Files
allwpilib/wpilibc/src/main/native/include/SafePWM.h
Thad House e1195e8b9d Update to 2018_v4 image and new build system. (#598)
* Revert "Force OpenCV to 3.1.0 (#602)"

This reverts commit 50ed55e8e2.

* Removes Simulation

* Removes old build system

* Removes old gtest

* Adds new gmock and gtest

* Updates to new ni-libraries

* removes MyRobot (to be replaced)

* moves files to new location

* Adds new sim backend and new test executables

* updates .styleguide and .gitignore

* Changes cpp WPILibVersion to a function

MSVC throws an AV with the old version.

* Disables USBCamera on all systems except for linux

* 2018 NI Libraries

* New build system
2017-08-18 21:35:53 -07:00

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1.4 KiB
C++

/*----------------------------------------------------------------------------*/
/* Copyright (c) FIRST 2008-2017. 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 the root directory of */
/* the project. */
/*----------------------------------------------------------------------------*/
#pragma once
#include <memory>
#include "MotorSafety.h"
#include "MotorSafetyHelper.h"
#include "PWM.h"
#include "llvm/raw_ostream.h"
namespace frc {
/**
* A safe version of the PWM class.
* It is safe because it implements the MotorSafety interface that provides
* timeouts in the event that the motor value is not updated before the
* expiration time. This delegates the actual work to a MotorSafetyHelper
* object that is used for all objects that implement MotorSafety.
*/
class SafePWM : public PWM, public MotorSafety {
public:
explicit SafePWM(int channel);
virtual ~SafePWM() = default;
void SetExpiration(double timeout);
double GetExpiration() const;
bool IsAlive() const;
void StopMotor();
bool IsSafetyEnabled() const;
void SetSafetyEnabled(bool enabled);
void GetDescription(llvm::raw_ostream& desc) const;
virtual void SetSpeed(double speed);
private:
std::unique_ptr<MotorSafetyHelper> m_safetyHelper;
};
} // namespace frc