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# OgreTexture.h

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    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 © 2000-2002 The OGRE Team
    00008 Also see acknowledgements in Readme.html
    00009
    00010 This program is free software; you can redistribute it and/or modify it under
    00011 the terms of the GNU Lesser General Public License as published by the Free Software
    00012 Foundation; either version 2 of the License, or (at your option) any later
    00013 version.
    00014
    00015 This program is distributed in the hope that it will be useful, but WITHOUT
    00016 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
    00017 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details.
    00018
    00019 You should have received a copy of the GNU Lesser General Public License along with
    00020 this program; if not, write to the Free Software Foundation, Inc., 59 Temple
    00021 Place - Suite 330, Boston, MA 02111-1307, USA, or go to
    00022 http://www.gnu.org/copyleft/lesser.txt.
    00023 -----------------------------------------------------------------------------
    00024 */
    00025 #ifndef _Texture_H__
    00026 #define _Texture_H__
    00027
    00028 #include "OgrePrerequisites.h"
    00029
    00030 #include "OgreResource.h"
    00031 #include "OgreImage.h"
    00032
    00033 namespace Ogre {
    00034
    00037     enum TextureUsage
    00038     {
    00039         TU_DEFAULT = 0x0,
    00040         TU_RENDERTARGET = 0x1
    00041     };
    00042
    00045     enum TextureType
    00046     {
    00048         TEX_TYPE_1D = 1,
    00050         TEX_TYPE_2D = 2,
    00052         TEX_TYPE_3D = 3,
    00054         TEX_TYPE_CUBE_MAP = 4
    00055     };
    00056
    00066     class _OgreExport Texture : public Resource
    00067     {
    00068     public:
    00069         Texture() {}
    00070         Texture(const String& name, TextureType texType, uint width, uint height, uint depth, uint num_mips, PixelFormat format, TextureUsage usage);
    00071
    00074         TextureType getTextureType(void) const { return mTextureType; }
    00075
    00078         unsigned short getNumMipMaps(void) const {return mNumMipMaps;}
    00079
    00084         void setNumMipMaps(unsigned short num) {mNumMipMaps = num;}
    00085
    00088         float getGamma(void) const { return mGamma; }
    00089
    00094         void setGamma(float g) { mGamma = g; }
    00095
    00098         unsigned int getHeight(void) const { return mHeight; }
    00099
    00102         unsigned int getWidth(void) const { return mWidth; }
    00103
    00106         unsigned int getDepth(void) const { return mDepth; }
    00107
    00110         std::pair< uint, uint > getDimensions() const { return std::pair< uint, uint >( mWidth, mHeight ); }
    00111
    00114         TextureUsage getUsage() const
    00115         {
    00116             return mUsage;
    00117         }
    00118
    00125         virtual void blitToTexture(
    00126             const Image &src, unsigned uStartX, unsigned uStartY ) = 0;
    00127
    00136         virtual void blitImage(
    00137             const Image& src, const Image::Rect imgRect, const Image::Rect texRect )
    00138         {
    00139         }
    00140
    00143         virtual void copyToTexture( Texture * target ) {}
    00144
    00147         virtual void loadImage( const Image &img ) = 0;
    00148
    00151         virtual void loadRawData( const DataChunk &pData,
    00152             ushort uWidth, ushort uHeight, PixelFormat eFormat) ;
    00153
    00154         void enable32Bit( bool setting = true )
    00155         {
    00156             setting ? mFinalBpp = 32 : mFinalBpp = 16;
    00157         }
    00158
    00160         virtual PixelFormat getFormat() const
    00161         {
    00162             return mFormat;
    00163         }
    00164
    00166         virtual bool hasAlpha(void) const
    00167         {
    00168             return mHasAlpha;
    00169         }
    00170
    00171     protected:
    00172         unsigned long mHeight;
    00173         unsigned long mWidth;
    00174         unsigned long mDepth;
    00175
    00176         unsigned short mNumMipMaps;
    00177         float mGamma;
    00178
    00179         TextureType mTextureType;
    00180         PixelFormat mFormat;
    00181         TextureUsage mUsage;
    00182
    00183         unsigned short mSrcBpp;
    00184         unsigned long mSrcWidth, mSrcHeight;
    00185         unsigned short mFinalBpp;
    00186         bool mHasAlpha;
    00187     };
    00188 }
    00189
    00190 #endif

Copyright © 2002-2003 by The OGRE Team
Last modified Sun Nov 28 19:48:49 2004