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Recep Aslantas
2016-09-11 12:29:22 +03:00
commit 6c6418d19a
8 changed files with 228 additions and 0 deletions
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17
include/cglm-common.h Normal file
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/*
* Copyright (c), Recep Aslantas.
*
* MIT License (MIT), http://opensource.org/licenses/MIT
* Full license can be found in the LICENSE file
*/
#ifndef glm_common_h
#define glm_common_h
#if defined(_WIN32)
# define CGLM_INLINE __forceinline
#else
# define CGLM_INLINE static inline __attribute((always_inline))
#endif
#endif /* glm_common_h */

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include/cglm-intrin.h Normal file
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/*
* Copyright (c), Recep Aslantas.
*
* MIT License (MIT), http://opensource.org/licenses/MIT
* Full license can be found in the LICENSE file
*/
#ifndef cglm_intrin_h
#define cglm_intrin_h
#include <xmmintrin.h>
#include <emmintrin.h>
/* float */
#define _mm_madd_ps(L, R0, R1) \
_mm_add_ps(_mm_mul_ps(_mm_set1_ps(*(L)), R0), \
_mm_mul_ps(_mm_set1_ps(*(L + 1)), R1))
#define _mm_madd4_ps(L, R0, R1, R2, R3) \
_mm_add_ps(_mm_madd_ps(L, R0, R1), \
_mm_madd_ps(L + 2, R2, R3))
#endif /* cglm_intrin_h */

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include/cglm-mat-simd.h Normal file
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/*
* Copyright (c), Recep Aslantas.
*
* MIT License (MIT), http://opensource.org/licenses/MIT
* Full license can be found in the LICENSE file
*/
#ifndef cglm_mat_sse_h
#define cglm_mat_sse_h
#include "cglm-intrin.h"
#define CGLM_MAT_MUL_SSE_4x4f(L, R, D) \
do { \
__m128 r0; \
__m128 r1; \
__m128 r2; \
__m128 r3; \
\
r0 = _mm_load_ps(R); \
r1 = _mm_load_ps(R + 4); \
r2 = _mm_load_ps(R + 8); \
r3 = _mm_load_ps(R + 12); \
\
_mm_store_ps(D, _mm_madd4_ps(L, r0, r1, r2, r3)); \
_mm_store_ps(D + 4, _mm_madd4_ps(L + 4, r0, r1, r2, r3)); \
_mm_store_ps(D + 8, _mm_madd4_ps(L + 8, r0, r1, r2, r3)); \
_mm_store_ps(D + 12, _mm_madd4_ps(L + 12, r0, r1, r2, r3)); \
} while (0)
#endif /* cglm_mat_sse_h */

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include/cglm-mat.h Normal file
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/*
* Copyright (c), Recep Aslantas.
*
* MIT License (MIT), http://opensource.org/licenses/MIT
* Full license can be found in the LICENSE file
*/
#ifndef cglm_mat_h
#define cglm_mat_h
#include "cglm.h"
#include "cglm-mat-simd.h"
#define glm_mat_mul4_impl(l, r, d) \
do { \
d[0] = l[0] * r[0] + l[1] * r[4] + l[2] * r[8] + l[3] * r[12]; \
d[1] = l[0] * r[1] + l[1] * r[5] + l[2] * r[9] + l[3] * r[13]; \
d[2] = l[0] * r[2] + l[1] * r[6] + l[2] * r[10] + l[3] * r[14]; \
d[3] = l[0] * r[3] + l[1] * r[7] + l[2] * r[11] + l[3] * r[15]; \
d[4] = l[4] * r[0] + l[5] * r[4] + l[6] * r[8] + l[7] * r[12]; \
d[5] = l[4] * r[1] + l[5] * r[5] + l[6] * r[9] + l[7] * r[13]; \
d[6] = l[4] * r[2] + l[5] * r[6] + l[6] * r[10] + l[7] * r[14]; \
d[7] = l[4] * r[3] + l[5] * r[7] + l[6] * r[11] + l[7] * r[15]; \
d[8] = l[8] * r[0] + l[9] * r[4] + l[10] * r[8] + l[11] * r[12]; \
d[9] = l[8] * r[1] + l[9] * r[5] + l[10] * r[9] + l[11] * r[13]; \
d[10] = l[8] * r[2] + l[9] * r[6] + l[10] * r[10] + l[11] * r[14]; \
d[11] = l[8] * r[3] + l[9] * r[7] + l[10] * r[11] + l[11] * r[15]; \
d[12] = l[12] * r[0] + l[13] * r[4] + l[14] * r[8] + l[15] * r[12]; \
d[13] = l[12] * r[1] + l[13] * r[5] + l[14] * r[9] + l[15] * r[13]; \
d[14] = l[12] * r[2] + l[13] * r[6] + l[14] * r[10] + l[15] * r[14]; \
d[15] = l[12] * r[3] + l[13] * r[7] + l[14] * r[11] + l[15] * r[15]; \
} while (0)
CGLM_INLINE
void
glm_mat_mul4(float * __restrict m1,
float * __restrict m2,
float * __restrict dest) {
#if defined( __SSE__ ) || defined( __SSE2__ )
CGLM_MAT_MUL_SSE_4x4f(m1, m2, dest);
#else
glm_mat_mul4_impl(m1, m2, dest);
#endif
}
#endif /* cglm_mat_h */

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include/cglm-vec.h Normal file
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/*
* Copyright (c), Recep Aslantas.
*
* MIT License (MIT), http://opensource.org/licenses/MIT
* Full license can be found in the LICENSE file
*/
#ifndef cglm_vec_h
#define cglm_vec_h
#endif /* cglm_vec_h */

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include/cglm.h Normal file
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/*
* Copyright (c), Recep Aslantas.
*
* MIT License (MIT), http://opensource.org/licenses/MIT
* Full license can be found in the LICENSE file
*/
#ifndef glm_h
#define glm_h
#include "cglm-common.h"
typedef float vec3[3];
typedef float vec4[4];
typedef float mat3[3];
typedef float mat4[16];
CGLM_INLINE
void
glm_mat_mul4(float * __restrict m1,
float * __restrict m2,
float * __restrict dest);
#include "cglm-vec.h"
#include "cglm-mat.h"
#endif /* glm_h */