OgreGLESHardwareVertexBuffer.h
Go to the documentation of this file.

    00001 /*
    00002 -----------------------------------------------------------------------------
    00003 This source file is part of OGRE
    00004     (Object-oriented Graphics Rendering Engine)
    00005 For the latest info, see http://www.ogre3d.org/
    00006
    00007 Copyright (c) 2008 Renato Araujo Oliveira Filho <renatox@gmail.com>
    00008 Copyright (c) 2000-2012 Torus Knot Software Ltd
    00009
    00010 Permission is hereby granted, free of charge, to any person obtaining a copy
    00011 of this software and associated documentation files (the "Software"), to deal
    00012 in the Software without restriction, including without limitation the rights
    00013 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    00014 copies of the Software, and to permit persons to whom the Software is
    00015 furnished to do so, subject to the following conditions:
    00016
    00017 The above copyright notice and this permission notice shall be included in
    00018 all copies or substantial portions of the Software.
    00019
    00020 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    00021 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    00022 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
    00023 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    00024 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    00025 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    00026 THE SOFTWARE.
    00027 -----------------------------------------------------------------------------
    00028 */
    00029
    00030 #ifndef __GLESHardwareVertexBuffer_H__
    00031 #define __GLESHardwareVertexBuffer_H__
    00032
    00033 #include "OgreGLESPrerequisites.h"
    00034 #include "OgreHardwareVertexBuffer.h"
    00035
    00036 namespace Ogre {
    00038     class _OgreGLESExport GLESHardwareVertexBuffer : public HardwareVertexBuffer
    00039     {
    00040         private:
    00041             GLuint mBufferId;
    00042             // Scratch buffer handling
    00043             bool mLockedToScratch;
    00044             size_t mScratchOffset;
    00045             size_t mScratchSize;
    00046             void* mScratchPtr;
    00047             bool mScratchUploadOnUnlock;
    00048
    00049         protected:
    00051             void* lockImpl(size_t offset, size_t length, LockOptions options);
    00053             void unlockImpl(void);
    00054
    00055         public:
    00056             GLESHardwareVertexBuffer(HardwareBufferManagerBase* mgr, size_t vertexSize, size_t numVertices,
    00057                                    HardwareBuffer::Usage usage, bool useShadowBuffer);
    00058             virtual ~GLESHardwareVertexBuffer();
    00059
    00061             void readData(size_t offset, size_t length, void* pDest);
    00062
    00064             void writeData(size_t offset, size_t length,
    00065                            const void* pSource, bool discardWholeBuffer = false);
    00066
    00068             void _updateFromShadow(void);
    00069
    00070             GLuint getGLBufferId(void) const { return mBufferId; }
    00071     };
    00072 }
    00073
    00074 #endif

Copyright © 2012 Torus Knot Software Ltd
This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 Unported License.
Last modified Sun Sep 2 2012 07:27:21