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BLI_math vectors: add minmax_v3v3_v3_array to get min and max values on each components of an array of 3D vectors.

This commit is contained in:
Bastien Montagne 2015-02-05 14:00:58 +01:00
parent 25f33e058a
commit e442b9916e
2 changed files with 9 additions and 0 deletions
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2
source/blender/blenlib/BLI_math_vector.h
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@ -290,6 +290,8 @@ MINLINE void normal_float_to_short_v3(short r[3], const float n[3]);
void minmax_v3v3_v3(float min[3], float max[3], const float vec[3]);
void minmax_v2v2_v2(float min[2], float max[2], const float vec[2]);
void minmax_v3v3_v3_array(float r_min[3], float r_max[3], float (*vec_arr)[3], int nbr);
void dist_ensure_v3_v3fl(float v1[3], const float v2[3], const float dist);
void dist_ensure_v2_v2fl(float v1[2], const float v2[2], const float dist);

7
source/blender/blenlib/intern/math_vector.c
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@ -757,6 +757,13 @@ void minmax_v2v2_v2(float min[2], float max[2], const float vec[2])
if (max[1] < vec[1]) max[1] = vec[1];
}
void minmax_v3v3_v3_array(float r_min[3], float r_max[3], float (*vec_arr)[3], int nbr)
{
while (nbr--) {
minmax_v3v3_v3(r_min, r_max, *vec_arr++);
}
}
/** ensure \a v1 is \a dist from \a v2 */
void dist_ensure_v3_v3fl(float v1[3], const float v2[3], const float dist)
{