source: GTP/trunk/App/Demos/Vis/FriendlyCulling/src/SceneEntity.h @ 2819

#ifndef __SCENEENTITY_H
#define __SCENEENTITY_H

#include "glInterface.h"
#include <Cg/cg.h>
#include <Cg/cgGL.h>
#include "common.h"
#include "AxisAlignedBox3.h"
#include "Triangle3.h"


namespace CHCDemoEngine 
{



class Material;
class Geometry;
class RenderState;
struct RenderQueueBucket;

/** Class representing a scene entity.
    A scene entity basically consists of geometry, transformation, and a material
*/
class SceneEntity
{
        friend class RenderQueue;

public:
        static CGparameter sModelMatrixParam;
        /** Creates a scene entity.
        */
        SceneEntity(Geometry *geometry, Material *mat, Matrix4x4 *trafo);

        ~SceneEntity();
        /** Renders this node.
        */
        void Render(RenderState *state);        
        /** Set pointer to the geometry
        */
        void SetGeometry(Geometry *geom);
        /** See set
        */
        Geometry *GetGeometry() const { return mGeometry; }
        /** Set pointer to the geometry
        */
        void SetTransformation(Matrix4x4 *trafo);
        /** Set pointer to the material
        */
        void SetMaterial(Material *mat);
        /** Returns the transformed bounding box.
        */
        AxisAlignedBox3 GetBoundingBox() const;
        /** set frame where we last rendered this node
        */
        void SetLastRendered(int lastRendered);
        /** returns frame where we last visited this node
        */
        int GetLastRendered() const;

        inline Material *GetMaterial() const  { return mMaterial; }
        inline Matrix4x4 *GetTransformation() const  { return mTransform; }

protected:

        /// transform matrix 
        Matrix4x4 *mTransform;
        Geometry *mGeometry;
        Material *mMaterial;
        
        int mLastRendered;
        /// pointer to the renderqueue bucket this entity belongs to
        RenderQueueBucket *mRenderQueueBucket;
};

}

#endif // __SCENEENTITY_H