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Use defaulted comparison operators in C++ (#4723)

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Comparison operators which compared against every class member variable
now use C++20's default comparison operators.

Also remove operator!= that in C++20 is now auto-generated from operator==.
This commit is contained in:
Tyler Veness
2022-11-27 21:01:01 -08:00
committed by GitHub
parent 135c13958f
commit 42b6d4e3f7
39 changed files with 25 additions and 367 deletions
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13
wpimath/src/main/native/include/frc/geometry/Pose2d.h
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@@ -70,19 +70,8 @@ class WPILIB_DLLEXPORT Pose2d {
/**
* Checks equality between this Pose2d and another object.
*
* @param other The other object.
* @return Whether the two objects are equal.
*/
bool operator==(const Pose2d& other) const;
/**
* Checks inequality between this Pose2d and another object.
*
* @param other The other object.
* @return Whether the two objects are not equal.
*/
bool operator!=(const Pose2d& other) const;
bool operator==(const Pose2d&) const = default;
/**
* Returns the underlying translation.

13
wpimath/src/main/native/include/frc/geometry/Pose3d.h
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@@ -74,19 +74,8 @@ class WPILIB_DLLEXPORT Pose3d {
/**
* Checks equality between this Pose3d and another object.
*
* @param other The other object.
* @return Whether the two objects are equal.
*/
bool operator==(const Pose3d& other) const;
/**
* Checks inequality between this Pose3d and another object.
*
* @param other The other object.
* @return Whether the two objects are not equal.
*/
bool operator!=(const Pose3d& other) const;
bool operator==(const Pose3d&) const = default;
/**
* Returns the underlying translation.

8
wpimath/src/main/native/include/frc/geometry/Quaternion.h
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@@ -46,14 +46,6 @@ class WPILIB_DLLEXPORT Quaternion {
*/
bool operator==(const Quaternion& other) const;
/**
* Checks inequality between this Quaternion and another object.
*
* @param other The other object.
* @return Whether the two objects are not equal.
*/
bool operator!=(const Quaternion& other) const;
/**
* Returns the inverse of the quaternion.
*/

8
wpimath/src/main/native/include/frc/geometry/Rotation2d.h
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@@ -108,14 +108,6 @@ class WPILIB_DLLEXPORT Rotation2d {
*/
constexpr bool operator==(const Rotation2d& other) const;
/**
* Checks inequality between this Rotation2d and another object.
*
* @param other The other object.
* @return Whether the two objects are not equal.
*/
constexpr bool operator!=(const Rotation2d& other) const;
/**
* Adds the new rotation to the current rotation using a rotation matrix.
*

4
wpimath/src/main/native/include/frc/geometry/Rotation2d.inc
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@@ -58,10 +58,6 @@ constexpr bool Rotation2d::operator==(const Rotation2d& other) const {
: std::hypot(Cos() - other.Cos(), Sin() - other.Sin())) < 1E-9;
}
constexpr bool Rotation2d::operator!=(const Rotation2d& other) const {
return !operator==(other);
}
constexpr Rotation2d Rotation2d::RotateBy(const Rotation2d& other) const {
return {Cos() * other.Cos() - Sin() * other.Sin(),
Cos() * other.Sin() + Sin() * other.Cos()};

13
wpimath/src/main/native/include/frc/geometry/Rotation3d.h
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@@ -125,19 +125,8 @@ class WPILIB_DLLEXPORT Rotation3d {
/**
* Checks equality between this Rotation3d and another object.
*
* @param other The other object.
* @return Whether the two objects are equal.
*/
bool operator==(const Rotation3d& other) const;
/**
* Checks inequality between this Rotation3d and another object.
*
* @param other The other object.
* @return Whether the two objects are not equal.
*/
bool operator!=(const Rotation3d& other) const;
bool operator==(const Rotation3d&) const = default;
/**
* Adds the new rotation to the current rotation.

13
wpimath/src/main/native/include/frc/geometry/Transform2d.h
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@@ -103,19 +103,8 @@ class WPILIB_DLLEXPORT Transform2d {
/**
* Checks equality between this Transform2d and another object.
*
* @param other The other object.
* @return Whether the two objects are equal.
*/
bool operator==(const Transform2d& other) const;
/**
* Checks inequality between this Transform2d and another object.
*
* @param other The other object.
* @return Whether the two objects are not equal.
*/
bool operator!=(const Transform2d& other) const;
bool operator==(const Transform2d&) const = default;
private:
Translation2d m_translation;

13
wpimath/src/main/native/include/frc/geometry/Transform3d.h
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@@ -108,19 +108,8 @@ class WPILIB_DLLEXPORT Transform3d {
/**
* Checks equality between this Transform3d and another object.
*
* @param other The other object.
* @return Whether the two objects are equal.
*/
bool operator==(const Transform3d& other) const;
/**
* Checks inequality between this Transform3d and another object.
*
* @param other The other object.
* @return Whether the two objects are not equal.
*/
bool operator!=(const Transform3d& other) const;
bool operator==(const Transform3d&) const = default;
private:
Translation3d m_translation;

8
wpimath/src/main/native/include/frc/geometry/Translation2d.h
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@@ -170,14 +170,6 @@ class WPILIB_DLLEXPORT Translation2d {
*/
bool operator==(const Translation2d& other) const;
/**
* Checks inequality between this Translation2d and another object.
*
* @param other The other object.
* @return Whether the two objects are not equal.
*/
bool operator!=(const Translation2d& other) const;
private:
units::meter_t m_x = 0_m;
units::meter_t m_y = 0_m;

8
wpimath/src/main/native/include/frc/geometry/Translation3d.h
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@@ -172,14 +172,6 @@ class WPILIB_DLLEXPORT Translation3d {
*/
bool operator==(const Translation3d& other) const;
/**
* Checks inequality between this Translation3d and another object.
*
* @param other The other object.
* @return Whether the two objects are not equal.
*/
bool operator!=(const Translation3d& other) const;
private:
units::meter_t m_x = 0_m;
units::meter_t m_y = 0_m;

8
wpimath/src/main/native/include/frc/geometry/Twist2d.h
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@@ -46,14 +46,6 @@ struct WPILIB_DLLEXPORT Twist2d {
units::math::abs(dtheta - other.dtheta) < 1E-9_rad;
}
/**
* Checks inequality between this Twist2d and another object.
*
* @param other The other object.
* @return Whether the two objects are not equal.
*/
bool operator!=(const Twist2d& other) const { return !operator==(other); }
/**
* Scale this by a given factor.
*

8
wpimath/src/main/native/include/frc/geometry/Twist3d.h
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@@ -65,14 +65,6 @@ struct WPILIB_DLLEXPORT Twist3d {
units::math::abs(rz - other.rz) < 1E-9_rad;
}
/**
* Checks inequality between this Twist3d and another object.
*
* @param other The other object.
* @return Whether the two objects are not equal.
*/
bool operator!=(const Twist3d& other) const { return !operator==(other); }
/**
* Scale this by a given factor.
*