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unaligned matrix duplication

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Recep Aslantas
2016-10-06 16:54:08 +03:00
parent 1b41c3d52a
commit 78e4e867eb
1 changed files with 16 additions and 1 deletions
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17
include/cglm-mat.h
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@@ -26,6 +26,21 @@
/* for C only */ /* for C only */
#define GLM_MAT4_IDENTITY (mat4)GLM_MAT4_IDENTITY_INIT #define GLM_MAT4_IDENTITY (mat4)GLM_MAT4_IDENTITY_INIT
/*!
* @brief copy all members of [mat] to [dest]
*
* matrix may not be aligned, u stands for unaligned, this may be useful when
* copying a matrix from external source e.g. asset importer...
*
* @param[in] mat source
* @param[out] dest destination
*/
CGLM_INLINE
void
glm_mat4_udup(mat4 mat, mat4 dest) {
glm__memcpy(float, dest, mat, sizeof(mat4));
}
/*! /*!
* @brief copy all members of [mat] to [dest] * @brief copy all members of [mat] to [dest]
* *
@@ -44,7 +59,7 @@ glm_mat4_dup(mat4 mat, mat4 dest) {
_mm_store_ps(dest[2], _mm_load_ps(mat[2])); _mm_store_ps(dest[2], _mm_load_ps(mat[2]));
_mm_store_ps(dest[3], _mm_load_ps(mat[3])); _mm_store_ps(dest[3], _mm_load_ps(mat[3]));
#else #else
glm__memcpy(float, dest, mat, sizeof(mat4)); glm_mat4_udup(mat, dest);
#endif #endif
} }