vcglib/wrap/gl/math.h

156 lines
6.0 KiB
C++

/****************************************************************************
* VCGLib o o *
* Visual and Computer Graphics Library o o *
* _ O _ *
* Copyright(C) 2004 \/)\/ *
* Visual Computing Lab /\/| *
* ISTI - Italian National Research Council | *
* \ *
* All rights reserved. *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License (http://www.gnu.org/licenses/gpl.txt) *
* for more details. *
* *
****************************************************************************/
/****************************************************************************
History
$Log: not supported by cvs2svn $
Revision 1.10 2006/02/13 13:05:05 cignoni
Removed glew inclusion
Revision 1.9 2004/09/30 00:48:07 ponchio
<gl/glew.h> -> <GL/glew.h>
Revision 1.8 2004/09/28 14:04:36 ganovelli
glGet added
Revision 1.7 2004/07/13 15:55:57 cignoni
Added test on presence of glTranspose extension (for old hw support)
Revision 1.6 2004/05/26 15:12:39 cignoni
Removed inclusion of gl extension stuff
Revision 1.5 2004/05/12 20:54:55 ponchio
*** empty log message ***
Revision 1.4 2004/05/12 13:07:47 ponchio
Added #include <glew.h>
Revision 1.3 2004/05/04 23:36:23 cignoni
remove include of gl and added glextgension exploiting,
Revision 1.2 2004/04/07 10:47:03 cignoni
inlined functions for avoid multiple linking errors
Revision 1.1 2004/03/31 15:27:17 ponchio
*** empty log message ***
****************************************************************************/
#ifndef VCG_USE_EIGEN
#include "deprecated_math.h"
#else
#ifndef VCG_GL_MATH_H
#define VCG_GL_MATH_H
// Please note that this file assume that you have already included your
// gl-extension wrapping utility, and that therefore all the extension symbol are already defined.
#include <vcg/math/matrix44.h>
#include <vcg/math/similarity.h>
//#include <GL/glew.h> // please do not include it!
namespace vcg {
template<typename T>
inline void glLoadMatrix(const vcg::Matrix44<T> &m) { assert(0); }
template<> inline void glLoadMatrix(const vcg::Matrix44f &m) {glLoadMatrixf(m.V()); }
template<> inline void glLoadMatrix(const vcg::Matrix44d &m) {glLoadMatrixd(m.V()); }
template<typename T,int StorageOrder>
inline void glLoadMatrix(const Eigen::Matrix<T,4,4,StorageOrder>& matrix) { assert(0); }
template<> inline void glLoadMatrix(const Eigen::Matrix<float,4,4>& matrix) { glLoadMatrixf(matrix.data()); }
template<> inline void glLoadMatrix(const Eigen::Matrix<float,4,4,Eigen::RowMajor>& matrix) {
Eigen::Matrix4f tmp(matrix);
glLoadMatrixf(tmp.data());
}
inline void glLoadMatrix(const Eigen::Matrix<double,4,4>& matrix) { glLoadMatrixd(matrix.data()); }
inline void glLoadMatrix(const Eigen::Matrix<double,4,4,Eigen::RowMajor>& matrix) {
Eigen::Matrix4d tmp(matrix);
glLoadMatrixd(tmp.data());
}
template<typename Scalar>
inline void glLoadMatrix(const Eigen::Transform<Scalar,3>& t) { glLoadMatrix(t.matrix()); }
template<typename T,int StorageOrder>
inline void glMultMatrix(const Eigen::Matrix<T,4,4,StorageOrder>& matrix) { assert(0); }
template<> inline void glMultMatrix(const Eigen::Matrix<float,4,4>& matrix) { glMultMatrixf(matrix.data()); }
inline void glMultMatrix(const Eigen::Matrix<float,4,4,Eigen::RowMajor>& matrix) {
Eigen::Matrix<float,4,4> tmp(matrix);
glMultMatrixf(tmp.data());
}
template<> inline void glMultMatrix(const Eigen::Matrix<double,4,4>& matrix) { glMultMatrixd(matrix.data()); }
template<> inline void glMultMatrix(const Eigen::Matrix<double,4,4,Eigen::RowMajor>& matrix) {
Eigen::Matrix<double,4,4> tmp(matrix);
glMultMatrixd(tmp.data());
}
template<typename Scalar>
inline void glMultMatrix(const Eigen::Transform<Scalar,3>& t) { glMultMatrix(t.matrix()); }
inline void glMultMatrix(const Similarityf &s) {
glTranslatef(s.tra[0], s.tra[1], s.tra[2]);
glScalef(s.sca, s.sca, s.sca);
float alpha;
Point3f axis;
s.rot.ToAxis(alpha, axis);
glRotatef(math::ToDeg(alpha), axis[0], axis[1], axis[2]);
}
inline void glMultMatrix(const Similarityd &s) {
glTranslated(s.tra[0], s.tra[1], s.tra[2]);
double alpha;
Point3d axis;
s.rot.ToAxis(alpha, axis);
glRotated(math::ToDeg(alpha), axis[0], axis[1], axis[2]);
glScaled(s.sca, s.sca, s.sca);
}
inline void glGetv(const GLenum pname, Eigen::Matrix<float,4,4>& matrix){
glGetFloatv(pname,matrix.data());
}
inline void glGetv(const GLenum pname, Eigen::Matrix<double,4,4>& matrix){
glGetDoublev(pname,matrix.data());
}
inline void glGetv(const GLenum pname, Eigen::Matrix<float,4,4,Eigen::RowMajor>& matrix){
glGetFloatv(pname,matrix.data());
matrix.transposeInPlace();
}
inline void glGetv(const GLenum pname, Eigen::Matrix<double,4,4,Eigen::RowMajor>& matrix){
glGetDoublev(pname,matrix.data());
matrix.transposeInPlace();
}
template<typename Scalar>
inline void glGetv(const GLenum pname, const Eigen::Transform<Scalar,3>& t)
{ glGetv(pname,t.matrix()); }
}//namespace
#endif
#endif