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author | mano-wii <germano.costa@ig.com.br> | 2018-10-01 06:16:44 +0300 |
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committer | mano-wii <germano.costa@ig.com.br> | 2018-10-01 06:16:44 +0300 |
commit | 9df476ecaac8fb82c3d28b7404374db09e73eda4 (patch) | |
tree | 6fc0dc198fa5da4ac7a9928562f6828e3e08e5a7 /source/blender/blenlib/BLI_math_geom.h | |
parent | 1f2c4f8809aab37d04ee0c571c33466643e103b6 (diff) |
BLI_math: add `isect_seg_seg_v3` function and use in the cloth collision algorith.
In my tests a 4% improvement in performance was achieved by simulating a square cloth over the cube.
Diffstat (limited to 'source/blender/blenlib/BLI_math_geom.h')
-rw-r--r-- | source/blender/blenlib/BLI_math_geom.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/source/blender/blenlib/BLI_math_geom.h b/source/blender/blenlib/BLI_math_geom.h index ccdb94c3317..d5287e8d8aa 100644 --- a/source/blender/blenlib/BLI_math_geom.h +++ b/source/blender/blenlib/BLI_math_geom.h @@ -207,6 +207,11 @@ void limit_dist_v3(float v1[3], float v2[3], const float dist); #define ISECT_LINE_LINE_CROSS 2 int isect_seg_seg_v2(const float a1[2], const float a2[2], const float b1[2], const float b2[2]); +void isect_seg_seg_v3( + const float a0[3], const float a1[3], + const float b0[3], const float b1[3], + float r_a[3], float r_b[3]); + int isect_seg_seg_v2_int(const int a1[2], const int a2[2], const int b1[2], const int b2[2]); int isect_seg_seg_v2_point_ex( const float v0[2], const float v1[2], const float v2[2], const float v3[2], const float endpoint_bias, |