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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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16
wpilibc/src/main/native/include/frc/geometry/Rotation2d.h
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@@ -7,6 +7,8 @@
#pragma once
#include <wpi/math>
namespace frc {
/**
@@ -46,11 +48,11 @@ class Rotation2d {
static Rotation2d FromDegrees(double degrees);
/**
* Adds two rotations together, with the result being bounded between -kPi and
* kPi.
* Adds two rotations together, with the result being bounded between -pi and
* pi.
*
* For example, Rotation2d.FromDegrees(30) + Rotation2d.FromDegrees(60) =
* Rotation2d{-kPi/2}
* Rotation2d{-pi/2}
*
* @param other The rotation to add.
*
@@ -75,7 +77,7 @@ class Rotation2d {
* rotation.
*
* For example, Rotation2d.FromDegrees(10) - Rotation2d.FromDegrees(100) =
* Rotation2d{-kPi/2}
* Rotation2d{-pi/2}
*
* @param other The rotation to subtract.
*
@@ -157,16 +159,14 @@ class Rotation2d {
double m_cos = 1;
double m_sin = 0;
constexpr static double kPi = 3.14159265358979323846;
template <typename T>
static T Rad2Deg(const T& rad) {
return rad * 180.0 / kPi;
return rad * 180.0 / wpi::math::pi;
}
template <typename T>
static T Deg2Rad(const T& deg) {
return deg * kPi / 180.0;
return deg * wpi::math::pi / 180.0;
}
};
} // namespace frc