Rearrange soucre files into subdirectories

[libs/gl.git] / source / render / scene.h

diff --git a/source/render/scene.h b/source/render/scene.h
new file mode 100644 (file)
index 0000000..639a467
--- /dev/null
+++ b/source/render/scene.h
@@ -0,0 +1,63 @@
+#ifndef MSP_GL_SCENE_H_
+#define MSP_GL_SCENE_H_
+
+#include <vector>
+#include <msp/datafile/objectloader.h>
+#include "matrix.h"
+#include "renderable.h"
+#include "vector.h"
+
+namespace Msp {
+namespace GL {
+
+/**
+Scenes are containers for other Renderables.  This is a base class that can't
+be instantiated.  Examples of available Scene types are SimpleScene,
+InstancedScene and OrderedScene.
+*/
+class Scene: public Renderable
+{
+public:
+       class Loader: public DataFile::CollectionObjectLoader<Scene>
+       {
+       public:
+               typedef std::map<std::string, Renderable *> ContentMap;
+
+       private:
+               ContentMap *content;
+
+       public:
+               Loader(Scene &, Collection &);
+               Loader(Scene &, Collection &, ContentMap &);
+       private:
+               void init();
+
+               void object(const std::string &);
+               void object_tagged(const std::string &, const std::string &);
+       };
+
+protected:
+       // XXX If a loaded renderable is removed from the scene it needs to be removed from here as well
+       std::vector<Renderable *> owned_data;
+       mutable Matrix culling_matrix;
+       mutable Vector4 frustum_edges[6];
+
+       Scene() { }
+private:
+       Scene(const Scene &);
+       Scene &operator=(const Scene &);
+public:
+       virtual ~Scene();
+
+       virtual void add(Renderable &) = 0;
+       virtual void remove(Renderable &) = 0;
+
+protected:
+       bool setup_frustum(const Renderer &) const;
+       bool frustum_cull(const Renderable &) const;
+};
+
+} // namespace GL
+} // namespace Msp
+
+#endif