Files
cglm/include/cglm/mat3x2.h
2023-07-22 01:21:14 +03:00

78 lines
1.4 KiB
C

/*
* Copyright (c), Recep Aslantas.
*
* MIT License (MIT), http://opensource.org/licenses/MIT
* Full license can be found in the LICENSE file
*/
/*
Macros:
GLM_MAT3X2_ZERO_INIT
GLM_MAT3X2_ZERO
Functions:
CGLM_INLINE void glm_mat3x2_make(float * restrict src, mat3x2 dest)
*/
#ifndef cglm_mat3x2_h
#define cglm_mat3x2_h
#include "common.h"
#define GLM_MAT3X2_ZERO_INIT {{0.0f, 0.0f}, {0.0f, 0.0f}, {0.0f, 0.0f}}
/* for C only */
#define GLM_MAT3X2_ZERO GLM_MAT3X2_ZERO_INIT
/*!
* @brief copy all members of [mat] to [dest]
*
* @param[in] mat source
* @param[out] dest destination
*/
CGLM_INLINE
void
glm_mat3x2_copy(mat3x2 mat, mat3x2 dest) {
dest[0][0] = mat[0][0];
dest[0][1] = mat[0][1];
dest[1][0] = mat[1][0];
dest[1][1] = mat[1][1];
dest[2][0] = mat[2][0];
dest[2][1] = mat[2][1];
}
/*!
* @brief make given matrix zero.
*
* @param[in, out] mat matrix
*/
CGLM_INLINE
void
glm_mat3x2_zero(mat3x2 mat) {
CGLM_ALIGN_MAT mat3x2 t = GLM_MAT3X2_ZERO_INIT;
glm_mat3x2_copy(t, mat);
}
/*!
* @brief Create mat3x2 matrix from pointer
*
* @param[in] src pointer to an array of floats
* @param[out] dest matrix
*/
CGLM_INLINE
void
glm_mat3x2_make(float * __restrict src, mat3x2 dest) {
dest[0][0] = src[0];
dest[0][1] = src[1];
dest[1][0] = src[2];
dest[1][1] = src[3];
dest[2][0] = src[4];
dest[2][1] = src[5];
}
#endif