Commit: 3e90d7971adf2ca16790c34520b8d98c0ff85ef8
Author: Campbell Barton
Date: Wed Aug 13 13:56:53 2014 +1000
Branches: master
https://developer.blender.org/rB3e90d7971adf2ca16790c34520b8d98c0ff85ef8
Knife tool: avoid copying vectors
===================================================================
M source/blender/editors/mesh/editmesh_knife.c
===================================================================
diff --git a/source/blender/editors/mesh/editmesh_knife.c
b/source/blender/editors/mesh/editmesh_knife.c
index 7524ef3..b14c59f 100644
--- a/source/blender/editors/mesh/editmesh_knife.c
+++ b/source/blender/editors/mesh/editmesh_knife.c
@@ -1088,7 +1088,7 @@ static bool knife_ray_intersect_face(KnifeTool_OpData
*kcd,
float intersectp[3])
{
int tottri, tri_i;
- float lv1[3], lv2[3], lv3[3], raydir[3];
+ float raydir[3];
float tri_norm[3], tri_plane[4];
float se1[2], se2[2];
float d, lambda;
@@ -1104,12 +1104,14 @@ static bool knife_ray_intersect_face(KnifeTool_OpData
*kcd,
BLI_assert(tri_i >= 0 && tri_i < tottri);
for (; tri_i < tottri; tri_i++) {
+ const float *lv1, *lv2, *lv3;
+
tri = kcd->em->looptris[tri_i];
if (tri[0]->f != f)
break;
- copy_v3_v3(lv1, kcd->cagecos[BM_elem_index_get(tri[0]->v)]);
- copy_v3_v3(lv2, kcd->cagecos[BM_elem_index_get(tri[1]->v)]);
- copy_v3_v3(lv3, kcd->cagecos[BM_elem_index_get(tri[2]->v)]);
+ lv1 = kcd->cagecos[BM_elem_index_get(tri[0]->v)];
+ lv2 = kcd->cagecos[BM_elem_index_get(tri[1]->v)];
+ lv3 = kcd->cagecos[BM_elem_index_get(tri[2]->v)];
/* using epsilon test in case ray is directly through an
internal
* tesselation edge and might not hit either tesselation tri
with
* an exact test;
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