Files
allwpilib/wpilibc/wpilibC++Devices/include/CANJaguar.h
James Kuszmaul 7eb8550bdb Major formatting changes (breaks diffs). No code changes.
The changes made in this commit do not affect any actual code,
    they are purely aesthetic. I ran clang-format with google style
    over all .h/.cpp files in wpilibc that weren't in wpilibC++Sim
    or gtest, and the eclipse formatter over all of the Java files
    using the Google eclipse formatting configuration.

Change-Id: I9627bca0bc103c398ecc1c5ba17467193291ae63
2015-06-25 15:07:55 -04:00

247 lines
8.7 KiB
C++

/*----------------------------------------------------------------------------*/
/* Copyright (c) FIRST 2009. All Rights Reserved. */
/* Open Source Software - may be modified and shared by FRC teams. The code */
/* must be accompanied by the FIRST BSD license file in $(WIND_BASE)/WPILib. */
/*----------------------------------------------------------------------------*/
#pragma once
#include "ErrorBase.h"
#include "MotorSafety.h"
#include "Resource.h"
#include "MotorSafetyHelper.h"
#include "PIDOutput.h"
#include "CANSpeedController.h"
#include "HAL/Semaphore.hpp"
#include "HAL/HAL.hpp"
#include "LiveWindow/LiveWindowSendable.h"
#include "tables/ITable.h"
#include "NetworkCommunication/CANSessionMux.h"
#include <atomic>
#include <mutex>
#include <utility>
/**
* Luminary Micro / Vex Robotics Jaguar Speed Control
*/
class CANJaguar : public MotorSafety,
public CANSpeedController,
public ErrorBase,
public LiveWindowSendable,
public ITableListener {
public:
// The internal PID control loop in the Jaguar runs at 1kHz.
static const int32_t kControllerRate = 1000;
static constexpr double kApproxBusVoltage = 12.0;
// Control mode tags
/** Sets an encoder as the speed reference only. <br> Passed as the "tag" when
* setting the control mode.*/
static const struct EncoderStruct {
} Encoder;
/** Sets a quadrature encoder as the position and speed reference. <br> Passed
* as the "tag" when setting the control mode.*/
static const struct QuadEncoderStruct {
} QuadEncoder;
/** Sets a potentiometer as the position reference only. <br> Passed as the
* "tag" when setting the control mode. */
static const struct PotentiometerStruct {
} Potentiometer;
explicit CANJaguar(uint8_t deviceNumber);
virtual ~CANJaguar();
uint8_t getDeviceNumber() const;
uint8_t GetHardwareVersion() const;
// PIDOutput interface
virtual void PIDWrite(float output) override;
// Control mode methods
void EnableControl(double encoderInitialPosition = 0.0);
void DisableControl();
void SetPercentMode();
void SetPercentMode(EncoderStruct, uint16_t codesPerRev);
void SetPercentMode(QuadEncoderStruct, uint16_t codesPerRev);
void SetPercentMode(PotentiometerStruct);
void SetCurrentMode(double p, double i, double d);
void SetCurrentMode(EncoderStruct, uint16_t codesPerRev, double p, double i,
double d);
void SetCurrentMode(QuadEncoderStruct, uint16_t codesPerRev, double p,
double i, double d);
void SetCurrentMode(PotentiometerStruct, double p, double i, double d);
void SetSpeedMode(EncoderStruct, uint16_t codesPerRev, double p, double i,
double d);
void SetSpeedMode(QuadEncoderStruct, uint16_t codesPerRev, double p, double i,
double d);
void SetPositionMode(QuadEncoderStruct, uint16_t codesPerRev, double p,
double i, double d);
void SetPositionMode(PotentiometerStruct, double p, double i, double d);
void SetVoltageMode();
void SetVoltageMode(EncoderStruct, uint16_t codesPerRev);
void SetVoltageMode(QuadEncoderStruct, uint16_t codesPerRev);
void SetVoltageMode(PotentiometerStruct);
// CANSpeedController interface
virtual float Get() const override;
virtual void Set(float value, uint8_t syncGroup = 0) override;
virtual void Disable() override;
virtual void SetP(double p) override;
virtual void SetI(double i) override;
virtual void SetD(double d) override;
virtual void SetPID(double p, double i, double d) override;
virtual double GetP() const override;
virtual double GetI() const override;
virtual double GetD() const override;
virtual float GetBusVoltage() const override;
virtual float GetOutputVoltage() const override;
virtual float GetOutputCurrent() const override;
virtual float GetTemperature() const override;
virtual double GetPosition() const override;
virtual double GetSpeed() const override;
virtual bool GetForwardLimitOK() const override;
virtual bool GetReverseLimitOK() const override;
virtual uint16_t GetFaults() const override;
virtual void SetVoltageRampRate(double rampRate) override;
virtual uint32_t GetFirmwareVersion() const override;
virtual void ConfigNeutralMode(NeutralMode mode) override;
virtual void ConfigEncoderCodesPerRev(uint16_t codesPerRev) override;
virtual void ConfigPotentiometerTurns(uint16_t turns) override;
virtual void ConfigSoftPositionLimits(double forwardLimitPosition,
double reverseLimitPosition) override;
virtual void DisableSoftPositionLimits() override;
virtual void ConfigLimitMode(LimitMode mode) override;
virtual void ConfigForwardLimit(double forwardLimitPosition) override;
virtual void ConfigReverseLimit(double reverseLimitPosition) override;
virtual void ConfigMaxOutputVoltage(double voltage) override;
virtual void ConfigFaultTime(float faultTime) override;
virtual void SetControlMode(ControlMode mode);
virtual ControlMode GetControlMode() const;
static void UpdateSyncGroup(uint8_t syncGroup);
void SetExpiration(float timeout) override;
float GetExpiration() const override;
bool IsAlive() const override;
void StopMotor() override;
bool IsSafetyEnabled() const override;
void SetSafetyEnabled(bool enabled) override;
void GetDescription(char *desc) const override;
uint8_t GetDeviceID() const;
// SpeedController overrides
virtual void SetInverted(bool isInverted) override;
virtual bool GetInverted() const override;
protected:
// Control mode helpers
void SetSpeedReference(uint8_t reference);
uint8_t GetSpeedReference() const;
void SetPositionReference(uint8_t reference);
uint8_t GetPositionReference() const;
uint8_t packPercentage(uint8_t *buffer, double value);
uint8_t packFXP8_8(uint8_t *buffer, double value);
uint8_t packFXP16_16(uint8_t *buffer, double value);
uint8_t packint16_t(uint8_t *buffer, int16_t value);
uint8_t packint32_t(uint8_t *buffer, int32_t value);
double unpackPercentage(uint8_t *buffer) const;
double unpackFXP8_8(uint8_t *buffer) const;
double unpackFXP16_16(uint8_t *buffer) const;
int16_t unpackint16_t(uint8_t *buffer) const;
int32_t unpackint32_t(uint8_t *buffer) const;
void sendMessage(uint32_t messageID, const uint8_t *data, uint8_t dataSize,
int32_t period = CAN_SEND_PERIOD_NO_REPEAT);
void requestMessage(uint32_t messageID,
int32_t period = CAN_SEND_PERIOD_NO_REPEAT);
bool getMessage(uint32_t messageID, uint32_t mask, uint8_t *data,
uint8_t *dataSize) const;
void setupPeriodicStatus();
void updatePeriodicStatus() const;
mutable std::recursive_mutex m_mutex;
uint8_t m_deviceNumber;
float m_value;
// Parameters/configuration
ControlMode m_controlMode;
uint8_t m_speedReference;
uint8_t m_positionReference;
double m_p;
double m_i;
double m_d;
NeutralMode m_neutralMode;
uint16_t m_encoderCodesPerRev;
uint16_t m_potentiometerTurns;
LimitMode m_limitMode;
double m_forwardLimit;
double m_reverseLimit;
double m_maxOutputVoltage;
double m_voltageRampRate;
float m_faultTime;
// Which parameters have been verified since they were last set?
bool m_controlModeVerified;
bool m_speedRefVerified;
bool m_posRefVerified;
bool m_pVerified;
bool m_iVerified;
bool m_dVerified;
bool m_neutralModeVerified;
bool m_encoderCodesPerRevVerified;
bool m_potentiometerTurnsVerified;
bool m_forwardLimitVerified;
bool m_reverseLimitVerified;
bool m_limitModeVerified;
bool m_maxOutputVoltageVerified;
bool m_voltageRampRateVerified;
bool m_faultTimeVerified;
// Status data
mutable float m_busVoltage;
mutable float m_outputVoltage;
mutable float m_outputCurrent;
mutable float m_temperature;
mutable double m_position;
mutable double m_speed;
mutable uint8_t m_limits;
mutable uint16_t m_faults;
uint32_t m_firmwareVersion;
uint8_t m_hardwareVersion;
// Which periodic status messages have we received at least once?
mutable std::atomic<bool> m_receivedStatusMessage0;
mutable std::atomic<bool> m_receivedStatusMessage1;
mutable std::atomic<bool> m_receivedStatusMessage2;
bool m_controlEnabled;
void verify();
MotorSafetyHelper *m_safetyHelper;
void ValueChanged(ITable *source, const std::string &key, EntryValue value,
bool isNew) override;
void UpdateTable() override;
void StartLiveWindowMode() override;
void StopLiveWindowMode() override;
std::string GetSmartDashboardType() const override;
void InitTable(ITable *subTable) override;
ITable *GetTable() const override;
ITable *m_table;
private:
void InitCANJaguar();
bool m_isInverted;
};