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89be8b4518fa050f8a004d2f79591ef0e37cc80a
openmesh/src/Unittests/unittests_trimesh_iterators.hh
Jan Möbius 89be8b4518 And the rest. OM is now clean again. 
git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@911 fdac6126-5c0c-442c-9429-916003d36597
2013-08-07 12:44:52 +00:00

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#ifndef INCLUDE_UNITTESTS_TRIMESH_ITERATORS_HH
#define INCLUDE_UNITTESTS_TRIMESH_ITERATORS_HH
#include <gtest/gtest.h>
#include <Unittests/unittests_common.hh>
#include <iostream>
class OpenMeshIterators : public OpenMeshBase {
protected:
// This function is called before each test is run
virtual void SetUp() {
}
// 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
* ====================================================================
*/
/*
* Small VertexIterator Test
*/
TEST_F(OpenMeshIterators, VertexIter) {
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]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[2]);
face_vhandles.push_back(vhandle[0]);
face_vhandles.push_back(vhandle[3]);
mesh_.add_face(face_vhandles);
// Test setup:
// 1 === 2
// | / |
// | / |
// | / |
// 0 === 3
Mesh::VertexIter v_it = mesh_.vertices_begin();
Mesh::VertexIter v_end = mesh_.vertices_end();
EXPECT_EQ(0, v_it->idx()) << "Index wrong for vertex iterator vertices_begin()";
++v_it;
EXPECT_EQ(1, v_it->idx()) << "Index wrong in vertex iterator";
++v_it;
EXPECT_EQ(2, v_it->idx()) << "Index wrong in vertex iterator";
++v_it;
EXPECT_EQ(3, v_it->idx()) << "Index wrong in vertex iterator";
++v_it;
EXPECT_EQ(4, v_it->idx()) << "Index wrong in vertex iterator";
// Check end iterator
EXPECT_EQ(4, v_end->idx()) << "Index wrong in vertex iterator for vertices_end()";
// Second iterator test to start at a specific position
}
/*
* Small VertexIterator Test to check if we can start iterating at a specific handle
*/
TEST_F(OpenMeshIterators, VertexIterStartPosition) {
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]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[2]);
face_vhandles.push_back(vhandle[0]);
face_vhandles.push_back(vhandle[3]);
mesh_.add_face(face_vhandles);
// Test setup:
// 1 === 2
// | / |
// | / |
// | / |
// 0 === 3
Mesh::VertexIter v_it = Mesh::VertexIter(mesh_,mesh_.vertex_handle(2));
Mesh::VertexIter v_end = mesh_.vertices_end();
EXPECT_EQ(2, v_it->idx()) << "Index wrong in vertex iterator";
++v_it;
EXPECT_EQ(3, v_it->idx()) << "Index wrong in vertex iterator";
++v_it;
EXPECT_EQ(4, v_it->idx()) << "Index wrong in vertex iterator";
// Check end iterator
EXPECT_EQ(4, v_end->idx()) << "Index wrong in vertex iterator for vertices_end()";
}
/*
* Small EdgeIterator Test
*/
TEST_F(OpenMeshIterators, EdgeIter) {
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]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[2]);
face_vhandles.push_back(vhandle[0]);
face_vhandles.push_back(vhandle[3]);
mesh_.add_face(face_vhandles);
// Test setup:
// 1 === 2
// | / |
// | / |
// | / |
// 0 === 3
Mesh::EdgeIter e_it = mesh_.edges_begin();
Mesh::EdgeIter e_end = mesh_.edges_end();
EXPECT_EQ(0, e_it->idx()) << "Wrong start index in edge iterator";
EXPECT_EQ(5, e_end->idx()) << "Wrong end index in edge iterator";
EXPECT_EQ(1, mesh_.to_vertex_handle(mesh_.halfedge_handle(*e_it,0)).idx() ) << "1: Wrong to vertex handle of halfedge 0";
EXPECT_EQ(2, mesh_.from_vertex_handle(mesh_.halfedge_handle(*e_it,0)).idx() ) << "1: Wrong from vertex handle of halfedge 0";
EXPECT_EQ(2, mesh_.to_vertex_handle(mesh_.halfedge_handle(*e_it,1)).idx() ) << "1: Wrong to vertex handle of halfedge 1";
EXPECT_EQ(1, mesh_.from_vertex_handle(mesh_.halfedge_handle(*e_it,1)).idx() ) << "1: Wrong from vertex handle of halfedge 1";
++e_it;
EXPECT_EQ(1, e_it->idx()) << "Wrong index in edge iterator";
EXPECT_EQ(0, mesh_.to_vertex_handle(mesh_.halfedge_handle(*e_it,0)).idx() ) << "2: Wrong to vertex handle of halfedge 0";
EXPECT_EQ(1, mesh_.from_vertex_handle(mesh_.halfedge_handle(*e_it,0)).idx() ) << "2: Wrong from vertex handle of halfedge 0";
EXPECT_EQ(1, mesh_.to_vertex_handle(mesh_.halfedge_handle(*e_it,1)).idx() ) << "2: Wrong to vertex handle of halfedge 1";
EXPECT_EQ(0, mesh_.from_vertex_handle(mesh_.halfedge_handle(*e_it,1)).idx() ) << "2: Wrong from vertex handle of halfedge 1";
++e_it;
EXPECT_EQ(2, e_it->idx()) << "Wrong index in edge iterator";
EXPECT_EQ(2, mesh_.to_vertex_handle(mesh_.halfedge_handle(*e_it,0)).idx() ) << "3: Wrong to vertex handle of halfedge 0";
EXPECT_EQ(0, mesh_.from_vertex_handle(mesh_.halfedge_handle(*e_it,0)).idx() ) << "3: Wrong from vertex handle of halfedge 0";
EXPECT_EQ(0, mesh_.to_vertex_handle(mesh_.halfedge_handle(*e_it,1)).idx() ) << "3: Wrong to vertex handle of halfedge 1";
EXPECT_EQ(2, mesh_.from_vertex_handle(mesh_.halfedge_handle(*e_it,1)).idx() ) << "3: Wrong from vertex handle of halfedge 1";
++e_it;
EXPECT_EQ(3, e_it->idx()) << "Wrong index in edge iterator";
EXPECT_EQ(3, mesh_.to_vertex_handle(mesh_.halfedge_handle(*e_it,0)).idx() ) << "4: Wrong to vertex handle of halfedge 0";
EXPECT_EQ(0, mesh_.from_vertex_handle(mesh_.halfedge_handle(*e_it,0)).idx() ) << "4: Wrong from vertex handle of halfedge 0";
EXPECT_EQ(0, mesh_.to_vertex_handle(mesh_.halfedge_handle(*e_it,1)).idx() ) << "4: Wrong to vertex handle of halfedge 1";
EXPECT_EQ(3, mesh_.from_vertex_handle(mesh_.halfedge_handle(*e_it,1)).idx() ) << "4: Wrong from vertex handle of halfedge 1";
++e_it;
EXPECT_EQ(4, e_it->idx()) << "Wrong index in edge iterator";
EXPECT_EQ(2, mesh_.to_vertex_handle(mesh_.halfedge_handle(*e_it,0)).idx() ) << "5: Wrong to vertex handle of halfedge 0";
EXPECT_EQ(3, mesh_.from_vertex_handle(mesh_.halfedge_handle(*e_it,0)).idx() ) << "5: Wrong from vertex handle of halfedge 0";
EXPECT_EQ(3, mesh_.to_vertex_handle(mesh_.halfedge_handle(*e_it,1)).idx() ) << "5: Wrong to vertex handle of halfedge 1";
EXPECT_EQ(2, mesh_.from_vertex_handle(mesh_.halfedge_handle(*e_it,1)).idx() ) << "5: Wrong from vertex handle of halfedge 1";
}
/* Adds a cube to a trimesh and runs over all halfedges
*/
TEST_F(OpenMeshIterators, HalfedgeIterSkipping) {
mesh_.clear();
// Add some vertices
Mesh::VertexHandle vhandle[8];
vhandle[0] = mesh_.add_vertex(Mesh::Point(-1, -1, 1));
vhandle[1] = mesh_.add_vertex(Mesh::Point( 1, -1, 1));
vhandle[2] = mesh_.add_vertex(Mesh::Point( 1, 1, 1));
vhandle[3] = mesh_.add_vertex(Mesh::Point(-1, 1, 1));
vhandle[4] = mesh_.add_vertex(Mesh::Point(-1, -1, -1));
vhandle[5] = mesh_.add_vertex(Mesh::Point( 1, -1, -1));
vhandle[6] = mesh_.add_vertex(Mesh::Point( 1, 1, -1));
vhandle[7] = mesh_.add_vertex(Mesh::Point(-1, 1, -1));
// Add six faces to form a cube
std::vector<Mesh::VertexHandle> face_vhandles;
face_vhandles.clear();
face_vhandles.push_back(vhandle[0]);
face_vhandles.push_back(vhandle[1]);
face_vhandles.push_back(vhandle[3]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[1]);
face_vhandles.push_back(vhandle[2]);
face_vhandles.push_back(vhandle[3]);
mesh_.add_face(face_vhandles);
//=======================
face_vhandles.clear();
face_vhandles.push_back(vhandle[7]);
face_vhandles.push_back(vhandle[6]);
face_vhandles.push_back(vhandle[5]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[7]);
face_vhandles.push_back(vhandle[5]);
face_vhandles.push_back(vhandle[4]);
mesh_.add_face(face_vhandles);
//=======================
face_vhandles.clear();
face_vhandles.push_back(vhandle[1]);
face_vhandles.push_back(vhandle[0]);
face_vhandles.push_back(vhandle[4]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[1]);
face_vhandles.push_back(vhandle[4]);
face_vhandles.push_back(vhandle[5]);
mesh_.add_face(face_vhandles);
//=======================
face_vhandles.clear();
face_vhandles.push_back(vhandle[2]);
face_vhandles.push_back(vhandle[1]);
face_vhandles.push_back(vhandle[5]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[2]);
face_vhandles.push_back(vhandle[5]);
face_vhandles.push_back(vhandle[6]);
mesh_.add_face(face_vhandles);
//=======================
face_vhandles.clear();
face_vhandles.push_back(vhandle[3]);
face_vhandles.push_back(vhandle[2]);
face_vhandles.push_back(vhandle[6]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[3]);
face_vhandles.push_back(vhandle[6]);
face_vhandles.push_back(vhandle[7]);
mesh_.add_face(face_vhandles);
//=======================
face_vhandles.clear();
face_vhandles.push_back(vhandle[0]);
face_vhandles.push_back(vhandle[3]);
face_vhandles.push_back(vhandle[7]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[0]);
face_vhandles.push_back(vhandle[7]);
face_vhandles.push_back(vhandle[4]);
mesh_.add_face(face_vhandles);
// Test setup:
//
//
// 3 ======== 2
// / /|
// / / | z
// 0 ======== 1 | |
// | | | | y
// | 7 | 6 | /
// | | / | /
// | |/ |/
// 4 ======== 5 -------> x
//
// Check setup
EXPECT_EQ(18u, mesh_.n_edges() ) << "Wrong number of Edges";
EXPECT_EQ(36u, mesh_.n_halfedges() ) << "Wrong number of HalfEdges";
EXPECT_EQ(8u, mesh_.n_vertices() ) << "Wrong number of vertices";
EXPECT_EQ(12u, mesh_.n_faces() ) << "Wrong number of faces";
// Run over all halfedges
unsigned int heCounter = 0;
mesh_.request_face_status();
mesh_.request_vertex_status();
mesh_.request_halfedge_status();
// Get second edge
Mesh::EdgeHandle eh = mesh_.edge_handle(2);
// Delete one edge
mesh_.delete_edge(eh);
// Check setup ( No garbage collection, so nothing should change!)
EXPECT_EQ(18u, mesh_.n_edges() ) << "Wrong number of Edges after delete";
EXPECT_EQ(36u, mesh_.n_halfedges() ) << "Wrong number of HalfEdges after delete";
EXPECT_EQ(8u, mesh_.n_vertices() ) << "Wrong number of vertices after delete";
EXPECT_EQ(12u, mesh_.n_faces() ) << "Wrong number of faces after delete";
Mesh::HalfedgeIter he_it = mesh_.halfedges_sbegin();
Mesh::HalfedgeIter he_end = mesh_.halfedges_end();
EXPECT_EQ(0, he_it->idx()) << "Wrong start index in halfedge iterator";
EXPECT_EQ(36, he_end->idx()) << "Wrong end index in halfedge iterator";
// =====================================================
// Check skipping iterator
// =====================================================
bool ok_4 = true;
bool ok_5 = true;
unsigned int count = 0;
while (he_it != he_end) {
if ( he_it->idx() == 4 )
ok_4 = false;
if ( he_it->idx() == 5 )
ok_5 = false;
++he_it;
++count;
}
EXPECT_EQ(34u,count) << "Skipping iterator count error";
EXPECT_TRUE( ok_4 ) << "Skipping iterator hit deleted halfedge 4";
EXPECT_TRUE( ok_5 ) << "Skipping iterator hit deleted halfedge 5";
// =====================================================
// Check non skipping iterator
// =====================================================
he_it = mesh_.halfedges_begin();
count = 0;
ok_4 = false;
ok_5 = false;
while (he_it != he_end) {
if ( he_it->idx() == 4 )
ok_4 = true;
if ( he_it->idx() == 5 )
ok_5 = true;
++he_it;
++count;
}
EXPECT_EQ(36u,count) << "Non-skipping iterator count error";
EXPECT_TRUE( ok_4 ) << "Non-skipping iterator missed deleted halfedge 4";
EXPECT_TRUE( ok_5 ) << "Non-skipping iterator missed deleted halfedge 5";
}
/* Adds a cube to a trimesh and runs over all halfedges
*/
TEST_F(OpenMeshIterators, HalfedgeIterSkippingLowLevel) {
mesh_.clear();
// Add some vertices
Mesh::VertexHandle vhandle[8];
vhandle[0] = mesh_.add_vertex(Mesh::Point(-1, -1, 1));
vhandle[1] = mesh_.add_vertex(Mesh::Point( 1, -1, 1));
vhandle[2] = mesh_.add_vertex(Mesh::Point( 1, 1, 1));
vhandle[3] = mesh_.add_vertex(Mesh::Point(-1, 1, 1));
vhandle[4] = mesh_.add_vertex(Mesh::Point(-1, -1, -1));
vhandle[5] = mesh_.add_vertex(Mesh::Point( 1, -1, -1));
vhandle[6] = mesh_.add_vertex(Mesh::Point( 1, 1, -1));
vhandle[7] = mesh_.add_vertex(Mesh::Point(-1, 1, -1));
// Add six faces to form a cube
std::vector<Mesh::VertexHandle> face_vhandles;
face_vhandles.clear();
face_vhandles.push_back(vhandle[0]);
face_vhandles.push_back(vhandle[1]);
face_vhandles.push_back(vhandle[3]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[1]);
face_vhandles.push_back(vhandle[2]);
face_vhandles.push_back(vhandle[3]);
mesh_.add_face(face_vhandles);
//=======================
face_vhandles.clear();
face_vhandles.push_back(vhandle[7]);
face_vhandles.push_back(vhandle[6]);
face_vhandles.push_back(vhandle[5]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[7]);
face_vhandles.push_back(vhandle[5]);
face_vhandles.push_back(vhandle[4]);
mesh_.add_face(face_vhandles);
//=======================
face_vhandles.clear();
face_vhandles.push_back(vhandle[1]);
face_vhandles.push_back(vhandle[0]);
face_vhandles.push_back(vhandle[4]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[1]);
face_vhandles.push_back(vhandle[4]);
face_vhandles.push_back(vhandle[5]);
mesh_.add_face(face_vhandles);
//=======================
face_vhandles.clear();
face_vhandles.push_back(vhandle[2]);
face_vhandles.push_back(vhandle[1]);
face_vhandles.push_back(vhandle[5]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[2]);
face_vhandles.push_back(vhandle[5]);
face_vhandles.push_back(vhandle[6]);
mesh_.add_face(face_vhandles);
//=======================
face_vhandles.clear();
face_vhandles.push_back(vhandle[3]);
face_vhandles.push_back(vhandle[2]);
face_vhandles.push_back(vhandle[6]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[3]);
face_vhandles.push_back(vhandle[6]);
face_vhandles.push_back(vhandle[7]);
mesh_.add_face(face_vhandles);
//=======================
face_vhandles.clear();
face_vhandles.push_back(vhandle[0]);
face_vhandles.push_back(vhandle[3]);
face_vhandles.push_back(vhandle[7]);
mesh_.add_face(face_vhandles);
face_vhandles.clear();
face_vhandles.push_back(vhandle[0]);
face_vhandles.push_back(vhandle[7]);
face_vhandles.push_back(vhandle[4]);
mesh_.add_face(face_vhandles);
// Test setup:
//
//
// 3 ======== 2
// / /|
// / / | z
// 0 ======== 1 | |
// | | | | y
// | 7 | 6 | /
// | | / | /
// | |/ |/
// 4 ======== 5 -------> x
//
// Check setup
EXPECT_EQ(18u, mesh_.n_edges() ) << "Wrong number of Edges";
EXPECT_EQ(36u, mesh_.n_halfedges() ) << "Wrong number of HalfEdges";
EXPECT_EQ(8u, mesh_.n_vertices() ) << "Wrong number of vertices";
EXPECT_EQ(12u, mesh_.n_faces() ) << "Wrong number of faces";
// Run over all halfedges
unsigned int heCounter = 0;
mesh_.request_face_status();
mesh_.request_vertex_status();
mesh_.request_halfedge_status();
// Get second edge
Mesh::EdgeHandle eh = mesh_.edge_handle(2);
// Check setup ( No garbage collection, so nothing should change!)
EXPECT_EQ(18u, mesh_.n_edges() ) << "Wrong number of Edges after delete";
EXPECT_EQ(36u, mesh_.n_halfedges() ) << "Wrong number of HalfEdges after delete";
EXPECT_EQ(8u, mesh_.n_vertices() ) << "Wrong number of vertices after delete";
EXPECT_EQ(12u, mesh_.n_faces() ) << "Wrong number of faces after delete";
Mesh::HalfedgeIter he_it = mesh_.halfedges_sbegin();
Mesh::HalfedgeIter he_end = mesh_.halfedges_end();
EXPECT_EQ(0, he_it->idx()) << "Wrong start index in halfedge iterator";
EXPECT_EQ(36, he_end->idx()) << "Wrong end index in halfedge iterator";
// =====================================================
// Try to add low level edge with invalid incidents and
// check skipping iterator
// =====================================================
// Add a low level edge without handles
Mesh::EdgeHandle eh_test = mesh_.edge_handle(mesh_.new_edge(Mesh::VertexHandle(),Mesh::VertexHandle()));
he_it = mesh_.halfedges_sbegin();
he_end = mesh_.halfedges_end();
unsigned int count = 0;
bool found_36 = false;
bool found_37 = false;
while (he_it != he_end) {
if ( he_it->idx() == 36 )
found_36 = true;
if ( he_it->idx() == 37 )
found_37 = true;
++he_it;
++count;
}
EXPECT_EQ(38u,count) << "Skipping iterator count error";
EXPECT_TRUE( found_36 ) << "Skipping iterator missed halfedge 36";
EXPECT_TRUE( found_37 ) << "Skipping iterator missed halfedge 37";
// =====================================================
// Try to delete one edge with valid incidents and
// check skipping iterator
// =====================================================
// delete one edge and recheck (Halfedges 4 and 5)
mesh_.delete_edge(eh);
he_it = mesh_.halfedges_sbegin();
he_end = mesh_.halfedges_end();
count = 0;
bool found_4 = false;
bool found_5 = false;
found_36 = false;
found_37 = false;
while (he_it != he_end) {
if ( he_it->idx() == 4 )
found_4 = true;
if ( he_it->idx() == 5 )
found_5 = true;
if ( he_it->idx() == 36 )
found_36 = true;
if ( he_it->idx() == 37 )
found_37 = true;
++he_it;
++count;
}
EXPECT_EQ(36u,count) << "Deleted valid: Skipping iterator count error";
EXPECT_FALSE( found_4 ) << "Deleted valid: Skipping iterator hit deleted halfedge 4";
EXPECT_FALSE( found_5 ) << "Deleted valid: Skipping iterator hit deleted halfedge 5";
EXPECT_TRUE( found_36 ) << "Deleted valid: Skipping iterator missed halfedge 36";
EXPECT_TRUE( found_37 ) << "Deleted valid: Skipping iterator missed halfedge 37";
// =====================================================
// Try to delete one edge with invalid incidents and
// check skipping iterator
// =====================================================
// delete one edge and recheck (Halfedges 4 and 5)
mesh_.delete_edge(eh_test);
he_it = mesh_.halfedges_sbegin();
he_end = mesh_.halfedges_end();
count = 0;
found_4 = false;
found_5 = false;
found_36 = false;
found_37 = false;
while (he_it != he_end) {
if ( he_it->idx() == 4 )
found_4 = true;
if ( he_it->idx() == 5 )
found_5 = true;
if ( he_it->idx() == 36 )
found_36 = true;
if ( he_it->idx() == 37 )
found_37 = true;
++he_it;
++count;
}
EXPECT_EQ(34u,count) << "Deleted invalid: Skipping iterator count error";
EXPECT_FALSE( found_4 ) << "Deleted invalid: Skipping iterator hit deleted halfedge 4";
EXPECT_FALSE( found_5 ) << "Deleted invalid: Skipping iterator hit deleted halfedge 5";
EXPECT_FALSE( found_36 ) << "Deleted invalid: Skipping iterator hit deleted halfedge 36";
EXPECT_FALSE( found_37 ) << "Deleted invalid: Skipping iterator hit deleted halfedge 37";
}
/*
* Test with a mesh with one deleted face
*/
TEST_F(OpenMeshIterators, FaceIterEmptyMeshOneDeletedFace) {
mesh_.clear();
// request delete_face capability
mesh_.request_vertex_status();
mesh_.request_edge_status();
mesh_.request_face_status();
// 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));
// 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]);
Mesh::FaceHandle fh = mesh_.add_face(face_vhandles);
// Delete face but keep vertices
bool const is_delete_isolated_vertex = false;
mesh_.delete_face(fh, is_delete_isolated_vertex);
// Test setup (Face deleted but vertices kept.
// 1 === 2
// | /
// | /
// | /
// 0
Mesh::FaceIter f_it = mesh_.faces_begin();
Mesh::FaceIter f_end = mesh_.faces_end();
EXPECT_EQ(0, f_it->idx()) << "Wrong start index in FaceIterator";
EXPECT_EQ(1, f_end->idx()) << "Wrong end index in FaceIterator";
++f_it;
EXPECT_EQ(1, f_it->idx()) << "Wrong end index in FaceIterator after one step";
EXPECT_TRUE(f_it == f_end ) << "Iterator not at end for FaceIterator after one step";
Mesh::ConstFaceIter cf_it = mesh_.faces_begin();
Mesh::ConstFaceIter cf_end = mesh_.faces_end();
EXPECT_EQ(0, cf_it->idx()) << "Wrong start index in ConstFaceIterator";
EXPECT_EQ(1, cf_end->idx()) << "Wrong end index in ConstFaceIterator";
++cf_it;
EXPECT_EQ(1, cf_it->idx()) << "Wrong end index in ConstFaceIterator after one step";
EXPECT_TRUE(cf_it == cf_end ) << "Iterator not at end for ConstFaceIterator after one step";
// Same with skipping iterators:
f_it = mesh_.faces_sbegin();
f_end = mesh_.faces_end();
EXPECT_EQ(1, f_it->idx()) << "Wrong start index in FaceIterator with skipping";
EXPECT_EQ(1, f_end->idx()) << "Wrong end index in FaceIterator with skipping";
EXPECT_TRUE(f_it == f_end ) << "Iterator not at end for FaceIterator with skipping";
// Same with skipping iterators:
cf_it = mesh_.faces_sbegin();
cf_end = mesh_.faces_end();
EXPECT_EQ(1, cf_it->idx()) << "Wrong start index in ConstFaceIterator with skipping";
EXPECT_EQ(1, cf_end->idx()) << "Wrong end index in ConstFaceIterator with skipping";
EXPECT_TRUE(cf_it == cf_end ) << "Iterator not at end for ConstFaceIterator with skipping";
mesh_.release_vertex_status();
mesh_.release_edge_status();
mesh_.release_face_status();
}
#endif // INCLUDE GUARD
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