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identiy helper for arrays (matrix/quaternion)

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this helpers makes all array elements identity
This commit is contained in:
Recep Aslantas
2018-09-12 12:44:11 +03:00
parent 2e1790ccf9
commit 98da3daf82
16 changed files with 122 additions and 7 deletions
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20
include/cglm/mat3.h
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@@ -16,6 +16,7 @@
Functions:
CGLM_INLINE void glm_mat3_copy(mat3 mat, mat3 dest);
CGLM_INLINE void glm_mat3_identity(mat3 mat);
CGLM_INLINE void glm_mat3_identity_array(mat3 * restrict mat, size_t count);
CGLM_INLINE void glm_mat3_mul(mat3 m1, mat3 m2, mat3 dest);
CGLM_INLINE void glm_mat3_transpose_to(mat3 m, mat3 dest);
CGLM_INLINE void glm_mat3_transpose(mat3 m);
@@ -85,6 +86,25 @@ glm_mat3_identity(mat3 mat) {
glm_mat3_copy(t, mat);
}
/*!
* @brief make given matrix array's each element identity matrix
*
* @param[in, out] mat matrix array (must be aligned (16/32)
* if alignment is not disabled)
*
* @param[in] count count of matrices
*/
CGLM_INLINE
void
glm_mat3_identity_array(mat3 * __restrict mat, size_t count) {
CGLM_ALIGN_MAT mat3 t = GLM_MAT3_IDENTITY_INIT;
size_t i;
for (i = 0; i < count; i++) {
glm_mat3_copy(t, mat[i]);
}
}
/*!
* @brief multiply m1 and m2 to dest
*