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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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28
include/cglm/struct/vec3.h
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@@ -45,13 +45,13 @@
CGLM_INLINE vec3s glms_vec3_normalize(vec3s v);
CGLM_INLINE vec3s glms_vec3_cross(vec3s a, vec3s b);
CGLM_INLINE vec3s glms_vec3_crossn(vec3s a, vec3s b);
CGLM_INLINE float glms_vec3_distance(vec3s a, vec3s b);
CGLM_INLINE float glms_vec3_angle(vec3s a, vec3s b);
CGLM_INLINE vec3s glms_vec3_rotate(vec3s v, float angle, vec3s axis);
CGLM_INLINE vec3s glms_vec3_rotate_m4(mat4s m, vec3s v);
CGLM_INLINE vec3s glms_vec3_rotate_m3(mat3s m, vec3s v);
CGLM_INLINE vec3s glms_vec3_proj(vec3s a, vec3s b);
CGLM_INLINE vec3s glms_vec3_center(vec3s a, vec3s b);
CGLM_INLINE float glms_vec3_distance(vec3s a, vec3s b);
CGLM_INLINE float glms_vec3_distance2(vec3s a, vec3s b);
CGLM_INLINE vec3s glms_vec3_maxv(vec3s a, vec3s b);
CGLM_INLINE vec3s glms_vec3_minv(vec3s a, vec3s b);
@@ -598,19 +598,6 @@ glms_vec3_center(vec3s a, vec3s b) {
return r;
}
/**
* @brief squared distance between two vectors
*
* @param[in] a vector1
* @param[in] b vector2
* @return squared distance (distance * distance)
*/
CGLM_INLINE
float
glms_vec3_distance2(vec3s a, vec3s b) {
return glm_vec3_distance2(a.raw, b.raw);
}
/**
* @brief distance between two vectors
*
@@ -624,6 +611,19 @@ glms_vec3_distance(vec3s a, vec3s b) {
return glm_vec3_distance(a.raw, b.raw);
}
/**
* @brief squared distance between two vectors
*
* @param[in] a vector1
* @param[in] b vector2
* @return squared distance (distance * distance)
*/
CGLM_INLINE
float
glms_vec3_distance2(vec3s a, vec3s b) {
return glm_vec3_distance2(a.raw, b.raw);
}
/*!
* @brief max values of vectors
*

14
include/cglm/struct/vec4.h
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@@ -43,6 +43,7 @@
CGLM_INLINE vec4s glms_vec4_inv(vec4s v);
CGLM_INLINE vec4s glms_vec4_normalize(vec4s v);
CGLM_INLINE float glms_vec4_distance(vec4s a, vec4s b);
CGLM_INLINE float glms_vec4_distance2(vec4s a, vec4s b);
CGLM_INLINE vec4s glms_vec4_maxv(vec4s a, vec4s b);
CGLM_INLINE vec4s glms_vec4_minv(vec4s a, vec4s b);
CGLM_INLINE vec4s glms_vec4_clamp(vec4s v, float minVal, float maxVal);
@@ -501,6 +502,19 @@ glms_vec4_distance(vec4s a, vec4s b) {
return glm_vec4_distance(a.raw, b.raw);
}
/**
* @brief squared distance between two vectors
*
* @param[in] a vector1
* @param[in] b vector2
* @return returns squared distance
*/
CGLM_INLINE
float
glms_vec4_distance2(vec4s a, vec4s b) {
return glm_vec4_distance2(a.raw, b.raw);
}
/*!
* @brief max values of vectors
*