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squared distance with SIMD support (#96)

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squared distance for vec4
This commit is contained in:
Luigi Castelli
2019-08-23 09:32:54 +02:00
committed by Recep Aslantas
parent d03d4b8df5
commit 43b36f1dc1
9 changed files with 87 additions and 28 deletions
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8
include/cglm/vec3.h
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@@ -48,13 +48,13 @@
CGLM_INLINE void glm_vec3_normalize_to(vec3 v, vec3 dest);
CGLM_INLINE void glm_vec3_cross(vec3 a, vec3 b, vec3 d);
CGLM_INLINE void glm_vec3_crossn(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE float glm_vec3_distance(vec3 a, vec3 b);
CGLM_INLINE float glm_vec3_angle(vec3 a, vec3 b);
CGLM_INLINE void glm_vec3_rotate(vec3 v, float angle, vec3 axis);
CGLM_INLINE void glm_vec3_rotate_m4(mat4 m, vec3 v, vec3 dest);
CGLM_INLINE void glm_vec3_rotate_m3(mat3 m, vec3 v, vec3 dest);
CGLM_INLINE void glm_vec3_proj(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec3_center(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE float glm_vec3_distance(vec3 a, vec3 b);
CGLM_INLINE float glm_vec3_distance2(vec3 a, vec3 b);
CGLM_INLINE void glm_vec3_maxv(vec3 a, vec3 b, vec3 dest);
CGLM_INLINE void glm_vec3_minv(vec3 a, vec3 b, vec3 dest);
@@ -694,9 +694,9 @@ glm_vec3_center(vec3 a, vec3 b, vec3 dest) {
CGLM_INLINE
float
glm_vec3_distance2(vec3 a, vec3 b) {
return glm_pow2(b[0] - a[0])
+ glm_pow2(b[1] - a[1])
+ glm_pow2(b[2] - a[2]);
return glm_pow2(a[0] - b[0])
+ glm_pow2(a[1] - b[1])
+ glm_pow2(a[2] - b[2]);
}
/**