X-Git-Url: http://challenge-bot.com/repos/?a=blobdiff_plain;f=src%2Forg%2Fusfirst%2Ffrc%2Fteam3501%2Frobot%2Fsubsystems%2FDriveTrain.java;h=a0b75c6de0bffb327ea0bc2397cf30320a714900;hb=refs%2Fheads%2Fchris%2FautonGearStrategy;hp=364340e106f2901ab65720f71d0f402df0aa950d;hpb=86d283b125c0cd5f90fb7efab8667706972fb944;p=3501%2F2017steamworks diff --git a/src/org/usfirst/frc/team3501/robot/subsystems/DriveTrain.java b/src/org/usfirst/frc/team3501/robot/subsystems/DriveTrain.java index 364340e..a0b75c6 100644 --- a/src/org/usfirst/frc/team3501/robot/subsystems/DriveTrain.java +++ b/src/org/usfirst/frc/team3501/robot/subsystems/DriveTrain.java @@ -1,24 +1,42 @@ package org.usfirst.frc.team3501.robot.subsystems; import org.usfirst.frc.team3501.robot.Constants; +import org.usfirst.frc.team3501.robot.MathLib; import org.usfirst.frc.team3501.robot.commands.driving.JoystickDrive; import com.ctre.CANTalon; +import edu.wpi.first.wpilibj.ADXRS450_Gyro; +import edu.wpi.first.wpilibj.DoubleSolenoid; +import edu.wpi.first.wpilibj.DoubleSolenoid.Value; import edu.wpi.first.wpilibj.Encoder; import edu.wpi.first.wpilibj.RobotDrive; import edu.wpi.first.wpilibj.command.Subsystem; public class DriveTrain extends Subsystem { - public static final double WHEEL_DIAMETER = 6; // inches - public static final int ENCODER_PULSES_PER_REVOLUTION = 256; + public static double driveP = 0.008, driveI = 0.0011, driveD = -0.002; + public static double turnP = 0.006, turnI = 0.0013, turnD = -0.005; + public static double driveStraightGyroP = 0.01; + + public static final double WHEEL_DIAMETER = 4; // inches + public static final double ENCODER_PULSES_PER_REVOLUTION = 256; public static final double INCHES_PER_PULSE = WHEEL_DIAMETER * Math.PI / ENCODER_PULSES_PER_REVOLUTION; + public static final double MAINTAIN_CLIMBED_POSITION = 0; + public static final double TIME_TO_CLIMB_FOR = 0; + public static final double CLIMBER_SPEED = 0; + private static DriveTrain driveTrain; + private final CANTalon frontLeft, frontRight, rearLeft, rearRight; private final RobotDrive robotDrive; private final Encoder leftEncoder, rightEncoder; + private final DoubleSolenoid leftGearPiston, rightGearPiston; + + private ADXRS450_Gyro imu; + + public boolean shouldBeClimbing = false; private DriveTrain() { // MOTOR CONTROLLERS @@ -38,6 +56,16 @@ public class DriveTrain extends Subsystem { // ROBOT DRIVE robotDrive = new RobotDrive(frontLeft, rearLeft, frontRight, rearRight); + + this.imu = new ADXRS450_Gyro(Constants.DriveTrain.GYRO_PORT); + + // TODO: Not sure if MODULE_NUMBER should be the same for both + leftGearPiston = new DoubleSolenoid(Constants.DriveTrain.PISTON_MODULE, + Constants.DriveTrain.LEFT_GEAR_PISTON_FORWARD, + Constants.DriveTrain.LEFT_GEAR_PISTON_REVERSE); + rightGearPiston = new DoubleSolenoid(Constants.DriveTrain.PISTON_MODULE, + Constants.DriveTrain.RIGHT_GEAR_PISTON_FORWARD, + Constants.DriveTrain.RIGHT_GEAR_PISTON_REVERSE); } public static DriveTrain getDriveTrain() { @@ -48,7 +76,10 @@ public class DriveTrain extends Subsystem { } // DRIVE METHODS - public void setMotorValues(final double left, final double right) { + public void setMotorValues(double left, double right) { + left = MathLib.restrictToRange(left, -1.0, 1.0); + right = MathLib.restrictToRange(right, -1.0, 1.0); + frontLeft.set(left); rearLeft.set(left); @@ -64,20 +95,12 @@ public class DriveTrain extends Subsystem { setMotorValues(0, 0); } - public double getFrontLeftMotorVal() { - return frontLeft.get(); + public double getLeftMotorVal() { + return (frontLeft.get() + rearLeft.get()) / 2; } - public double getFrontRightMotorVal() { - return frontRight.get(); - } - - public double getRearLeftMotorVal() { - return frontLeft.get(); - } - - public double getRearRightMotorVal() { - return frontLeft.get(); + public double getRightMotorVal() { + return (frontRight.get() + rearRight.get()) / 2; } // ENCODER METHODS @@ -90,6 +113,12 @@ public class DriveTrain extends Subsystem { return rightEncoder.getDistance(); } + public void printEncoderOutput() { + System.out.println("left: " + getLeftEncoderDistance()); + System.out.println("right: " + getRightEncoderDistance()); + // System.out.println(getAvgEncoderDistance()); + } + public double getAvgEncoderDistance() { return (leftEncoder.getDistance() + rightEncoder.getDistance()) / 2; } @@ -111,9 +140,55 @@ public class DriveTrain extends Subsystem { return (getLeftSpeed() + getRightSpeed()) / 2.0; } + // ------Gyro------// + public double getAngle() { + return this.imu.getAngle(); + } + + public void resetGyro() { + this.imu.reset(); + } + + /* + * @return a value that is the current setpoint for the piston kReverse or + * KForward + */ + public Value getLeftGearPistonValue() { + return leftGearPiston.get(); + } + + /* + * @return a value that is the current setpoint for the piston kReverse or + * KForward + */ + public Value getRightGearPistonValue() { + return rightGearPiston.get(); + } + + /* + * Changes the ball shift gear assembly to high + */ + public void setHighGear() { + changeGear(Constants.DriveTrain.HIGH_GEAR); + } + + /* + * Changes the ball shift gear assembly to low + */ + public void setLowGear() { + changeGear(Constants.DriveTrain.LOW_GEAR); + } + + /* + * Changes the gear to a DoubleSolenoid.Value + */ + private void changeGear(DoubleSolenoid.Value gear) { + leftGearPiston.set(gear); + rightGearPiston.set(gear); + } + @Override protected void initDefaultCommand() { setDefaultCommand(new JoystickDrive()); } - }