nux-0.9.46
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00001 /* 00002 * Copyright 2010 Inalogic® Inc. 00003 * 00004 * This program is free software: you can redistribute it and/or modify it 00005 * under the terms of the GNU Lesser General Public License, as 00006 * published by the Free Software Foundation; either version 2.1 or 3.0 00007 * of the License. 00008 * 00009 * This program is distributed in the hope that it will be useful, but 00010 * WITHOUT ANY WARRANTY; without even the implied warranties of 00011 * MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR 00012 * PURPOSE. See the applicable version of the GNU Lesser General Public 00013 * License for more details. 00014 * 00015 * You should have received a copy of both the GNU Lesser General Public 00016 * License along with this program. If not, see <http://www.gnu.org/licenses/> 00017 * 00018 * Authored by: Jay Taoko <jaytaoko@inalogic.com> 00019 * 00020 */ 00021 00022 00023 #ifndef IOPENGLPIXELBUFFEROBJECT_H 00024 #define IOPENGLPIXELBUFFEROBJECT_H 00025 00026 namespace nux 00027 { 00028 00029 class IOpenGLPixelBufferObject: public IOpenGLResource 00030 { 00031 NUX_DECLARE_OBJECT_TYPE (IOpenGLPixelBufferObject, IOpenGLResource); 00032 00033 public: 00034 virtual ~IOpenGLPixelBufferObject(); 00035 00036 int Lock ( 00037 unsigned int OffsetToLock, 00038 unsigned int SizeToLock, 00039 void **ppbData); 00040 int Unlock(); 00041 00042 int GetDescription (INDEXBUFFER_DESC *desc) const 00043 { 00044 desc->Usage = _Usage; 00045 desc->Size = _Length; 00046 return OGL_OK; 00047 } 00048 00049 void BindPackPixelBufferObject(); 00050 void BindUnpackPixelBufferObject(); 00051 00052 t_u32 GetSize(); 00053 00054 private: 00055 IOpenGLPixelBufferObject (unsigned int Size, VBO_USAGE Usage, NUX_FILE_LINE_PROTO); 00056 00057 unsigned int _Length; 00058 VBO_USAGE _Usage; 00059 00060 BYTE *_MemMap; 00061 unsigned int _OffsetToLock; 00062 unsigned int _SizeToLock; 00063 friend class GpuDevice; 00064 }; 00065 00066 } 00067 00068 #endif // IOPENGLPIXELBUFFEROJECT_H