/usr/include/tulip/GlTools.h is in libtulip-dev 4.8.0dfsg-2+b7.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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*
* This file is part of Tulip (www.tulip-software.org)
*
* Authors: David Auber and the Tulip development Team
* from LaBRI, University of Bordeaux
*
* Tulip is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License
* as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* Tulip 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 for more details.
*
*/
///@cond DOXYGEN_HIDDEN
#ifndef GLTOOLS_H
#define GLTOOLS_H
#ifndef DOXYGEN_NOTFOR_DEVEL
#include <tulip/tulipconf.h>
#include <tulip/Color.h>
#include <tulip/Coord.h>
#include <tulip/Size.h>
#include <tulip/Matrix.h>
#if defined(_MSC_VER)
#include <Windows.h>
#endif
#if defined(__APPLE__)
#include <OpenGL/gl.h>
#else
#include <GL/gl.h>
#endif
namespace tlp {
struct BoundingBox;
typedef Matrix<float, 4> MatrixGL;
TLP_GL_SCOPE const std::string& glGetErrorDescription(GLuint errorCode);
TLP_GL_SCOPE void glTest(const std::string &message = std::string("(no description)"));
TLP_GL_SCOPE void setColor(const Color &c);
TLP_GL_SCOPE void setColor(GLfloat *);
TLP_GL_SCOPE void setMaterial(const Color &c);
TLP_GL_SCOPE bool cameraIs3D();
/*
* Project point on screnn according to the transformation matrix (modelview * projection)
* and the viewport (x, y, width, height) given in parmaeter.
*/
TLP_GL_SCOPE Coord projectPoint(const Coord &obj,
const MatrixGL &,
const Vector<int, 4> &viewport);
/*
* UnProject point from screen to 3D world according to the inverse transformation matrix (modelview * projection)^-1
* and the viewport (x, y, width, height) given in parmaeter.
*/
TLP_GL_SCOPE Coord unprojectPoint(const Coord &obj,
const MatrixGL &,
const tlp::Vector<int, 4> &viewport);
TLP_GL_SCOPE GLfloat projectSize(const BoundingBox& bb,
const MatrixGL &, const MatrixGL &,const Vector<int, 4> &viewport);
TLP_GL_SCOPE GLfloat projectSize(const Coord& position,const Size& size,
const MatrixGL &, const MatrixGL &,const Vector<int, 4> &viewport);
TLP_GL_SCOPE float calculateAABBSize(const BoundingBox& bb,const Coord& eye,const Matrix<float, 4>& transformMatrix,const Vector<int, 4>& globalViewport,const Vector<int, 4>& currentViewport);
TLP_GL_SCOPE float calculate2DLod(const BoundingBox& bb,const Vector<int, 4>& globalViewport,const Vector<int, 4>& currentViewport);
/**
* Computes the normals associated to the vertices of a triangulated mesh.
*
* @since Tulip 4.8
*
* @param vertices a vector containing the vertices to compute associated normals
* @param facesIndices a vector containing the unsigned short indices of the triangles faces (its size must be a multiple of 3)
* @return a vector, with the same size as the one holding vertices, filled with the computed normals
*
*/
TLP_GL_SCOPE std::vector<Coord> computeNormals(const std::vector<Coord> &vertices, const std::vector<unsigned short> &facesIndices);
/**
* Computes the normals associated to the vertices of a triangulated mesh.
*
* @since Tulip 4.8
*
* @param vertices a vector containing the vertices to compute associated normals
* @param facesIndices a vector containing the unsigned int indices of the triangles faces (its size must be a multiple of 3)
* @return a vector, with the same size as the one holding vertices, filled with the computed normals
*
*/
TLP_GL_SCOPE std::vector<Coord> computeNormals(const std::vector<Coord> &vertices, const std::vector<unsigned int> &facesIndices);
}
#endif //DOXYGEN_NOTFOR_DEVEL
#endif
///@endcond
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