11 Commits

19 changed files with 744 additions and 287 deletions

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@@ -4,27 +4,30 @@
package frc.robot; package frc.robot;
import frc.robot.constants.ArmConstants; import frc.robot.constants.ManipulatorPivotConstants;
import frc.robot.constants.ClimberPivotConstants;
import frc.robot.constants.ElevatorConstants; import frc.robot.constants.ElevatorConstants;
import frc.robot.constants.OIConstants; import frc.robot.constants.OIConstants;
import frc.robot.subsystems.Arm; import frc.robot.subsystems.ManipulatorPivot;
import frc.robot.subsystems.ClimberPivot; import frc.robot.subsystems.ClimberPivot;
import frc.robot.subsystems.ClimberRollers; import frc.robot.subsystems.ClimberRollers;
import frc.robot.subsystems.Drivetrain; import frc.robot.subsystems.Drivetrain;
import frc.robot.subsystems.Elevator; import frc.robot.subsystems.Elevator;
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.math.MathUtil;
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 {
private Arm arm;
private ClimberPivot climberPivot; private ClimberPivot climberPivot;
private ClimberRollers climberRollers; private ClimberRollers climberRollers;
@@ -33,16 +36,16 @@ public class RobotContainer {
private Elevator elevator; private Elevator elevator;
private Indexer indexer;
private Manipulator manipulator; private Manipulator manipulator;
private ManipulatorPivot manipulatorPivot;
private CommandXboxController driver; private CommandXboxController driver;
private CommandXboxController operator; private CommandXboxController operator;
public RobotContainer() { private SendableChooser<Command> autoChooser;
arm = new Arm();
public RobotContainer() {
climberPivot = new ClimberPivot(); climberPivot = new ClimberPivot();
climberRollers = new ClimberRollers(); climberRollers = new ClimberRollers();
@@ -51,25 +54,26 @@ public class RobotContainer {
elevator = new Elevator(); elevator = new Elevator();
indexer = new Indexer();
manipulator = new Manipulator(); manipulator = new Manipulator();
manipulatorPivot = new ManipulatorPivot();
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();
} }
private void configureButtonBindings() { private void configureButtonBindings() {
arm.setDefaultCommand( //Default commands
arm.goToSetpoint(0, 1)
);
climberPivot.setDefaultCommand( climberPivot.setDefaultCommand(
climberPivot.goToAngle(0, 1) climberPivot.runPivot(0)
); );
climberRollers.setDefaultCommand( climberRollers.setDefaultCommand(
@@ -86,15 +90,15 @@ public class RobotContainer {
); );
elevator.setDefaultCommand( elevator.setDefaultCommand(
elevator.runElevator(operator::getLeftY) elevator.runAssistedElevator(operator::getLeftY)
);
indexer.setDefaultCommand(
indexer.runIndexer(0)
); );
manipulator.setDefaultCommand( manipulator.setDefaultCommand(
manipulator.runManipulator(0) manipulator.defaultCommand()
);
manipulatorPivot.setDefaultCommand(
manipulatorPivot.runAssistedPivot(operator::getRightY)
); );
//Driver inputs //Driver inputs
@@ -103,35 +107,39 @@ public class RobotContainer {
); );
driver.rightTrigger().whileTrue( driver.rightTrigger().whileTrue(
manipulator.runManipulator(1) manipulator.runManipulator(() -> 1, true)
);
driver.start().and(driver.back()).onTrue(
startingConfig()
); );
//Operator inputs //Operator inputs
operator.povUp().onTrue( operator.povUp().onTrue(
moveManipulator( moveManipulator(
ElevatorConstants.kElevatorL4Position, ElevatorConstants.kL4Position,
ArmConstants.kArmL4Position ManipulatorPivotConstants.kL4Position
) )
); );
operator.povRight().onTrue( operator.povRight().onTrue(
moveManipulator( moveManipulator(
ElevatorConstants.kElevatorL3Position, ElevatorConstants.kL3Position,
ArmConstants.kArmL3Position ManipulatorPivotConstants.kL3Position
) )
); );
operator.povLeft().onTrue( operator.povLeft().onTrue(
moveManipulator( moveManipulator(
ElevatorConstants.kElevatorL2Position, ElevatorConstants.kL2Position,
ArmConstants.kArmL2Position ManipulatorPivotConstants.kL2Position
) )
); );
operator.povDown().onTrue( operator.povDown().onTrue(
moveManipulator( moveManipulator(
ElevatorConstants.kElevatorL1Position, ElevatorConstants.kL1Position,
ArmConstants.kArmL1Position ManipulatorPivotConstants.kL1Position
) )
); );
@@ -148,78 +156,156 @@ 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("Elevator Position", elevator::getEncoderPosition) sensorTab.addDouble("Elevator Position", elevator::getEncoderPosition)
.withSize(2, 1) .withSize(2, 1)
.withPosition(0, 0) .withPosition(0, 1)
.withWidget(BuiltInWidgets.kTextView); .withWidget(BuiltInWidgets.kTextView);
sensorTab.addDouble("ArmPosition", arm::getEncoderPosition) sensorTab.addDouble("Manipulator Position", manipulatorPivot::getEncoderPosition)
.withSize(2, 1)
.withPosition(2, 1)
.withWidget(BuiltInWidgets.kTextView);
sensorTab.addDouble("Climber Pivot Position", climberPivot::getEncoderPosition)
.withSize(2, 1) .withSize(2, 1)
.withPosition(2, 0) .withPosition(2, 0)
.withWidget(BuiltInWidgets.kTextView); .withWidget(BuiltInWidgets.kTextView);
sensorTab.addBoolean("Coral Sensor", manipulator::getCoralBeamBreak)
.withSize(1, 1)
.withPosition(4, 1)
.withWidget(BuiltInWidgets.kBooleanBox);
sensorTab.addBoolean("Algae Sensor", manipulator::getAlgaePhotoSwitch)
.withSize(1, 1)
.withPosition(4, 0)
.withWidget(BuiltInWidgets.kBooleanBox);
} }
public Command getAutonomousCommand() { public Command getAutonomousCommand() {
return new PrintCommand("NO AUTO DEFINED"); return autoChooser.getSelected();
} }
//teleop routines /**
* Moves the elevator and arm to the coral intake position, then runs the manipulator until collected
* @return Moves the elevator and arm, then intakes coral
*/
private Command coralIntakeRoutine() { private Command coralIntakeRoutine() {
return moveManipulator( return moveManipulator(
ElevatorConstants.kElevatorCoralIntakePosition, ElevatorConstants.kCoralIntakePosition,
ArmConstants.kArmCoralIntakePosition ManipulatorPivotConstants.kCoralIntakePosition
) )
.andThen(manipulator.runUntilCollected(1, true)); .andThen(manipulator.runUntilCollected(1, true));
} }
/**
* Moves the elevator and arm to the constant setpoints and runs the manipulator until collected
*
* @param l2 Is the algae on L2? (True = L2, False = L3)
* @return Moves the elevator and arm then intakes algae
*/
private Command algaeIntakeRoutine(boolean l2) { private Command algaeIntakeRoutine(boolean l2) {
return moveManipulator( return moveManipulator(
l2 ? ElevatorConstants.kElevatorL2AlgaePosition : ElevatorConstants.kElevatorL3AlgaePosition, l2 ? ElevatorConstants.kL2AlgaePosition : ElevatorConstants.kL3AlgaePosition,
l2 ? ArmConstants.kArmL2AlgaePosition : ArmConstants.kArmL3AlgaePosition l2 ? ManipulatorPivotConstants.kL2AlgaePosition : ManipulatorPivotConstants.kL3AlgaePosition
) )
.andThen(manipulator.runUntilCollected(1, false)); .andThen(manipulator.runUntilCollected(1, false));
} }
/**
* Moves the elevator and arm in different order based on target positions
*
* @param elevatorPosition The target position of the elevator
* @param armPosition The target rotation of the arm
* @return Moves the elevator and arm to the setpoints using the most efficient path
*/
private Command moveManipulator(double elevatorPosition, double armPosition) { private Command moveManipulator(double elevatorPosition, double armPosition) {
// If the elevator current and target positions are above the brace, or the arm current and target position is in // If the elevator current and target positions are above the brace, or the arm current and target position is in
// front of the brace, move together // front of the brace, move together
if ((elevator.isMotionSafe() && elevator.isMotionSafe(elevatorPosition)) || (arm.isMotionSafe() && arm.isMotionSafe(armPosition))) { if ((elevator.isMotionSafe() && elevator.isMotionSafe(elevatorPosition)) || (manipulatorPivot.isMotionSafe() && manipulatorPivot.isMotionSafe(armPosition))) {
return moveManipulatorUtil(elevatorPosition, armPosition, false, false); return moveManipulatorUtil(elevatorPosition, armPosition, false, false);
// If the target position is behind the brace, and the arm is not behind the brace, move the arm to a safe position first, // If the target position is behind the brace, and the arm is not behind the brace, move the arm to a safe position first,
// then the elevator, then the arm again // then the elevator, then the arm again
} else if (!arm.isMotionSafe(armPosition) && !arm.isMotionSafe()) { } else if (!manipulatorPivot.isMotionSafe(armPosition) && !manipulatorPivot.isMotionSafe()) {
return moveManipulatorUtil(elevatorPosition, ArmConstants.kArmSafeStowPosition, false, true) return moveManipulatorUtil(elevatorPosition, ManipulatorPivotConstants.kArmSafeStowPosition, false, true)
.andThen(arm.goToSetpoint(armPosition, 2)); .andThen(manipulatorPivot.goToSetpoint(armPosition, 2));
// If the target position is behind the brace, and the arm is behind the brace, move the elevator first, then the arm // If the target position is behind the brace, and the arm is behind the brace, move the elevator first, then the arm
} else if (!arm.isMotionSafe(armPosition) && arm.isMotionSafe()) { } else if (!manipulatorPivot.isMotionSafe(armPosition) && manipulatorPivot.isMotionSafe()) {
return moveManipulatorUtil(elevatorPosition, armPosition, true, true); return moveManipulatorUtil(elevatorPosition, armPosition, true, true);
// If the arm is behind the brace, move the arm first, then the elevator // If the arm is behind the brace, move the arm first, then the elevator
} else if (!arm.isMotionSafe()) { } else if (!manipulatorPivot.isMotionSafe()) {
return moveManipulatorUtil(elevatorPosition, armPosition, false, true); return moveManipulatorUtil(elevatorPosition, armPosition, false, true);
// Catch all command that's safe regardless of arm and elevator positions // Catch all command that's safe regardless of arm and elevator positions
} else { } else {
return moveManipulatorUtil(elevatorPosition, ArmConstants.kArmSafeStowPosition, false, true) return moveManipulatorUtil(elevatorPosition, ManipulatorPivotConstants.kArmSafeStowPosition, false, true)
.andThen(arm.goToSetpoint(armPosition, 2)); .andThen(manipulatorPivot.goToSetpoint(armPosition, 2));
} }
} }
/**
* Moves the elevator and arm in customizeable ways
*
* @param elevatorPosition The target elevator position
* @param armPosition The target arm position
* @param elevatorFirst Does the elevator move first? (True = Elevator first, False = Arm first)
* @param sequential Does the elevator and arm move separately? (True = .andThen, False = .alongWith)
* @return Moves the elevator and arm to the setpoints
*/
private Command moveManipulatorUtil(double elevatorPosition, double armPosition, boolean elevatorFirst, boolean sequential) { private Command moveManipulatorUtil(double elevatorPosition, double armPosition, boolean elevatorFirst, boolean sequential) {
if (elevatorPosition <= ElevatorConstants.kBracePosition || elevatorPosition == 0) {
armPosition = MathUtil.clamp(
armPosition,
0,
ManipulatorPivotConstants.kRotationLimit
);
}
return Commands.either( return Commands.either(
Commands.either( Commands.either(
elevator.goToSetpoint(elevatorPosition, 2).andThen(arm.goToSetpoint(armPosition, 2)), elevator.goToSetpoint(elevatorPosition, 2).andThen(manipulatorPivot.goToSetpoint(armPosition, 2)),
elevator.goToSetpoint(elevatorPosition, 2).alongWith(arm.goToSetpoint(armPosition, 2)), elevator.goToSetpoint(elevatorPosition, 2).alongWith(manipulatorPivot.goToSetpoint(armPosition, 2)),
() -> sequential () -> sequential
), ),
Commands.either( Commands.either(
arm.goToSetpoint(armPosition, 2).andThen(elevator.goToSetpoint(elevatorPosition, 2)), manipulatorPivot.goToSetpoint(armPosition, 2).andThen(elevator.goToSetpoint(elevatorPosition, 2)),
arm.goToSetpoint(armPosition, 2).alongWith(elevator.goToSetpoint(elevatorPosition, 2)), manipulatorPivot.goToSetpoint(armPosition, 2).alongWith(elevator.goToSetpoint(elevatorPosition, 2)),
() -> sequential () -> sequential
), ),
() -> elevatorFirst () -> elevatorFirst
); );
} }
/**
* Moves the arm and elevator in a safe way.
*
* @param elevatorPosition The target position of the elevator
* @param armPosition The target rotation of the arm
* @return Moves the elevator and arm to the setpoints
*/
@SuppressWarnings("unused")
private Command safeMoveManipulator(double elevatorPosition, double armPosition) {
return moveManipulatorUtil(elevatorPosition, ManipulatorPivotConstants.kArmSafeStowPosition, false, true)
.andThen(manipulatorPivot.goToSetpoint(armPosition, 2));
}
private Command startingConfig() {
return moveManipulatorUtil(0, 0, false, true)
.alongWith(climberPivot.climb(ClimberPivotConstants.kClimberStartingPosition, .1));
}
} }

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@@ -1,25 +0,0 @@
package frc.robot.constants;
import com.ctre.phoenix6.configs.CANcoderConfiguration;
public class ArmConstants {
public static final int kArmMotorID = 0;
public static final int kCANcoderID = 0;
public static final double kEncoderConversionFactor = 0;
public static final double kArmMaxVelocity = 0;
public static final double kArmCoralIntakePosition = 0;
public static final double kArmL1Position = 0;
public static final double kArmL2Position = 0;
public static final double kArmL3Position = 0;
public static final double kArmL4Position = 0;
public static final double kArmL2AlgaePosition = 0;
public static final double kArmL3AlgaePosition = 0;
public static final double kArmSafeStowPosition = 0;
public static final CANcoderConfiguration canCoderConfig = new CANcoderConfiguration();
}

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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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@@ -1,5 +1,7 @@
package frc.robot.constants; package frc.robot.constants;
import com.revrobotics.spark.config.SparkMaxConfig;
public class ClimberPivotConstants { public class ClimberPivotConstants {
public static final int kPivotMotorID = 0; public static final int kPivotMotorID = 0;
@@ -10,4 +12,9 @@ public class ClimberPivotConstants {
public static final double kPIDControllerP = 0; public static final double kPIDControllerP = 0;
public static final double kPIDControllerI = 0; public static final double kPIDControllerI = 0;
public static final double kPIDControllerD = 0; public static final double kPIDControllerD = 0;
public static final double kClimberClimbPosition = 0;
public static final double kClimberStartingPosition = 0;
public static final SparkMaxConfig motorConfig = new SparkMaxConfig();
} }

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@@ -1,5 +1,9 @@
package frc.robot.constants; package frc.robot.constants;
import com.revrobotics.spark.config.SparkMaxConfig;
public class ClimberRollersConstants { public class ClimberRollersConstants {
public static final int kRollerMotorID = 0; public static final int kRollerMotorID = 0;
public static final SparkMaxConfig motorConfig = new SparkMaxConfig();
} }

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@@ -33,16 +33,18 @@ public class ElevatorConstants {
public static final double kFeedForwardG = 0; public static final double kFeedForwardG = 0;
public static final double kFeedForwardV = 0; public static final double kFeedForwardV = 0;
public static final double kElevatorMaxVelocity = 0; public static final double kMaxVelocity = 0;
public static final double kElevatorCoralIntakePosition = 0; public static final double kCoralIntakePosition = 0;
public static final double kElevatorL1Position = 0; public static final double kL1Position = 0;
public static final double kElevatorL2Position = 0; public static final double kL2Position = 0;
public static final double kElevatorL3Position = 0; public static final double kL3Position = 0;
public static final double kElevatorL4Position = 0; public static final double kL4Position = 0;
public static final double kElevatorL2AlgaePosition = 0; public static final double kL2AlgaePosition = 0;
public static final double kElevatorL3AlgaePosition = 0; public static final double kL3AlgaePosition = 0;
public static final double kElevatorBracePosition = 0; /**The position of the top of the elevator brace */
public static final double kBracePosition = 0;
public static final double kMaxHeight = 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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@@ -1,6 +0,0 @@
package frc.robot.constants;
public class IndexerConstants {
public static final int kIndexerMotorID = 0;
public static final int kIndexerBeamBreakID = 0;
}

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@@ -1,7 +1,11 @@
package frc.robot.constants; package frc.robot.constants;
import com.revrobotics.spark.config.SparkMaxConfig;
public class ManipulatorConstants { public class ManipulatorConstants {
public static final int kManipulatorMotorID = 0; public static final int kManipulatorMotorID = 0;
public static final int kCoralBeamBreakID = 0; public static final int kCoralBeamBreakID = 0;
public static final int kAlgaeBeamBreakID = 0; public static final int kAlgaeBeamBreakID = 0;
public static final SparkMaxConfig motorConfig = new SparkMaxConfig();
} }

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@@ -0,0 +1,82 @@
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.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 ManipulatorPivotConstants {
public static final int kArmMotorID = 0;
public static final int kCANcoderID = 0;
public static final int kMotorAmpsMax = 0;
public static final double kPivotMaxVelocity = 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 kCoralIntakePosition = 0;
public static final double kL1Position = 0;
public static final double kL2Position = 0;
public static final double kL3Position = 0;
public static final double kL4Position = 0;
public static final double kL2AlgaePosition = 0;
public static final double kL3AlgaePosition = 0;
/**The closest position to the elevator brace without hitting it */
public static final double kArmSafeStowPosition = 0;
/**The forward rotation limit of the arm */
public static final double kRotationLimit = 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 SparkMaxConfig motorConfig = new SparkMaxConfig();
static {
canCoderConfig.MagnetSensor.SensorDirection = SensorDirectionValue.CounterClockwise_Positive;
canCoderConfig.MagnetSensor.MagnetOffset = kMagnetOffset;
// 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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@@ -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 kAutoTab = "Auto Tab";
public static final String kSensorsTab = "Sensors Tab"; public static final String kSensorsTab = "Sensors Tab";
} }

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@@ -1,94 +0,0 @@
package frc.robot.subsystems;
import java.util.function.DoubleSupplier;
import com.ctre.phoenix6.hardware.CANcoder;
import com.revrobotics.spark.SparkMax;
import com.revrobotics.spark.SparkLowLevel.MotorType;
import edu.wpi.first.math.controller.ArmFeedforward;
import edu.wpi.first.math.controller.PIDController;
import edu.wpi.first.math.util.Units;
import edu.wpi.first.wpilibj2.command.Command;
import edu.wpi.first.wpilibj2.command.SubsystemBase;
import frc.robot.constants.ArmConstants;
public class Arm extends SubsystemBase {
private SparkMax armMotor;
private CANcoder canCoder;
private PIDController positionController;
private PIDController velocityController;
private ArmFeedforward feedForward;
public Arm() {
armMotor = new SparkMax(
ArmConstants.kArmMotorID,
MotorType.kBrushless
);
canCoder = new CANcoder(ArmConstants.kCANcoderID);
}
/**
* Returns whether or not the motion is safe relative to the encoder's current position
* and the arm safe stow position
*
* @return Is the motion safe
*/
public boolean isMotionSafe() {
return isMotionSafe(getEncoderPosition());
}
/**
* Returns whether or not the motion is safe relative to some target position and the
* arm safe stow position
*
* @param motionTarget The target position to determine the safety of
* @return Is the motion safe
*/
public boolean isMotionSafe(double motionTarget) {
return motionTarget > ArmConstants.kArmSafeStowPosition;
}
//manual command that keeps ouput speed consistent no matter the direction
public Command runArm(DoubleSupplier speed) {
return run(() -> {
double realSpeedTarget = speed.getAsDouble() * ArmConstants.kArmMaxVelocity;
double voltsOut = velocityController.calculate(
getEncoderVelocity(),
realSpeedTarget
) + feedForward.calculate(
getEncoderPosition(),
getEncoderVelocity()
);
armMotor.setVoltage(voltsOut);
});
}
public Command goToSetpoint(double setpoint, double timeout) {
return run(() -> {
double voltsOut = positionController.calculate(
getEncoderPosition(),
setpoint
) + feedForward.calculate(
getEncoderPosition(),
getEncoderVelocity()
);
armMotor.setVoltage(voltsOut);
}).until(positionController::atSetpoint).withTimeout(timeout);
}
public double getEncoderPosition() {
return Units.rotationsToRadians(canCoder.getPosition().getValueAsDouble());
}
public double getEncoderVelocity() {
return Units.rotationsToRadians(canCoder.getVelocity().getValueAsDouble());
}
}

View File

@@ -2,9 +2,10 @@ package frc.robot.subsystems;
import com.revrobotics.RelativeEncoder; import com.revrobotics.RelativeEncoder;
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.PIDController;
import edu.wpi.first.wpilibj.DigitalInput; import edu.wpi.first.wpilibj.DigitalInput;
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;
@@ -17,23 +18,21 @@ public class ClimberPivot extends SubsystemBase {
private DigitalInput cageLimitSwitch; private DigitalInput cageLimitSwitch;
private PIDController pidController;
public ClimberPivot() { public ClimberPivot() {
pivotMotor = new SparkMax( pivotMotor = new SparkMax(
ClimberPivotConstants.kPivotMotorID, ClimberPivotConstants.kPivotMotorID,
MotorType.kBrushless MotorType.kBrushless
); );
pivotMotor.configure(
ClimberPivotConstants.motorConfig,
ResetMode.kResetSafeParameters,
PersistMode.kPersistParameters
);
neoEncoder = pivotMotor.getEncoder(); neoEncoder = pivotMotor.getEncoder();
cageLimitSwitch = new DigitalInput(ClimberPivotConstants.kClimberLimitSwitchID); cageLimitSwitch = new DigitalInput(ClimberPivotConstants.kClimberLimitSwitchID);
pidController = new PIDController(
ClimberPivotConstants.kPIDControllerP,
ClimberPivotConstants.kPIDControllerI,
ClimberPivotConstants.kPIDControllerD
);
} }
public Command runPivot(double speed) { public Command runPivot(double speed) {
@@ -42,18 +41,29 @@ public class ClimberPivot extends SubsystemBase {
}); });
} }
public Command goToAngle(double setpoint, double timeout) { /**
* Runs the climber until it is at setpoint
*
* @param speed The speed at which the pivot runs
* @param setpoint The target position of the climber
* @return Sets the motor speed until at the target position
*/
public Command climb(double setpoint, double speed) {
return run(() -> { return run(() -> {
pivotMotor.set( pivotMotor.set(speed);
pidController.calculate( }).until(() -> neoEncoder.getPosition() >= setpoint);
neoEncoder.getPosition(),
setpoint
)
);
}).withTimeout(timeout);
} }
/**
* Returns the limit switch attached to the climber. Detects if the cage is present
*
* @return Is the cage in the climber
*/
public boolean getCageLimitSwitch() { public boolean getCageLimitSwitch() {
return cageLimitSwitch.get(); return cageLimitSwitch.get();
} }
public double getEncoderPosition() {
return neoEncoder.getPosition();
}
} }

View File

@@ -1,12 +1,15 @@
package frc.robot.subsystems; package frc.robot.subsystems;
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.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.ClimberRollersConstants; import frc.robot.constants.ClimberRollersConstants;
//TODO Figure out a way to detect if we're at the top of the cage
public class ClimberRollers extends SubsystemBase { public class ClimberRollers extends SubsystemBase {
private SparkMax rollerMotor; private SparkMax rollerMotor;
@@ -15,8 +18,20 @@ public class ClimberRollers extends SubsystemBase {
ClimberRollersConstants.kRollerMotorID, ClimberRollersConstants.kRollerMotorID,
MotorType.kBrushless MotorType.kBrushless
); );
rollerMotor.configure(
ClimberRollersConstants.motorConfig,
ResetMode.kResetSafeParameters,
PersistMode.kPersistParameters
);
} }
/**
* Runs the rollers at a set speed
*
* @param speed The speed in which the roller runs
* @return Runs the rollers at a set speed
*/
public Command runRoller(double speed) { public Command runRoller(double speed) {
return run(() -> { return run(() -> {
rollerMotor.set(speed); rollerMotor.set(speed);

View File

@@ -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);
} }
} }

View File

@@ -8,10 +8,12 @@ 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 edu.wpi.first.math.MathUtil;
import edu.wpi.first.math.controller.ElevatorFeedforward; import edu.wpi.first.math.controller.ElevatorFeedforward;
import edu.wpi.first.math.controller.PIDController; import edu.wpi.first.math.controller.PIDController;
import edu.wpi.first.wpilibj.DigitalInput; import edu.wpi.first.wpilibj.DigitalInput;
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.SubsystemBase; import edu.wpi.first.wpilibj2.command.SubsystemBase;
import frc.robot.constants.ElevatorConstants; import frc.robot.constants.ElevatorConstants;
@@ -76,6 +78,13 @@ public class Elevator extends SubsystemBase {
); );
} }
@Override
public void periodic() {
if (getBottomLimitSwitch()) {
encoder.setPosition(0);
}
}
/** /**
* Returns whether or not the motion is safe relative to the encoder's current position * Returns whether or not the motion is safe relative to the encoder's current position
* and the elevator brace position * and the elevator brace position
@@ -94,13 +103,30 @@ public class Elevator extends SubsystemBase {
* @return Is the motion safe * @return Is the motion safe
*/ */
public boolean isMotionSafe(double motionTarget) { public boolean isMotionSafe(double motionTarget) {
return motionTarget > ElevatorConstants.kElevatorBracePosition; return motionTarget > ElevatorConstants.kBracePosition;
} }
//manual command that keeps ouput speed consistent no matter the direction /**
public Command runElevator(DoubleSupplier speed) { * 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(() -> { return run(() -> {
double realSpeedTarget = speed.getAsDouble() * ElevatorConstants.kElevatorMaxVelocity; elevatorMotor1.set(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(() -> {
double realSpeedTarget = speed.getAsDouble() * ElevatorConstants.kMaxVelocity;
double voltsOut = velocityController.calculate( double voltsOut = velocityController.calculate(
encoder.getVelocity(), encoder.getVelocity(),
@@ -108,16 +134,46 @@ 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.kMaxHeight);
} }
/**
//go to setpoint command * Moves the elevator to a target destination (setpoint).
* If the setpoint is 0, the elevator will creep down to hit the limit switch
*
* @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) {
double clampedSetpoint = MathUtil.clamp(
setpoint,
0,
ElevatorConstants.kMaxHeight
);
if (clampedSetpoint == 0) {
return run(() -> { return run(() -> {
double voltsOut = positionController.calculate( double voltsOut = positionController.calculate(
encoder.getPosition(), encoder.getPosition(),
setpoint clampedSetpoint
) + feedForward.calculate(0);
elevatorMotor1.setVoltage(voltsOut);
}).until(
() -> positionController.atSetpoint() || bottomLimitSwitch.get()
).withTimeout(timeout)
.andThen(Commands.either(
runAssistedElevator(() -> 0),
runAssistedElevator(() -> -.2),
bottomLimitSwitch::get
)).withTimeout(timeout);
} else {
return run(() -> {
double voltsOut = positionController.calculate(
encoder.getPosition(),
clampedSetpoint
) + feedForward.calculate(0); ) + feedForward.calculate(0);
elevatorMotor1.setVoltage(voltsOut); elevatorMotor1.setVoltage(voltsOut);
@@ -125,8 +181,23 @@ public class Elevator extends SubsystemBase {
() -> positionController.atSetpoint() || bottomLimitSwitch.get() () -> positionController.atSetpoint() || bottomLimitSwitch.get()
).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

@@ -1,36 +0,0 @@
package frc.robot.subsystems;
import com.revrobotics.spark.SparkMax;
import com.revrobotics.spark.SparkLowLevel.MotorType;
import edu.wpi.first.wpilibj.DigitalInput;
import edu.wpi.first.wpilibj2.command.Command;
import edu.wpi.first.wpilibj2.command.SubsystemBase;
import frc.robot.constants.IndexerConstants;
public class Indexer extends SubsystemBase {
private SparkMax indexerMotor;
private DigitalInput indexerBeamBreak;
public Indexer() {
indexerMotor = new SparkMax(
IndexerConstants.kIndexerMotorID,
MotorType.kBrushless
);
indexerBeamBreak = new DigitalInput(IndexerConstants.kIndexerBeamBreakID);
}
public Command runIndexer(double speed) {
return run(() -> {
indexerMotor.set(speed);
});
}
public Command indexCoral(double speed) {
return run(() -> {
indexerMotor.set(speed);
}).until(indexerBeamBreak::get);
}
}

View File

@@ -1,6 +1,10 @@
package frc.robot.subsystems; package frc.robot.subsystems;
import java.util.function.DoubleSupplier;
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.wpilibj.DigitalInput; import edu.wpi.first.wpilibj.DigitalInput;
@@ -20,19 +24,65 @@ public class Manipulator extends SubsystemBase {
MotorType.kBrushless MotorType.kBrushless
); );
manipulatorMotor.configure(
ManipulatorConstants.motorConfig,
ResetMode.kResetSafeParameters,
PersistMode.kPersistParameters
);
coralBeamBreak = new DigitalInput(ManipulatorConstants.kCoralBeamBreakID); coralBeamBreak = new DigitalInput(ManipulatorConstants.kCoralBeamBreakID);
algaeBeamBreak = new DigitalInput(ManipulatorConstants.kAlgaeBeamBreakID); algaeBeamBreak = new DigitalInput(ManipulatorConstants.kAlgaeBeamBreakID);
} }
public Command runManipulator(double speed) { /**
* The default command for the manipulator that either stops the manipulator or slowly
* runs the manipulator to retain the algae
*
* @return Returns a command that sets the speed of the motor
*/
public Command defaultCommand() {
return run(() -> { return run(() -> {
manipulatorMotor.set(speed); manipulatorMotor.set(
algaeBeamBreak.get() ? 0.1 : 0
);
}); });
} }
/**
* Runs the manipulator at a set speed with the direction based on the coral parameter
*
* @param speed The speed at which the manipulator runs
* @param coral Is the manipulator manipulating a coral? (True = Coral, False = Algae)
* @return Returns a command that sets the speed of the motor
*/
public Command runManipulator(DoubleSupplier speed, boolean coral) {
return run(() -> {
manipulatorMotor.set(
coral ? speed.getAsDouble() : speed.getAsDouble() * -1
);
});
}
/**
* Runs the manipulator until either the algae or coral beam break reads true
*
* @param speed The speed at which the manipulator is run
* @param coral Is the object a coral? (True = Coral, False = Algae)
* @return Returns a command that sets the speed of the motor
*/
public Command runUntilCollected(double speed, boolean coral) { public Command runUntilCollected(double speed, boolean coral) {
return run(() -> { return run(() -> {
manipulatorMotor.set(coral ? speed : speed * -1); manipulatorMotor.set(
coral ? speed : speed * -1
);
}).until(() -> coralBeamBreak.get() || algaeBeamBreak.get()); }).until(() -> coralBeamBreak.get() || algaeBeamBreak.get());
} }
public boolean getCoralBeamBreak() {
return coralBeamBreak.get();
}
public boolean getAlgaePhotoSwitch() {
return algaeBeamBreak.get();
}
} }

View File

@@ -0,0 +1,156 @@
package frc.robot.subsystems;
import java.util.function.DoubleSupplier;
import com.ctre.phoenix6.hardware.CANcoder;
import com.revrobotics.spark.SparkMax;
import com.revrobotics.spark.SparkBase.PersistMode;
import com.revrobotics.spark.SparkBase.ResetMode;
import com.revrobotics.spark.SparkLowLevel.MotorType;
import edu.wpi.first.math.MathUtil;
import edu.wpi.first.math.controller.ArmFeedforward;
import edu.wpi.first.math.controller.PIDController;
import edu.wpi.first.math.util.Units;
import edu.wpi.first.wpilibj2.command.Command;
import edu.wpi.first.wpilibj2.command.SubsystemBase;
import frc.robot.constants.ManipulatorPivotConstants;
public class ManipulatorPivot extends SubsystemBase {
protected SparkMax armMotor;
private CANcoder canCoder;
private PIDController positionController;
private PIDController velocityController;
private ArmFeedforward feedForward;
public ManipulatorPivot() {
armMotor = new SparkMax(
ManipulatorPivotConstants.kArmMotorID,
MotorType.kBrushless
);
armMotor.configure(
ManipulatorPivotConstants.motorConfig,
ResetMode.kResetSafeParameters,
PersistMode.kPersistParameters
);
positionController = new PIDController(
ManipulatorPivotConstants.kPositionalP,
ManipulatorPivotConstants.kPositionalI,
ManipulatorPivotConstants.kPositionalD
);
// TODO: Generate constants for continuous input range based on CANcoder configuration?
positionController.enableContinuousInput(Units.degreesToRadians(-180), Units.degreesToRadians(179));
positionController.setTolerance(ManipulatorPivotConstants.kPositionalTolerance);
velocityController = new PIDController(
ManipulatorPivotConstants.kVelocityP,
ManipulatorPivotConstants.kVelocityI,
ManipulatorPivotConstants.kVelocityD
);
velocityController.setTolerance(ManipulatorPivotConstants.kVelocityTolerance);
canCoder = new CANcoder(ManipulatorPivotConstants.kCANcoderID);
canCoder.getConfigurator().apply(ManipulatorPivotConstants.canCoderConfig);
}
/**
* Returns whether or not the motion is safe relative to the encoder's current position
* and the arm safe stow position
*
* @return Is the motion safe
*/
public boolean isMotionSafe() {
return isMotionSafe(getEncoderPosition());
}
/**
* Returns whether or not the motion is safe relative to some target position and the
* arm safe stow position
*
* @param motionTarget The target position to determine the safety of
* @return Is the motion safe
*/
public boolean isMotionSafe(double motionTarget) {
return motionTarget > ManipulatorPivotConstants.kArmSafeStowPosition;
}
/**
* A manual rotation command that will move the elevator using a consistent velocity disregarding direction
*
* @param speed The velocity at which the arm rotates
* @return Sets motor voltage to achieve the target velocity
*/
public Command runAssistedPivot(DoubleSupplier speed) {
double clampedSpeed = MathUtil.clamp(
speed.getAsDouble(),
-1,
1
);
return run(() -> {
double realSpeedTarget = clampedSpeed * ManipulatorPivotConstants.kPivotMaxVelocity;
double voltsOut = velocityController.calculate(
getEncoderVelocity(),
realSpeedTarget
) + feedForward.calculate(
getEncoderPosition(),
getEncoderVelocity()
);
armMotor.setVoltage(voltsOut);
});
}
/**
* Moves the arm 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) {
double clampedSetpoint = MathUtil.clamp(
setpoint,
0,
ManipulatorPivotConstants.kRotationLimit
);
return run(() -> {
double voltsOut = positionController.calculate(
getEncoderPosition(),
clampedSetpoint
) + feedForward.calculate(
getEncoderPosition(),
getEncoderVelocity()
);
armMotor.setVoltage(voltsOut);
}).until(positionController::atSetpoint).withTimeout(timeout);
}
/**
* Returns the CANCoder's position in radians
*
* @return CANCoder's position in radians
*/
public double getEncoderPosition() {
return Units.rotationsToRadians(canCoder.getAbsolutePosition().getValueAsDouble());
}
/**
* Returns the CANCoder's velocity in radians per second
*
* @return CANCoder's velocity in radians per second
*/
public double getEncoderVelocity() {
return Units.rotationsToRadians(canCoder.getVelocity().getValueAsDouble());
}
}

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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.ManipulatorPivotConstants;
import frc.robot.subsystems.ManipulatorPivot;
public class ManipulatorPivotSysID extends ManipulatorPivot {
private MutVoltage appliedVoltage;
private MutAngle pivotPosition;
private MutAngularVelocity pivotVelocity;
private SysIdRoutine routine;
public ManipulatorPivotSysID() {
super();
appliedVoltage = Volts.mutable(0);
pivotPosition = Radians.mutable(0);
pivotVelocity = RadiansPerSecond.mutable(0);
routine = new SysIdRoutine(
ManipulatorPivotConstants.kSysIDConfig,
new SysIdRoutine.Mechanism(
armMotor::setVoltage,
(log) -> {
log.motor("armMotor")
.voltage(appliedVoltage.mut_replace(
armMotor.get() * RobotController.getBatteryVoltage(), Volts
))
.angularPosition(pivotPosition.mut_replace(
getEncoderPosition(), Radians
))
.angularVelocity(pivotVelocity.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);
}
}