Moved 2014 code into y2014 namespace.

Change-Id: Ibece165daa9e267ea1c3c7b822b0ba3eeb9830bb
diff --git a/y2014/control_loops/claw/claw.cc b/y2014/control_loops/claw/claw.cc
index 5c1b843..040cef3 100644
--- a/y2014/control_loops/claw/claw.cc
+++ b/y2014/control_loops/claw/claw.cc
@@ -44,10 +44,13 @@
 // If a claw runs up against a movable limit, move both claws outwards to get
 // out of the condition.
 
-namespace frc971 {
+namespace y2014 {
 namespace control_loops {
 
+using ::frc971::HallEffectTracker;
 using ::y2014::control_loops::claw::kDt;
+using ::frc971::control_loops::DoCoerceGoal;
+using ::frc971::control_loops::ClawPositionToLog;
 
 static const double kZeroingVoltage = 4.0;
 static const double kMaxVoltage = 12.0;
@@ -216,7 +219,8 @@
       encoder_(0.0),
       last_encoder_(0.0) {}
 
-void ZeroedStateFeedbackLoop::SetPositionValues(const HalfClawPosition &claw) {
+void ZeroedStateFeedbackLoop::SetPositionValues(
+    const ::frc971::control_loops::HalfClawPosition &claw) {
   front_.Update(claw.front);
   calibration_.Update(claw.calibration);
   back_.Update(claw.back);
@@ -290,7 +294,8 @@
   any_triggered_last_ = any_sensor_triggered;
 }
 
-void ZeroedStateFeedbackLoop::Reset(const HalfClawPosition &claw) {
+void ZeroedStateFeedbackLoop::Reset(
+    const ::frc971::control_loops::HalfClawPosition &claw) {
   set_zeroing_state(ZeroedStateFeedbackLoop::UNKNOWN_POSITION);
 
   front_.Reset(claw.front);
@@ -366,8 +371,8 @@
   return false;
 }
 
-ClawMotor::ClawMotor(control_loops::ClawQueue *my_claw)
-    : aos::controls::ControlLoop<control_loops::ClawQueue>(my_claw),
+ClawMotor::ClawMotor(::frc971::control_loops::ClawQueue *my_claw)
+    : aos::controls::ControlLoop<::frc971::control_loops::ClawQueue>(my_claw),
       has_top_claw_goal_(false),
       top_claw_goal_(0.0),
       top_claw_(this),
@@ -547,7 +552,7 @@
 }
 
 void LimitClawGoal(double *bottom_goal, double *top_goal,
-                   const frc971::constants::Values &values) {
+                   const constants::Values &values) {
   // first update position based on angle limit
   const double separation = *top_goal - *bottom_goal;
   if (separation > values.claw.soft_max_separation) {
@@ -611,10 +616,11 @@
 bool ClawMotor::is_zeroing() const { return !is_ready(); }
 
 // Positive angle is up, and positive power is up.
-void ClawMotor::RunIteration(const control_loops::ClawQueue::Goal *goal,
-                             const control_loops::ClawQueue::Position *position,
-                             control_loops::ClawQueue::Output *output,
-                             control_loops::ClawQueue::Status *status) {
+void ClawMotor::RunIteration(
+    const ::frc971::control_loops::ClawQueue::Goal *goal,
+    const ::frc971::control_loops::ClawQueue::Position *position,
+    ::frc971::control_loops::ClawQueue::Output *output,
+    ::frc971::control_loops::ClawQueue::Status *status) {
   // Disable the motors now so that all early returns will return with the
   // motors disabled.
   if (output) {
@@ -637,7 +643,7 @@
     bottom_claw_.Reset(position->bottom);
   }
 
-  const frc971::constants::Values &values = constants::GetValues();
+  const constants::Values &values = constants::GetValues();
 
   if (position) {
     Eigen::Matrix<double, 2, 1> Y;
@@ -1020,5 +1026,4 @@
 }
 
 }  // namespace control_loops
-}  // namespace frc971
-
+}  // namespace y2014
diff --git a/y2014/control_loops/claw/claw.h b/y2014/control_loops/claw/claw.h
index cdd3948..86875bb 100644
--- a/y2014/control_loops/claw/claw.h
+++ b/y2014/control_loops/claw/claw.h
@@ -12,7 +12,7 @@
 #include "y2014/control_loops/claw/claw_motor_plant.h"
 #include "frc971/control_loops/hall_effect_tracker.h"
 
-namespace frc971 {
+namespace y2014 {
 namespace control_loops {
 namespace testing {
 class WindupClawTest;
@@ -77,15 +77,15 @@
   }
   JointZeroingState zeroing_state() const { return zeroing_state_; }
 
-  void SetPositionValues(const HalfClawPosition &claw);
+  void SetPositionValues(const ::frc971::control_loops::HalfClawPosition &claw);
 
-  void Reset(const HalfClawPosition &claw);
+  void Reset(const ::frc971::control_loops::HalfClawPosition &claw);
 
   double absolute_position() const { return encoder() + offset(); }
 
-  const HallEffectTracker &front() const { return front_; }
-  const HallEffectTracker &calibration() const { return calibration_; }
-  const HallEffectTracker &back() const { return back_; }
+  const ::frc971::HallEffectTracker &front() const { return front_; }
+  const ::frc971::HallEffectTracker &calibration() const { return calibration_; }
+  const ::frc971::HallEffectTracker &back() const { return back_; }
 
   bool any_hall_effect_changed() const {
     return front().either_count_changed() ||
@@ -109,13 +109,13 @@
   bool GetPositionOfEdge(const constants::Values::Claws::Claw &claw,
                          double *edge_encoder, double *edge_angle);
 
-  bool SawFilteredPosedge(const HallEffectTracker &this_sensor,
-                          const HallEffectTracker &sensorA,
-                          const HallEffectTracker &sensorB);
+  bool SawFilteredPosedge(const ::frc971::HallEffectTracker &this_sensor,
+                          const ::frc971::HallEffectTracker &sensorA,
+                          const ::frc971::HallEffectTracker &sensorB);
 
-  bool SawFilteredNegedge(const HallEffectTracker &this_sensor,
-                          const HallEffectTracker &sensorA,
-                          const HallEffectTracker &sensorB);
+  bool SawFilteredNegedge(const ::frc971::HallEffectTracker &this_sensor,
+                          const ::frc971::HallEffectTracker &sensorA,
+                          const ::frc971::HallEffectTracker &sensorB);
 
 #undef COUNT_SETTER_GETTER
 
@@ -126,7 +126,7 @@
 
   ClawMotor *motor_;
 
-  HallEffectTracker front_, calibration_, back_;
+  ::frc971::HallEffectTracker front_, calibration_, back_;
 
   JointZeroingState zeroing_state_;
   double min_hall_effect_on_angle_;
@@ -139,16 +139,16 @@
   double last_off_encoder_;
   bool any_triggered_last_;
 
-  const HallEffectTracker* posedge_filter_ = nullptr;
-  const HallEffectTracker* negedge_filter_ = nullptr;
+  const ::frc971::HallEffectTracker* posedge_filter_ = nullptr;
+  const ::frc971::HallEffectTracker* negedge_filter_ = nullptr;
 
  private:
   // Does the edges of 1 sensor for GetPositionOfEdge.
   bool DoGetPositionOfEdge(const constants::Values::Claws::AnglePair &angles,
                            double *edge_encoder, double *edge_angle,
-                           const HallEffectTracker &sensor,
-                           const HallEffectTracker &sensorA,
-                           const HallEffectTracker &sensorB,
+                           const ::frc971::HallEffectTracker &sensor,
+                           const ::frc971::HallEffectTracker &sensorA,
+                           const ::frc971::HallEffectTracker &sensorB,
                            const char *hall_effect_name);
 };
 
@@ -182,10 +182,11 @@
       const constants::Values::Claws::Claw &claw_values);
 };
 
-class ClawMotor : public aos::controls::ControlLoop<control_loops::ClawQueue> {
+class ClawMotor
+    : public aos::controls::ControlLoop<::frc971::control_loops::ClawQueue> {
  public:
-  explicit ClawMotor(control_loops::ClawQueue *my_claw =
-                         &control_loops::claw_queue);
+  explicit ClawMotor(::frc971::control_loops::ClawQueue *my_claw =
+                         &::frc971::control_loops::claw_queue);
 
   // True if the state machine is ready.
   bool capped_goal() const { return capped_goal_; }
@@ -215,10 +216,11 @@
   CalibrationMode mode() const { return mode_; }
 
  protected:
-  virtual void RunIteration(const control_loops::ClawQueue::Goal *goal,
-                            const control_loops::ClawQueue::Position *position,
-                            control_loops::ClawQueue::Output *output,
-                            control_loops::ClawQueue::Status *status);
+  virtual void RunIteration(
+      const ::frc971::control_loops::ClawQueue::Goal *goal,
+      const ::frc971::control_loops::ClawQueue::Position *position,
+      ::frc971::control_loops::ClawQueue::Output *output,
+      ::frc971::control_loops::ClawQueue::Status *status);
 
   double top_absolute_position() const {
     return claw_.X_hat(1, 0) + claw_.X_hat(0, 0);
@@ -257,9 +259,9 @@
 // Modifies the bottom and top goal such that they are within the limits and
 // their separation isn't too much or little.
 void LimitClawGoal(double *bottom_goal, double *top_goal,
-                   const frc971::constants::Values &values);
+                   const constants::Values &values);
 
 }  // namespace control_loops
-}  // namespace frc971
+}  // namespace y2014
 
 #endif  // Y2014_CONTROL_LOOPS_CLAW_CLAW_H_
diff --git a/y2014/control_loops/claw/claw_calibration.cc b/y2014/control_loops/claw/claw_calibration.cc
index 772a940..01d57a4 100644
--- a/y2014/control_loops/claw/claw_calibration.cc
+++ b/y2014/control_loops/claw/claw_calibration.cc
@@ -4,9 +4,10 @@
 #include "aos/linux_code/init.h"
 #include "y2014/constants.h"
 
-namespace frc971 {
+namespace y2014 {
 
 typedef constants::Values::Claws Claws;
+using ::frc971::HallEffectStruct;
 
 class Sensor {
  public:
@@ -23,7 +24,7 @@
   }
 
   bool DoGetPositionOfEdge(
-      const control_loops::HalfClawPosition &claw_position,
+      const ::frc971::control_loops::HalfClawPosition &claw_position,
       const HallEffectStruct &hall_effect, Claws::AnglePair *limits) {
     bool print = false;
 
@@ -109,16 +110,17 @@
 
 class ClawSensors {
  public:
-  ClawSensors(const double start_position,
-              const control_loops::HalfClawPosition &initial_claw_position)
+  ClawSensors(
+      const double start_position,
+      const ::frc971::control_loops::HalfClawPosition &initial_claw_position)
       : start_position_(start_position),
         front_(start_position, initial_claw_position.front),
         calibration_(start_position, initial_claw_position.calibration),
         back_(start_position, initial_claw_position.back) {}
 
-  bool GetPositionOfEdge(const control_loops::HalfClawPosition &claw_position,
-                         Claws::Claw *claw) {
-
+  bool GetPositionOfEdge(
+      const ::frc971::control_loops::HalfClawPosition &claw_position,
+      Claws::Claw *claw) {
     bool print = false;
     if (front_.DoGetPositionOfEdge(claw_position,
                                    claw_position.front, &claw->front)) {
@@ -153,17 +155,17 @@
 };
 
 int Main() {
-  control_loops::claw_queue.position.FetchNextBlocking();
+  ::frc971::control_loops::claw_queue.position.FetchNextBlocking();
 
   const double top_start_position =
-      control_loops::claw_queue.position->top.position;
+      ::frc971::control_loops::claw_queue.position->top.position;
   const double bottom_start_position =
-      control_loops::claw_queue.position->bottom.position;
+      ::frc971::control_loops::claw_queue.position->bottom.position;
 
   ClawSensors top(top_start_position,
-                  control_loops::claw_queue.position->top);
+                  ::frc971::control_loops::claw_queue.position->top);
   ClawSensors bottom(bottom_start_position,
-                     control_loops::claw_queue.position->bottom);
+                     ::frc971::control_loops::claw_queue.position->bottom);
 
   Claws limits;
 
@@ -217,28 +219,28 @@
   limits.start_fine_tune_pos = -0.2;
   limits.max_zeroing_voltage = 4.0;
 
-  control_loops::ClawQueue::Position last_position =
-      *control_loops::claw_queue.position;
+  ::frc971::control_loops::ClawQueue::Position last_position =
+      *::frc971::control_loops::claw_queue.position;
 
   while (true) {
-    control_loops::claw_queue.position.FetchNextBlocking();
+    ::frc971::control_loops::claw_queue.position.FetchNextBlocking();
     bool print = false;
-    if (top.GetPositionOfEdge(control_loops::claw_queue.position->top,
+    if (top.GetPositionOfEdge(::frc971::control_loops::claw_queue.position->top,
                               &limits.upper_claw)) {
       print = true;
       printf("Got an edge on the upper claw\n");
     }
     if (bottom.GetPositionOfEdge(
-            control_loops::claw_queue.position->bottom,
+            ::frc971::control_loops::claw_queue.position->bottom,
             &limits.lower_claw)) {
       print = true;
       printf("Got an edge on the lower claw\n");
     }
     const double top_position =
-        control_loops::claw_queue.position->top.position -
+        ::frc971::control_loops::claw_queue.position->top.position -
         top_start_position;
     const double bottom_position =
-        control_loops::claw_queue.position->bottom.position -
+        ::frc971::control_loops::claw_queue.position->bottom.position -
         bottom_start_position;
     const double separation = top_position - bottom_position;
     if (separation > limits.claw_max_separation) {
@@ -300,16 +302,16 @@
       printf("}\n");
     }
 
-    last_position = *control_loops::claw_queue.position;
+    last_position = *::frc971::control_loops::claw_queue.position;
   }
   return 0;
 }
 
-}  // namespace frc971
+}  // namespace y2014
 
 int main() {
   ::aos::Init();
-  int returnvalue = ::frc971::Main();
+  int returnvalue = ::y2014::Main();
   ::aos::Cleanup();
   return returnvalue;
 }
diff --git a/y2014/control_loops/claw/claw_lib_test.cc b/y2014/control_loops/claw/claw_lib_test.cc
index acec791..85cb679 100644
--- a/y2014/control_loops/claw/claw_lib_test.cc
+++ b/y2014/control_loops/claw/claw_lib_test.cc
@@ -13,11 +13,13 @@
 #include "gtest/gtest.h"
 
 
-namespace frc971 {
+namespace y2014 {
 namespace control_loops {
 namespace testing {
 
 using ::y2014::control_loops::claw::MakeClawPlant;
+using ::frc971::HallEffectStruct;
+using ::frc971::control_loops::HalfClawPosition;
 
 typedef enum {
 	TOP_CLAW = 0,
@@ -100,7 +102,7 @@
 
   void SetClawHallEffects(double pos,
                           const constants::Values::Claws::Claw &claw,
-                          control_loops::HalfClawPosition *half_claw) {
+                          HalfClawPosition *half_claw) {
     SetHallEffect(pos, claw.front, &half_claw->front);
     SetHallEffect(pos, claw.calibration, &half_claw->calibration);
     SetHallEffect(pos, claw.back, &half_claw->back);
@@ -108,7 +110,8 @@
 
   // Sets the values of the physical sensors that can be directly observed
   // (encoder, hall effect).
-  void SetPhysicalSensors(control_loops::ClawQueue::Position *position) {
+  void SetPhysicalSensors(
+      ::frc971::control_loops::ClawQueue::Position *position) {
     position->top.position = GetPosition(TOP_CLAW);
     position->bottom.position = GetPosition(BOTTOM_CLAW);
 
@@ -117,7 +120,7 @@
     LOG(DEBUG, "Physical claws are at {top: %f, bottom: %f}\n", pos[TOP_CLAW],
         pos[BOTTOM_CLAW]);
 
-    const frc971::constants::Values& values = constants::GetValues();
+    const constants::Values& values = constants::GetValues();
 
     // Signal that each hall effect sensor has been triggered if it is within
     // the correct range.
@@ -162,8 +165,8 @@
   }
 
   void UpdateClawHallEffects(
-      control_loops::HalfClawPosition *position,
-      const control_loops::HalfClawPosition &last_position,
+      HalfClawPosition *position,
+      const HalfClawPosition &last_position,
       const constants::Values::Claws::Claw &claw, double initial_position,
       const char *claw_name) {
     UpdateHallEffect(position->position + initial_position,
@@ -183,15 +186,15 @@
 
   // Sends out the position queue messages.
   void SendPositionMessage() {
-    ::aos::ScopedMessagePtr<control_loops::ClawQueue::Position> position =
-        claw_queue.position.MakeMessage();
+    ::aos::ScopedMessagePtr<::frc971::control_loops::ClawQueue::Position>
+        position = claw_queue.position.MakeMessage();
 
     // Initialize all the counters to their previous values.
     *position = last_position_;
 
     SetPhysicalSensors(position.get());
 
-    const frc971::constants::Values& values = constants::GetValues();
+    const constants::Values& values = constants::GetValues();
 
     UpdateClawHallEffects(&position->top, last_position_.top,
                           values.claw.upper_claw, initial_position_[TOP_CLAW],
@@ -208,7 +211,7 @@
 
   // Simulates the claw moving for one timestep.
   void Simulate() {
-    const frc971::constants::Values& v = constants::GetValues();
+    const constants::Values& v = constants::GetValues();
     EXPECT_TRUE(claw_queue.output.FetchLatest());
 
     claw_plant_->mutable_U() << claw_queue.output->bottom_claw_voltage,
@@ -236,10 +239,10 @@
     initial_position_[type] = initial_position;
   }
 
-  ClawQueue claw_queue;
+  ::frc971::control_loops::ClawQueue claw_queue;
   double initial_position_[CLAW_COUNT];
 
-  control_loops::ClawQueue::Position last_position_;
+  ::frc971::control_loops::ClawQueue::Position last_position_;
 };
 
 
@@ -248,7 +251,7 @@
   // Create a new instance of the test queue so that it invalidates the queue
   // that it points to.  Otherwise, we will have a pointer to shared memory that
   // is no longer valid.
-  ClawQueue claw_queue;
+  ::frc971::control_loops::ClawQueue claw_queue;
 
   // Create a loop and simulation plant.
   ClawMotor claw_motor_;
@@ -310,7 +313,7 @@
 
 // Tests that the wrist zeros correctly and goes to a position.
 TEST_F(ClawTest, LimitClawGoal) {
-  frc971::constants::Values values;
+  constants::Values values;
   values.claw.claw_min_separation = -2.0;
   values.claw.claw_max_separation = 1.0;
   values.claw.soft_min_separation = -2.0;
@@ -510,7 +513,7 @@
  protected:
   void TestWindup(ClawMotor::CalibrationMode mode, ::aos::time::Time start_time, double offset) {
     int capped_count = 0;
-    const frc971::constants::Values& values = constants::GetValues();
+    const constants::Values& values = constants::GetValues();
     bool kicked = false;
     bool measured = false;
     while (::aos::time::Time::Now() < ::aos::time::Time::InSeconds(7)) {
@@ -611,4 +614,4 @@
 
 }  // namespace testing
 }  // namespace control_loops
-}  // namespace frc971
+}  // namespace y2014
diff --git a/y2014/control_loops/claw/claw_main.cc b/y2014/control_loops/claw/claw_main.cc
index e573d6f..8126851 100644
--- a/y2014/control_loops/claw/claw_main.cc
+++ b/y2014/control_loops/claw/claw_main.cc
@@ -4,7 +4,7 @@
 
 int main() {
   ::aos::Init();
-  frc971::control_loops::ClawMotor claw;
+  ::y2014::control_loops::ClawMotor claw;
   claw.Run();
   ::aos::Cleanup();
   return 0;