[command] Add PIDSubsystem PIDController as child (#2784)

sciencewhiz · web-flow · commit f9881a0d4dea · 2020-10-19T20:04:18.000-07:00
Previously, the PIDSubsystem's PID Controller would show as ungrouped in LiveWindow. Fixes wpilibsuite/RobotBuilder#260
diff --git a/cpp/frc2/command/PIDSubsystem.cpp b/cpp/frc2/command/PIDSubsystem.cpp
@@ -12,6 +12,7 @@ using namespace frc2;
 PIDSubsystem::PIDSubsystem(PIDController controller, double initialPosition)
     : m_controller{controller} {
   SetSetpoint(initialPosition);
+  AddChild("PID Controller", &m_controller);
 }
 
 void PIDSubsystem::Periodic() {

Original file line number	Diff line number	Diff line change
`@@ -12,6 +12,7 @@ using namespace frc2;`
`12`	`12`	`PIDSubsystem::PIDSubsystem(PIDController controller, double initialPosition)`
`13`	`13`	`: m_controller{controller} {`
`14`	`14`	`SetSetpoint(initialPosition);`
	`15`	`+ AddChild("PID Controller", &m_controller);`
`15`	`16`	`}`
`16`	`17`
`17`	`18`	`void PIDSubsystem::Periodic() {`