void EditPatchMod::DoVertWeld()
{
ModContextList mcList;
INodeTab nodes;
TimeValue t = ip->GetTime();
int holdNeeded = 0;
BOOL hadSel = FALSE;
if (!ip)
return;
ip->GetModContexts(mcList, nodes);
ClearPatchDataFlag(mcList, EPD_BEENDONE);
theHold.Begin();
RecordTopologyTags();
for (int i = 0; i < mcList.Count(); i++)
{
BOOL altered = FALSE;
EditPatchData *patchData =(EditPatchData*)mcList[i]->localData;
if (!patchData)
continue;
if (patchData->GetFlag(EPD_BEENDONE))
continue;
// If the mesh isn't yet cache, this will cause it to get cached.
RPatchMesh *rpatch;
PatchMesh *patch = patchData->TempData(this)->GetPatch(t, rpatch);
if (!patch)
continue;
patchData->RecordTopologyTags(patch);
// If this is the first edit, then the delta arrays will be allocated
patchData->BeginEdit(t);
// If any bits are set in the selection set, let's DO IT!!
if (patch->vertSel.NumberSet() > 1)
{
hadSel = TRUE;
if (theHold.Holding())
theHold.Put(new PatchRestore(patchData, this, patch, rpatch, "DoVertWeld"));
// Call the patch weld function
if (patch->Weld(weldThreshold))
{
rpatch->Weld (patch);
altered = holdNeeded = TRUE;
patchData->UpdateChanges(patch, rpatch);
patchData->TempData(this)->Invalidate(PART_TOPO);
}
}
patchData->SetFlag(EPD_BEENDONE, TRUE);
}
if (holdNeeded)
{
ResolveTopoChanges();
theHold.Accept(GetString(IDS_TH_VERTWELD));
}
else
{
if (!hadSel)
ip->DisplayTempPrompt(GetString(IDS_TH_NOVERTSSEL), PROMPT_TIME);
else
ip->DisplayTempPrompt(GetString(IDS_TH_NOWELDPERFORMED), PROMPT_TIME);
theHold.End();
}
nodes.DisposeTemporary();
ClearPatchDataFlag(mcList, EPD_BEENDONE);
NotifyDependents(FOREVER, PART_TOPO, REFMSG_CHANGE);
ip->RedrawViews(ip->GetTime(), REDRAW_NORMAL);
}
