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# OgreRenderTexture.cpp

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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 #include "OgreStableHeaders.h"
    00026
    00027 #include "OgreRenderTexture.h"
    00028 #include "OgreException.h"
    00029
    00030 namespace Ogre
    00031 {
    00032     RenderTexture::RenderTexture( const String & name, uint width, uint height, TextureType texType )
    00033     {
    00034         if (texType != TEX_TYPE_2D &&
    00035             texType != TEX_TYPE_CUBE_MAP)
    00036         {
    00037             Except( Exception::UNIMPLEMENTED_FEATURE,
    00038                     "Render to texture is implemented only for 2D and cube textures !!!",
    00039                     "RenderTexture::RenderTexture" );
    00040         }
    00041
    00042         mName = name;
    00043         mWidth = width;
    00044         mHeight = height;
    00045         mPriority = OGRE_REND_TO_TEX_RT_GROUP;
    00046
    00047         mTexture = TextureManager::getSingleton().createManual( mName, texType, mWidth, mHeight, 0, PF_R8G8B8, TU_RENDERTARGET );
    00048         TextureManager::getSingleton().load( static_cast< Resource * >( mTexture ) );
    00049     }
    00050
    00051     RenderTexture::~RenderTexture()
    00052     {
    00053         TextureManager::getSingleton().unload(mName);
    00054         delete mTexture;
    00055     }
    00056
    00057     void RenderTexture::firePostUpdate()
    00058     {
    00059         RenderTarget::firePostUpdate();
    00060
    00061         _copyToTexture();
    00062     }
    00063 }

Copyright © 2002-2003 by The OGRE Team
Last modified Sun Nov 28 19:48:42 2004