trimesh_base.cpp

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/****************************************************************************
* VCGLib                                                            o o     *
* Visual and Computer Graphics Library                            o     o   *
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* Copyright(C) 2004-2012                                           \/)\/    *
* Visual Computing Lab                                            /\/|      *
* ISTI - Italian National Research Council                           |      *
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* This program is distributed in the hope that it will be useful,           *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             *
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#include<vcg/complex/complex.h>
#include<wrap/io_trimesh/import_off.h>
#include<vcg/complex/algorithms/update/topology.h>
#include<vcg/complex/algorithms/update/normal.h>

class MyVertex; class MyEdge; class MyFace;
struct MyUsedTypes : public vcg::UsedTypes<vcg::Use<MyVertex>   ::AsVertexType,
                                           vcg::Use<MyEdge>     ::AsEdgeType,
                                           vcg::Use<MyFace>     ::AsFaceType>{};

class MyVertex  : public vcg::Vertex< MyUsedTypes, vcg::vertex::Coord3f, vcg::vertex::Normal3f, vcg::vertex::BitFlags  >{};
class MyFace    : public vcg::Face<   MyUsedTypes, vcg::face::FFAdj,  vcg::face::VertexRef, vcg::face::BitFlags > {};
class MyEdge    : public vcg::Edge<   MyUsedTypes> {};

class MyMesh    : public vcg::tri::TriMesh< std::vector<MyVertex>, std::vector<MyFace> , std::vector<MyEdge>  > {};

class MyVertex0  : public vcg::Vertex< MyUsedTypes, vcg::vertex::Coord3f, vcg::vertex::BitFlags  >{};
class MyVertex1  : public vcg::Vertex< MyUsedTypes, vcg::vertex::Coord3f, vcg::vertex::Normal3f, vcg::vertex::BitFlags  >{};
class MyVertex2  : public vcg::Vertex< MyUsedTypes, vcg::vertex::Coord3f, vcg::vertex::Color4b, vcg::vertex::CurvatureDirf,
                                                    vcg::vertex::Qualityf, vcg::vertex::Normal3f, vcg::vertex::BitFlags  >{};


int main( int argc, char **argv )
{
  if(argc<2)
  {
    printf("Usage trimesh_base <meshfilename.obj>\n");
    return -1;
  }
  MyMesh m;

  if(vcg::tri::io::ImporterOFF<MyMesh>::Open(m,argv[1])!=vcg::tri::io::ImporterOFF<MyMesh>::NoError)
  {
    printf("Error reading file  %s\n",argv[1]);
    exit(0);
  }

  vcg::tri::RequirePerVertexNormal(m);
  vcg::tri::UpdateNormal<MyMesh>::PerVertexNormalized(m);
  printf("Input mesh  vn:%i fn:%i\n",m.VN(),m.FN());
  printf( "Mesh has %i vert and %i faces\n", m.VN(), m.FN() );

  return 0;
}