>If you want to use the indexed result within a Blender context you'd have to put a dummy vertex at the beginning of the vertex array >such that all other vertices are offset by one entry
I mean put a dummy vertex in front of the unique vertices of course (meaning after welding). And also +1 to the indices you get after welding. On Sat, Nov 19, 2011 at 12:35 PM, Morten Mikkelsen <mikkels...@gmail.com>wrote: > I am not 100% sure I understand you correctly but your fix doesn't sound > correct but perhaps > I am misunderstanding you. Anyway, the welder is going to generate a zero > based index list unlike what is used within > Blender. If you want to use the indexed result within a Blender context > you'd have to put a dummy vertex at the beginning of the vertex array such > that all other vertices are offset by one entry and then you'd add all the > welder-generated indices by +1 to offset to after the dummy vertex. This > way triangles can still have their fourth index as 0 which points to the > dummy vertex and within Blender means no vertex assigned. > > > > > On Sat, Nov 19, 2011 at 9:27 AM, Eugene Minov <minov....@gmail.com> wrote: > >> > >> > >Correct, this is how blender does it everywhere in its code-base. >> > >> >> Ok. >> I've asked because after weldind I've gotten this problem with some quads. >> But today seems that I solve it by swapping the first vertex in the vert >> array with >> the first finded vertex that is not indexed to any of the 4'th face's >> index. >> >> On Sat, Nov 19, 2011 at 1:13 AM, Morten Mikkelsen <mikkels...@gmail.com >> >wrote: >> >> > > >> > > I wanted to ask about this line: >> > > const int iGetNrVerts= data->mface[face_num].v4!=0 ? 4 : 3; >> > > >> > > Or there is no way that last index points to zero? >> > > >> > >> > Correct, this is how blender does it everywhere in its code-base. >> > Super glad to hear you're getting useful results! Be sure to submit a >> patch >> > for review. >> > _______________________________________________ >> > Bf-committers mailing list >> > Bf-committers@blender.org >> > http://lists.blender.org/mailman/listinfo/bf-committers >> > >> _______________________________________________ >> Bf-committers mailing list >> Bf-committers@blender.org >> http://lists.blender.org/mailman/listinfo/bf-committers >> > > _______________________________________________ Bf-committers mailing list Bf-committers@blender.org http://lists.blender.org/mailman/listinfo/bf-committers