//
// s is a spoke pointing OUT from x
//
void Subdivision::optimize(Vec2& x, Edge *s)
{
Edge *start_spoke = s;
Edge *spoke = s;
do {
Edge *e = spoke->Lnext();
Edge *t = e->Oprev();
if( isInterior(e) && shouldSwap(x, e) )
swap(e);
else
{
spoke = spoke->Onext();
if( spoke == start_spoke )
break;
}
} while( true );
//
// Now, update all the triangles
spoke = start_spoke;
do {
Edge *e = spoke->Lnext();
Triangle *t = e->Lface();
if( t ) t->update(*this);
spoke = spoke->Onext();
} while( spoke != start_spoke );
}
void ofxDeepZoom::update() {
for (list<tile>::iterator iter=tiles.begin(); iter!=tiles.end(); iter++) {
if (iter->bSwap) {
switch (iter->state) {
case TILE_STATE_INACTIVE:
iter = tiles.erase(iter);
break;
case TILE_STATE_QUEUE:
iter->state = TILE_STATE_UNLOAD;
break;
case TILE_STATE_ACTIVE:
if (!iter->bInside || shouldSwap(*iter)) {
iter->image.getTextureReference().clear();
iter->image.setUseTexture(false); // for the clear of the pixels in threaded function
iter->state = TILE_STATE_UNLOAD;
}
break;
default:
break;
}
} else {
if (iter->state == TILE_STATE_QUEUE) {
iter->image.setUseTexture(true);
iter->image.reloadTexture();
iter->state = TILE_STATE_ACTIVE;
break;
} else switch (iter->state) {
case TILE_STATE_INACTIVE:
if (iter->bInside) {
iter->state = TILE_STATE_LOAD;
}
break;
case TILE_STATE_ACTIVE:
if (!iter->bInside) {
iter->image.getTextureReference().clear();
iter->image.setUseTexture(false); // for the clear of the pixels in threaded function
iter->state = TILE_STATE_UNLOAD;
}
break;
default:
break;
}
}
}
}
