Commit df144228 authored by Martin Schultz's avatar Martin Schultz

Added unittests for PolyMesh to Trimesh conversion

custom properties and vertices / faces are tested
parent b1301a84
Pipeline #3950 passed with stage
in 41 minutes and 50 seconds
......@@ -54,6 +54,49 @@ class OpenMeshConvertTriangleMeshToPoly : public OpenMeshBase {
//Mesh mesh_;
};
class OpenMeshConvertPolyMeshToTriangle : public OpenMeshBasePoly {
protected:
// This function is called before each test is run
virtual void SetUp() {
mesh_.clear();
// Add some vertices
Mesh::VertexHandle vhandle[4];
vhandle[0] = mesh_.add_vertex(Mesh::Point(0, 0, 0));
vhandle[1] = mesh_.add_vertex(Mesh::Point(0, 1, 0));
vhandle[2] = mesh_.add_vertex(Mesh::Point(1, 1, 0));
vhandle[3] = mesh_.add_vertex(Mesh::Point(1, 0, 0));
// Add two faces
std::vector<Mesh::VertexHandle> face_vhandles;
face_vhandles.push_back(vhandle[2]);
face_vhandles.push_back(vhandle[1]);
face_vhandles.push_back(vhandle[0]);
face_vhandles.push_back(vhandle[3]);
mesh_.add_face(face_vhandles);
// Test setup:
// 1 --- 2
// | |
// | |
// | |
// 0 --- 3
}
// 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
......@@ -136,4 +179,80 @@ TEST_F(OpenMeshConvertTriangleMeshToPoly, VertexPropertyCheckDouble) {
}
/* Checks the converted mesh #faces and #vertices behaviour of adding
* vertices and faces to a trimesh after the conversion.
*/
TEST_F(OpenMeshConvertPolyMeshToTriangle, VertexFaceCheck) {
EXPECT_EQ(4u, mesh_.n_vertices() ) << "Wrong number of vertices in PolyMesh";
EXPECT_EQ(1u, mesh_.n_faces() ) << "Wrong number of faces in PolyMesh";
//convert PolyMesh to TriMesh
Mesh p = static_cast<Mesh>(mesh_);
// Check setup
EXPECT_EQ(4u, p.n_vertices() ) << "Wrong number of vertices in TriMesh";
EXPECT_EQ(2u, p.n_faces() ) << "Wrong number of faces in TriMesh";
//add vertex to original mesh
Mesh::VertexHandle vhand = mesh_.add_vertex(Mesh::Point(1, 1, 1));
EXPECT_EQ(5u, mesh_.n_vertices() ) << "Wrong number of vertices in PolyMesh";
EXPECT_EQ(4u, p.n_vertices() ) << "Wrong number of vertices in TriMesh";
Mesh::VertexIter it = mesh_.vertices_begin();
//add face to original mesh
mesh_.add_face(vhand,(*it),(*++it));
EXPECT_EQ(2u, mesh_.n_faces() ) << "Wrong number of faces in PolyMesh";
EXPECT_EQ(2u, p.n_faces() ) << "Wrong number of faces in TriMesh";
}
/* Creates a double property and checks if it works after conversion
*/
TEST_F(OpenMeshConvertPolyMeshToTriangle, VertexPropertyCheckDouble) {
// Add a double vertex property
OpenMesh::VPropHandleT<double> doubleHandle;
EXPECT_FALSE( mesh_.get_property_handle(doubleHandle,"doubleProp") );
mesh_.add_property(doubleHandle,"doubleProp");
// Fill property
double index = 0.0;
for ( Mesh::VertexIter v_it = mesh_.vertices_begin() ; v_it != mesh_.vertices_end(); ++v_it ) {
mesh_.property(doubleHandle,*v_it) = index;
index += 1.0;
}
EXPECT_TRUE(mesh_.get_property_handle(doubleHandle,"doubleProp"));
//convert triMesh to PolyMesh
Mesh p = static_cast<Mesh>(mesh_);
EXPECT_TRUE(p.get_property_handle(doubleHandle,"doubleProp"));
// Check if it is ok.
Mesh::VertexIter v_it = p.vertices_begin();
EXPECT_EQ( p.property(doubleHandle,*v_it) , 0.0 ) << "Invalid double value for vertex 0";
++v_it;
EXPECT_EQ( p.property(doubleHandle,*v_it) , 1.0 ) << "Invalid double value for vertex 1";
++v_it;
EXPECT_EQ( p.property(doubleHandle,*v_it) , 2.0 ) << "Invalid double value for vertex 2";
++v_it;
EXPECT_EQ( p.property(doubleHandle,*v_it) , 3.0 ) << "Invalid double value for vertex 3";
//check if deletion in the original mesh affects the converted one.
mesh_.get_property_handle(doubleHandle,"doubleProp");
mesh_.remove_property(doubleHandle);
EXPECT_FALSE(mesh_.get_property_handle(doubleHandle,"doubleProp"));
EXPECT_TRUE(p.get_property_handle(doubleHandle,"doubleProp"));
}
}
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