362 lines
16 KiB
Java
362 lines
16 KiB
Java
package frc.robot.subsystems;
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import java.util.Optional;
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import java.util.function.Supplier;
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import com.ctre.phoenix6.Utils;
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import com.ctre.phoenix6.swerve.SwerveDrivetrainConstants;
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import com.ctre.phoenix6.swerve.SwerveModuleConstants;
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import com.ctre.phoenix6.swerve.SwerveRequest;
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import com.pathplanner.lib.auto.AutoBuilder;
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import com.pathplanner.lib.config.PIDConstants;
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import com.pathplanner.lib.config.RobotConfig;
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import com.pathplanner.lib.controllers.PPHolonomicDriveController;
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import edu.wpi.first.math.Matrix;
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import edu.wpi.first.math.VecBuilder;
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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.kinematics.ChassisSpeeds;
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import edu.wpi.first.math.numbers.N1;
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import edu.wpi.first.math.numbers.N3;
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import edu.wpi.first.wpilibj.DriverStation;
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import edu.wpi.first.wpilibj.DriverStation.Alliance;
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import edu.wpi.first.wpilibj.smartdashboard.Field2d;
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import edu.wpi.first.wpilibj.smartdashboard.SmartDashboard;
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import edu.wpi.first.wpilibj2.command.Command;
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import edu.wpi.first.wpilibj2.command.Subsystem;
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import frc.robot.Constants.DriveMode;
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import frc.robot.generated.TunerConstants.TunerSwerveDrivetrain;
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import frc.robot.Constants;
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import edu.wpi.first.networktables.*;
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/**
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* Class that extends the Phoenix 6 SwerveDrivetrain class and implements
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* Subsystem so it can easily be used in command-based projects.
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*
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* Generated by the 2026 Tuner X Swerve Project Generator
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* https://v6.docs.ctr-electronics.com/en/stable/docs/tuner/tuner-swerve/index.html
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*/
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public class CommandSwerveDrivetrain extends TunerSwerveDrivetrain implements Subsystem {
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/* Blue alliance sees forward as 0 degrees (toward red alliance wall) */
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private static final Rotation2d kBlueAlliancePerspectiveRotation = Rotation2d.kZero;
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/* Red alliance sees forward as 180 degrees (toward blue alliance wall) */
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private static final Rotation2d kRedAlliancePerspectiveRotation = Rotation2d.kCW_90deg;
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/* Keep track if we've ever applied the operator perspective before or not */
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private boolean m_hasAppliedOperatorPerspective = false;
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private DriveMode m_driveMode = DriveMode.OTHER;
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private NetworkTable positioningNetworkTable;
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private NetworkTable ll_shooter_NT;
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private NetworkTable ll_intaker_NT;
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private NetworkTable driveNetworkTable;
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private final StructPublisher<Pose2d> posePub =
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NetworkTableInstance.getDefault()
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.getStructTopic("/Odometry/RobotPose", Pose2d.struct)
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.publish();
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private Field2d m_field;
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private Field2d shooter_ll_field;
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private Field2d intaker_ll_field;
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public CommandSwerveDrivetrain(
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SwerveDrivetrainConstants drivetrainConstants,
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SwerveModuleConstants<?, ?, ?>... modules
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) {
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super(drivetrainConstants, modules);
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m_field = new Field2d();
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shooter_ll_field = new Field2d();
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intaker_ll_field = new Field2d();
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SmartDashboard.putData("Field", m_field);
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SmartDashboard.putData("PositioningShooterll", shooter_ll_field);
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SmartDashboard.putData("PositioningIntakerll", intaker_ll_field);
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LimelightHelpers.SetIMUMode(Constants.Limelight.LIMELIGHT_NAME_Shooter, 1);
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LimelightHelpers.SetIMUMode(Constants.Limelight.LIMELIGHT_NAME_Intaker, 1);
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positioningNetworkTable = NetworkTableInstance.getDefault().getTable("Positioning");
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driveNetworkTable = NetworkTableInstance.getDefault().getTable("Drive");
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ll_shooter_NT = NetworkTableInstance.getDefault().getTable("Positioning/limelight-shooter");
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ll_intaker_NT = NetworkTableInstance.getDefault().getTable("Positioning/limelight-intaker");
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configueAutoBuilder();
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}
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private void configueAutoBuilder(){
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RobotConfig config;
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try {
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config = RobotConfig.fromGUISettings();
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} catch (Exception e) {
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throw new RuntimeException("Failed to load PathPlanner RobotConfig", e);
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}
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AutoBuilder.configure(
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this::getPose, // 当前机器人 Pose
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this::resetPose, // 重置里程计
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this::getRobotRelativeSpeeds, // ROBOT RELATIVE speeds
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(speeds, feedforwards) -> driveRobotRelative(speeds), // 用 speeds 驱动机器人
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new PPHolonomicDriveController(
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new PIDConstants(5.0, 0.0, 0.0), // X/Y PID
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new PIDConstants(5.0, 0.0, 0.0) // Theta PID
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),
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config,
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() -> false,
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this
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);
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}
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public Pose2d getPose() {
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return getState().Pose;
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}
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public ChassisSpeeds getRobotRelativeSpeeds() {
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return getState().Speeds;
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}
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public void driveRobotRelative(ChassisSpeeds speeds) {
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ChassisSpeeds scaled = new ChassisSpeeds(
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speeds.vxMetersPerSecond, // X 不变
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speeds.vyMetersPerSecond, // Y 不变
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speeds.omegaRadiansPerSecond * 1.3 // 只放大旋转
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);
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setControl(
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new SwerveRequest.ApplyRobotSpeeds().withSpeeds(scaled)
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);
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}
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private static final double kMaxVisionJumpMeters = 1.0;
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private static final double kMaxOmegaDegPerSec = 360.0;
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/**
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* Returns a command that applies the specified control request to this swerve drivetrain.
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*
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* @param request Function returning the request to apply
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* @return Command to run
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*/
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public Command applyRequest(Supplier<SwerveRequest> request) {
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return run(() -> this.setControl(request.get()));
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}
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public Command applyRequest(Supplier<SwerveRequest> requestSupplier, Supplier<DriveMode> driveModeSupplier) {
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return run(() -> {
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DriveMode mode = driveModeSupplier.get();
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m_driveMode = mode;
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this.setControl(requestSupplier.get());
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});
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}
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public void forceUsingLimelightMT2() {
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LimelightHelpers.PoseEstimate mt2 =
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LimelightHelpers.getBotPoseEstimate_wpiBlue_MegaTag2(Constants.Limelight.LIMELIGHT_NAME_Shooter);
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if (mt2 == null || mt2.tagCount == 0) {
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return;
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}
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var stdDevs = VecBuilder.fill(0.7, 0.7, 9999999);
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addVisionMeasurement(mt2.pose, mt2.timestampSeconds, stdDevs);
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}
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private void fuseLimelightMT2() {
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Pose2d current = getState().Pose;
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LimelightHelpers.PoseEstimate mt2_shooter =
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getLimelightPoseEstimate(Constants.Limelight.LIMELIGHT_NAME_Shooter);
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LimelightHelpers.PoseEstimate mt2_intaker =
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getLimelightPoseEstimate(Constants.Limelight.LIMELIGHT_NAME_Intaker);
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boolean shooterAvailable = ifLimelightPositioningAvailable(mt2_shooter, current);
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boolean intakerAvailable = ifLimelightPositioningAvailable(mt2_intaker, current);
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ll_shooter_NT.getEntry("available").setBoolean(shooterAvailable);
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ll_intaker_NT.getEntry("available").setBoolean(intakerAvailable);
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ll_shooter_NT.getEntry("TagCount").setNumber(mt2_shooter != null ? mt2_shooter.tagCount : 0);
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ll_intaker_NT.getEntry("TagCount").setNumber(mt2_intaker != null ? mt2_intaker.tagCount : 0);
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LimelightHelpers.PoseEstimate mt2_final = null;
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if(!shooterAvailable && !intakerAvailable) {
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positioningNetworkTable.getEntry("MetaTag2Available").setBoolean(false);
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positioningNetworkTable.getEntry("Usingll").setString("None");
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//positioningNetworkTable.getEntry("MetaTag2DistanceDifference").setDouble(Double.NaN);
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return;
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}else if (shooterAvailable && !intakerAvailable) {
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double shooterDistance = current.getTranslation().getDistance(mt2_shooter.pose.getTranslation());
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ll_shooter_NT.getEntry("Distance").setDouble(shooterDistance);
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ll_shooter_NT.getEntry("X").setDouble(mt2_shooter.pose.getX());
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ll_shooter_NT.getEntry("Y").setDouble(mt2_shooter.pose.getY());
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positioningNetworkTable.getEntry("MetaTag2Available").setBoolean(true);
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positioningNetworkTable.getEntry("Usingll").setString("Shooter");
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//positioningNetworkTable.getEntry("MetaTag2DistanceDifference").setDouble(Double.NaN);
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mt2_final = mt2_shooter;
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}else if (!shooterAvailable && intakerAvailable) {
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double intakerDistance = current.getTranslation().getDistance(mt2_intaker.pose.getTranslation());
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ll_intaker_NT.getEntry("Distance").setDouble(intakerDistance);
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ll_intaker_NT.getEntry("X").setDouble(mt2_intaker.pose.getX());
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ll_intaker_NT.getEntry("Y").setDouble(mt2_intaker.pose.getY());
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positioningNetworkTable.getEntry("MetaTag2Available").setBoolean(true);
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positioningNetworkTable.getEntry("Usingll").setString("Intaker");
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//positioningNetworkTable.getEntry("MetaTag2DistanceDifference").setDouble(Double.NaN);
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mt2_final = mt2_intaker;
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}else {
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// 两个都可用时的策略：这里简单选更近的，你也
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double shooterDistance = current.getTranslation().getDistance(mt2_shooter.pose.getTranslation());
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double intakerDistance = current.getTranslation().getDistance(mt2_intaker.pose.getTranslation());
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double difference = mt2_shooter.pose.getTranslation().getDistance(mt2_intaker.pose.getTranslation());
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ll_shooter_NT.getEntry("Distance").setDouble(shooterDistance);
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ll_intaker_NT.getEntry("Distance").setDouble(intakerDistance);
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ll_shooter_NT.getEntry("X").setDouble(mt2_shooter.pose.getX());
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ll_shooter_NT.getEntry("Y").setDouble(mt2_shooter.pose.getY());
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ll_intaker_NT.getEntry("X").setDouble(mt2_intaker.pose.getX());
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ll_intaker_NT.getEntry("Y").setDouble(mt2_intaker.pose.getY());
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positioningNetworkTable.getEntry("MetaTag2DistanceDifference").setDouble(difference);
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positioningNetworkTable.getEntry("MetaTag2XDifference").setDouble(Math.abs(mt2_shooter.pose.getX() - mt2_intaker.pose.getX()));
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positioningNetworkTable.getEntry("MetaTag2YDifference").setDouble(Math.abs(mt2_shooter.pose.getY() - mt2_intaker.pose.getY()));
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positioningNetworkTable.getEntry("Usingll").setString(shooterDistance <= intakerDistance ? "ChosenShooter" : "ChosenIntaker");
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mt2_final = shooterDistance <= intakerDistance ? mt2_shooter : mt2_intaker;
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}
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Pose2d mt2Pose = mt2_final.pose;
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double distance = current.getTranslation().getDistance(mt2Pose.getTranslation());
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Rotation2d deltaRotation = current.getRotation().minus(mt2Pose.getRotation());
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positioningNetworkTable.getEntry("CurrentPoseX").setDouble(current.getX());
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positioningNetworkTable.getEntry("CurrentPoseY").setDouble(current.getY());
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positioningNetworkTable.getEntry("MetaTag2PoseX").setDouble(mt2Pose.getX());
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positioningNetworkTable.getEntry("MetaTag2PoseY").setDouble(mt2Pose.getY());
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positioningNetworkTable.getEntry("PoseDistance").setDouble(distance);
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positioningNetworkTable.getEntry("RotationDifference").setDouble(Math.abs(deltaRotation.getDegrees()));
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// 4) 设置测量噪声（示例：theta 基本不信任就给极大）
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// 你也可以根据 mt2.avgTagDist / mt2.tagSpan 动态调
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var stdDevs = VecBuilder.fill(0.7, 0.7, 9999999);
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// 5) 融合：注意 timestampSeconds 的处理
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addVisionMeasurement(mt2_final.pose, mt2_final.timestampSeconds, stdDevs);
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positioningNetworkTable.getEntry("MetaTag2Available").setBoolean(true);
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}
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private LimelightHelpers.PoseEstimate getLimelightPoseEstimate(String limelightName) {
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if (Constants.Limelight.UsingMetaTag2) {
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return LimelightHelpers.getBotPoseEstimate_wpiBlue_MegaTag2(limelightName);
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}
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return LimelightHelpers.getBotPoseEstimate_wpiBlue(limelightName);
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}
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private boolean ifLimelightPositioningAvailable(LimelightHelpers.PoseEstimate mt2, Pose2d currentPose) {
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// 1) 没看到 tag：拒绝
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if (mt2 == null || mt2.tagCount == 0) {
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return false;
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}
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// 2) 转太快：拒绝（角速度你可以从 Pigeon2 或 drivetrain state 拿）
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double omegaDegPerSec = getPigeon2().getAngularVelocityZWorld().getValueAsDouble(); // 若你有这个信号
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if (Math.abs(omegaDegPerSec) > kMaxOmegaDegPerSec) {
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System.out.println("NoUsingMetaTag2ForTooFastRotationSpeed");
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return false;
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}
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// 3) 跳变太大：拒绝（Phoenix6 推荐的稳定策略）
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//Pose2d current = getState().Pose;
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if (currentPose.getTranslation().getDistance(mt2.pose.getTranslation()) > kMaxVisionJumpMeters) {
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System.out.println("NoUsingMetaTag2ForTooChangingPose");
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return false;
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}
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return true;
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}
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@Override
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public void periodic() {
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Pose2d pose = getState().Pose;
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m_field.setRobotPose(pose);
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posePub.set(pose);
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shooter_ll_field.setRobotPose(LimelightHelpers.getBotPoseEstimate_wpiBlue_MegaTag2(Constants.Limelight.LIMELIGHT_NAME_Shooter).pose);
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intaker_ll_field.setRobotPose(LimelightHelpers.getBotPoseEstimate_wpiBlue_MegaTag2(Constants.Limelight.LIMELIGHT_NAME_Intaker).pose);
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driveNetworkTable.getEntry("YawFromState").setDouble(getState().Pose.getRotation().getDegrees());
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driveNetworkTable.getEntry("DriveMode").setString(m_driveMode.name());
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driveNetworkTable.getEntry("IsFieldCentric").setBoolean(m_driveMode == DriveMode.FIELD_CENTRIC);
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// 1) 每帧喂给 LL：机器人当前 yaw（度），其余先全 0
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LimelightHelpers.SetRobotOrientation(
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Constants.Limelight.LIMELIGHT_NAME_Shooter,
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pose.getRotation().getDegrees(), // 关键：要符合 wpiBlue 约定
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0, 0, 0, 0, 0
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);
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LimelightHelpers.SetRobotOrientation(
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Constants.Limelight.LIMELIGHT_NAME_Intaker,
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pose.getRotation().getDegrees(), // 关键：要符合 wpiBlue 约定
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0, 0, 0, 0, 0
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);
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fuseLimelightMT2();
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if (!m_hasAppliedOperatorPerspective || DriverStation.isDisabled()) {
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DriverStation.getAlliance().ifPresent(allianceColor -> {
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setOperatorPerspectiveForward(
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allianceColor == Alliance.Red
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? kRedAlliancePerspectiveRotation
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: kBlueAlliancePerspectiveRotation
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);
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m_hasAppliedOperatorPerspective = true;
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});
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}
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}
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/**
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* Adds a vision measurement to the Kalman Filter. This will correct the odometry pose estimate
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* while still accounting for measurement noise.
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*
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* @param visionRobotPoseMeters The pose of the robot as measured by the vision camera.
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* @param timestampSeconds The timestamp of the vision measurement in seconds.
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*/
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@Override
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public void addVisionMeasurement(Pose2d visionRobotPoseMeters, double timestampSeconds) {
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super.addVisionMeasurement(visionRobotPoseMeters, Utils.fpgaToCurrentTime(timestampSeconds));
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}
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/**
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* Adds a vision measurement to the Kalman Filter. This will correct the odometry pose estimate
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* while still accounting for measurement noise.
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* <p>
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* Note that the vision measurement standard deviations passed into this method
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* will continue to apply to future measurements until a subsequent call to
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* {@link #setVisionMeasurementStdDevs(Matrix)} or this method.
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*
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* @param visionRobotPoseMeters The pose of the robot as measured by the vision camera.
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* @param timestampSeconds The timestamp of the vision measurement in seconds.
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* @param visionMeasurementStdDevs Standard deviations of the vision pose measurement
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* in the form [x, y, theta]ᵀ, with units in meters and radians.
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*/
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@Override
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public void addVisionMeasurement(
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Pose2d visionRobotPoseMeters,
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double timestampSeconds,
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Matrix<N3, N1> visionMeasurementStdDevs
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) {
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super.addVisionMeasurement(visionRobotPoseMeters, Utils.fpgaToCurrentTime(timestampSeconds), visionMeasurementStdDevs);
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}
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/**
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* Return the pose at a given timestamp, if the buffer is not empty.
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*
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* @param timestampSeconds The timestamp of the pose in seconds.
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* @return The pose at the given timestamp (or Optional.empty() if the buffer is empty).
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*/
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@Override
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public Optional<Pose2d> samplePoseAt(double timestampSeconds) {
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return super.samplePoseAt(Utils.fpgaToCurrentTime(timestampSeconds));
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}
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}
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