8 Commits

11 changed files with 392 additions and 77 deletions

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@@ -14,12 +14,16 @@ import frc.robot.subsystems.Drivetrain;
import frc.robot.subsystems.Elevator; import frc.robot.subsystems.Elevator;
import frc.robot.subsystems.Indexer; import frc.robot.subsystems.Indexer;
import frc.robot.subsystems.Manipulator; import frc.robot.subsystems.Manipulator;
import com.pathplanner.lib.auto.AutoBuilder;
import com.pathplanner.lib.auto.NamedCommands;
import edu.wpi.first.wpilibj.shuffleboard.BuiltInWidgets; import edu.wpi.first.wpilibj.shuffleboard.BuiltInWidgets;
import edu.wpi.first.wpilibj.shuffleboard.Shuffleboard; import edu.wpi.first.wpilibj.shuffleboard.Shuffleboard;
import edu.wpi.first.wpilibj.shuffleboard.ShuffleboardTab; import edu.wpi.first.wpilibj.shuffleboard.ShuffleboardTab;
import edu.wpi.first.wpilibj.smartdashboard.SendableChooser;
import edu.wpi.first.wpilibj2.command.Command; import edu.wpi.first.wpilibj2.command.Command;
import edu.wpi.first.wpilibj2.command.Commands; import edu.wpi.first.wpilibj2.command.Commands;
import edu.wpi.first.wpilibj2.command.PrintCommand;
import edu.wpi.first.wpilibj2.command.button.CommandXboxController; import edu.wpi.first.wpilibj2.command.button.CommandXboxController;
public class RobotContainer { public class RobotContainer {
@@ -40,6 +44,8 @@ public class RobotContainer {
private CommandXboxController driver; private CommandXboxController driver;
private CommandXboxController operator; private CommandXboxController operator;
private SendableChooser<Command> autoChooser;
public RobotContainer() { public RobotContainer() {
arm = new Arm(); arm = new Arm();
@@ -58,8 +64,12 @@ public class RobotContainer {
driver = new CommandXboxController(OIConstants.kDriverControllerPort); driver = new CommandXboxController(OIConstants.kDriverControllerPort);
operator = new CommandXboxController(OIConstants.kOperatorControllerPort); operator = new CommandXboxController(OIConstants.kOperatorControllerPort);
autoChooser = AutoBuilder.buildAutoChooser();
configureButtonBindings(); configureButtonBindings();
configureNamedCommands();
configureShuffleboard(); configureShuffleboard();
} }
@@ -86,7 +96,7 @@ public class RobotContainer {
); );
elevator.setDefaultCommand( elevator.setDefaultCommand(
elevator.runElevator(operator::getLeftY) elevator.runAssistedElevator(operator::getLeftY)
); );
indexer.setDefaultCommand( indexer.setDefaultCommand(
@@ -148,10 +158,22 @@ public class RobotContainer {
); );
} }
private void configureNamedCommands() {
NamedCommands.registerCommand("Drivetrain Set X", drivetrain.setXCommand());
}
//creates tabs and transforms them on the shuffleboard //creates tabs and transforms them on the shuffleboard
private void configureShuffleboard() { private void configureShuffleboard() {
ShuffleboardTab autoTab = Shuffleboard.getTab(OIConstants.kAutoTab);
ShuffleboardTab sensorTab = Shuffleboard.getTab(OIConstants.kSensorsTab); ShuffleboardTab sensorTab = Shuffleboard.getTab(OIConstants.kSensorsTab);
Shuffleboard.selectTab(OIConstants.kAutoTab);
autoTab.add("Auto Selection", autoChooser)
.withSize(2, 1)
.withPosition(0, 0)
.withWidget(BuiltInWidgets.kComboBoxChooser);
sensorTab.addDouble("ElevatorPosition", elevator::getEncoderPosition) sensorTab.addDouble("ElevatorPosition", elevator::getEncoderPosition)
.withSize(2, 1) .withSize(2, 1)
.withPosition(0, 0) .withPosition(0, 0)
@@ -164,7 +186,7 @@ public class RobotContainer {
} }
public Command getAutonomousCommand() { public Command getAutonomousCommand() {
return new PrintCommand("NO AUTO DEFINED"); return autoChooser.getSelected();
} }
//teleop routines //teleop routines
@@ -222,4 +244,14 @@ public class RobotContainer {
() -> elevatorFirst () -> elevatorFirst
); );
} }
}
/*
* A moveManipulator method that will guarantee a safe movement.
* Here in case we need want to skip moveManipulator debugging
*/
@SuppressWarnings("unused")
private Command safeMoveManipulator(double elevatorPosition, double armPosition) {
return moveManipulatorUtil(elevatorPosition, ArmConstants.kArmSafeStowPosition, false, true)
.andThen(arm.goToSetpoint(armPosition, 2));
}
}

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@@ -1,15 +1,37 @@
package frc.robot.constants; package frc.robot.constants;
import static edu.wpi.first.units.Units.Volts;
import static edu.wpi.first.units.Units.Second;
import static edu.wpi.first.units.Units.Seconds;
import com.ctre.phoenix6.configs.CANcoderConfiguration; import com.ctre.phoenix6.configs.CANcoderConfiguration;
import com.ctre.phoenix6.signals.SensorDirectionValue;
import com.revrobotics.spark.config.SparkMaxConfig;
import com.revrobotics.spark.config.SparkBaseConfig.IdleMode;
import edu.wpi.first.math.util.Units;
import edu.wpi.first.wpilibj2.command.sysid.SysIdRoutine;
import edu.wpi.first.wpilibj2.command.sysid.SysIdRoutine.Config;
public class ArmConstants { public class ArmConstants {
public static final int kArmMotorID = 0; public static final int kArmMotorID = 0;
public static final int kCANcoderID = 0; public static final int kCANcoderID = 0;
public static final double kEncoderConversionFactor = 0; public static final int kMotorAmpsMax = 0;
public static final double kArmMaxVelocity = 0; public static final double kArmMaxVelocity = 0;
public static final double kPositionalP = 0;
public static final double kPositionalI = 0;
public static final double kPositionalD = 0;
public static final double kPositionalTolerance = Units.degreesToRadians(1);
public static final double kVelocityP = 0;
public static final double kVelocityI = 0;
public static final double kVelocityD = 0;
// TODO Is this reasonable?
public static final double kVelocityTolerance = Units.degreesToRadians(3) / 60;
public static final double kArmCoralIntakePosition = 0; public static final double kArmCoralIntakePosition = 0;
public static final double kArmL1Position = 0; public static final double kArmL1Position = 0;
public static final double kArmL2Position = 0; public static final double kArmL2Position = 0;
@@ -19,7 +41,39 @@ public class ArmConstants {
public static final double kArmL3AlgaePosition = 0; public static final double kArmL3AlgaePosition = 0;
public static final double kArmSafeStowPosition = 0; public static final double kArmSafeStowPosition = 0;
public static final double kMagnetOffset = 0.0;
public static final double kAbsoluteSensorDiscontinuityPoint = 0.0;
public static final double kSysIDRampRate = 1;
public static final double kSysIDStepVolts = 7;
public static final double kSysIDTimeout = 10;
public static final SensorDirectionValue kSensorDirection = SensorDirectionValue.CounterClockwise_Positive;
public static final IdleMode kIdleMode = IdleMode.kBrake;
// YOU SHOULDN'T NEED TO CHANGE ANYTHING BELOW THIS LINE UNLESS YOU'RE ADDING A NEW CONFIG
public static final SysIdRoutine.Config kSysIDConfig = new Config(
Volts.of(kSysIDRampRate).per(Second),
Volts.of(kSysIDStepVolts),
Seconds.of(kSysIDTimeout)
);
public static final CANcoderConfiguration canCoderConfig = new CANcoderConfiguration(); public static final CANcoderConfiguration canCoderConfig = new CANcoderConfiguration();
public static final SparkMaxConfig motorConfig = new SparkMaxConfig();
static {
canCoderConfig.MagnetSensor.SensorDirection = SensorDirectionValue.CounterClockwise_Positive;
canCoderConfig.MagnetSensor.MagnetOffset = 0.0;
// TODO Need to do more reading on this setting, and how to properly offset the Arm so that horizontal is 0
//canCoderConfig.MagnetSensor.AbsoluteSensorDiscontinuityPoint = 0.5;
motorConfig
.smartCurrentLimit(kMotorAmpsMax)
.idleMode(kIdleMode);
}
} }

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@@ -1,5 +1,13 @@
package frc.robot.constants; package frc.robot.constants;
import java.io.IOException;
import org.json.simple.parser.ParseException;
import com.pathplanner.lib.config.PIDConstants;
import com.pathplanner.lib.config.RobotConfig;
import com.pathplanner.lib.controllers.PPHolonomicDriveController;
import edu.wpi.first.math.trajectory.TrapezoidProfile; import edu.wpi.first.math.trajectory.TrapezoidProfile;
public class AutoConstants { public class AutoConstants {
@@ -15,4 +23,21 @@ public class AutoConstants {
// Constraint for the motion profiled robot angle controller // Constraint for the motion profiled robot angle controller
public static final TrapezoidProfile.Constraints kThetaControllerConstraints = new TrapezoidProfile.Constraints( public static final TrapezoidProfile.Constraints kThetaControllerConstraints = new TrapezoidProfile.Constraints(
kMaxAngularSpeedRadiansPerSecond, kMaxAngularSpeedRadiansPerSecondSquared); kMaxAngularSpeedRadiansPerSecond, kMaxAngularSpeedRadiansPerSecondSquared);
// TODO This is a constant being managed like a static rewriteable variable
public static RobotConfig kRobotConfig;
public static final PPHolonomicDriveController kPPDriveController = new PPHolonomicDriveController(
new PIDConstants(kPXController, 0, 0),
new PIDConstants(kPYController, 0, 0)
);
static {
try {
kRobotConfig = RobotConfig.fromGUISettings();
} catch (IOException | ParseException e) {
System.err.println("FAILED TO READ ROBOTCONFIG, WAS THE CONFIG SET UP IN PATHPLANNER?");
e.printStackTrace();
}
}
} }

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@@ -43,6 +43,7 @@ public class ElevatorConstants {
public static final double kElevatorL2AlgaePosition = 0; public static final double kElevatorL2AlgaePosition = 0;
public static final double kElevatorL3AlgaePosition = 0; public static final double kElevatorL3AlgaePosition = 0;
public static final double kElevatorBracePosition = 0; public static final double kElevatorBracePosition = 0;
public static final double kElevatorMaxHeight = 0;
// 1, 7, 10 are the defaults for these, change as necessary // 1, 7, 10 are the defaults for these, change as necessary
public static final double kSysIDRampRate = 1; public static final double kSysIDRampRate = 1;

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@@ -2,6 +2,12 @@ package frc.robot.constants;
import com.revrobotics.spark.config.ClosedLoopConfig.FeedbackSensor; import com.revrobotics.spark.config.ClosedLoopConfig.FeedbackSensor;
import com.revrobotics.spark.config.SparkBaseConfig.IdleMode; import com.revrobotics.spark.config.SparkBaseConfig.IdleMode;
import com.ctre.phoenix6.configs.CurrentLimitsConfigs;
import com.ctre.phoenix6.configs.FeedbackConfigs;
import com.ctre.phoenix6.configs.MotorOutputConfigs;
import com.ctre.phoenix6.configs.Slot0Configs;
import com.ctre.phoenix6.signals.InvertedValue;
import com.ctre.phoenix6.signals.NeutralModeValue;
import com.revrobotics.spark.config.SparkMaxConfig; import com.revrobotics.spark.config.SparkMaxConfig;
public class ModuleConstants { public class ModuleConstants {
@@ -20,52 +26,73 @@ public class ModuleConstants {
public static final double kDriveWheelFreeSpeedRps = (kDrivingMotorFreeSpeedRps * kWheelCircumferenceMeters) public static final double kDriveWheelFreeSpeedRps = (kDrivingMotorFreeSpeedRps * kWheelCircumferenceMeters)
/ kDrivingMotorReduction; / kDrivingMotorReduction;
public static final int kDriveMotorCurrentLimit = 40; public static final double kDrivingFactor = kWheelDiameterMeters * Math.PI / kDrivingMotorReduction;
public static final double kTurningFactor = 2 * Math.PI;
public static final double kDrivingVelocityFeedForward = 1 / kDriveWheelFreeSpeedRps;
public static final double kDriveP = .04;
public static final double kDriveI = 0;
public static final double kDriveD = 0;
public static final double kDriveS = 0;
public static final double kDriveV = kDrivingVelocityFeedForward;
public static final double kDriveA = 0;
public static final double kTurnP = 1;
public static final double kTurnI = 0;
public static final double kTurnD = 0;
public static final int kDriveMotorStatorCurrentLimit = 120;
public static final int kTurnMotorCurrentLimit = 20; public static final int kTurnMotorCurrentLimit = 20;
public static final IdleMode kTurnIdleMode = IdleMode.kBrake;
public static final InvertedValue kDriveInversionState = InvertedValue.Clockwise_Positive;
public static final NeutralModeValue kDriveIdleMode = NeutralModeValue.Brake;
// YOU SHOULDN'T NEED TO CHANGE ANYTHING BELOW THIS LINE UNLESS YOU'RE ADDING A NEW CONFIGURATION ITEM // YOU SHOULDN'T NEED TO CHANGE ANYTHING BELOW THIS LINE UNLESS YOU'RE ADDING A NEW CONFIGURATION ITEM
public static final SparkMaxConfig drivingConfig = new SparkMaxConfig();
public static final SparkMaxConfig turningConfig = new SparkMaxConfig(); public static final SparkMaxConfig turningConfig = new SparkMaxConfig();
static { public static final FeedbackConfigs kDriveFeedConfig = new FeedbackConfigs();
// Use module constants to calculate conversion factors and feed forward gain. public static final CurrentLimitsConfigs kDriveCurrentLimitConfig = new CurrentLimitsConfigs();
double drivingFactor = kWheelDiameterMeters * Math.PI / kDrivingMotorReduction; public static final MotorOutputConfigs kDriveMotorConfig = new MotorOutputConfigs();
double turningFactor = 2 * Math.PI; public static final Slot0Configs kDriveSlot0Config = new Slot0Configs();
double drivingVelocityFeedForward = 1 / kDriveWheelFreeSpeedRps;
drivingConfig static {
.idleMode(IdleMode.kBrake) kDriveFeedConfig.SensorToMechanismRatio = kDrivingMotorReduction;
.smartCurrentLimit(kDriveMotorCurrentLimit);
drivingConfig.encoder kDriveCurrentLimitConfig.StatorCurrentLimitEnable = true;
.positionConversionFactor(drivingFactor) // meters kDriveCurrentLimitConfig.StatorCurrentLimit = kDriveMotorStatorCurrentLimit;
.velocityConversionFactor(drivingFactor / 60.0); // meters per second
drivingConfig.closedLoop kDriveMotorConfig.Inverted = kDriveInversionState;
.feedbackSensor(FeedbackSensor.kPrimaryEncoder) kDriveMotorConfig.NeutralMode = kDriveIdleMode;
// These are example gains you may need to them for your own robot!
.pid(0.04, 0, 0) kDriveSlot0Config.kP = kDriveP;
.velocityFF(drivingVelocityFeedForward) kDriveSlot0Config.kI = kDriveI;
.outputRange(-1, 1); kDriveSlot0Config.kD = kDriveD;
kDriveSlot0Config.kS = kDriveS;
kDriveSlot0Config.kV = kDriveV;
kDriveSlot0Config.kA = kDriveA;
turningConfig turningConfig
.idleMode(IdleMode.kBrake) .idleMode(kTurnIdleMode)
.smartCurrentLimit(20); .smartCurrentLimit(kTurnMotorCurrentLimit);
turningConfig.absoluteEncoder turningConfig.absoluteEncoder
// Invert the turning encoder, since the output shaft rotates in the opposite // Invert the turning encoder, since the output shaft rotates in the opposite
// direction of the steering motor in the MAXSwerve Module. // direction of the steering motor in the MAXSwerve Module.
.inverted(true) .inverted(true)
.positionConversionFactor(turningFactor) // radians .positionConversionFactor(kTurningFactor) // radians
.velocityConversionFactor(turningFactor / 60.0); // radians per second .velocityConversionFactor(kTurningFactor / 60.0); // radians per second
turningConfig.closedLoop turningConfig.closedLoop
.feedbackSensor(FeedbackSensor.kAbsoluteEncoder) .feedbackSensor(FeedbackSensor.kAbsoluteEncoder)
// These are example gains you may need to them for your own robot! // These are example gains you may need to them for your own robot!
.pid(1, 0, 0) .pid(kTurnP, kTurnI, kTurnD)
.outputRange(-1, 1) .outputRange(-1, 1)
// Enable PID wrap around for the turning motor. This will allow the PID // Enable PID wrap around for the turning motor. This will allow the PID
// controller to go through 0 to get to the setpoint i.e. going from 350 degrees // controller to go through 0 to get to the setpoint i.e. going from 350 degrees
// to 10 degrees will go through 0 rather than the other direction which is a // to 10 degrees will go through 0 rather than the other direction which is a
// longer route. // longer route.
.positionWrappingEnabled(true) .positionWrappingEnabled(true)
.positionWrappingInputRange(0, turningFactor); .positionWrappingInputRange(0, kTurningFactor);
} }
} }

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@@ -6,5 +6,6 @@ public class OIConstants {
public static final double kDriveDeadband = 0.05; public static final double kDriveDeadband = 0.05;
public static final String kSensorsTab = "SensorsTab"; public static final String kAutoTab = "Auto Tab";
public static final String kSensorsTab = "Sensors Tab";
} }

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@@ -4,6 +4,8 @@ import java.util.function.DoubleSupplier;
import com.ctre.phoenix6.hardware.CANcoder; import com.ctre.phoenix6.hardware.CANcoder;
import com.revrobotics.spark.SparkMax; import com.revrobotics.spark.SparkMax;
import com.revrobotics.spark.SparkBase.PersistMode;
import com.revrobotics.spark.SparkBase.ResetMode;
import com.revrobotics.spark.SparkLowLevel.MotorType; import com.revrobotics.spark.SparkLowLevel.MotorType;
import edu.wpi.first.math.controller.ArmFeedforward; import edu.wpi.first.math.controller.ArmFeedforward;
@@ -14,7 +16,7 @@ import edu.wpi.first.wpilibj2.command.SubsystemBase;
import frc.robot.constants.ArmConstants; import frc.robot.constants.ArmConstants;
public class Arm extends SubsystemBase { public class Arm extends SubsystemBase {
private SparkMax armMotor; protected SparkMax armMotor;
private CANcoder canCoder; private CANcoder canCoder;
@@ -29,7 +31,28 @@ public class Arm extends SubsystemBase {
MotorType.kBrushless MotorType.kBrushless
); );
armMotor.configure(ArmConstants.motorConfig, ResetMode.kResetSafeParameters, PersistMode.kPersistParameters);
positionController = new PIDController(
ArmConstants.kPositionalP,
ArmConstants.kPositionalI,
ArmConstants.kPositionalD
);
// TODO: Generate constants for continuous input range based on CANcoder configuration?
positionController.enableContinuousInput(Units.degreesToRadians(-180), Units.degreesToRadians(179));
positionController.setTolerance(ArmConstants.kPositionalTolerance);
velocityController = new PIDController(
ArmConstants.kVelocityP,
ArmConstants.kVelocityI,
ArmConstants.kVelocityD
);
velocityController.setTolerance(ArmConstants.kVelocityTolerance);
canCoder = new CANcoder(ArmConstants.kCANcoderID); canCoder = new CANcoder(ArmConstants.kCANcoderID);
canCoder.getConfigurator().apply(ArmConstants.canCoderConfig);
} }
/** /**
@@ -85,7 +108,7 @@ public class Arm extends SubsystemBase {
} }
public double getEncoderPosition() { public double getEncoderPosition() {
return Units.rotationsToRadians(canCoder.getPosition().getValueAsDouble()); return Units.rotationsToRadians(canCoder.getAbsolutePosition().getValueAsDouble());
} }
public double getEncoderVelocity() { public double getEncoderVelocity() {

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@@ -4,9 +4,14 @@
package frc.robot.subsystems; package frc.robot.subsystems;
import java.util.Optional;
import java.util.function.BooleanSupplier; import java.util.function.BooleanSupplier;
import java.util.function.DoubleSupplier; import java.util.function.DoubleSupplier;
import com.pathplanner.lib.auto.AutoBuilder;
import com.studica.frc.AHRS;
import com.studica.frc.AHRS.NavXComType;
import edu.wpi.first.math.MathUtil; import edu.wpi.first.math.MathUtil;
import edu.wpi.first.math.geometry.Pose2d; import edu.wpi.first.math.geometry.Pose2d;
import edu.wpi.first.math.geometry.Rotation2d; import edu.wpi.first.math.geometry.Rotation2d;
@@ -15,10 +20,10 @@ import edu.wpi.first.math.kinematics.SwerveDriveKinematics;
import edu.wpi.first.math.kinematics.SwerveDriveOdometry; import edu.wpi.first.math.kinematics.SwerveDriveOdometry;
import edu.wpi.first.math.kinematics.SwerveModulePosition; import edu.wpi.first.math.kinematics.SwerveModulePosition;
import edu.wpi.first.math.kinematics.SwerveModuleState; import edu.wpi.first.math.kinematics.SwerveModuleState;
import edu.wpi.first.wpilibj.ADIS16470_IMU; import edu.wpi.first.wpilibj.DriverStation;
import edu.wpi.first.wpilibj.ADIS16470_IMU.IMUAxis;
import edu.wpi.first.wpilibj2.command.Command; import edu.wpi.first.wpilibj2.command.Command;
import edu.wpi.first.wpilibj2.command.SubsystemBase; import edu.wpi.first.wpilibj2.command.SubsystemBase;
import frc.robot.constants.AutoConstants;
import frc.robot.constants.DrivetrainConstants; import frc.robot.constants.DrivetrainConstants;
import frc.robot.constants.OIConstants; import frc.robot.constants.OIConstants;
@@ -30,7 +35,7 @@ public class Drivetrain extends SubsystemBase {
protected MAXSwerveModule m_rearRight; protected MAXSwerveModule m_rearRight;
// The gyro sensor // The gyro sensor
private ADIS16470_IMU m_gyro; private AHRS ahrs;
// Odometry class for tracking robot pose // Odometry class for tracking robot pose
private SwerveDriveOdometry m_odometry; private SwerveDriveOdometry m_odometry;
@@ -61,11 +66,41 @@ public class Drivetrain extends SubsystemBase {
DrivetrainConstants.kBackRightChassisAngularOffset DrivetrainConstants.kBackRightChassisAngularOffset
); );
m_gyro = new ADIS16470_IMU(); ahrs = new AHRS(NavXComType.kMXP_SPI);
m_odometry = new SwerveDriveOdometry( m_odometry = new SwerveDriveOdometry(
DrivetrainConstants.kDriveKinematics, DrivetrainConstants.kDriveKinematics,
Rotation2d.fromDegrees(m_gyro.getAngle(IMUAxis.kZ)), Rotation2d.fromDegrees(ahrs.getAngle()),
new SwerveModulePosition[] {
m_frontLeft.getPosition(),
m_frontRight.getPosition(),
m_rearLeft.getPosition(),
m_rearRight.getPosition()
});
AutoBuilder.configure(
this::getPose,
this::resetOdometry,
this::getCurrentChassisSpeeds,
this::driveWithChassisSpeeds,
AutoConstants.kPPDriveController,
AutoConstants.kRobotConfig,
() -> {
Optional<DriverStation.Alliance> alliance = DriverStation.getAlliance();
if (alliance.isPresent()) {
return alliance.get() == DriverStation.Alliance.Red;
}
return false;
},
this
);
}
@Override
public void periodic() {
// Update the odometry in the periodic block
m_odometry.update(
Rotation2d.fromDegrees(getGyroValue()),
new SwerveModulePosition[] { new SwerveModulePosition[] {
m_frontLeft.getPosition(), m_frontLeft.getPosition(),
m_frontRight.getPosition(), m_frontRight.getPosition(),
@@ -74,17 +109,21 @@ public class Drivetrain extends SubsystemBase {
}); });
} }
@Override public ChassisSpeeds getCurrentChassisSpeeds() {
public void periodic() { return DrivetrainConstants.kDriveKinematics.toChassisSpeeds(
// Update the odometry in the periodic block m_frontLeft.getState(),
m_odometry.update( m_frontRight.getState(),
Rotation2d.fromDegrees(m_gyro.getAngle(IMUAxis.kZ)), m_rearLeft.getState(),
new SwerveModulePosition[] { m_rearRight.getState()
m_frontLeft.getPosition(), );
m_frontRight.getPosition(), }
m_rearLeft.getPosition(),
m_rearRight.getPosition() public void driveWithChassisSpeeds(ChassisSpeeds speeds) {
}); ChassisSpeeds discreteSpeeds = ChassisSpeeds.discretize(speeds, 0.2);
SwerveModuleState[] newStates = DrivetrainConstants.kDriveKinematics.toSwerveModuleStates(discreteSpeeds);
SwerveDriveKinematics.desaturateWheelSpeeds(newStates, DrivetrainConstants.kMaxSpeedMetersPerSecond);
setModuleStates(newStates);
} }
/** /**
@@ -103,7 +142,7 @@ public class Drivetrain extends SubsystemBase {
*/ */
public void resetOdometry(Pose2d pose) { public void resetOdometry(Pose2d pose) {
m_odometry.resetPosition( m_odometry.resetPosition(
Rotation2d.fromDegrees(m_gyro.getAngle(IMUAxis.kZ)), Rotation2d.fromDegrees(getGyroValue()),
new SwerveModulePosition[] { new SwerveModulePosition[] {
m_frontLeft.getPosition(), m_frontLeft.getPosition(),
m_frontRight.getPosition(), m_frontRight.getPosition(),
@@ -144,7 +183,7 @@ public class Drivetrain extends SubsystemBase {
var swerveModuleStates = DrivetrainConstants.kDriveKinematics.toSwerveModuleStates( var swerveModuleStates = DrivetrainConstants.kDriveKinematics.toSwerveModuleStates(
fieldRelative fieldRelative
? ChassisSpeeds.fromFieldRelativeSpeeds(xSpeedDelivered, ySpeedDelivered, rotDelivered, ? ChassisSpeeds.fromFieldRelativeSpeeds(xSpeedDelivered, ySpeedDelivered, rotDelivered,
Rotation2d.fromDegrees(m_gyro.getAngle(IMUAxis.kZ))) Rotation2d.fromDegrees(getGyroValue()))
: new ChassisSpeeds(xSpeedDelivered, ySpeedDelivered, rotDelivered)); : new ChassisSpeeds(xSpeedDelivered, ySpeedDelivered, rotDelivered));
SwerveDriveKinematics.desaturateWheelSpeeds( SwerveDriveKinematics.desaturateWheelSpeeds(
swerveModuleStates, DrivetrainConstants.kMaxSpeedMetersPerSecond); swerveModuleStates, DrivetrainConstants.kMaxSpeedMetersPerSecond);
@@ -194,7 +233,11 @@ public class Drivetrain extends SubsystemBase {
/** Zeroes the heading of the robot. */ /** Zeroes the heading of the robot. */
public void zeroHeading() { public void zeroHeading() {
m_gyro.reset(); ahrs.reset();;
}
public double getGyroValue() {
return ahrs.getAngle() * (DrivetrainConstants.kGyroReversed ? -1 : 1);
} }
/** /**
@@ -203,7 +246,7 @@ public class Drivetrain extends SubsystemBase {
* @return the robot's heading in degrees, from -180 to 180 * @return the robot's heading in degrees, from -180 to 180
*/ */
public double getHeading() { public double getHeading() {
return Rotation2d.fromDegrees(m_gyro.getAngle(IMUAxis.kZ)).getDegrees(); return Rotation2d.fromDegrees(getGyroValue()).getDegrees();
} }
/** /**
@@ -212,6 +255,6 @@ public class Drivetrain extends SubsystemBase {
* @return The turn rate of the robot, in degrees per second * @return The turn rate of the robot, in degrees per second
*/ */
public double getTurnRate() { public double getTurnRate() {
return m_gyro.getRate(IMUAxis.kZ) * (DrivetrainConstants.kGyroReversed ? -1.0 : 1.0); return ahrs.getRate() * (DrivetrainConstants.kGyroReversed ? -1.0 : 1.0);
} }
} }

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@@ -97,8 +97,13 @@ public class Elevator extends SubsystemBase {
return motionTarget > ElevatorConstants.kElevatorBracePosition; return motionTarget > ElevatorConstants.kElevatorBracePosition;
} }
//manual command that keeps ouput speed consistent no matter the direction /**
public Command runElevator(DoubleSupplier speed) { * A manual translation command that will move the elevator using a consistent velocity disregarding direction
*
* @param speed How fast the elevator moves
* @return Sets motor voltage to move the elevator relative to the speed parameter
*/
public Command runAssistedElevator(DoubleSupplier speed) {
return run(() -> { return run(() -> {
double realSpeedTarget = speed.getAsDouble() * ElevatorConstants.kElevatorMaxVelocity; double realSpeedTarget = speed.getAsDouble() * ElevatorConstants.kElevatorMaxVelocity;
@@ -108,11 +113,29 @@ public class Elevator extends SubsystemBase {
) + feedForward.calculate(realSpeedTarget); ) + feedForward.calculate(realSpeedTarget);
elevatorMotor1.setVoltage(voltsOut); elevatorMotor1.setVoltage(voltsOut);
}).until(bottomLimitSwitch::get); }).until(
() -> bottomLimitSwitch.get() || encoder.getPosition() >= ElevatorConstants.kElevatorMaxHeight);
} }
/**
* A manual translation command that uses feed forward calculation to maintain position
*
* @param speed The speed at which the elevator translates
* @return Sets motor voltage to translate the elevator and maintain position
*/
public Command runManualElevator(double speed) {
return run(() -> {
elevatorMotor1.set(speed);
});
}
//go to setpoint command /**
* Moves the elevator to a target destination (setpoint)
*
* @param setpoint Target destination of the subsystem
* @param timeout Time to achieve the setpoint before quitting
* @return Sets motor voltage to achieve the target destination
*/
public Command goToSetpoint(double setpoint, double timeout) { public Command goToSetpoint(double setpoint, double timeout) {
return run(() -> { return run(() -> {
double voltsOut = positionController.calculate( double voltsOut = positionController.calculate(
@@ -126,7 +149,21 @@ public class Elevator extends SubsystemBase {
).withTimeout(timeout); ).withTimeout(timeout);
} }
/**
* Returns the current encoder position
*
* @return Current encoder position
*/
public double getEncoderPosition() { public double getEncoderPosition() {
return encoder.getPosition(); return encoder.getPosition();
} }
}
/**
* Returns the value of the bottom limit switch on the elevator (false = disabled, true = enabled)
*
* @return The value of bottomLimitSwitch
*/
public boolean getBottomLimitSwitch() {
return bottomLimitSwitch.get();
}
}

View File

@@ -15,21 +15,22 @@ import com.revrobotics.spark.SparkBase.ControlType;
import com.revrobotics.spark.SparkBase.PersistMode; import com.revrobotics.spark.SparkBase.PersistMode;
import com.revrobotics.spark.SparkBase.ResetMode; import com.revrobotics.spark.SparkBase.ResetMode;
import com.revrobotics.spark.SparkLowLevel.MotorType; import com.revrobotics.spark.SparkLowLevel.MotorType;
import com.ctre.phoenix6.controls.VelocityVoltage;
import com.ctre.phoenix6.hardware.TalonFX;
import com.revrobotics.AbsoluteEncoder; import com.revrobotics.AbsoluteEncoder;
import com.revrobotics.RelativeEncoder;
import frc.robot.constants.ModuleConstants; import frc.robot.constants.ModuleConstants;
public class MAXSwerveModule { public class MAXSwerveModule {
private final SparkMax m_drivingSpark; private final TalonFX m_drive;
private final SparkMax m_turningSpark; private final SparkMax m_turningSpark;
private final RelativeEncoder m_drivingEncoder;
private final AbsoluteEncoder m_turningEncoder; private final AbsoluteEncoder m_turningEncoder;
private final SparkClosedLoopController m_drivingClosedLoopController;
private final SparkClosedLoopController m_turningClosedLoopController; private final SparkClosedLoopController m_turningClosedLoopController;
private final VelocityVoltage driveVelocityRequest;
private double m_chassisAngularOffset = 0; private double m_chassisAngularOffset = 0;
private SwerveModuleState m_desiredState = new SwerveModuleState(0.0, new Rotation2d()); private SwerveModuleState m_desiredState = new SwerveModuleState(0.0, new Rotation2d());
@@ -40,26 +41,29 @@ public class MAXSwerveModule {
* Encoder. * Encoder.
*/ */
public MAXSwerveModule(int drivingCANId, int turningCANId, double chassisAngularOffset) { public MAXSwerveModule(int drivingCANId, int turningCANId, double chassisAngularOffset) {
m_drivingSpark = new SparkMax(drivingCANId, MotorType.kBrushless); m_drive = new TalonFX(drivingCANId);
m_turningSpark = new SparkMax(turningCANId, MotorType.kBrushless); m_turningSpark = new SparkMax(turningCANId, MotorType.kBrushless);
m_drivingEncoder = m_drivingSpark.getEncoder();
m_turningEncoder = m_turningSpark.getAbsoluteEncoder(); m_turningEncoder = m_turningSpark.getAbsoluteEncoder();
m_drivingClosedLoopController = m_drivingSpark.getClosedLoopController();
m_turningClosedLoopController = m_turningSpark.getClosedLoopController(); m_turningClosedLoopController = m_turningSpark.getClosedLoopController();
driveVelocityRequest = new VelocityVoltage(0).withSlot(0);
// Apply the respective configurations to the SPARKS. Reset parameters before // Apply the respective configurations to the SPARKS. Reset parameters before
// applying the configuration to bring the SPARK to a known good state. Persist // applying the configuration to bring the SPARK to a known good state. Persist
// the settings to the SPARK to avoid losing them on a power cycle. // the settings to the SPARK to avoid losing them on a power cycle.
m_drivingSpark.configure(ModuleConstants.drivingConfig, ResetMode.kResetSafeParameters, m_drive.getConfigurator().apply(ModuleConstants.kDriveCurrentLimitConfig);
PersistMode.kPersistParameters); m_drive.getConfigurator().apply(ModuleConstants.kDriveFeedConfig);
m_drive.getConfigurator().apply(ModuleConstants.kDriveMotorConfig);
m_drive.getConfigurator().apply(ModuleConstants.kDriveSlot0Config);
m_turningSpark.configure(ModuleConstants.turningConfig, ResetMode.kResetSafeParameters, m_turningSpark.configure(ModuleConstants.turningConfig, ResetMode.kResetSafeParameters,
PersistMode.kPersistParameters); PersistMode.kPersistParameters);
m_chassisAngularOffset = chassisAngularOffset; m_chassisAngularOffset = chassisAngularOffset;
m_desiredState.angle = new Rotation2d(m_turningEncoder.getPosition()); m_desiredState.angle = new Rotation2d(m_turningEncoder.getPosition());
m_drivingEncoder.setPosition(0); m_drive.setPosition(0);
} }
/** /**
@@ -70,7 +74,7 @@ public class MAXSwerveModule {
public SwerveModuleState getState() { public SwerveModuleState getState() {
// Apply chassis angular offset to the encoder position to get the position // Apply chassis angular offset to the encoder position to get the position
// relative to the chassis. // relative to the chassis.
return new SwerveModuleState(m_drivingEncoder.getVelocity(), return new SwerveModuleState(m_drive.getVelocity().getValueAsDouble(),
new Rotation2d(m_turningEncoder.getPosition() - m_chassisAngularOffset)); new Rotation2d(m_turningEncoder.getPosition() - m_chassisAngularOffset));
} }
@@ -82,8 +86,7 @@ public class MAXSwerveModule {
public SwerveModulePosition getPosition() { public SwerveModulePosition getPosition() {
// Apply chassis angular offset to the encoder position to get the position // Apply chassis angular offset to the encoder position to get the position
// relative to the chassis. // relative to the chassis.
return new SwerveModulePosition( return new SwerveModulePosition(m_drive.getPosition().getValueAsDouble(),
m_drivingEncoder.getPosition(),
new Rotation2d(m_turningEncoder.getPosition() - m_chassisAngularOffset)); new Rotation2d(m_turningEncoder.getPosition() - m_chassisAngularOffset));
} }
@@ -102,14 +105,21 @@ public class MAXSwerveModule {
correctedDesiredState.optimize(new Rotation2d(m_turningEncoder.getPosition())); correctedDesiredState.optimize(new Rotation2d(m_turningEncoder.getPosition()));
// Command driving and turning SPARKS towards their respective setpoints. // Command driving and turning SPARKS towards their respective setpoints.
m_drivingClosedLoopController.setReference(correctedDesiredState.speedMetersPerSecond, ControlType.kVelocity); m_drive.setControl(
driveVelocityRequest.withVelocity(
correctedDesiredState.speedMetersPerSecond
).withFeedForward(
correctedDesiredState.speedMetersPerSecond
)
);
m_turningClosedLoopController.setReference(correctedDesiredState.angle.getRadians(), ControlType.kPosition); m_turningClosedLoopController.setReference(correctedDesiredState.angle.getRadians(), ControlType.kPosition);
m_desiredState = desiredState; m_desiredState = desiredState;
} }
public void setVoltageDrive(double voltage){ public void setVoltageDrive(double voltage){
m_drivingSpark.setVoltage(voltage); m_drive.setVoltage(voltage);
} }
public void setVoltageTurn(double voltage) { public void setVoltageTurn(double voltage) {
@@ -117,7 +127,7 @@ public class MAXSwerveModule {
} }
public double getVoltageDrive() { public double getVoltageDrive() {
return m_drivingSpark.get() * RobotController.getBatteryVoltage(); return m_drive.get() * RobotController.getBatteryVoltage();
} }
public double getVoltageTurn() { public double getVoltageTurn() {
@@ -126,6 +136,6 @@ public class MAXSwerveModule {
/** Zeroes all the SwerveModule encoders. */ /** Zeroes all the SwerveModule encoders. */
public void resetEncoders() { public void resetEncoders() {
m_drivingEncoder.setPosition(0); m_drive.setPosition(0);
} }
} }

View File

@@ -0,0 +1,62 @@
package frc.robot.subsystems.sysid;
import static edu.wpi.first.units.Units.Volts;
import static edu.wpi.first.units.Units.Radians;
import static edu.wpi.first.units.Units.RadiansPerSecond;
import edu.wpi.first.units.measure.MutAngle;
import edu.wpi.first.units.measure.MutAngularVelocity;
import edu.wpi.first.units.measure.MutVoltage;
import edu.wpi.first.wpilibj.RobotController;
import edu.wpi.first.wpilibj2.command.Command;
import edu.wpi.first.wpilibj2.command.sysid.SysIdRoutine;
import frc.robot.constants.ArmConstants;
import frc.robot.subsystems.Arm;
public class ArmSysID extends Arm {
private MutVoltage appliedVoltage;
private MutAngle armPosition;
private MutAngularVelocity armVelocity;
private SysIdRoutine routine;
public ArmSysID() {
super();
appliedVoltage = Volts.mutable(0);
armPosition = Radians.mutable(0);
armVelocity = RadiansPerSecond.mutable(0);
routine = new SysIdRoutine(
ArmConstants.kSysIDConfig,
new SysIdRoutine.Mechanism(
armMotor::setVoltage,
(log) -> {
log.motor("armMotor")
.voltage(appliedVoltage.mut_replace(
armMotor.get() * RobotController.getBatteryVoltage(), Volts
))
.angularPosition(armPosition.mut_replace(
getEncoderPosition(), Radians
))
.angularVelocity(armVelocity.mut_replace(
getEncoderVelocity(), RadiansPerSecond
));
},
this
)
);
}
public Command sysIdQuasistatic(SysIdRoutine.Direction direction) {
return routine.quasistatic(direction);
}
public Command sysIdDynamic(SysIdRoutine.Direction direction) {
return routine.dynamic(direction);
}
}