source: GTP/trunk/App/Demos/Vis/CHC_revisited/Geometry.h @ 2752

#ifndef GEOMETRY_H
#define GEOMETRY_H

#include "common.h"
#include "AxisAlignedBox3.h"



namespace CHCDemo 
{

class Material;



/** Represents drawable geometry consisting of triangles
*/
class Geometry
{
public:
        /** Constructor taking a triangle container.
        */
        Geometry(const TriangleContainer &triangles);

protected:

        AxisAlignedBox3 mBoundingBox;
        TriangleContainer mTriangles;
};


/** Class representing a scene entity.
    A scene entity basicly consists of geometry, transformation, and a material
*/
class SceneEntity
{
        /** Create scene entity.
        */
        SceneEntity(Geometry *geometry, Matrix4x4 *trafo, Material *mat);
        /** Renders this geometry.
        */
        void Render();  
        /** Set pointer to the geometry
        */
        void SetGeometry(Geometry *geom);
        /** Set pointer to the geometry
        */
        void SetTransformation(const Matrix4x4 *trafo);
        /** Set pointer to the material
        */
        void SetMaterial(Material *mat);
        /** Returns the transformed bounding box.
        */
        const AxisAlignedBox3& GetBoundingVolume();
        /** set frame where we last visitied this node
        */
        void SetLastVisited(int lastVisited);
        /** returns frame where we last visited this node
        */
        int GetLastVisited() const;

protected:

        /// transform matrix 
        Matrix4x4 *mTransform;
        Geometry *mGeometry;
        Material *mMaterial;

        AxisAlignedBox3 mBoundingBox;
        
        int mLastVisited;
};

}

#endif // GEOMETRY_H