diff options
| -rw-r--r-- | source/blender/blenkernel/intern/DerivedMesh.c | 3 | ||||
| -rw-r--r-- | source/blender/blenkernel/intern/dynamicpaint.c | 7 |
2 files changed, 8 insertions, 2 deletions
diff --git a/source/blender/blenkernel/intern/DerivedMesh.c b/source/blender/blenkernel/intern/DerivedMesh.c index 509cb40f014..686d6a4018c 100644 --- a/source/blender/blenkernel/intern/DerivedMesh.c +++ b/source/blender/blenkernel/intern/DerivedMesh.c @@ -1062,8 +1062,7 @@ void DM_update_weight_mcol(Object *ob, DerivedMesh *dm, int const draw_flag, if (wtcol_f) { unsigned char *wtcol_f_step = wtcol_f; # else - /* XXX Seems we still need to create a CD_WEIGHT_MCOL, else it sigsev... - * Strange that we do not have that problem with DPaint VCol preview? */ + /* XXX We have to create a CD_WEIGHT_MCOL, else it might sigsev (after a SubSurf mod, eg)... */ if(!dm->getTessFaceDataArray(dm, CD_WEIGHT_MCOL)) CustomData_add_layer(&dm->faceData, CD_WEIGHT_MCOL, CD_CALLOC, NULL, numFaces); diff --git a/source/blender/blenkernel/intern/dynamicpaint.c b/source/blender/blenkernel/intern/dynamicpaint.c index 9e30003f9c7..59b7b654a45 100644 --- a/source/blender/blenkernel/intern/dynamicpaint.c +++ b/source/blender/blenkernel/intern/dynamicpaint.c @@ -1608,6 +1608,13 @@ static struct DerivedMesh *dynamicPaint_Modifier_apply(DynamicPaintModifierData MPoly *mp = CDDM_get_polys(result); int totpoly = result->numPolyData; + /* XXX We have to create a CD_WEIGHT_MCOL, else it might sigsev + * (after a SubSurf mod, eg)... */ + if(!result->getTessFaceDataArray(result, CD_WEIGHT_MCOL)) { + int numFaces = result->getNumTessFaces(result); + CustomData_add_layer(&result->faceData, CD_WEIGHT_MCOL, CD_CALLOC, NULL, numFaces); + } + /* Save preview results to weight layer to be * able to share same drawing methods */ col = CustomData_get_layer(&result->loopData, CD_WEIGHT_MLOOPCOL); |