raymath_namespace.h

/**********************************************************************************************
*
*   raylib-extras-cpp * Utilities and Shared Components for Raylib
*
*   raymath-namespace.h * Simple wrapper to put raymath in a namespace
*
*   LICENSE: MIT
*
*   Copyright (c) 2021-2023 Jeffery Myers, Peter Damianov
*
*   Permission is hereby granted, free of charge, to any person obtaining a copy
*   of this software and associated documentation files (the "Software"), to deal
*   in the Software without restriction, including without limitation the rights
*   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
*   copies of the Software, and to permit persons to whom the Software is
*   furnished to do so, subject to the following conditions:
*
*   The above copyright notice and this permission notice shall be included in all
*   copies or substantial portions of the Software.
*
*   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
*   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
*   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
*   AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
*   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
*   OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
*   SOFTWARE.
*
**********************************************************************************************/
#pragma once

// declare the raylib types that raymath needs, if they haven't been declared yet
// they must be in the rl namespace, in order for the types to be compatible 
// if they weren't defined like this, a function taking an rl::Vector2 wouldn't
// be able to accept an rm::Vector2
namespace rl
{

#if !defined(RL_MATRIX_TYPE)
// Matrix, 4x4 components, column major, OpenGL style, right handed
typedef struct Matrix {
    float m0, m4, m8, m12;      // Matrix first row (4 components)
    float m1, m5, m9, m13;      // Matrix second row (4 components)
    float m2, m6, m10, m14;     // Matrix third row (4 components)
    float m3, m7, m11, m15;     // Matrix fourth row (4 components)
} Matrix;
#define RL_MATRIX_TYPE
#endif

#if !defined(RL_VECTOR2_TYPE)
// Vector2 type
typedef struct Vector2 {
    float x;
    float y;
} Vector2;
#define RL_VECTOR2_TYPE
#endif

#if !defined(RL_VECTOR3_TYPE)
// Vector3 type
typedef struct Vector3 {
    float x;
    float y;
    float z;
} Vector3;
#define RL_VECTOR3_TYPE
#endif

#if !defined(RL_VECTOR4_TYPE)
// Vector4 type
typedef struct Vector4 {
    float x;
    float y;
    float z;
    float w;
} Vector4;
#define RL_VECTOR4_TYPE
#endif

#if !defined(RL_QUATERNION_TYPE)
// Quaternion type
typedef Vector4 Quaternion;
#define RL_QUATERNION_TYPE
#endif

#if !defined(RL_MATRIX_TYPE)
// Matrix type (OpenGL style 4x4 - right handed, column major)
typedef struct Matrix {
    float m0, m4, m8, m12;      // Matrix first row (4 components)
    float m1, m5, m9, m13;      // Matrix second row (4 components)
    float m2, m6, m10, m14;     // Matrix third row (4 components)
    float m3, m7, m11, m15;     // Matrix fourth row (4 components)
} Matrix;
#define RL_MATRIX_TYPE
#endif

}


// raymath includes:
#include <cmath>
namespace rm
{
	using rl::Vector2;
	using rl::Vector3;
	using rl::Quaternion;
	using rl::Matrix;
	#include "raymath.h"
}