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glt/countsrf.h

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00001 #ifndef GLT_COUNTSRF_H
00002 #define GLT_COUNTSRF_H
00003 
00004 /*
00005 
00006   GLT OpenGL C++ Toolkit      
00007   Copyright (C) 2000-2002 Nigel Stewart
00008   Email: nigels.com@gmail.com   WWW: http://www.nigels.com/glt/
00009 
00010   This library is free software; you can redistribute it and/or
00011   modify it under the terms of the GNU Lesser General Public
00012   License as published by the Free Software Foundation; either
00013   version 2.1 of the License, or (at your option) any later version.
00014 
00015   This library is distributed in the hope that it will be useful,
00016   but WITHOUT ANY WARRANTY; without even the implied warranty of
00017   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018   Lesser General Public License for more details.
00019 
00020   You should have received a copy of the GNU Lesser General Public
00021   License along with this library; if not, write to the Free Software
00022   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00023 
00024 */
00025 
00039 #include <glt/config.h>
00040 #include <glt/gl.h>
00041 
00042 class GltShape;
00043 
00044 typedef enum                                      
00045 {
00046     COUNT_SURFACES_ALL,             
00047     COUNT_SURFACES_99TH_PERCENTILE  
00048 } countSurfacesMode;
00049 
00056 void countSurfaces(const GltShape &shape);
00057 
00066 GLubyte countSurfaces(const GltShape &shape,const countSurfacesMode mode);
00067 
00075 GLubyte countSurfacesVisualise(const GltShape &shape);
00076 
00077 
00084 GLuint  stencilHistogram(GLuint histogram[256]);
00085 
00086 #endif

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