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# KeosD3D9Buffer.h

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    00001 /*
    00002  * This source file is part of KEOS (Free 3D Engine)
    00003  * For the latest info, see http://www.keosengine.org/
    00004  * E-mails : thierry.vouriot@keosengine.org, yeri@keosengine.org
    00005  *
    00006  * This program is free software; you can redistribute it and/or modify it under
    00007  * the terms of the GNU Lesser General Public License as published by the Free Software
    00008  * Foundation; either version 2 of the License, or (at your option) any later
    00009  * version.
    00010  *
    00011  * This program is distributed in the hope that it will be useful, but WITHOUT
    00012  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    00013  * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
    00014  *
    00015  * You should have received a copy of the GNU Lesser General Public License along with
    00016  * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
    00017  * Place - Suite 330, Boston, MA 02111-1307, USA, or go to
    00018  * http://www.gnu.org/copyleft/lesser.txt.
    00019  *
    00020  */
    00021
    00022 #ifndef KEOS_D3D9BUFFER_H
    00023 #define KEOS_D3D9BUFFER_H
    00024
    00025 #include "KeosD3D9Prerequisites.h"
    00026 #include "KeosBufferBase.h"
    00027 #include "KeosD3D9Enum.h"
    00028
    00029 struct IDirect3DVertexBuffer9;
    00030 struct IDirect3DIndexBuffer9;
    00031
    00032 namespace Keos
    00033 {
    00034     //-----------------------------------------------------------------------
    00037     template <class T>
    00038     class CD3D9Buffer : public IBufferBase
    00039     {
    00040     public :
    00041
    00046         CD3D9Buffer(ulong nCount, T* pBuffer);
    00047
    00050         T* GetBuffer() const;
    00051
    00052     private :
    00053
    00056         virtual void* Lock(ulong nOffset, ulong nSize, ulong nFlags);
    00057
    00060         virtual void Unlock();
    00061
    00063         CSmartPtr<T, CCOMRefCounted> m_pBuffer;
    00064     };
    00065
    00066     // Index and vertex buffer definition from CD3D9Buffer template
    00067     typedef CD3D9Buffer<IDirect3DVertexBuffer9> CD3D9VertexBuffer;
    00068     typedef CD3D9Buffer<IDirect3DIndexBuffer9>  CD3D9IndexBuffer;
    00069
    00070
    00071
    00072     //=======================================================================
    00073     // CD3D9Buffer inline functions
    00074     //=======================================================================
    00075
    00076     //-----------------------------------------------------------------------
    00077     template <class T>
    00078     inline CD3D9Buffer<T>::CD3D9Buffer(ulong nCount, T* pBuffer) :
    00079     IBufferBase(nCount),
    00080     m_pBuffer  (pBuffer)
    00081     {
    00082
    00083     }
    00084
    00085     //-----------------------------------------------------------------------
    00086     template <class T>
    00087     inline T* CD3D9Buffer<T>::GetBuffer() const
    00088     {
    00089         return m_pBuffer;
    00090     }
    00091
    00092     //-----------------------------------------------------------------------
    00093     template <class T>
    00094     inline void* CD3D9Buffer<T>::Lock(ulong nOffset, ulong nSize, ulong nFlags)
    00095     {
    00096         void* pData = NULL;
    00097         m_pBuffer->Lock(nOffset, nSize, &pData, CD3D9Enum::LockFlags(nFlags));
    00098
    00099         return pData;
    00100     }
    00101
    00102     //-----------------------------------------------------------------------
    00103     template <class T>
    00104     inline void CD3D9Buffer<T>::Unlock()
    00105     {
    00106         m_pBuffer->Unlock();
    00107     }
    00108
    00109 } // namespace Keos
    00110
    00111 #endif // KEOS_D3D9BUFFER_H