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vec broadcast helper

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Recep Aslantas
2016-10-30 16:55:12 +02:00
parent c0d1cb4031
commit 9bf045e026
1 changed files with 16 additions and 0 deletions
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16
include/cglm-vec-ext.h
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@@ -50,4 +50,20 @@ glm_vec4_mulv(vec4 a, vec4 b, vec4 d) {
#endif #endif
} }
CGLM_INLINE
void
glm_vec_broadcast(float val, vec3 d) {
d[0] = d[1] = d[2] = val;
}
CGLM_INLINE
void
glm_vec4_broadcast(float val, vec3 d) {
#if defined( __SSE__ ) || defined( __SSE2__ )
_mm_store_ps(d, _mm_set1_ps(val));
#else
d[0] = d[1] = d[2] = d[3] = val;
#endif
}
#endif /* cglm_vec_ext_h */ #endif /* cglm_vec_ext_h */