Add interfaces for culling

[libs/gl.git] / source / scene.cpp

diff --git a/source/scene.cpp b/source/scene.cpp
index d95909e9a10ebd59035d44ddcda7714a44106793..517158f056108943a7c6a2c47902e194799f5348 100644 (file)
--- a/source/scene.cpp
+++ b/source/scene.cpp
@@ -1,14 +1,43 @@
+#include "culler.h"
 #include "renderer.h"
 #include "scene.h"
 
+using namespace std;
+
 namespace Msp {
 namespace GL {
 
+void Scene::add_culler(Culler &c)
+{
+       cullers.push_back(&c);
+}
+
+void Scene::remove_culler(Culler &c)
+{
+       list<Culler *>::iterator i = find(cullers.begin(), cullers.end(), &c);
+       if(i!=cullers.end())
+               cullers.erase(i);
+}
+
 void Scene::render(const Tag &tag) const
 {
        Renderer renderer(0);
        render(renderer, tag);
 }
 
+void Scene::setup_cullers(const Renderer &renderer) const
+{
+       for(list<Culler *>::const_iterator i=cullers.begin(); i!=cullers.end(); ++i)
+               (*i)->setup_frame(renderer);
+}
+
+bool Scene::cull(const Renderer &renderer, const Renderable &renderable) const
+{
+       for(list<Culler *>::const_iterator i=cullers.begin(); i!=cullers.end(); ++i)
+               if((*i)->cull(renderer, renderable))
+                       return true;
+       return false;
+}
+
 } // namespace GL
 } // namespace Msp