MeshViewerWidgetT.hh 5.56 KB
Newer Older
Jan Möbius's avatar
Jan Möbius committed
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163
//=============================================================================
//                                                                            
//                               OpenMesh                                     
//        Copyright (C) 2003 by Computer Graphics Group, RWTH Aachen          
//                           www.openmesh.org                                 
//                                                                            
//-----------------------------------------------------------------------------
//                                                                            
//                                License                                     
//                                                                            
//   This library 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, version 2.1.                           
//                                                                             
//   This library 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         
//   Lesser General Public License for more details.                           
//                                                                            
//   You should have received a copy of the GNU Lesser General Public          
//   License along with this library; if not, write to the Free Software       
//   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.                 
//                                                                            
//-----------------------------------------------------------------------------
//                                                                            
//   $Revision: 1800 $
//   $Date: 2008-05-19 11:51:23 +0200 (Mon, 19 May 2008) $
//                                                                            
//=============================================================================


#ifndef OPENMESHAPPS_MESHVIEWERWIDGETT_HH
#define OPENMESHAPPS_MESHVIEWERWIDGETT_HH


//== INCLUDES =================================================================

#include <string>
#include <OpenMesh/Core/IO/MeshIO.hh>
#include <OpenMesh/Core/IO/Options.hh>
#include <OpenMesh/Core/Utils/GenProg.hh>
#include <OpenMesh/Core/Mesh/Attributes.hh>
#include <OpenMesh/Tools/Utils/StripifierT.hh>
#include <OpenMesh/Tools/Utils/Timer.hh>
#include <OpenMesh/Apps/VDProgMesh/Streaming/Client/QGLViewerWidget.hh>


//== FORWARDS =================================================================

class QImage;


//== CLASS DEFINITION =========================================================

	      
template <typename M>
class MeshViewerWidgetT : public QGLViewerWidget
{
public:
  typedef M                  Mesh;
  typedef OpenMesh::StripifierT<Mesh>   MyStripifier;


  /// default constructor
  MeshViewerWidgetT(QWidget* _parent=0, const char* _name=0)
    : QGLViewerWidget(_parent, _name),
      f_strips_(false), 
      tex_id_(0),
      tex_mode_(GL_MODULATE),
      strips_(mesh_)
  {
    add_draw_mode("Points");
    add_draw_mode("Hidden-Line");
#if defined(OM_USE_OSG) && OM_USE_OSG
    add_draw_mode("OpenSG Indices");
#endif
  }
  
  void enable_strips() { 
    f_strips_ = true;  
    add_draw_mode("Strips'n VertexArrays");
    add_draw_mode("Show Strips");    
  }
  void disable_strips() { f_strips_ = false; }
  
  /// destructor
  ~MeshViewerWidgetT() {}
  
  /// open mesh
  virtual bool open_mesh(const char* _filename, OpenMesh::IO::Options _opt);
  
  /// load texture
  virtual bool open_texture( const char *_filename );
  bool set_texture( QImage& _texsrc );
  
  
  Mesh& mesh() { return mesh_; }
  const Mesh& mesh() const { return mesh_; }
  
  
protected:
  
  /// inherited drawing method
  virtual void draw_scene(const std::string& _draw_mode);
  
protected:
  
  /// draw the mesh
  virtual void draw_openmesh(const std::string& _drawmode);
  
  void glVertex( const typename Mesh::VertexHandle vh )
  { glVertex3fv( &mesh_.point( vh )[0] ); }
  
  void glNormal( const typename Mesh::VertexHandle vh )
  { glNormal3fv( &mesh_.normal( vh )[0] ); }

  void glTexCoord( const typename Mesh::VertexHandle vh )
  { glTexCoord2fv( &mesh_.texcoord(vh)[0] ); }
  
  void glColor( const typename Mesh::VertexHandle vh )
  { glColor3ubv( &mesh_.color(vh)[0] ); }

  void glColor( const typename Mesh::FaceHandle fh )
  { glColor3ubv( &mesh_.color(fh)[0] ); }
  

  
protected: // Strip support
  
  void compute_strips(void)
  {
    if (f_strips_)
    {
      strips_.clear();
      strips_.stripify();
    }
  }    

protected: // inherited
   
  virtual void keyPressEvent( QKeyEvent* _event);

protected:
   
  bool                   f_strips_; // enable/disable strip usage
  GLuint                 tex_id_;
  GLint                  tex_mode_;
  OpenMesh::IO::Options  opt_; // mesh file contained texcoords?

  Mesh                   mesh_;
  MyStripifier           strips_;
};


//=============================================================================
#if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESHAPPS_MESHVIEWERWIDGET_CC)
#  define OPENMESH_MESHVIEWERWIDGET_TEMPLATES
#  include "MeshViewerWidgetT.cc"
#endif
//=============================================================================
#endif // OPENMESHAPPS_MESHVIEWERWIDGETT_HH defined
//=============================================================================