120 lines
4.2 KiB
C++
120 lines
4.2 KiB
C++
/****************************************************************************
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* VCGLib o o *
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* Visual and Computer Graphics Library o o *
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* _ O _ *
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* Copyright(C) 2004 \/)\/ *
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* Visual Computing Lab /\/| *
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* ISTI - Italian National Research Council | *
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* \ *
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* All rights reserved. *
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program 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 *
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* GNU General Public License (http://www.gnu.org/licenses/gpl.txt) *
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* for more details. *
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* *
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****************************************************************************/
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/****************************************************************************
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History
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$Log: not supported by cvs2svn $
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Revision 1.9 2004/09/30 00:48:07 ponchio
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<gl/glew.h> -> <GL/glew.h>
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Revision 1.8 2004/09/28 14:04:36 ganovelli
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glGet added
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Revision 1.7 2004/07/13 15:55:57 cignoni
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Added test on presence of glTranspose extension (for old hw support)
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Revision 1.6 2004/05/26 15:12:39 cignoni
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Removed inclusion of gl extension stuff
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Revision 1.5 2004/05/12 20:54:55 ponchio
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*** empty log message ***
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Revision 1.4 2004/05/12 13:07:47 ponchio
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Added #include <glew.h>
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Revision 1.3 2004/05/04 23:36:23 cignoni
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remove include of gl and added glextgension exploiting,
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Revision 1.2 2004/04/07 10:47:03 cignoni
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inlined functions for avoid multiple linking errors
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Revision 1.1 2004/03/31 15:27:17 ponchio
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*** empty log message ***
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****************************************************************************/
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#ifndef VCG_GL_MATH_H
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#define VCG_GL_MATH_H
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// Please note that this file assume that you have already included your
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// gl-extension wrapping utility, and that therefore all the extension symbol are already defined.
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#include <vcg/math/matrix44.h>
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#include <vcg/math/similarity.h>
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//#include <GL/glew.h> // please do not include it!
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namespace vcg {
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inline void glMultMatrix(const Matrix44f &matrix) {
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//glMultMatrixf((const GLfloat *)(matrix[0]));
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if(glMultTransposeMatrixf) glMultTransposeMatrixf((const GLfloat *)(matrix[0]));
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else {
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Matrix44f tmp(matrix);
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Transpose(tmp);
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glMultMatrixf((const GLfloat *)(tmp[0]));
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}
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}
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inline void glMultMatrix(const Matrix44d &matrix) {
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// glMultMatrixd((const GLdouble *)(matrix[0]));
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if(glMultTransposeMatrixd) glMultTransposeMatrixd((const GLdouble *)(matrix[0]));
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else {
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Matrix44d tmp(matrix);
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Transpose(tmp);
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glMultMatrixd((const GLdouble *)(tmp[0]));
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}
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}
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inline void glMultMatrix(const Similarityf &s) {
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glTranslatef(s.tra[0], s.tra[1], s.tra[2]);
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glScalef(s.sca, s.sca, s.sca);
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float alpha;
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Point3f axis;
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s.rot.ToAxis(alpha, axis);
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glRotatef(math::ToDeg(alpha), axis[0], axis[1], axis[2]);
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}
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inline void glMultMatrix(const Similarityd &s) {
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glTranslated(s.tra[0], s.tra[1], s.tra[2]);
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double alpha;
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Point3d axis;
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s.rot.ToAxis(alpha, axis);
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glRotated(math::ToDeg(alpha), axis[0], axis[1], axis[2]);
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glScaled(s.sca, s.sca, s.sca);
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}
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inline void glGetv(const GLenum pname, Matrix44f & m){
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glGetFloatv(pname,&m[0][0]);
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}
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inline void glGetv(const GLenum pname, Matrix44d & m){
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glGetDoublev(pname,&m[0][0]);
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}
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}//namespace
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#endif
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