Merge branch 'master' into add-ramsete-controller-and-trajectories

src/main/java/frc4388/robot/commands/PlaySongDrive.java

@@ -0,0 +1,52 @@
+/*----------------------------------------------------------------------------*/
+/* Copyright (c) 2019 FIRST. All Rights Reserved.                             */
+/* Open Source Software - may be modified and shared by FRC teams. The code   */
+/* must be accompanied by the FIRST BSD license file in the root directory of */
+/* the project.                                                               */
+/*----------------------------------------------------------------------------*/
+
+package frc4388.robot.commands;
+
+import edu.wpi.first.wpilibj2.command.CommandBase;
+import frc4388.robot.subsystems.Drive;
+
+public class PlaySongDrive extends CommandBase {
+  private Drive m_drive;
+  
+  /**
+   * Creates a new PlaySongDrive.
+   */
+  public PlaySongDrive(Drive subsystem) {
+    // Use addRequirements() here to declare subsystem dependencies.
+    m_drive = subsystem;
+    addRequirements(m_drive);
+  }
+
+  // Called when the command is initially scheduled.
+  @Override
+  public void initialize() {
+    m_drive.m_rightFrontMotor.set(0);
+    m_drive.m_leftFrontMotor.set(0);
+    m_drive.m_rightBackMotor.set(0);
+    m_drive.m_leftBackMotor.set(0);
+  }
+
+  // Called every time the scheduler runs while the command is scheduled.
+  @Override
+  public void execute() {
+    m_drive.playSong();
+    //System.err.println("Playing " + m_drive.m_orchestra.isPlaying());
+    //m_drive.m_driveTrain.feedWatchdog();
+  }
+
+  // Called once the command ends or is interrupted.
+  @Override
+  public void end(boolean interrupted) {
+  }
+
+  // Returns true when the command should end.
+  @Override
+  public boolean isFinished() {
+    return false;
+  }
+}

src/main/java/frc4388/robot/commands/TrackTarget.java

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+/*----------------------------------------------------------------------------*/
+/* Copyright (c) 2019 FIRST. All Rights Reserved.                             */
+/* Open Source Software - may be modified and shared by FRC teams. The code   */
+/* must be accompanied by the FIRST BSD license file in the root directory of */
+/* the project.                                                               */
+/*----------------------------------------------------------------------------*/
+
+package frc4388.robot.commands;
+
+import frc4388.robot.Constants.VisionConstants;
+import frc4388.robot.subsystems.Drive;
+import frc4388.robot.subsystems.Shooter;
+import frc4388.utility.controller.IHandController;
+import edu.wpi.first.wpilibj2.command.CommandBase;
+import edu.wpi.first.networktables.NetworkTable;
+import edu.wpi.first.networktables.NetworkTableEntry;
+import edu.wpi.first.networktables.NetworkTableInstance;
+import edu.wpi.first.wpilibj.smartdashboard.SmartDashboard;
+
+public class TrackTarget extends CommandBase {
+    //Setup
+  NetworkTableEntry xEntry;
+  Shooter m_shooter;
+  IHandController m_driverController;
+    //Aiming
+  double turnAmount = 0;
+  double xAngle = 0;
+  double yAngle = 0;
+  double target = 0;
+  public double distance;
+
+  /**
+   * Uses the Limelight to track the target
+   */
+  public TrackTarget(Shooter shooterSubsystem) {
+    m_shooter = shooterSubsystem;
+    addRequirements(m_shooter);
+    NetworkTableInstance.getDefault().getTable("limelight").getEntry("camMode").setNumber(1);
+  }
+
+  // Called when the command is initially scheduled.
+  @Override
+  public void initialize() {
+      //Vision Processing Mode
+    NetworkTableInstance.getDefault().getTable("limelight").getEntry("camMode").setNumber(0);
+    NetworkTableInstance.getDefault().getTable("limelight").getEntry("ledMode").setNumber(3);
+  }
+
+  // Called every time the scheduler runs while the command is scheduled.
+  @Override
+  public void execute() {
+    target = NetworkTableInstance.getDefault().getTable("limelight").getEntry("tv").getDouble(0);
+    xAngle = NetworkTableInstance.getDefault().getTable("limelight").getEntry("tx").getDouble(0);
+    yAngle = NetworkTableInstance.getDefault().getTable("limelight").getEntry("ty").getDouble(0);
+    
+    if (target == 1.0){ //If target in view
+        //Aiming Left/Right
+      turnAmount = (xAngle/VisionConstants.FOV)*VisionConstants.TURN_P_VALUE;
+      if (Math.abs(xAngle) < VisionConstants.X_ANGLE_ERROR){turnAmount = 0;} //Angle Error Zone 
+        //Deadzones
+      else if(turnAmount > 0 && turnAmount < VisionConstants.MOTOR_DEAD_ZONE){turnAmount = VisionConstants.MOTOR_DEAD_ZONE;} 
+      else if(turnAmount < 0 && turnAmount > -VisionConstants.MOTOR_DEAD_ZONE){turnAmount = -VisionConstants.MOTOR_DEAD_ZONE;}
+      m_shooter.runShooterWithInput(turnAmount/5);
+
+        //Finding Distance
+      distance = VisionConstants.TARGET_HEIGHT/Math.tan((VisionConstants.LIME_ANGLE + yAngle)*(Math.PI/180));
+      SmartDashboard.putNumber("Distance to Target", distance);
+    }
+  }
+
+  // Called once the command ends or is interrupted.
+  @Override
+  public void end(boolean interrupted) {
+      //Drive Camera Mode
+    NetworkTableInstance.getDefault().getTable("limelight").getEntry("camMode").setNumber(1);
+    NetworkTableInstance.getDefault().getTable("limelight").getEntry("ledMode").setNumber(0);
+  }
+
+  // Returns true when the command should end.
+  @Override
+  public boolean isFinished() {
+    return false;
+  }
+}