/*//////////////////////////////////////////////////////////////////////////////
// CMT Cosmic Muon Tomography project //////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////

  Copyright (c) 2014, Universita' degli Studi di Padova, INFN sez. di Padova
  All rights reserved

  Authors: Andrea Rigoni Garola < andrea.rigoni@pd.infn.it >

  ------------------------------------------------------------------
  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;  either
  version 3.0 of the License, or (at your option) any later version.

  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.

//////////////////////////////////////////////////////////////////////////////*/

#include "Vtk/Math/vtkQuadMesh.h"
#include "Vtk/uLibVtkViewer.h"

#define BOOST_TEST_MODULE VtkQuadMeshTest
#include <boost/test/unit_test.hpp>

using namespace uLib;

BOOST_AUTO_TEST_CASE(vtkQuadMeshConstruction) {
  QuadMesh mesh;

  mesh.AddPoint(Vector3f(0, 0, 0));
  mesh.AddPoint(Vector3f(1, 0, 0));
  mesh.AddPoint(Vector3f(1, 1, 0));
  mesh.AddPoint(Vector3f(0, 1, 0));

  mesh.AddQuad(Vector4i(0, 1, 2, 3));

  Vtk::QuadMesh v_mesh(&mesh);

  Object::connect(&mesh, &QuadMesh::Updated, [&mesh]() {
    Vector3f points[4];
    points[0] = mesh.GetPoint(0);
    points[1] = mesh.GetPoint(1);
    points[2] = mesh.GetPoint(2);
    points[3] = mesh.GetPoint(3);
    std::cout << "mesh updated: " << points[0] << " " << points[1] << " "
              << points[2] << " " << points[3] << std::endl;
  });

  v_mesh.Update();

  if (std::getenv("CTEST_PROJECT_NAME") == nullptr) {
    Vtk::Viewer viewer;
    viewer.AddProp3D(v_mesh);
    viewer.Start();
  }

  BOOST_CHECK_EQUAL(mesh.Points().size(), 4u);
  BOOST_CHECK_EQUAL(mesh.Quads().size(), 1u);
}