use of edu.wpi.first.wpilibj2.command.MecanumControllerCommand in project 6591-2022 by jafillmore.
the class RobotContainer method getAutonomousCommand.
/**
* Use this to pass the autonomous command to the main {@link Robot} class.
*
* @return the command to run in autonomous
*/
public Command getAutonomousCommand() {
// Create config for trajectory
TrajectoryConfig config = new TrajectoryConfig(AutoConstants.kMaxSpeedMetersPerSecond, AutoConstants.kMaxAccelerationMetersPerSecondSquared).setKinematics(DriveConstants.kDriveKinematics);
// An example trajectory to follow. All units in meters.
Trajectory exampleTrajectory = TrajectoryGenerator.generateTrajectory(// Start at the origin facing the +X direction
new Pose2d(0, 0, new Rotation2d(0)), // Pass through these two interior waypoints, making an 's' curve path
List.of(new Translation2d(1, 1), new Translation2d(2, -1)), // End 3 meters straight ahead of where we started, facing forward
new Pose2d(3, 0, new Rotation2d(0)), config);
MecanumControllerCommand mecanumControllerCommand = new MecanumControllerCommand(exampleTrajectory, m_robotDrive::getPose, DriveConstants.kFeedforward, DriveConstants.kDriveKinematics, // Position contollers
new PIDController(AutoConstants.kPXController, 0, 0), new PIDController(AutoConstants.kPYController, 0, 0), new ProfiledPIDController(AutoConstants.kPThetaController, 0, 0, AutoConstants.kThetaControllerConstraints), // Needed for normalizing wheel speeds
AutoConstants.kMaxSpeedMetersPerSecond, // Velocity PID's
new PIDController(DriveConstants.kPFrontLeftVel, 0, 0), new PIDController(DriveConstants.kPRearLeftVel, 0, 0), new PIDController(DriveConstants.kPFrontRightVel, 0, 0), new PIDController(DriveConstants.kPRearRightVel, 0, 0), m_robotDrive::getCurrentWheelSpeeds, // Consumer for the output motor voltages
m_robotDrive::setDriveMotorControllersVolts, m_robotDrive);
// Reset odometry to the starting pose of the trajectory.
m_robotDrive.resetOdometry(exampleTrajectory.getInitialPose());
// Run path following command, then stop at the end.
return mecanumControllerCommand.andThen(() -> m_robotDrive.drive(0, 0, 0, false));
}
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