mirror of
https://github.com/Team4388/2023WayOfTheRobot.git
synced 2026-06-09 00:37:59 -06:00
integrated gyro + odometry, trying to fix drift
This commit is contained in:
Abhi
@@ -4,20 +4,28 @@
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package frc4388.robot.subsystems;
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import com.ctre.phoenix.motorcontrol.TalonFXControlMode;
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import edu.wpi.first.math.geometry.Pose2d;
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import edu.wpi.first.math.geometry.Rotation2d;
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import edu.wpi.first.math.geometry.Translation2d;
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import edu.wpi.first.math.kinematics.ChassisSpeeds;
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import edu.wpi.first.math.kinematics.SwerveDriveKinematics;
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import edu.wpi.first.math.kinematics.SwerveDriveOdometry;
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import edu.wpi.first.math.kinematics.SwerveModulePosition;
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import edu.wpi.first.math.kinematics.SwerveModuleState;
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import edu.wpi.first.math.util.Units;
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import edu.wpi.first.wpilibj.smartdashboard.SmartDashboard;
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import edu.wpi.first.wpilibj2.command.SubsystemBase;
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import frc4388.robot.Constants.SwerveDriveConstants;
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import frc4388.utility.RobotGyro;
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public class SwerveDrive extends SubsystemBase {
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public SwerveModule leftFront;
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public SwerveModule rightFront;
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public SwerveModule leftBack;
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public SwerveModule rightBack;
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private SwerveModule leftFront;
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private SwerveModule rightFront;
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private SwerveModule leftBack;
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private SwerveModule rightBack;
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private SwerveModule[] modules;
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@@ -26,27 +34,32 @@ public class SwerveDrive extends SubsystemBase {
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private Translation2d leftBackLocation = new Translation2d(-Units.inchesToMeters(SwerveDriveConstants.HALF_HEIGHT), Units.inchesToMeters(SwerveDriveConstants.HALF_WIDTH));
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private Translation2d rightBackLocation = new Translation2d(-Units.inchesToMeters(SwerveDriveConstants.HALF_HEIGHT), -Units.inchesToMeters(SwerveDriveConstants.HALF_WIDTH));
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private SwerveDriveKinematics kinematics = new SwerveDriveKinematics(leftFrontLocation, rightFrontLocation, leftBackLocation, rightBackLocation);
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private SwerveDriveKinematics kinematics = new SwerveDriveKinematics(leftFrontLocation, rightFrontLocation, leftBackLocation, rightBackLocation);
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// private SwerveDriveOdometry odometry = new SwerveDriveOdometry(
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// kinematics,
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// gyro.getRotation2d(),
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// new SwerveModulePosition[] {
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// leftFront.getPosition(),
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// rightFront.getPosition(),
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// leftBack.getPosition(),
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// rightBack.getPosition()
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// }
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// );
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private RobotGyro gyro;
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private SwerveDriveOdometry odometry;
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public double speedAdjust = SwerveDriveConstants.Conversions.JOYSTICK_TO_METERS_PER_SECOND_SLOW; // * slow by default
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/** Creates a new SwerveDrive. */
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public SwerveDrive(SwerveModule leftFront, SwerveModule rightFront, SwerveModule leftBack, SwerveModule rightBack) {//, RobotGyro gyro) {
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public SwerveDrive(SwerveModule leftFront, SwerveModule rightFront, SwerveModule leftBack, SwerveModule rightBack, RobotGyro gyro) {
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this.leftFront = leftFront;
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this.rightFront = rightFront;
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this.leftBack = leftBack;
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this.rightBack = rightBack;
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this.gyro = gyro;
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this.odometry = new SwerveDriveOdometry(
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kinematics,
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gyro.getRotation2d(),
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new SwerveModulePosition[] {
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leftFront.getPosition(),
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rightFront.getPosition(),
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leftBack.getPosition(),
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rightBack.getPosition()
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}
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);
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this.modules = new SwerveModule[] {this.leftFront, this.rightFront, this.leftBack, this.rightBack};
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}
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@@ -54,11 +67,23 @@ public class SwerveDrive extends SubsystemBase {
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// WPILib swerve drive example
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public void drive(double xSpeed, double ySpeed, double rot, boolean fieldRelative) {
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// SwerveModuleState[] states = kinematics.toSwerveModuleStates(
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// fieldRelative ? ChassisSpeeds.fromFieldRelativeSpeeds(xSpeed, ySpeed, rot, gyro.getRotation2d())
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// fieldRelative ? ChassisSpeeds.fromFieldRelativeSpeeds(xSpeed, ySpeed, rot, Rotation2d.fromDegrees(-gyro.getRotation2d().getDegrees()))
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// : new ChassisSpeeds(xSpeed, ySpeed, rot)
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// );
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SwerveModuleState[] states = kinematics.toSwerveModuleStates(new ChassisSpeeds(xSpeed, ySpeed, rot * SwerveDriveConstants.ROTATION_SPEED));
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SwerveModuleState[] states = kinematics.toSwerveModuleStates(new ChassisSpeeds(0.3, 0, 0));
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// // SwerveModuleState[] states = kinematics.toSwerveModuleStates(new ChassisSpeeds(xSpeed, ySpeed, rot * SwerveDriveConstants.ROTATION_SPEED));
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setModuleStates(states);
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// modules[0].getDriveMotor().set(0.2);
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// modules[1].getDriveMotor().set(0.2);
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// modules[2].getDriveMotor().set(0.2);
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// modules[3].getDriveMotor().set(0.2);
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// modules[0].getAngleMotor().set(TalonFXControlMode.Position, 1017);
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// modules[1].getAngleMotor().set(TalonFXControlMode.Position, 509);
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// modules[2].getAngleMotor().set(TalonFXControlMode.Position, 683);
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// modules[3].getAngleMotor().set(TalonFXControlMode.Position, 1816);
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}
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/**
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@@ -74,62 +99,62 @@ public class SwerveDrive extends SubsystemBase {
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}
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}
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public double getGyroAngle() {
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return gyro.getAngle();
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}
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public void resetGyro() {
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gyro.reset();
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setOdometry(getOdometry());
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}
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/**
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* Updates the odometry of the SwerveDrive.
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*/
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// public void updateOdometry() {
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// odometry.update(
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// gyro.getRotation2d(),
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// new SwerveModulePosition[] {
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// leftFront.getPosition(),
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// rightFront.getPosition(),
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// leftBack.getPosition(),
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// rightBack.getPosition()
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// }
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// );
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// }
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public void updateOdometry() {
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odometry.update(
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gyro.getRotation2d(),
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new SwerveModulePosition[] {
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leftFront.getPosition(),
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rightFront.getPosition(),
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leftBack.getPosition(),
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rightBack.getPosition()
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}
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);
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}
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/**
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* Gets the odometry of the SwerveDrive.
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* @return The odometry of the SwerveDrive as a Pose2d object (xMeters, yMeters, theta).
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*/
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// public Pose2d getOdometry() {
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// return odometry.getPoseMeters();
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// }
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public Pose2d getOdometry() {
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return odometry.getPoseMeters();
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}
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/**
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* Sets the odometry of the SwerveDrive.
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* @param pose Pose to set the odometry to.
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*/
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// public void setOdometry(Pose2d pose) {
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// odometry.resetPosition(
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// gyro.getRotation2d(),
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// new SwerveModulePosition[] {
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// leftFront.getPosition(),
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// rightFront.getPosition(),
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// leftBack.getPosition(),
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// rightBack.getPosition()
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// },
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// pose
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// );
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// }
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public void setOdometry(Pose2d pose) {
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odometry.resetPosition(
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gyro.getRotation2d(),
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new SwerveModulePosition[] {
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leftFront.getPosition(),
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rightFront.getPosition(),
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leftBack.getPosition(),
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rightBack.getPosition()
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},
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pose
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);
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}
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/**
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* Resets the odometry of the SwerveDrive to 0.
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* *NOTE: If you reset your gyroscope or wheel encoders, this method MUST be called with the new gyro angle and wheel encoder positions.
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* *NOTE: If you reset your gyro, this method MUST be called with the new gyro angle and wheel encoder positions.
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*/
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// public void resetOdometry() {
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// odometry.resetPosition(
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// gyro.getRotation2d(),
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// new SwerveModulePosition[] {
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// leftFront.getPosition(),
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// rightFront.getPosition(),
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// leftBack.getPosition(),
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// rightBack.getPosition()
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// },
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// new Pose2d()
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// );
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// }
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public void resetOdometry() {
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setOdometry(new Pose2d());
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}
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public SwerveDriveKinematics getKinematics() {
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return this.kinematics;
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@@ -138,7 +163,27 @@ public class SwerveDrive extends SubsystemBase {
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@Override
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public void periodic() {
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// This method will be called once per scheduler run
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// updateOdometry();
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updateOdometry();
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// SmartDashboard.putNumberArray("Odometry", new double[] {getOdometry().getX(), getOdometry().getY(), getOdometry().getRotation().getDegrees()});
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// SmartDashboard.putNumber("LF CC Angle", modules[0].getAngle().getDegrees());
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// SmartDashboard.putNumber("RF CC Angle", modules[1].getAngle().getDegrees());
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// SmartDashboard.putNumber("LB CC Angle", modules[2].getAngle().getDegrees());
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// SmartDashboard.putNumber("RB CC Angle", modules[3].getAngle().getDegrees());
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SmartDashboard.putNumber("LF Vel", modules[0].getDriveVel());
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SmartDashboard.putNumber("RF Vel", modules[1].getDriveVel());
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SmartDashboard.putNumber("LB Vel", modules[2].getDriveVel());
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SmartDashboard.putNumber("RB Vel", modules[3].getDriveVel());
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SmartDashboard.putNumber("Gyro Angle", getGyroAngle());
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SmartDashboard.putNumber("LF Pos", modules[0].getDrivePos());
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SmartDashboard.putNumber("RF Pos", modules[1].getDrivePos());
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SmartDashboard.putNumber("LB Pos", modules[2].getDrivePos());
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SmartDashboard.putNumber("RB Pos", modules[3].getDrivePos());
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}
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/**
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