void _RemoveVertexFromDegList(ColorVerticesContext *context, graphP theGraph, int v, int deg)
{
if (deg > 0)
{
context->degListHeads[deg] = LCDelete(context->degLists, context->degListHeads[deg], v);
context->numVerticesToReduce--;
}
}
/********************************************************************
_K33Search_MergeVertex()
Overload of merge vertex that does basic behavior but also removes
the DFS child associated with R from the separatedDFSChildList of W.
********************************************************************/
void _K33Search_MergeVertex(graphP theGraph, int W, int WPrevLink, int R)
{
K33SearchContext *context = NULL;
gp_FindExtension(theGraph, K33SEARCH_ID, (void *)&context);
if (context != NULL)
{
if (theGraph->embedFlags == EMBEDFLAGS_SEARCHFORK33)
{
int theList = context->VI[W].separatedDFSChildList;
theList = LCDelete(context->separatedDFSChildLists, theList, gp_GetDFSChildFromRoot(theGraph, R));
context->VI[W].separatedDFSChildList = theList;
}
context->functions.fpMergeVertex(theGraph, W, WPrevLink, R);
}
}