97 lines
2.1 KiB
C++
97 lines
2.1 KiB
C++
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/**
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* projectM -- Milkdrop-esque visualisation SDK
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* Copyright (C)2003-2007 projectM Team
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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* See 'LICENSE.txt' included within this release
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*
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*/
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/**
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* $Id: FBO.hpp,v 1.1.1.1 2005/12/23 18:05:00 psperl Exp $
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*
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* Opaque render target
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*
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*/
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#ifndef _RENDERTARGET_H
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#define _RENDERTARGET_H
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#ifdef USE_FBO
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#ifdef USE_NATIVE_GLEW
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#include "glew.h"
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#else
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#include <GL/glew.h>
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#endif
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#endif
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#ifdef MACOS
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#include <OpenGL/gl.h>
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#include <AGL/agl.h>
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#endif /** MACOS */
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#ifdef WIN32
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#include <windows.h>
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#endif /** WIN32 */
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#ifdef LINUX
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#ifdef USE_GLES1
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#include <GLES/gl.h>
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#else
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#include <GL/gl.h>
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#include <GL/glx.h>
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#endif
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#endif
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typedef enum { SCALE_NEAREST, SCALE_MAGNIFY, SCALE_MINIFY } TextureScale;
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class RenderTarget {
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public:
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/** Texture size */
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int texsize;
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int useFBO;
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int renderToTexture;
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~RenderTarget();
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RenderTarget( int texsize, int width, int height );
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void lock();
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void unlock();
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GLuint initRenderToTexture();
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int nearestPower2( int value, TextureScale scaleRule );
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void fallbackRescale(int width, int height);
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/** Opaque pbuffer context and pbuffer */
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/*
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#ifdef MACOS
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void *origContext;
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void *pbufferContext;
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void *pbuffer;
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#endif
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*/
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/** Render target texture ID for non-pbuffer systems */
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GLuint textureID[3];
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#ifdef USE_FBO
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GLuint fbuffer[2];
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GLuint depthb[2];
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#endif
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};
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#endif /** !_RENDERTARGET_H */
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