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author | Campbell Barton <ideasman42@gmail.com> | 2016-01-23 05:44:20 +0300 |
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committer | Campbell Barton <ideasman42@gmail.com> | 2016-01-23 05:48:31 +0300 |
commit | 90293a8da375b785fa58d3f56de1b286072107c1 (patch) | |
tree | 04d39cc37ce4881232370e4c83513a4949e61f90 /source/blender/editors/space_view3d/view3d_project.c | |
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/editors/space_view3d/view3d_project.c')
-rw-r--r-- | source/blender/editors/space_view3d/view3d_project.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/source/blender/editors/space_view3d/view3d_project.c b/source/blender/editors/space_view3d/view3d_project.c index ba0626c58ea..c364148c9f1 100644 --- a/source/blender/editors/space_view3d/view3d_project.c +++ b/source/blender/editors/space_view3d/view3d_project.c @@ -348,7 +348,10 @@ static void view3d_win_to_ray_segment(const ARegion *ar, View3D *v3d, const floa BLI_INLINE bool view3d_clip_segment(RegionView3D *rv3d, float ray_start[3], float ray_end[3]) { - if ((rv3d->rflag & RV3D_CLIPPING) && !clip_segment_v3_plane_n(ray_start, ray_end, rv3d->clip, 6)) { + if ((rv3d->rflag & RV3D_CLIPPING) && + (clip_segment_v3_plane_n(ray_start, ray_end, rv3d->clip, 6, + ray_start, ray_end) == false)) + { return false; } return true; |