static void laplacian_increase_edge_count(EdgeHash *edgehash, int v1, int v2)
{
void **p = BLI_edgehash_lookup_p(edgehash, v1, v2);
if(p)
*p = (void*)((intptr_t)*p + (intptr_t)1);
else
BLI_edgehash_insert(edgehash, v1, v2, (void*)(intptr_t)1);
}
/* Creates a hash of edges to flags indicating selected/visible */
static void get_marked_edge_info__orFlags(EdgeHash *eh, int v0, int v1, int flags)
{
int *flags_p;
if (!BLI_edgehash_haskey(eh, v0, v1))
BLI_edgehash_insert(eh, v0, v1, NULL);
flags_p = (int *) BLI_edgehash_lookup_p(eh, v0, v1);
*flags_p |= flags;
}
int BLI_edgehash_haskey(EdgeHash *eh, int v0, int v1) {
return BLI_edgehash_lookup_p(eh, v0, v1)!=NULL;
}
void* BLI_edgehash_lookup(EdgeHash *eh, int v0, int v1) {
void **value_p = BLI_edgehash_lookup_p(eh,v0,v1);
return value_p?*value_p:NULL;
}
bool BLI_edgehash_haskey(EdgeHash *eh, unsigned int v0, unsigned int v1)
{
return BLI_edgehash_lookup_p(eh, v0, v1) != NULL;
}