log_sender_(
+            event_loop->MakeSender<::frc971::wpilib::PneumaticsToLog>("/aos")) {
     ::aos::SetCurrentThreadName("Solenoids");
     ::aos::SetCurrentThreadRealtimePriority(27);
 
@@ -580,36 +629,40 @@
     {
       superstructure_fetcher_.Fetch();
       if (superstructure_fetcher_.get()) {
-        AOS_LOG_STRUCT(DEBUG, "solenoids", *superstructure_fetcher_);
-
-        big_suction_cup0_->Set(!superstructure_fetcher_->intake_suction_bottom);
-        big_suction_cup1_->Set(!superstructure_fetcher_->intake_suction_bottom);
-        small_suction_cup0_->Set(superstructure_fetcher_->intake_suction_top);
-        small_suction_cup1_->Set(superstructure_fetcher_->intake_suction_top);
+        big_suction_cup0_->Set(
+            !superstructure_fetcher_->intake_suction_bottom());
+        big_suction_cup1_->Set(
+            !superstructure_fetcher_->intake_suction_bottom());
+        small_suction_cup0_->Set(superstructure_fetcher_->intake_suction_top());
+        small_suction_cup1_->Set(superstructure_fetcher_->intake_suction_top());
 
         intake_rollers_talon_->Set(
             ctre::phoenix::motorcontrol::ControlMode::PercentOutput,
-            ::aos::Clip(superstructure_fetcher_->intake_roller_voltage,
+            ::aos::Clip(superstructure_fetcher_->intake_roller_voltage(),
                         -kMaxBringupPower, kMaxBringupPower) /
                 12.0);
       }
     }
 
     {
-      ::frc971::wpilib::PneumaticsToLog to_log;
+      auto builder = pneumatics_to_log_sender_.MakeBuilder();
+
+      ::frc971::wpilib::PneumaticsToLog::Builder to_log_builder =
+          builder.MakeBuilder<frc971::wpilib::PneumaticsToLog>();
 
       pcm_.Flush();
-      to_log.read_solenoids = pcm_.GetAll();
-      AOS_LOG_STRUCT(DEBUG, "pneumatics info", to_log);
+      to_log_builder.add_read_solenoids(pcm_.GetAll());
+      builder.Send(to_log_builder.Finish());
     }
 
     status_light_fetcher_.Fetch();
     // If we don't have a light request (or it's an old one), we are borked.
     // Flash the red light slowly.
+    StatusLightT color;
     if (!status_light_fetcher_.get() ||
-        status_light_fetcher_.get()->sent_time + chrono::milliseconds(100) <
+        status_light_fetcher_.context().monotonic_sent_time +
+                chrono::milliseconds(100) <
             event_loop_->monotonic_now()) {
-      StatusLight color;
       color.red = 0.0;
       color.green = 0.0;
       color.blue = 0.0;
@@ -623,15 +676,13 @@
         light_flash_ = 0;
       }
 
-      AOS_LOG_STRUCT(DEBUG, "color", color);
-      SetColor(color);
     } else {
-      AOS_LOG_STRUCT(DEBUG, "color", *status_light_fetcher_.get());
-      SetColor(*status_light_fetcher_.get());
+      status_light_fetcher_->UnPackTo(&color);
     }
+    SetColor(color);
   }
 
-  void SetColor(const StatusLight &status_light) {
+  void SetColor(const StatusLightT status_light) {
     // Save CAN bandwidth and CPU at the cost of RT.  Only change the light when
     // it actually changes.  This is pretty low priority anyways.
     static int time_since_last_send = 0;
@@ -669,11 +720,12 @@
   ::std::unique_ptr<::ctre::phoenix::motorcontrol::can::TalonSRX>
       intake_rollers_talon_;
 
-  ::aos::Fetcher<
-      ::y2019::control_loops::superstructure::SuperstructureQueue::Output>
+  ::aos::Fetcher<::y2019::control_loops::superstructure::Output>
       superstructure_fetcher_;
   ::aos::Fetcher<::y2019::StatusLight> status_light_fetcher_;
 
+  aos::Sender<::frc971::wpilib::PneumaticsToLog> pneumatics_to_log_sender_;
+
   ::ctre::phoenix::CANifier canifier_{0};
 
   double last_red_ = -1.0;
@@ -691,19 +743,22 @@
   }
 
   void Run() override {
+    aos::FlatbufferDetachedBuffer<aos::Configuration> config =
+        aos::configuration::ReadConfig("config.json");
+
     // Thread 1.
-    ::aos::ShmEventLoop joystick_sender_event_loop;
+    ::aos::ShmEventLoop joystick_sender_event_loop(&config.message());
     ::frc971::wpilib::JoystickSender joystick_sender(
         &joystick_sender_event_loop);
     AddLoop(&joystick_sender_event_loop);
 
     // Thread 2.
-    ::aos::ShmEventLoop pdp_fetcher_event_loop;
+    ::aos::ShmEventLoop pdp_fetcher_event_loop(&config.message());
     ::frc971::wpilib::PDPFetcher pdp_fetcher(&pdp_fetcher_event_loop);
     AddLoop(&pdp_fetcher_event_loop);
 
     // Thread 3.
-    ::aos::ShmEventLoop sensor_reader_event_loop;
+    ::aos::ShmEventLoop sensor_reader_event_loop(&config.message());
     SensorReader sensor_reader(&sensor_reader_event_loop);
     sensor_reader.set_drivetrain_left_encoder(make_encoder(0));
     sensor_reader.set_drivetrain_right_encoder(make_encoder(1));
@@ -734,7 +789,7 @@
     AddLoop(&sensor_reader_event_loop);
 
     // Thread 4.
-    ::aos::ShmEventLoop imu_event_loop;
+    ::aos::ShmEventLoop imu_event_loop(&config.message());
     CameraReader camera_reader(&imu_event_loop);
     frc::SPI camera_spi(frc::SPI::Port::kOnboardCS3);
     camera_reader.set_spi(&camera_spi);
@@ -757,7 +812,7 @@
     // variety so all the Victors are written as SPs.
 
     // Thread 5.
-    ::aos::ShmEventLoop output_event_loop;
+    ::aos::ShmEventLoop output_event_loop(&config.message());
     ::frc971::wpilib::DrivetrainWriter drivetrain_writer(&output_event_loop);
     drivetrain_writer.set_left_controller0(
         ::std::unique_ptr<::frc::VictorSP>(new ::frc::VictorSP(0)), true);
@@ -779,7 +834,7 @@
     AddLoop(&output_event_loop);
 
     // Thread 6.
-    ::aos::ShmEventLoop solenoid_writer_event_loop;
+    ::aos::ShmEventLoop solenoid_writer_event_loop(&config.message());
     SolenoidWriter solenoid_writer(&solenoid_writer_event_loop);
     solenoid_writer.set_intake_roller_talon(
         make_unique<::ctre::phoenix::motorcontrol::can::TalonSRX>(10));
diff --git a/y2019/y2019.json b/y2019/y2019.json
new file mode 100644
index 0000000..c32db3f
--- /dev/null
+++ b/y2019/y2019.json
@@ -0,0 +1,49 @@
+{
+  "channels":
+  [
+    {
+      "name": "/superstructure",
+      "type": "y2019.control_loops.superstructure.Goal",
+      "frequency": 200
+    },
+    {
+      "name": "/superstructure",
+      "type": "y2019.control_loops.superstructure.Status",
+      "frequency": 200
+    },
+    {
+      "name": "/superstructure",
+      "type": "y2019.control_loops.superstructure.Output",
+      "frequency": 200
+    },
+    {
+      "name": "/superstructure",
+      "type": "y2019.control_loops.superstructure.Position",
+      "frequency": 200
+    },
+    {
+      "name": "/superstructure",
+      "type": "y2019.StatusLight",
+      "frequency": 200
+    },
+    {
+      "name": "/drivetrain",
+      "type": "y2019.control_loops.drivetrain.TargetSelectorHint",
+      "frequency": 200
+    },
+    {
+      "name": "/drivetrain",
+      "type": "y2019.control_loops.drivetrain.CameraFrame",
+      "frequency": 200
+    }
+  ],
+  "applications": [
+    {
+      "name": "drivetrain"
+    }
+  ],
+  "imports": [
+    "../aos/robot_state/robot_state_config.json",
+    "../frc971/control_loops/drivetrain/drivetrain_config.json"
+  ]
+}