Rearrange soucre files into subdirectories

[libs/gl.git] / source / render / simplescene.cpp

diff --git a/source/render/simplescene.cpp b/source/render/simplescene.cpp
new file mode 100644 (file)
index 0000000..d1fd3c1
--- /dev/null
+++ b/source/render/simplescene.cpp
@@ -0,0 +1,59 @@
+#include "renderer.h"
+#include "simplescene.h"
+
+namespace Msp {
+namespace GL {
+
+void SimpleScene::add(Renderable &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(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(Renderer &renderer)
+{
+       populate_cache();
+       for(RenderableArray::const_iterator i=cache.begin(); i!=cache.end(); ++i)
+               (*i)->setup_frame(renderer);
+}
+
+void SimpleScene::finish_frame()
+{
+       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(RenderableArray::const_iterator i=cache.begin(); i!=cache.end(); ++i)
+                       if(!frustum_cull(**i))
+                               renderer.render(**i, tag);
+       }
+       else
+       {
+               for(RenderableArray::const_iterator i=cache.begin(); i!=cache.end(); ++i)
+                       renderer.render(**i, tag);
+       }
+}
+
+} // namespace GL
+} // namespace Msp