FilePLYT.cc

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#define FILEOFFPLUGIN_C

#include <OpenMesh/Core/Utils/color_cast.hh>

#include "FilePLY.hh"

#include <iostream>
#include <fstream>
#include <sstream>

template <class MeshT>
void FilePLYPlugin::backupTextureCoordinates(MeshT& _mesh) {

    // Create a backup of the original per Vertex texture Coordinates
    if (_mesh.has_vertex_texcoords2D()) {

      OpenMesh::VPropHandleT< typename MeshT::TexCoord2D > oldVertexCoords;
      if (!_mesh.get_property_handle(oldVertexCoords, "Original Per Vertex Texture Coords"))
        _mesh.add_property(oldVertexCoords, "Original Per Vertex Texture Coords");

      for (typename MeshT::VertexIter v_it = _mesh.vertices_begin(); v_it != _mesh.vertices_end(); ++v_it)
        _mesh.property(oldVertexCoords, *v_it) =  _mesh.texcoord2D(*v_it);

    }

    // Create a backup of the original per Face texture Coordinates
    if (_mesh.has_halfedge_texcoords2D()) {

      OpenMesh::HPropHandleT< typename MeshT::TexCoord2D > oldHalfedgeCoords;
      if (!_mesh.get_property_handle(oldHalfedgeCoords,"Original Per Face Texture Coords"))
        _mesh.add_property(oldHalfedgeCoords,"Original Per Face Texture Coords");

      for (typename MeshT::HalfedgeIter he_it = _mesh.halfedges_begin(); he_it != _mesh.halfedges_end(); ++he_it)
        _mesh.property(oldHalfedgeCoords, *he_it) =  _mesh.texcoord2D(*he_it);

    }
}