Commit: ac316a6526c71ff09468ceb288bf6db98c416fe2
Author: mano-wii
Date: Thu Jan 24 10:20:25 2019 -0200
Branches: master
https://developer.blender.org/rBac316a6526c71ff09468ceb288bf6db98c416fe2
Fix T59423: Mesh deform modifier bind bug causing spiky deformations.
The intersection was being tested between ray and tri, the correct one is
segment and tri.
===================================================================
M source/blender/editors/armature/meshlaplacian.c
===================================================================
diff --git a/source/blender/editors/armature/meshlaplacian.c
b/source/blender/editors/armature/meshlaplacian.c
index b427843085a..a1f0357d519 100644
--- a/source/blender/editors/armature/meshlaplacian.c
+++ b/source/blender/editors/armature/meshlaplacian.c
@@ -903,9 +903,10 @@ static void harmonic_ray_callback(void *userdata, int
index, const BVHTreeRay *r
face[1] = mdb->cagecos[mloop[lt->tri[1]].v];
face[2] = mdb->cagecos[mloop[lt->tri[2]].v];
- if (!isect_ray_tri_watertight_v3(
- ray->origin, ray->isect_precalc, UNPACK3(face), &dist, NULL))
- {
+ bool isect_ray_tri = isect_ray_tri_watertight_v3(
+ ray->origin, ray->isect_precalc, UNPACK3(face), &dist, NULL);
+
+ if (!isect_ray_tri || dist > isec->vec_length) {
return;
}
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