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Add C++20 std::math constants shim (#1788)

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Based on http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p0631r7.pdf
This commit is contained in:
Tyler Veness
2019-07-31 22:15:22 -07:00
committed by Peter Johnson
parent dd43109596
commit 37d316aa09
11 changed files with 119 additions and 50 deletions
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7
wpilibcExamples/src/main/cpp/examples/MotorControlEncoder/cpp/Robot.cpp
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@@ -1,5 +1,5 @@
/*----------------------------------------------------------------------------*/
/* Copyright (c) 2017-2018 FIRST. All Rights Reserved. */
/* Copyright (c) 2017-2019 FIRST. 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. */
@@ -10,8 +10,7 @@
#include <frc/PWMVictorSPX.h>
#include <frc/TimedRobot.h>
#include <frc/smartdashboard/SmartDashboard.h>
constexpr double kPi = 3.14159265358979;
#include <wpi/math>
/**
* This sample program shows how to control a motor using a joystick. In the
@@ -39,7 +38,7 @@ class Robot : public frc::TimedRobot {
void RobotInit() override {
// Use SetDistancePerPulse to set the multiplier for GetDistance
// This is set up assuming a 6 inch wheel with a 360 CPR encoder.
m_encoder.SetDistancePerPulse((kPi * 6) / 360.0);
m_encoder.SetDistancePerPulse((wpi::math::pi * 6) / 360.0);
}
private: