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| author | Campbell Barton <ideasman42@gmail.com> | 2016-01-23 05:44:20 +0300 |
|---|---|---|
| committer | Campbell Barton <ideasman42@gmail.com> | 2016-01-23 05:48:31 +0300 |
| commit | 90293a8da375b785fa58d3f56de1b286072107c1 (patch) | |
| tree | 04d39cc37ce4881232370e4c83513a4949e61f90 /source/blender/blenlib/BLI_math_geom.h | |
| parent | 456e7be9d2ed4f6534995ef6754376649a815ea4 (diff) | |
Math Lib: optimize segment-plane clipping
Calculate the clipped min/max factor along the segment,
only applying to the coordinates at the end (will give better precision too).
Also make split input/output args.
Diffstat (limited to 'source/blender/blenlib/BLI_math_geom.h')
| -rw-r--r-- | source/blender/blenlib/BLI_math_geom.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/source/blender/blenlib/BLI_math_geom.h b/source/blender/blenlib/BLI_math_geom.h index e3a8f975844..06412835936 100644 --- a/source/blender/blenlib/BLI_math_geom.h +++ b/source/blender/blenlib/BLI_math_geom.h @@ -288,8 +288,12 @@ bool isect_ray_aabb_v3( bool isect_sweeping_sphere_tri_v3(const float p1[3], const float p2[3], const float radius, const float v0[3], const float v1[3], const float v2[3], float *r_lambda, float ipoint[3]); -bool clip_segment_v3_plane(float p1[3], float p2[3], const float plane[4]); -bool clip_segment_v3_plane_n(float p1[3], float p2[3], float plane_array[][4], const int plane_tot); +bool clip_segment_v3_plane( + const float p1[3], const float p2[3], const float plane[4], + float r_p1[3], float r_p2[3]); +bool clip_segment_v3_plane_n( + const float p1[3], const float p2[3], const float plane_array[][4], const int plane_tot, + float r_p1[3], float r_p2[3]); void plot_line_v2v2i(const int p1[2], const int p2[2], bool (*callback)(int, int, void *), void *userData); void fill_poly_v2i_n( |