source: GTP/trunk/App/Demos/Vis/FriendlyCulling/src/Geometry.h @ 2980

#ifndef __GEOMETRY_H
#define __GEOMETRY_H

#include "common.h"
#include "AxisAlignedBox3.h"
#include "Triangle3.h"


namespace CHCDemoEngine 
{

class RenderState;


/** Represents drawable geometry consisting of triangles.
*/
class Geometry
{
        friend class ResourceManager;
        friend class EntityMerger;

public:
        /** Constructs a geometry from the given data. 
                The vertices are interpreted as triangles.

                If delData is true, the vertex / normal / texture is deleted when
                after it was transferred into a vbo
        */
        Geometry(Vector3 *vertices, 
                     Vector3 *normals, 
                         Texcoord2 *texcoords, 
                         int numVertices, 
                         bool delData);

        ~Geometry();
        /** Render the geometry
        */
        void Render(RenderState *state);

        int GetNumTriangles() const { return mNumVertices / 3; }

        inline bool HasTexture() const { return mHasTexture; }
        
        const AxisAlignedBox3& GetBoundingBox() const;

protected:

        void CalcBoundingBox();
        /** Prepare vbos for rendering
        */
        void Prepare();


        //////////

        Vector3 *mVertices;

        Vector3 *mNormals;

        Texcoord2 *mTexCoords;

        unsigned int mVboId;

        int mNumVertices;

        AxisAlignedBox3 mBoundingBox;

        bool mHasTexture;
};


}

#endif // GEOMETRY_H