diff options
Diffstat (limited to 'source/blender/editors/sculpt_paint/paint_utils.c')
| -rw-r--r-- | source/blender/editors/sculpt_paint/paint_utils.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/source/blender/editors/sculpt_paint/paint_utils.c b/source/blender/editors/sculpt_paint/paint_utils.c index b3679516fff..c5eff1a1f0e 100644 --- a/source/blender/editors/sculpt_paint/paint_utils.c +++ b/source/blender/editors/sculpt_paint/paint_utils.c @@ -248,19 +248,25 @@ static void imapaint_tri_weights(Object *ob, void imapaint_pick_uv(Scene *scene, Object *ob, unsigned int faceindex, const int xy[2], float uv[2]) { DerivedMesh *dm = mesh_get_derived_final(scene, ob, CD_MASK_BAREMESH); - const int *index = dm->getTessFaceDataArray(dm, CD_ORIGINDEX); MTFace *tface = dm->getTessFaceDataArray(dm, CD_MTFACE), *tf; int numfaces = dm->getNumTessFaces(dm), a, findex; float p[2], w[3], absw, minabsw; MFace mf; MVert mv[4]; + /* double lookup */ + const int *index_mf_to_mpoly = dm->getTessFaceDataArray(dm, CD_ORIGINDEX); + const int *index_mp_to_orig = dm->getPolyDataArray(dm, CD_ORIGINDEX); + if ((index_mf_to_mpoly && index_mp_to_orig) == FALSE) { + index_mf_to_mpoly = index_mp_to_orig = NULL; + } + minabsw = 1e10; uv[0] = uv[1] = 0.0; /* test all faces in the derivedmesh with the original index of the picked face */ for (a = 0; a < numfaces; a++) { - findex = index ? index[a] : a; + findex = index_mf_to_mpoly ? DM_origindex_mface_mpoly(index_mf_to_mpoly, index_mp_to_orig, a) : a; if (findex == faceindex) { dm->getTessFace(dm, a, &mf); |