Changed directory names of unsupported examples
git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@58 fdac6126-5c0c-442c-9429-916003d36597
This commit is contained in:
Mike Kremer
370
Apps/Unsupported/IvViewer/SoOpenMeshNodeT.cc
Normal file
370
Apps/Unsupported/IvViewer/SoOpenMeshNodeT.cc
Normal file
@@ -0,0 +1,370 @@
|
||||
//=============================================================================
|
||||
//
|
||||
// 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 (Mo, 19. Mai 2008) $
|
||||
//
|
||||
//=============================================================================
|
||||
|
||||
//=============================================================================
|
||||
//
|
||||
// Class SoOpenMeshNodeT - implementation
|
||||
//
|
||||
//=============================================================================
|
||||
|
||||
|
||||
#define OPENMESH_SOOPENMESHNODE_CC
|
||||
|
||||
//== INCLUDES =================================================================
|
||||
|
||||
#include <GL/gl.h>
|
||||
#include <Inventor/SbBox.h>
|
||||
#include <Inventor/SoPrimitiveVertex.h>
|
||||
#include <Inventor/actions/SoGLRenderAction.h>
|
||||
#include <Inventor/misc/SoState.h>
|
||||
#include <Inventor/elements/SoLightModelElement.h>
|
||||
#include <Inventor/bundles/SoMaterialBundle.h>
|
||||
|
||||
#include "SoOpenMeshNodeT.hh"
|
||||
// Attention must be included after SoOpenMeshNodeT.hh
|
||||
// as it redefines several macros!
|
||||
#include "SoOpenMeshSupport.hh"
|
||||
|
||||
#include <OpenMesh/Core/Math/VectorT.hh>
|
||||
|
||||
|
||||
//== NAMESPACES ==============================================================
|
||||
|
||||
|
||||
namespace OpenMesh {
|
||||
|
||||
|
||||
//== IMPLEMENTATION ==========================================================
|
||||
|
||||
|
||||
// Helper functions: draw vertices
|
||||
inline void glVertex(const OpenMesh::Vec3f& _v) { glVertex3fv(_v); }
|
||||
inline void glVertex(const OpenMesh::Vec3d& _v) { glVertex3dv(_v); }
|
||||
|
||||
// Helper functions: draw normal
|
||||
inline void glNormal(const OpenMesh::Vec3f& _n) { glNormal3fv(_n); }
|
||||
inline void glNormal(const OpenMesh::Vec3d& _n) { glNormal3dv(_n); }
|
||||
|
||||
// Helper function: convert Vec to SbVec3f
|
||||
template <class Vec> inline SbVec3f sbvec3f(const Vec& _v) {
|
||||
return SbVec3f(_v[0], _v[1], _v[2]);
|
||||
}
|
||||
|
||||
|
||||
//-----------------------------------------------------------------------------
|
||||
|
||||
|
||||
template <class Mesh>
|
||||
void
|
||||
SoOpenMeshNodeT<Mesh>::initClass()
|
||||
{
|
||||
SO_NODE_INIT_CLASS(SoOpenMeshNodeT<Mesh>, SoShape, "Shape");
|
||||
}
|
||||
|
||||
|
||||
//-----------------------------------------------------------------------------
|
||||
|
||||
|
||||
template <class Mesh>
|
||||
SoOpenMeshNodeT<Mesh>::SoOpenMeshNodeT(const Mesh* _mesh) :
|
||||
mesh_(_mesh)
|
||||
{
|
||||
SO_NODE_CONSTRUCTOR(SoOpenMeshNodeT<Mesh>);
|
||||
}
|
||||
|
||||
|
||||
//-----------------------------------------------------------------------------
|
||||
|
||||
|
||||
template <class Mesh>
|
||||
void
|
||||
SoOpenMeshNodeT<Mesh>::GLRender(SoGLRenderAction *action)
|
||||
{
|
||||
if (mesh_ && shouldGLRender(action))
|
||||
{
|
||||
SoState* state = action->getState();
|
||||
SbBool send_normals = (SoLightModelElement::get(state) !=
|
||||
SoLightModelElement::BASE_COLOR);
|
||||
|
||||
SoMaterialBundle mb(action);
|
||||
mb.sendFirst();
|
||||
|
||||
drawFaces(send_normals);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//----------------------------------------------------------------------------
|
||||
|
||||
|
||||
template<class Mesh>
|
||||
void
|
||||
SoOpenMeshNodeT<Mesh>::
|
||||
drawFaces(bool _send_normals, OpenMesh::GenProg::Bool2Type<true>)
|
||||
{
|
||||
typename Mesh::ConstFaceIter f_it(mesh_->faces_begin()),
|
||||
f_end(mesh_->faces_end());
|
||||
|
||||
typename Mesh::ConstFaceVertexIter fv_it;
|
||||
|
||||
|
||||
if (_send_normals)
|
||||
{
|
||||
glBegin(GL_TRIANGLES);
|
||||
for (; f_it!=f_end; ++f_it)
|
||||
{
|
||||
glNormal(mesh_->normal(f_it));
|
||||
fv_it = mesh_->cfv_iter(f_it.handle());
|
||||
glVertex(mesh_->point(fv_it));
|
||||
++fv_it;
|
||||
glVertex(mesh_->point(fv_it));
|
||||
++fv_it;
|
||||
glVertex(mesh_->point(fv_it));
|
||||
}
|
||||
glEnd();
|
||||
}
|
||||
else
|
||||
{
|
||||
glBegin(GL_TRIANGLES);
|
||||
for (; f_it!=f_end; ++f_it)
|
||||
{
|
||||
fv_it = mesh_->cfv_iter(f_it.handle());
|
||||
glVertex(mesh_->point(fv_it));
|
||||
++fv_it;
|
||||
glVertex(mesh_->point(fv_it));
|
||||
++fv_it;
|
||||
glVertex(mesh_->point(fv_it));
|
||||
}
|
||||
glEnd();
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//----------------------------------------------------------------------------
|
||||
|
||||
|
||||
template<class Mesh>
|
||||
void
|
||||
SoOpenMeshNodeT<Mesh>::
|
||||
drawFaces(bool _send_normals, OpenMesh::GenProg::Bool2Type<false>)
|
||||
{
|
||||
typename Mesh::ConstFaceIter f_it(mesh_->faces_begin()),
|
||||
f_end(mesh_->faces_end());
|
||||
|
||||
typename Mesh::ConstFaceVertexIter fv_it;
|
||||
|
||||
|
||||
if (_send_normals)
|
||||
{
|
||||
for (; f_it!=f_end; ++f_it)
|
||||
{
|
||||
glBegin(GL_POLYGON);
|
||||
glNormal(mesh_->normal(f_it));
|
||||
for (fv_it=mesh_->cfv_iter(f_it.handle()); fv_it; ++fv_it)
|
||||
glVertex(mesh_->point(fv_it));
|
||||
glEnd();
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
for (; f_it!=f_end; ++f_it)
|
||||
{
|
||||
glBegin(GL_POLYGON);
|
||||
for (fv_it=mesh_->cfv_iter(f_it.handle()); fv_it; ++fv_it)
|
||||
glVertex(mesh_->point(fv_it));
|
||||
glEnd();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//-----------------------------------------------------------------------------
|
||||
|
||||
|
||||
template <class Mesh>
|
||||
void
|
||||
SoOpenMeshNodeT<Mesh>::generatePrimitives(SoAction* _action)
|
||||
{
|
||||
if (mesh_)
|
||||
genPrimitives(_action);
|
||||
}
|
||||
|
||||
|
||||
//----------------------------------------------------------------------------
|
||||
|
||||
|
||||
template<class Mesh>
|
||||
void
|
||||
SoOpenMeshNodeT<Mesh>::
|
||||
genPrimitives(SoAction* _action, OpenMesh::GenProg::Bool2Type<true>)
|
||||
{
|
||||
typename Mesh::ConstFaceIter f_it(mesh_->faces_begin()),
|
||||
f_end(mesh_->faces_end());
|
||||
|
||||
typename Mesh::ConstFaceVertexIter fv_it;
|
||||
|
||||
|
||||
SoPrimitiveVertex pv;
|
||||
|
||||
beginShape(_action, TRIANGLES);
|
||||
|
||||
for (; f_it!=f_end; ++f_it)
|
||||
{
|
||||
pv.setNormal(sbvec3f(mesh_->normal(f_it)));
|
||||
|
||||
fv_it = mesh_->cfv_iter(f_it.handle());
|
||||
|
||||
pv.setPoint(sbvec3f(mesh_->point(fv_it)));
|
||||
shapeVertex(&pv);
|
||||
++fv_it;
|
||||
|
||||
pv.setPoint(sbvec3f(mesh_->point(fv_it)));
|
||||
shapeVertex(&pv);
|
||||
++fv_it;
|
||||
|
||||
pv.setPoint(sbvec3f(mesh_->point(fv_it)));
|
||||
shapeVertex(&pv);
|
||||
}
|
||||
|
||||
endShape();
|
||||
}
|
||||
|
||||
|
||||
//----------------------------------------------------------------------------
|
||||
|
||||
|
||||
template<class Mesh>
|
||||
void
|
||||
SoOpenMeshNodeT<Mesh>::
|
||||
genPrimitives(SoAction* _action, OpenMesh::GenProg::Bool2Type<false>)
|
||||
{
|
||||
typename Mesh::ConstFaceIter f_it(mesh_->faces_begin()),
|
||||
f_end(mesh_->faces_end());
|
||||
|
||||
typename Mesh::ConstFaceVertexIter fv_it;
|
||||
|
||||
SoPrimitiveVertex pv;
|
||||
|
||||
|
||||
for (; f_it!=f_end; ++f_it)
|
||||
{
|
||||
beginShape(_action, POLYGON);
|
||||
|
||||
pv.setNormal(sbvec3f(mesh_->normal(f_it)));
|
||||
|
||||
for (fv_it=mesh_->cfv_iter(f_it.handle()); fv_it; ++fv_it)
|
||||
{
|
||||
pv.setPoint(sbvec3f(mesh_->point(fv_it)));
|
||||
shapeVertex(&pv);
|
||||
}
|
||||
|
||||
endShape();
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//-----------------------------------------------------------------------------
|
||||
|
||||
|
||||
template <class Mesh>
|
||||
void
|
||||
SoOpenMeshNodeT<Mesh>::computeBBox(SoAction *action,
|
||||
SbBox3f &box,
|
||||
SbVec3f ¢er)
|
||||
{
|
||||
if (mesh_ && mesh_->n_vertices())
|
||||
{
|
||||
typename Mesh::ConstVertexIter vIt(mesh_->vertices_begin());
|
||||
typename Mesh::ConstVertexIter vEnd(mesh_->vertices_end());
|
||||
|
||||
typename Mesh::Point min(mesh_->point(vIt));
|
||||
typename Mesh::Point max(mesh_->point(vIt));
|
||||
|
||||
|
||||
for (++vIt; vIt != vEnd; ++vIt)
|
||||
{
|
||||
max.maximize(mesh_->point(vIt));
|
||||
min.minimize(mesh_->point(vIt));
|
||||
}
|
||||
|
||||
box.setBounds(SbVec3f(min[0],min[1],min[2]),
|
||||
SbVec3f(max[0],max[1],max[2]));
|
||||
}
|
||||
|
||||
else box.setBounds(SbVec3f(0,0,0), SbVec3f(0,0,0));
|
||||
}
|
||||
|
||||
|
||||
//-----------------------------------------------------------------------------
|
||||
|
||||
#if 0
|
||||
/* As we are using templates, we cannot use the predefined macro
|
||||
SO_NODE_SOURCE to automatically generate the following piece of
|
||||
code. Ugly, but necessary.
|
||||
*/
|
||||
|
||||
template <class Mesh>
|
||||
SoType SoOpenMeshNodeT<Mesh>::classTypeId;
|
||||
|
||||
template <class Mesh>
|
||||
SoFieldData *SoOpenMeshNodeT<Mesh>::fieldData;
|
||||
|
||||
template <class Mesh>
|
||||
const SoFieldData **SoOpenMeshNodeT<Mesh>::parentFieldData;
|
||||
|
||||
template <class Mesh>
|
||||
SbBool SoOpenMeshNodeT<Mesh>::firstInstance = TRUE;
|
||||
|
||||
template <class Mesh>
|
||||
SoType SoOpenMeshNodeT<Mesh>::getTypeId() const {
|
||||
return classTypeId;
|
||||
}
|
||||
|
||||
template <class Mesh>
|
||||
const SoFieldData*
|
||||
SoOpenMeshNodeT<Mesh>::getFieldData() const {
|
||||
SO__NODE_CHECK_CONSTRUCT("SoOpenMeshNodeT");
|
||||
return fieldData;
|
||||
}
|
||||
|
||||
template <class Mesh>
|
||||
void* SoOpenMeshNodeT<Mesh>::createInstance() {
|
||||
return (void *)(new SoOpenMeshNodeT<Mesh>);
|
||||
}
|
||||
|
||||
#else
|
||||
|
||||
SO_NODE_SOURCE(SoOpenMeshNodeT<Mesh>);
|
||||
|
||||
#endif
|
||||
|
||||
//=============================================================================
|
||||
} // namespace OpenMesh
|
||||
//=============================================================================
|
||||
Reference in New Issue
Block a user