OpenMesh
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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 #ifndef OPENMESHAPPS_MESHVIEWERWIDGETT_HH 00044 #define OPENMESHAPPS_MESHVIEWERWIDGETT_HH 00045 00046 00047 //== INCLUDES ================================================================= 00048 00049 #include <string> 00050 #include <OpenMesh/Core/IO/MeshIO.hh> 00051 #include <OpenMesh/Core/IO/Options.hh> 00052 #include <OpenMesh/Core/Utils/GenProg.hh> 00053 #include <OpenMesh/Core/Utils/color_cast.hh> 00054 #include <OpenMesh/Core/Mesh/Attributes.hh> 00055 #include <OpenMesh/Tools/Utils/StripifierT.hh> 00056 #include <OpenMesh/Tools/Utils/Timer.hh> 00057 #include <OpenMesh/Apps/QtViewer/QGLViewerWidget.hh> 00058 00059 00060 //== FORWARDS ================================================================= 00061 00062 class QImage; 00063 00064 00065 //== CLASS DEFINITION ========================================================= 00066 00067 00068 template <typename M> 00069 class MeshViewerWidgetT : public QGLViewerWidget 00070 { 00071 public: 00072 00073 typedef M Mesh; 00074 typedef OpenMesh::StripifierT<Mesh> MyStripifier; 00075 public: 00076 00078 MeshViewerWidgetT(QWidget* _parent=0) 00079 : QGLViewerWidget(_parent), 00080 f_strips_(false), 00081 tex_id_(0), 00082 tex_mode_(GL_MODULATE), 00083 strips_(mesh_), 00084 use_color_(true), 00085 show_vnormals_(false), 00086 show_fnormals_(false) 00087 { 00088 add_draw_mode("Points"); 00089 add_draw_mode("Hidden-Line"); 00090 #if defined(OM_USE_OSG) && OM_USE_OSG 00091 add_draw_mode("OpenSG Indices"); 00092 #endif 00093 } 00094 00096 ~MeshViewerWidgetT() {} 00097 00098 public: 00099 00101 virtual bool open_mesh(const char* _filename, OpenMesh::IO::Options _opt); 00102 00104 virtual bool open_texture( const char *_filename ); 00105 bool set_texture( QImage& _texsrc ); 00106 00107 void enable_strips(); 00108 void disable_strips(); 00109 00110 00111 Mesh& mesh() { return mesh_; } 00112 const Mesh& mesh() const { return mesh_; } 00113 00114 protected: 00115 00117 virtual void draw_scene(const std::string& _draw_mode); 00118 00119 protected: 00120 00122 virtual void draw_openmesh(const std::string& _drawmode); 00123 00124 00125 void glVertex( const typename Mesh::VertexHandle _vh ) 00126 { glVertex3fv( &mesh_.point( _vh )[0] ); } 00127 00128 void glVertex( const typename Mesh::Point& _p ) 00129 { glVertex3fv( &_p[0] ); } 00130 00131 void glNormal( const typename Mesh::VertexHandle _vh ) 00132 { glNormal3fv( &mesh_.normal( _vh )[0] ); } 00133 00134 void glTexCoord( const typename Mesh::VertexHandle _vh ) 00135 { glTexCoord2fv( &mesh_.texcoord(_vh)[0] ); } 00136 00137 void glColor( const typename Mesh::VertexHandle _vh ) 00138 { glColor3ubv( &mesh_.color(_vh)[0] ); } 00139 00140 // face properties 00141 00142 void glNormal( const typename Mesh::FaceHandle _fh ) 00143 { glNormal3fv( &mesh_.normal( _fh )[0] ); } 00144 00145 void glColor( const typename Mesh::FaceHandle _fh ) 00146 { glColor3ubv( &mesh_.color(_fh)[0] ); } 00147 00148 void glMaterial( const typename Mesh::FaceHandle _fh, 00149 int _f=GL_FRONT_AND_BACK, int _m=GL_DIFFUSE ) 00150 { 00151 OpenMesh::Vec3f c=OpenMesh::color_cast<OpenMesh::Vec3f>(mesh_.color(_fh)); 00152 OpenMesh::Vec4f m( c[0], c[1], c[2], 1.0f ); 00153 00154 glMaterialfv(_f, _m, &m[0]); 00155 } 00156 00157 00158 protected: // Strip support 00159 00160 void compute_strips(void) 00161 { 00162 if (f_strips_) 00163 { 00164 strips_.clear(); 00165 strips_.stripify(); 00166 } 00167 } 00168 00169 protected: // inherited 00170 00171 virtual void keyPressEvent( QKeyEvent* _event); 00172 00173 protected: 00174 00175 bool f_strips_; // enable/disable strip usage 00176 GLuint tex_id_; 00177 GLint tex_mode_; 00178 OpenMesh::IO::Options opt_; // mesh file contained texcoords? 00179 00180 Mesh mesh_; 00181 MyStripifier strips_; 00182 bool use_color_; 00183 bool show_vnormals_; 00184 bool show_fnormals_; 00185 float normal_scale_; 00186 OpenMesh::FPropHandleT< typename Mesh::Point > fp_normal_base_; 00187 }; 00188 00189 00190 //============================================================================= 00191 #if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESHAPPS_MESHVIEWERWIDGET_CC) 00192 # define OPENMESH_MESHVIEWERWIDGET_TEMPLATES 00193 # include "MeshViewerWidgetT.cc" 00194 #endif 00195 //============================================================================= 00196 #endif // OPENMESHAPPS_MESHVIEWERWIDGETT_HH defined 00197 //============================================================================= 00198