MeshViewerWidgetT.hh
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#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/Utils/color_cast.hh>
#include <OpenMesh/Core/Mesh/Attributes.hh>
#include <OpenMesh/Tools/Utils/StripifierT.hh>
#include <OpenMesh/Tools/Utils/Timer.hh>
#include <OpenMesh/Apps/QtViewer/QGLViewerWidget.hh>
//== FORWARDS =================================================================
class QImage;
//== CLASS DEFINITION =========================================================
template <typename M>
class MeshViewerWidgetT : public QGLViewerWidget
{
public:
typedef M Mesh;
typedef OpenMesh::StripifierT<Mesh> MyStripifier;
public:
MeshViewerWidgetT(QWidget* _parent=0)
: QGLViewerWidget(_parent),
f_strips_(false),
tex_id_(0),
tex_mode_(GL_MODULATE),
strips_(mesh_),
use_color_(true),
show_vnormals_(false),
show_fnormals_(false)
{
add_draw_mode("Points");
add_draw_mode("Hidden-Line");
#if defined(OM_USE_OSG) && OM_USE_OSG
add_draw_mode("OpenSG Indices");
#endif
}
~MeshViewerWidgetT() {}
public:
virtual bool open_mesh(const char* _filename, OpenMesh::IO::Options _opt);
virtual bool open_texture( const char *_filename );
bool set_texture( QImage& _texsrc );
void enable_strips();
void disable_strips();
Mesh& mesh() { return mesh_; }
const Mesh& mesh() const { return mesh_; }
protected:
virtual void draw_scene(const std::string& _draw_mode);
protected:
virtual void draw_openmesh(const std::string& _drawmode);
void glVertex( const typename Mesh::VertexHandle _vh )
{ glVertex3fv( &mesh_.point( _vh )[0] ); }
void glVertex( const typename Mesh::Point& _p )
{ glVertex3fv( &_p[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] ); }
// face properties
void glNormal( const typename Mesh::FaceHandle _fh )
{ glNormal3fv( &mesh_.normal( _fh )[0] ); }
void glColor( const typename Mesh::FaceHandle _fh )
{ glColor3ubv( &mesh_.color(_fh)[0] ); }
void glMaterial( const typename Mesh::FaceHandle _fh,
int _f=GL_FRONT_AND_BACK, int _m=GL_DIFFUSE )
{
OpenMesh::Vec3f c=OpenMesh::color_cast<OpenMesh::Vec3f>(mesh_.color(_fh));
OpenMesh::Vec4f m( c[0], c[1], c[2], 1.0f );
glMaterialfv(_f, _m, &m[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_;
bool use_color_;
bool show_vnormals_;
bool show_fnormals_;
float normal_scale_;
OpenMesh::FPropHandleT< typename Mesh::Point > fp_normal_base_;
};
//=============================================================================
#if defined(OM_INCLUDE_TEMPLATES) && !defined(OPENMESHAPPS_MESHVIEWERWIDGET_CC)
# define OPENMESH_MESHVIEWERWIDGET_TEMPLATES
# include "MeshViewerWidgetT.cc"
#endif
//=============================================================================
#endif // OPENMESHAPPS_MESHVIEWERWIDGETT_HH defined
//=============================================================================
MeshViewerWidgetT
Definition: MeshViewerWidgetT.hh:76
OpenMesh::StripifierT
This class decomposes a triangle mesh into several triangle strips.
Definition: StripifierT.hh:84
Attributes.hh
This file provides some macros containing attribute usage.
MeshViewerWidgetT::open_mesh
virtual bool open_mesh(const char *_filename, OpenMesh::IO::Options _opt)
open mesh
Definition: MeshViewerWidgetT.cc:83
OpenMesh::VectorT< float, 3 >
OpenMesh::FPropHandleT< typename Mesh::Point >
MeshViewerWidgetT::~MeshViewerWidgetT
~MeshViewerWidgetT()
destructor
Definition: MeshViewerWidgetT.hh:103
MeshViewerWidgetT::open_texture
virtual bool open_texture(const char *_filename)
load texture
Definition: MeshViewerWidgetT.cc:212
MeshViewerWidgetT::draw_openmesh
virtual void draw_openmesh(const std::string &_drawmode)
draw the mesh
Definition: MeshViewerWidgetT.cc:290
MeshViewerWidgetT::draw_scene
virtual void draw_scene(const std::string &_draw_mode)
inherited drawing method
Definition: MeshViewerWidgetT.cc:578
Timer.hh
A timer class.
MeshViewerWidgetT::MeshViewerWidgetT
MeshViewerWidgetT(QWidget *_parent=0)
default constructor
Definition: MeshViewerWidgetT.hh:85
OpenMesh::StripifierT::stripify
size_t stripify()
Compute triangle strips, returns number of strips.
Definition: StripifierT.cc:87
OpenMesh::IO::Options
Set options for reader/writer modules.
Definition: Options.hh:95
OpenMesh::StripifierT::clear
void clear()
delete all strips
Definition: StripifierT.hh:105
VectorT< float, 4 >
QGLViewerWidget
Definition: QGLViewerWidget.hh:73
QGLViewerWidget::add_draw_mode
QAction * add_draw_mode(const std::string &_s)
add draw mode to popup menu, and return the QAction created
Definition: QGLViewerWidget.cc:642