OgreInstanceBatchHW_VTF.h

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/*
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This source file is part of OGRE
    (Object-oriented Graphics Rendering Engine)
For the latest info, see http://www.ogre3d.org/

Copyright (c) 2000-2012 Torus Knot Software Ltd

Permission is hereby granted, free of charge, to any person obtaining a copy
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The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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*/
#ifndef __InstanceBatchHW_VTF_H__
#define __InstanceBatchHW_VTF_H__

#include "OgreInstanceBatchVTF.h"
#include "OgreTexture.h"

namespace Ogre
{
    class _OgreExport InstanceBatchHW_VTF : public BaseInstanceBatchVTF
    {
    protected:
        bool    mKeepStatic;

        //Pointer to the buffer containing the per instance vertex data
        HardwareVertexBufferSharedPtr mInstanceVertexBuffer;

        void setupVertices( const SubMesh* baseSubMesh );
        void setupIndices( const SubMesh* baseSubMesh );

        void createVertexSemantics( VertexData *thisVertexData, VertexData *baseVertexData,
            const HWBoneIdxVec &hwBoneIdx, const HWBoneWgtVec& hwBoneWgt );

        virtual size_t updateInstanceDataBuffer(bool isFirstTime, Camera* currentCamera);


        virtual bool checkSubMeshCompatibility( const SubMesh* baseSubMesh );

        size_t updateVertexTexture( Camera *currentCamera );

        virtual bool matricesToghetherPerRow() const { return true; }
    public:
        InstanceBatchHW_VTF( InstanceManager *creator, MeshPtr &meshReference, const MaterialPtr &material,
                            size_t instancesPerBatch, const Mesh::IndexMap *indexToBoneMap,
                            const String &batchName );
        virtual ~InstanceBatchHW_VTF();
        size_t calculateMaxNumInstances( const SubMesh *baseSubMesh, uint16 flags ) const;

        void _boundsDirty(void);

        void setStaticAndUpdate( bool bStatic );

        bool isStatic() const { return mKeepStatic; }

        virtual void _updateRenderQueue( RenderQueue* queue );
    };

}

#endif