X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fsimplescene.cpp;h=b8c90517082ece5db4e1159d6f25dfaf8aef7c7e;hb=e079d5a878e83dc0baffcec66a57659c885cd593;hp=73d08de2322f2194864490bf8b0bb7022678a654;hpb=3919a742c65783a9ebce05a88427bdcd8f6a6c92;p=libs%2Fgl.git

diff --git a/source/simplescene.cpp b/source/simplescene.cpp
index 73d08de2..b8c90517 100644
--- a/source/simplescene.cpp
+++ b/source/simplescene.cpp
@@ -6,37 +6,51 @@ namespace GL {
 
 void SimpleScene::add(const Renderable &r)
 {
-	renderables.insert(&r);
+	// Add to cache as well if the cache is valid
+	if(renderables.insert(&r).second && !cache.empty())
+		cache.push_back(&r);
 }
 
 void SimpleScene::remove(const Renderable &r)
 {
 	renderables.erase(&r);
+	cache.clear();
+}
+
+void SimpleScene::populate_cache() const
+{
+	if(cache.empty() && !renderables.empty())
+	{
+		cache.reserve(renderables.size());
+		cache.insert(cache.end(), renderables.begin(), renderables.end());
+	}
 }
 
 void SimpleScene::setup_frame() const
 {
-	for(RenderableSet::const_iterator i=renderables.begin(); i!=renderables.end(); ++i)
+	populate_cache();
+	for(RenderableArray::const_iterator i=cache.begin(); i!=cache.end(); ++i)
 		(*i)->setup_frame();
 }
 
 void SimpleScene::finish_frame() const
 {
-	for(RenderableSet::const_iterator i=renderables.begin(); i!=renderables.end(); ++i)
+	for(RenderableArray::const_iterator i=cache.begin(); i!=cache.end(); ++i)
 		(*i)->finish_frame();
 }
 
 void SimpleScene::render(Renderer &renderer, const Tag &tag) const
 {
+	populate_cache();
 	if(setup_frustum(renderer))
 	{
-		for(RenderableSet::const_iterator i=renderables.begin(); i!=renderables.end(); ++i)
+		for(RenderableArray::const_iterator i=cache.begin(); i!=cache.end(); ++i)
 			if(!frustum_cull(**i))
 				renderer.render(**i, tag);
 	}
 	else
 	{
-		for(RenderableSet::const_iterator i=renderables.begin(); i!=renderables.end(); ++i)
+		for(RenderableArray::const_iterator i=cache.begin(); i!=cache.end(); ++i)
 			renderer.render(**i, tag);
 	}
 }