diff options
Diffstat (limited to 'source/blender/blenkernel/intern/mesh.c')
-rw-r--r-- | source/blender/blenkernel/intern/mesh.c | 50 |
1 files changed, 25 insertions, 25 deletions
diff --git a/source/blender/blenkernel/intern/mesh.c b/source/blender/blenkernel/intern/mesh.c index 543895a5973..9e8767406b1 100644 --- a/source/blender/blenkernel/intern/mesh.c +++ b/source/blender/blenkernel/intern/mesh.c @@ -629,6 +629,12 @@ static void make_edges_mdata(MVert *allvert, MFace *allface, int totvert, int to medge->v2= ed->v2; if(old==0 || ed->is_draw) medge->flag= ME_EDGEDRAW|ME_EDGERENDER; if(ed->is_loose) medge->flag|= ME_LOOSEEDGE; + + /* order is swapped so extruding this edge as a surface wont flip face normals + * with cyclic curves */ + if(ed->v1+1 != ed->v2) { + SWAP(int, medge->v1, medge->v2); + } medge++; } else { @@ -768,11 +774,8 @@ int nurbs_to_mdata_customdb(Object *ob, ListBase *dispbase, MVert **allvert, int totvlak+= dl->parts*(dl->nr-1); } else if(dl->type==DL_POLY) { - /* cyclic polys are filled. except when 3D */ - if(cu->flag & CU_3D) { - totvert+= dl->parts*dl->nr; - totvlak+= dl->parts*dl->nr; - } + totvert+= dl->parts*dl->nr; + totvlak+= dl->parts*dl->nr; } else if(dl->type==DL_SURF) { totvert+= dl->parts*dl->nr; @@ -824,27 +827,24 @@ int nurbs_to_mdata_customdb(Object *ob, ListBase *dispbase, MVert **allvert, int } else if(dl->type==DL_POLY) { - /* 3d polys are not filled */ - if(cu->flag & CU_3D) { - startvert= vertcount; - a= dl->parts*dl->nr; - data= dl->verts; - while(a--) { - VECCOPY(mvert->co, data); - data+=3; - vertcount++; - mvert++; - } + startvert= vertcount; + a= dl->parts*dl->nr; + data= dl->verts; + while(a--) { + VECCOPY(mvert->co, data); + data+=3; + vertcount++; + mvert++; + } - for(a=0; a<dl->parts; a++) { - ofs= a*dl->nr; - for(b=0; b<dl->nr; b++) { - mface->v1= startvert+ofs+b; - if(b==dl->nr-1) mface->v2= startvert+ofs; - else mface->v2= startvert+ofs+b+1; - if(smooth) mface->flag |= ME_SMOOTH; - mface++; - } + for(a=0; a<dl->parts; a++) { + ofs= a*dl->nr; + for(b=0; b<dl->nr; b++) { + mface->v1= startvert+ofs+b; + if(b==dl->nr-1) mface->v2= startvert+ofs; + else mface->v2= startvert+ofs+b+1; + if(smooth) mface->flag |= ME_SMOOTH; + mface++; } } } |