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/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