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matrix transpose

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This commit is contained in:
Recep Aslantas
2016-09-12 00:15:03 +03:00
parent 92ce6ee7fb
commit 4aecc0b3e2
2 changed files with 62 additions and 0 deletions
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20
include/cglm-mat-simd.h
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@@ -28,4 +28,24 @@
_mm_store_ps(D + 12, _mm_madd4_ps(L + 12, r0, r1, r2, r3)); \
} while (0)
#define CGLM_MAT_TRANSP_SSE_4x4f(M, D) \
do { \
__m128 r0; \
__m128 r1; \
__m128 r2; \
__m128 r3; \
\
r0 = _mm_load_ps(M[0]); \
r1 = _mm_load_ps(M[1]); \
r2 = _mm_load_ps(M[2]); \
r3 = _mm_load_ps(M[3]); \
\
_MM_TRANSPOSE4_PS(r0, r1, r2, r3); \
\
_mm_store_ps(D[0], r0); \
_mm_store_ps(D[1], r1); \
_mm_store_ps(D[2], r2); \
_mm_store_ps(D[3], r3); \
} while (0)
#endif /* cglm_mat_sse_h */

42
include/cglm-mat.h
View File

@@ -82,4 +82,46 @@ glm_mat_mul4N(mat4 * __restrict matrices[], int len, mat4 dest) {
dest);
}
CGLM_INLINE
void
glm_mat_transpose(mat4 m, mat4 dest) {
#if defined( __SSE__ ) || defined( __SSE2__ )
CGLM_MAT_TRANSP_SSE_4x4f(m, dest);
#else
dest[0][0] = m[0][0];
dest[0][1] = m[1][0];
dest[0][2] = m[2][0];
dest[0][3] = m[3][0];
dest[1][0] = m[0][1];
dest[1][1] = m[1][1];
dest[1][2] = m[2][1];
dest[1][3] = m[3][1];
dest[2][0] = m[0][2];
dest[2][1] = m[1][2];
dest[2][2] = m[2][2];
dest[2][3] = m[3][2];
dest[3][0] = m[0][3];
dest[3][1] = m[1][3];
dest[3][2] = m[2][3];
dest[3][3] = m[3][3];
#endif
}
CGLM_INLINE
void
glm_mat_transpose_self(mat4 m) {
#if defined( __SSE__ ) || defined( __SSE2__ )
CGLM_MAT_TRANSP_SSE_4x4f(m, m);
#else
mat4 d;
glm_mat_transpose(m, d);
glm__memcpy(m, d, sizeof(mat4));
#endif
}
#endif /* cglm_mat_h */