unittests_mc_decimater.hh 4 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44
#ifndef INCLUDE_UNITTESTS_MC_DECIMATER_HH
#define INCLUDE_UNITTESTS_MC_DECIMATER_HH

#include <gtest/gtest.h>
#include <Unittests/unittests_common.hh>
#include <OpenMesh/Tools/Decimater/McDecimaterT.hh>
#include <OpenMesh/Tools/Decimater/ModQuadricT.hh>
#include <OpenMesh/Tools/Decimater/ModNormalFlippingT.hh>

class OpenMeshMultipleChoiceDecimater : public OpenMeshBase {

    protected:

        // This function is called before each test is run
        virtual void SetUp() {
            
            // Do some initial stuff with the member data here...
        }

        // This function is called after all tests are through
        virtual void TearDown() {

            // Do some final stuff with the member data here...
        }

    // Member already defined in OpenMeshBase
    //Mesh mesh_;  
};

/*
 * ====================================================================
 * Define tests below
 * ====================================================================
 */

/*
 */
TEST_F(OpenMeshMultipleChoiceDecimater, DecimateMesh) {

  bool ok = OpenMesh::IO::read_mesh(mesh_, "cube1.off");
    
  ASSERT_TRUE(ok);

  typedef OpenMesh::Decimater::McDecimaterT< Mesh >  Decimater;
45 46
  typedef OpenMesh::Decimater::ModQuadricT< Mesh >::Handle HModQuadric;
  typedef OpenMesh::Decimater::ModNormalFlippingT< Mesh >::Handle HModNormal;
47 48 49 50 51 52 53 54 55 56 57 58 59 60 61

  Decimater decimaterDBG(mesh_);
  HModQuadric hModQuadricDBG;
  decimaterDBG.add( hModQuadricDBG );
  decimaterDBG.initialize();
  int removedVertices = 0;
  removedVertices = decimaterDBG.decimate_to(5000);
                    decimaterDBG.mesh().garbage_collection();

  EXPECT_EQ(2526, removedVertices) << "The number of remove vertices is not correct!";
  EXPECT_EQ(5000u, mesh_.n_vertices()) << "The number of vertices after decimation is not correct!";
  EXPECT_EQ(14994u, mesh_.n_edges()) << "The number of edges after decimation is not correct!";
  EXPECT_EQ(9996u, mesh_.n_faces()) << "The number of faces after decimation is not correct!";
}

Matthias Möller's avatar
Matthias Möller committed
62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109
TEST_F(OpenMeshMultipleChoiceDecimater, DecimateMeshToFaceVerticesLimit) {

  bool ok = OpenMesh::IO::read_mesh(mesh_, "cube1.off");

  ASSERT_TRUE(ok);

  typedef OpenMesh::Decimater::McDecimaterT< Mesh >  Decimater;
  typedef OpenMesh::Decimater::ModQuadricT< Mesh >::Handle HModQuadric;
  typedef OpenMesh::Decimater::ModNormalFlippingT< Mesh >::Handle HModNormal;

  Decimater decimaterDBG(mesh_);
  HModQuadric hModQuadricDBG;
  decimaterDBG.add( hModQuadricDBG );
  decimaterDBG.initialize();
  int removedVertices = 0;
  removedVertices = decimaterDBG.decimate_to_faces(5000, 8000);
                    decimaterDBG.mesh().garbage_collection();

  EXPECT_EQ(2526, removedVertices) << "The number of remove vertices is not correct!";
  EXPECT_EQ(5000u, mesh_.n_vertices()) << "The number of vertices after decimation is not correct!";
  EXPECT_EQ(14994u, mesh_.n_edges()) << "The number of edges after decimation is not correct!";
  EXPECT_EQ(9996u, mesh_.n_faces()) << "The number of faces after decimation is not correct!";
}

TEST_F(OpenMeshMultipleChoiceDecimater, DecimateMeshToFaceFaceLimit) {

  bool ok = OpenMesh::IO::read_mesh(mesh_, "cube1.off");

  ASSERT_TRUE(ok);

  typedef OpenMesh::Decimater::McDecimaterT< Mesh >  Decimater;
  typedef OpenMesh::Decimater::ModQuadricT< Mesh >::Handle HModQuadric;
  typedef OpenMesh::Decimater::ModNormalFlippingT< Mesh >::Handle HModNormal;

  Decimater decimaterDBG(mesh_);
  HModQuadric hModQuadricDBG;
  decimaterDBG.add( hModQuadricDBG );
  decimaterDBG.initialize();
  int removedVertices = 0;
  removedVertices = decimaterDBG.decimate_to_faces(4500, 9996);
                    decimaterDBG.mesh().garbage_collection();

  EXPECT_EQ(2526, removedVertices) << "The number of remove vertices is not correct!";
  EXPECT_EQ(5000u, mesh_.n_vertices()) << "The number of vertices after decimation is not correct!";
  EXPECT_EQ(14994u, mesh_.n_edges()) << "The number of edges after decimation is not correct!";
  EXPECT_EQ(9996u, mesh_.n_faces()) << "The number of faces after decimation is not correct!";
}

110
#endif // INCLUDE GUARD