mirror of
https://github.com/BroncBotz3481/YAGSL
synced 2026-06-19 06:21:40 +00:00
476 lines
14 KiB
Java
476 lines
14 KiB
Java
package swervelib.motors;
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import com.revrobotics.AbsoluteEncoder;
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import com.revrobotics.CANSparkBase.ControlType;
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import com.revrobotics.CANSparkBase.IdleMode;
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import com.revrobotics.CANSparkLowLevel.MotorType;
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import com.revrobotics.CANSparkLowLevel.PeriodicFrame;
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import com.revrobotics.CANSparkMax;
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import com.revrobotics.REVLibError;
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import com.revrobotics.RelativeEncoder;
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import com.revrobotics.SparkMaxAlternateEncoder;
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import com.revrobotics.SparkPIDController;
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import com.revrobotics.SparkRelativeEncoder.Type;
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import java.util.function.Supplier;
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import swervelib.encoders.SwerveAbsoluteEncoder;
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import swervelib.parser.PIDFConfig;
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import swervelib.telemetry.Alert;
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/**
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* Brushed motor control with SparkMax.
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*/
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public class SparkMaxBrushedMotorSwerve extends SwerveMotor
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{
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/**
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* SparkMAX Instance.
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*/
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public CANSparkMax motor;
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/**
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* Absolute encoder attached to the SparkMax (if exists)
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*/
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public AbsoluteEncoder absoluteEncoder;
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/**
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* Integrated encoder.
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*/
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public RelativeEncoder encoder;
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/**
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* Closed-loop PID controller.
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*/
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public SparkPIDController pid;
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/**
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* Factory default already occurred.
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*/
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private boolean factoryDefaultOccurred = false;
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/**
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* An {@link Alert} for if the motor has no encoder.
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*/
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private Alert noEncoderAlert;
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/**
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* An {@link Alert} for if there is an error configuring the motor.
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*/
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private Alert failureConfiguringAlert;
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/**
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* An {@link Alert} for if the motor has no encoder defined.
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*/
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private Alert noEncoderDefinedAlert;
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/**
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* Initialize the swerve motor.
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*
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* @param motor The SwerveMotor as a SparkMax object.
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* @param isDriveMotor Is the motor being initialized a drive motor?
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* @param encoderType {@link Type} of encoder to use for the {@link CANSparkMax} device.
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* @param countsPerRevolution The number of encoder pulses for the {@link Type} encoder per revolution.
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* @param useDataPortQuadEncoder Use the encoder attached to the data port of the spark max for a quadrature encoder.
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*/
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public SparkMaxBrushedMotorSwerve(CANSparkMax motor, boolean isDriveMotor, Type encoderType, int countsPerRevolution,
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boolean useDataPortQuadEncoder)
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{
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noEncoderAlert = new Alert("Motors",
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"Cannot use motor without encoder.",
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Alert.AlertType.ERROR_TRACE);
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failureConfiguringAlert = new Alert("Motors",
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"Failure configuring motor " + motor.getDeviceId(),
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Alert.AlertType.WARNING_TRACE);
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noEncoderDefinedAlert = new Alert("Motors",
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"An encoder MUST be defined to work with a SparkMAX",
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Alert.AlertType.ERROR_TRACE);
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// Drive motors **MUST** have an encoder attached.
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if (isDriveMotor && encoderType == Type.kNoSensor)
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{
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noEncoderAlert.set(true);
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throw new RuntimeException("Cannot use SparkMAX as a drive motor without an encoder attached.");
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}
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// Hall encoders can be used as quadrature encoders.
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if (encoderType == Type.kHallSensor)
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{
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encoderType = Type.kQuadrature;
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}
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this.motor = motor;
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this.isDriveMotor = isDriveMotor;
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factoryDefaults();
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clearStickyFaults();
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// Get the onboard PID controller.
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pid = motor.getPIDController();
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// If there is a sensor attached to the data port or encoder port set the relative encoder.
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if (isDriveMotor || (encoderType != Type.kNoSensor || useDataPortQuadEncoder))
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{
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this.encoder = useDataPortQuadEncoder ?
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motor.getAlternateEncoder(SparkMaxAlternateEncoder.Type.kQuadrature, countsPerRevolution) :
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motor.getEncoder(encoderType, countsPerRevolution);
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// Configure feedback of the PID controller as the integrated encoder.
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configureSparkMax(() -> pid.setFeedbackDevice(encoder));
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}
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// Spin off configurations in a different thread.
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// configureSparkMax(() -> motor.setCANTimeout(0)); // Commented it out because it prevents feedback.
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}
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/**
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* Initialize the {@link SwerveMotor} as a {@link CANSparkMax} connected to a Brushless Motor.
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*
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* @param id CAN ID of the SparkMax.
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* @param isDriveMotor Is the motor being initialized a drive motor?
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* @param encoderType {@link Type} of encoder to use for the {@link CANSparkMax} device.
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* @param countsPerRevolution The number of encoder pulses for the {@link Type} encoder per revolution.
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* @param useDataPortQuadEncoder Use the encoder attached to the data port of the spark max for a quadrature encoder.
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*/
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public SparkMaxBrushedMotorSwerve(int id, boolean isDriveMotor, Type encoderType, int countsPerRevolution,
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boolean useDataPortQuadEncoder)
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{
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this(new CANSparkMax(id, MotorType.kBrushed), isDriveMotor, encoderType, countsPerRevolution,
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useDataPortQuadEncoder);
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}
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/**
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* Run the configuration until it succeeds or times out.
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*
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* @param config Lambda supplier returning the error state.
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*/
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private void configureSparkMax(Supplier<REVLibError> config)
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{
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for (int i = 0; i < maximumRetries; i++)
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{
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if (config.get() == REVLibError.kOk)
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{
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return;
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}
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}
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failureConfiguringAlert.set(true);
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}
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/**
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* Set the voltage compensation for the swerve module motor.
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*
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* @param nominalVoltage Nominal voltage for operation to output to.
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*/
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@Override
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public void setVoltageCompensation(double nominalVoltage)
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{
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configureSparkMax(() -> motor.enableVoltageCompensation(nominalVoltage));
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}
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/**
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* Set the current limit for the swerve drive motor, remember this may cause jumping if used in conjunction with
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* voltage compensation. This is useful to protect the motor from current spikes.
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*
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* @param currentLimit Current limit in AMPS at free speed.
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*/
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@Override
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public void setCurrentLimit(int currentLimit)
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{
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configureSparkMax(() -> motor.setSmartCurrentLimit(currentLimit));
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}
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/**
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* Set the maximum rate the open/closed loop output can change by.
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*
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* @param rampRate Time in seconds to go from 0 to full throttle.
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*/
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@Override
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public void setLoopRampRate(double rampRate)
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{
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configureSparkMax(() -> motor.setOpenLoopRampRate(rampRate));
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configureSparkMax(() -> motor.setClosedLoopRampRate(rampRate));
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}
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/**
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* Get the motor object from the module.
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*
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* @return Motor object.
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*/
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@Override
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public Object getMotor()
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{
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return motor;
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}
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/**
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* Queries whether the absolute encoder is directly attached to the motor controller.
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*
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* @return connected absolute encoder state.
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*/
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@Override
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public boolean isAttachedAbsoluteEncoder()
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{
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return absoluteEncoder != null;
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}
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/**
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* Configure the factory defaults.
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*/
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@Override
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public void factoryDefaults()
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{
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if (!factoryDefaultOccurred)
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{
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configureSparkMax(motor::restoreFactoryDefaults);
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factoryDefaultOccurred = true;
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}
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}
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/**
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* Clear the sticky faults on the motor controller.
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*/
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@Override
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public void clearStickyFaults()
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{
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configureSparkMax(motor::clearFaults);
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}
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/**
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* Set the absolute encoder to be a compatible absolute encoder.
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*
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* @param encoder The encoder to use.
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* @return The {@link SwerveMotor} for easy instantiation.
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*/
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@Override
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public SwerveMotor setAbsoluteEncoder(SwerveAbsoluteEncoder encoder)
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{
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if (encoder.getAbsoluteEncoder() instanceof AbsoluteEncoder)
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{
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absoluteEncoder = (AbsoluteEncoder) encoder.getAbsoluteEncoder();
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configureSparkMax(() -> pid.setFeedbackDevice(absoluteEncoder));
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}
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if (absoluteEncoder == null && this.encoder == null)
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{
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noEncoderDefinedAlert.set(true);
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throw new RuntimeException("An encoder MUST be defined to work with a SparkMAX");
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}
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return this;
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}
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/**
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* Configure the integrated encoder for the swerve module. Sets the conversion factors for position and velocity.
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*
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* @param positionConversionFactor The conversion factor to apply.
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*/
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@Override
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public void configureIntegratedEncoder(double positionConversionFactor)
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{
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if (absoluteEncoder == null)
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{
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configureSparkMax(() -> encoder.setPositionConversionFactor(positionConversionFactor));
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configureSparkMax(() -> encoder.setVelocityConversionFactor(positionConversionFactor / 60));
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// Taken from
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// https://github.com/frc3512/SwerveBot-2022/blob/9d31afd05df6c630d5acb4ec2cf5d734c9093bf8/src/main/java/frc/lib/util/CANSparkMaxUtil.java#L67
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configureCANStatusFrames(10, 20, 20, 500, 500);
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} else
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{
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configureSparkMax(() -> absoluteEncoder.setPositionConversionFactor(positionConversionFactor));
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configureSparkMax(() -> absoluteEncoder.setVelocityConversionFactor(positionConversionFactor / 60));
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}
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}
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/**
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* Configure the PIDF values for the closed loop controller.
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*
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* @param config Configuration class holding the PIDF values.
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*/
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@Override
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public void configurePIDF(PIDFConfig config)
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{
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// int pidSlot =
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// isDriveMotor ? SparkMAX_slotIdx.Velocity.ordinal() : SparkMAX_slotIdx.Position.ordinal();
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int pidSlot = 0;
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configureSparkMax(() -> pid.setP(config.p, pidSlot));
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configureSparkMax(() -> pid.setI(config.i, pidSlot));
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configureSparkMax(() -> pid.setD(config.d, pidSlot));
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configureSparkMax(() -> pid.setFF(config.f, pidSlot));
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configureSparkMax(() -> pid.setIZone(config.iz, pidSlot));
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configureSparkMax(() -> pid.setOutputRange(config.output.min, config.output.max, pidSlot));
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}
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/**
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* Configure the PID wrapping for the position closed loop controller.
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*
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* @param minInput Minimum PID input.
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* @param maxInput Maximum PID input.
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*/
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@Override
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public void configurePIDWrapping(double minInput, double maxInput)
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{
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configureSparkMax(() -> pid.setPositionPIDWrappingEnabled(true));
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configureSparkMax(() -> pid.setPositionPIDWrappingMinInput(minInput));
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configureSparkMax(() -> pid.setPositionPIDWrappingMaxInput(maxInput));
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}
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/**
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* Set the CAN status frames.
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*
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* @param CANStatus0 Applied Output, Faults, Sticky Faults, Is Follower
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* @param CANStatus1 Motor Velocity, Motor Temperature, Motor Voltage, Motor Current
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* @param CANStatus2 Motor Position
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* @param CANStatus3 Analog Sensor Voltage, Analog Sensor Velocity, Analog Sensor Position
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* @param CANStatus4 Alternate Encoder Velocity, Alternate Encoder Position
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*/
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public void configureCANStatusFrames(
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int CANStatus0, int CANStatus1, int CANStatus2, int CANStatus3, int CANStatus4)
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{
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configureSparkMax(() -> motor.setPeriodicFramePeriod(PeriodicFrame.kStatus0, CANStatus0));
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configureSparkMax(() -> motor.setPeriodicFramePeriod(PeriodicFrame.kStatus1, CANStatus1));
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configureSparkMax(() -> motor.setPeriodicFramePeriod(PeriodicFrame.kStatus2, CANStatus2));
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configureSparkMax(() -> motor.setPeriodicFramePeriod(PeriodicFrame.kStatus3, CANStatus3));
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configureSparkMax(() -> motor.setPeriodicFramePeriod(PeriodicFrame.kStatus4, CANStatus4));
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// TODO: Configure Status Frame 5 and 6 if necessary
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// https://docs.revrobotics.com/sparkmax/operating-modes/control-interfaces
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}
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/**
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* Set the idle mode.
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*
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* @param isBrakeMode Set the brake mode.
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*/
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@Override
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public void setMotorBrake(boolean isBrakeMode)
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{
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configureSparkMax(() -> motor.setIdleMode(isBrakeMode ? IdleMode.kBrake : IdleMode.kCoast));
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}
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/**
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* Set the motor to be inverted.
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*
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* @param inverted State of inversion.
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*/
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@Override
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public void setInverted(boolean inverted)
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{
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motor.setInverted(inverted);
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}
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/**
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* Save the configurations from flash to EEPROM.
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*/
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@Override
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public void burnFlash()
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{
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configureSparkMax(() -> motor.burnFlash());
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}
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/**
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* Set the percentage output.
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*
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* @param percentOutput percent out for the motor controller.
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*/
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@Override
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public void set(double percentOutput)
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{
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motor.set(percentOutput);
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}
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/**
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* Set the closed loop PID controller reference point.
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*
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* @param setpoint Setpoint in MPS or Angle in degrees.
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* @param feedforward Feedforward in volt-meter-per-second or kV.
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*/
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@Override
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public void setReference(double setpoint, double feedforward)
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{
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// int pidSlot =
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// isDriveMotor ? SparkMAX_slotIdx.Velocity.ordinal() : SparkMAX_slotIdx.Position.ordinal();
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int pidSlot = 0;
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configureSparkMax(() ->
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pid.setReference(
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setpoint,
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isDriveMotor ? ControlType.kVelocity : ControlType.kPosition,
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pidSlot,
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feedforward)
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);
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}
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/**
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* Set the closed loop PID controller reference point.
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*
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* @param setpoint Setpoint in meters per second or angle in degrees.
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* @param feedforward Feedforward in volt-meter-per-second or kV.
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* @param position Only used on the angle motor, the position of the motor in degrees.
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*/
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@Override
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public void setReference(double setpoint, double feedforward, double position)
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{
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setReference(setpoint, feedforward);
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}
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/**
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* Get the voltage output of the motor controller.
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*
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* @return Voltage output.
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*/
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@Override
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public double getVoltage()
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{
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return motor.getAppliedOutput() * motor.getBusVoltage();
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}
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/**
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* Set the voltage of the motor.
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*
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* @param voltage Voltage to set.
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*/
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@Override
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public void setVoltage(double voltage)
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{
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motor.setVoltage(voltage);
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}
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/**
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* Get the applied dutycycle output.
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*
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* @return Applied dutycycle output to the motor.
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*/
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@Override
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public double getAppliedOutput()
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{
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return motor.getAppliedOutput();
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}
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/**
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* Get the velocity of the integrated encoder.
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*
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* @return velocity
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*/
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@Override
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public double getVelocity()
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{
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return absoluteEncoder == null ? encoder.getVelocity() : absoluteEncoder.getVelocity();
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}
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/**
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* Get the position of the integrated encoder.
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*
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* @return Position
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*/
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@Override
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public double getPosition()
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{
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return absoluteEncoder == null ? encoder.getPosition() : absoluteEncoder.getPosition();
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}
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/**
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* Set the integrated encoder position.
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*
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* @param position Integrated encoder position.
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*/
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@Override
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public void setPosition(double position)
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{
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if (absoluteEncoder == null)
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{
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configureSparkMax(() -> encoder.setPosition(position));
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}
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}
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}
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