void Octant::GetDrawablesOnlyInternal(RayOctreeQuery& query, PODVector<Drawable*>& drawables) const
{
float octantDist = query.ray_.HitDistance(cullingBox_);
if (octantDist >= query.maxDistance_)
return;
if (drawables_.Size())
{
Drawable** start = const_cast<Drawable**>(&drawables_[0]);
Drawable** end = start + drawables_.Size();
while (start != end)
{
Drawable* drawable = *start++;
if ((drawable->GetDrawableFlags() & query.drawableFlags_) && (drawable->GetViewMask() & query.viewMask_))
drawables.Push(drawable);
}
}
for (unsigned i = 0; i < NUM_OCTANTS; ++i)
{
if (children_[i])
children_[i]->GetDrawablesOnlyInternal(query, drawables);
}
}
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 Octant::GetDrawablesInternal(RayOctreeQuery& query) const
{
float octantDist = query.ray_.HitDistance(cullingBox_);
if (octantDist >= query.maxDistance_)
return;
if (drawables_.Size())
{
auto** start = const_cast<Drawable**>(&drawables_[0]);
Drawable** end = start + drawables_.Size();
while (start != end)
{
Drawable* drawable = *start++;
if ((drawable->GetDrawableFlags() & query.drawableFlags_) && (drawable->GetViewMask() & query.viewMask_))
drawable->ProcessRayQuery(query, query.result_);
}
}
for (auto child : children_)
{
if (child)
child->GetDrawablesInternal(query);
}
}
void BoxOctreeQuery::TestDrawables(Drawable** start, Drawable** end, bool inside)
{
while (start != end)
{
Drawable* drawable = *start++;
if ((drawable->GetDrawableFlags() & drawableFlags_) && (drawable->GetViewMask() & viewMask_))
{
if (inside || box_.IsInsideFast(drawable->GetWorldBoundingBox()))
result_.Push(drawable);
}
}
}
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;
}