void Zone::ClearDrawablesZone()
{
if (octant_ && lastWorldBoundingBox_.defined_)
{
PODVector<Drawable*> result;
BoxOctreeQuery query(result, lastWorldBoundingBox_, DRAWABLE_GEOMETRY | DRAWABLE_ZONE);
octant_->GetRoot()->GetDrawables(query);
for (PODVector<Drawable*>::Iterator i = result.Begin(); i != result.End(); ++i)
{
Drawable* drawable = *i;
unsigned drawableFlags = drawable->GetDrawableFlags();
if (drawableFlags & DRAWABLE_GEOMETRY)
drawable->SetZone(0);
else if (drawableFlags & DRAWABLE_ZONE)
{
Zone* zone = static_cast<Zone*>(drawable);
zone->lastAmbientStartZone_.Reset();
zone->lastAmbientEndZone_.Reset();
}
}
}
lastWorldBoundingBox_ = GetWorldBoundingBox();
lastAmbientStartZone_.Reset();
lastAmbientEndZone_.Reset();
}
void Zone::OnMarkedDirty(Node* node)
{
// Due to the octree query and weak pointer manipulation, is not safe from worker threads
Scene* scene = GetScene();
if (scene && scene->IsThreadedUpdate())
{
scene->DelayedMarkedDirty(this);
return;
}
Drawable::OnMarkedDirty(node);
// When marked dirty, clear the cached zone from all drawables inside the zone bounding box,
// and mark gradient dirty in all neighbor zones
if (octant_ && lastWorldBoundingBox_.defined_)
{
PODVector<Drawable*> result;
BoxOctreeQuery query(result, lastWorldBoundingBox_, DRAWABLE_GEOMETRY | DRAWABLE_ZONE);
octant_->GetRoot()->GetDrawables(query);
for (PODVector<Drawable*>::Iterator i = result.Begin(); i != result.End(); ++i)
{
Drawable* drawable = *i;
unsigned drawableFlags = drawable->GetDrawableFlags();
if (drawableFlags & DRAWABLE_GEOMETRY)
{
if (drawable->GetZone() == this)
drawable->SetZone(0);
}
else if (drawableFlags & DRAWABLE_ZONE)
{
Zone* zone = static_cast<Zone*>(drawable);
zone->lastAmbientStartZone_.Reset();
zone->lastAmbientEndZone_.Reset();
}
}
}
lastWorldBoundingBox_ = GetWorldBoundingBox();
lastAmbientStartZone_.Reset();
lastAmbientEndZone_.Reset();
inverseWorldDirty_ = true;
}