OpenMesh
|
00001 /*===========================================================================*\ 00002 * * 00003 * OpenMesh * 00004 * Copyright (C) 2001-2011 by Computer Graphics Group, RWTH Aachen * 00005 * www.openmesh.org * 00006 * * 00007 *---------------------------------------------------------------------------* 00008 * This file is part of OpenMesh. * 00009 * * 00010 * OpenMesh is free software: you can redistribute it and/or modify * 00011 * it under the terms of the GNU Lesser General Public License as * 00012 * published by the Free Software Foundation, either version 3 of * 00013 * the License, or (at your option) any later version with the * 00014 * following exceptions: * 00015 * * 00016 * If other files instantiate templates or use macros * 00017 * or inline functions from this file, or you compile this file and * 00018 * link it with other files to produce an executable, this file does * 00019 * not by itself cause the resulting executable to be covered by the * 00020 * GNU Lesser General Public License. This exception does not however * 00021 * invalidate any other reasons why the executable file might be * 00022 * covered by the GNU Lesser General Public License. * 00023 * * 00024 * OpenMesh is distributed in the hope that it will be useful, * 00025 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00026 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 00027 * GNU Lesser General Public License for more details. * 00028 * * 00029 * You should have received a copy of the GNU LesserGeneral Public * 00030 * License along with OpenMesh. If not, * 00031 * see <http://www.gnu.org/licenses/>. * 00032 * * 00033 \*===========================================================================*/ 00034 00035 /*===========================================================================*\ 00036 * * 00037 * $Revision: 362 $ * 00038 * $Date: 2011-01-26 10:21:12 +0100 (Mi, 26 Jan 2011) $ * 00039 * * 00040 \*===========================================================================*/ 00041 00042 00043 //============================================================================= 00044 // 00045 // CLASS newClass 00046 // 00047 //============================================================================= 00048 00049 #ifndef OPENMESH_VDPROGMESH_VIEWINGPARAMETERS_HH 00050 #define OPENMESH_VDPROGMESH_VIEWINGPARAMETERS_HH 00051 00052 00053 //== INCLUDES ================================================================= 00054 00055 #include <OpenMesh/Core/Geometry/VectorT.hh> 00056 #include <OpenMesh/Core/Geometry/Plane3d.hh> 00057 00058 00059 //== FORWARDDECLARATIONS ====================================================== 00060 00061 00062 //== NAMESPACES =============================================================== 00063 00064 namespace OpenMesh { 00065 namespace VDPM { 00066 00067 //== CLASS DEFINITION ========================================================= 00068 00069 00072 class ViewingParameters 00073 { 00074 private: 00075 double modelview_matrix_[16]; 00076 float fovy_; 00077 float aspect_; 00078 float tolerance_square_; 00079 00080 Vec3f eye_pos_; 00081 Vec3f right_dir_; 00082 Vec3f up_dir_; 00083 Vec3f view_dir_; 00084 00085 Plane3d frustum_plane_[4]; 00086 00087 public: 00088 00089 ViewingParameters(); 00090 00091 void increase_tolerance() { tolerance_square_ *= 5.0f; } 00092 void decrease_tolerance() { tolerance_square_ /= 5.0f; } 00093 00094 float fovy() const { return fovy_; } 00095 float aspect() const { return aspect_; } 00096 float tolerance_square() const { return tolerance_square_; } 00097 00098 void set_fovy(float _fovy) { fovy_ = _fovy; } 00099 void set_aspect(float _aspect) { aspect_ = _aspect; } 00100 void set_tolerance_square(float _tolerance_square) { tolerance_square_ = _tolerance_square; } 00101 00102 const Vec3f& eye_pos() const { return eye_pos_; } 00103 const Vec3f& right_dir() const { return right_dir_; } 00104 const Vec3f& up_dir() const { return up_dir_; } 00105 const Vec3f& view_dir() const { return view_dir_; } 00106 Vec3f& eye_pos() { return eye_pos_; } 00107 Vec3f& right_dir() { return right_dir_; } 00108 Vec3f& up_dir() { return up_dir_; } 00109 Vec3f& view_dir() { return view_dir_; } 00110 00111 void frustum_planes( Plane3d _plane[4] ) 00112 { 00113 for (unsigned int i=0; i<4; ++i) 00114 _plane[i] = frustum_plane_[i]; 00115 } 00116 00117 void get_modelview_matrix(double _modelview_matrix[16]) 00118 { 00119 for (unsigned int i=0; i<16; ++i) 00120 _modelview_matrix[i] = modelview_matrix_[i]; 00121 } 00122 00123 void set_modelview_matrix(const double _modelview_matrix[16]) 00124 { 00125 for (unsigned int i=0; i<16; ++i) 00126 modelview_matrix_[i] = _modelview_matrix[i]; 00127 } 00128 00129 void update_viewing_configurations(); 00130 00131 void PrintOut(); 00132 }; 00133 00134 00135 //============================================================================= 00136 } // namespace VDPM 00137 } // namespace OpenMesh 00138 //============================================================================= 00139 #endif // OPENMESH_VDPROGMESH_VIEWINGPARAMETERS_HH defined 00140 //============================================================================= 00141