MergePlugintemplate.cc

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#define MERGEPLUGIN_C
 
#include "MergePlugin.hh"
#include <OpenMesh/Core/Utils/Property.hh>
#include <ObjectTypes/PolyMesh/PolyMesh.hh>
#include <ObjectTypes/TriangleMesh/TriangleMesh.hh>
 
template< class MeshT >
void MergePlugin::mergeMeshes(const std::vector< MeshT* >& _meshes)
{
  typename MeshT::VertexHandle vhB;
 
  mergeMeshes(_meshes, vhB);
}
 
template< class MeshT >
void MergePlugin::mergeMeshes(const std::vector< MeshT* >& _meshes, typename MeshT::VertexHandle& _vhB)
{
 
  for (uint i=0; i < _meshes.size(); i++)
  if ( _meshes[i] == 0) {
    emit log(LOGERR,"Unable to get Meshes.");
    return;
  }
 
  typename MeshT::VertexHandle tmp;
 
  for (uint i=1; i < _meshes.size(); i++){
 
    // COPY VERTICES into the first mesh
    //
 
    OpenMesh::VPropHandleT< typename MeshT::VertexHandle > vertexID;
    _meshes[i]->add_property(vertexID, "Vertex ID Property" );
 
    //iterate over all vertices of the current mesh
    for (auto v_it : _meshes[i]->vertices()){
      //add vertex to _meshes[0] and set vertexID property
      typename MeshT::VertexHandle vh = _meshes[0]->add_vertex( _meshes[i]->point(v_it) );
      _meshes[i]->property(vertexID, v_it) = vh;
 
      //map vertexHandle _vhB
      if (v_it == _vhB)
        tmp = vh;
    }
 
    // COPY FACES into the first mesh
    //
 
    //itertate over all faces of meshes[i]
    for (auto f_it : _meshes[i]->faces()){
      //get corresponding VertexHandles
      std::vector< typename MeshT::VertexHandle > vHandles;
 
      for (auto fv_it : f_it.vertices())
        vHandles.push_back( _meshes[i]->property(vertexID, fv_it) );
 
      //add faces to meshA
      _meshes[0]->add_face(vHandles);
    }
 
    _meshes[i]->remove_property( vertexID );
 
  }
 
  _vhB = tmp;
}
 
template void MergePlugin::mergeMeshes(const std::vector< PolyMesh* >& _meshes);
template void MergePlugin::mergeMeshes(const std::vector< TriMesh* >& _meshes);