e8053753b1
git-svn-id: http://www.openmesh.org/svnrepo/OpenMesh/trunk@1228 fdac6126-5c0c-442c-9429-916003d36597
425 lines
13 KiB
C++
425 lines
13 KiB
C++
#include <gtest/gtest.h>
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#include <Unittests/unittests_common.hh>
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#include <iostream>
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namespace {
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class OpenMeshTrimeshCirculatorVertexVertex : public OpenMeshBase {
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protected:
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// This function is called before each test is run
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virtual void SetUp() {
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}
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// This function is called after all tests are through
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virtual void TearDown() {
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// Do some final stuff with the member data here...
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}
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// Member already defined in OpenMeshBase
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//Mesh mesh_;
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};
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/*
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* ====================================================================
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* Define tests below
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* ====================================================================
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*/
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/*
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* Small VertexFaceOutgoingHalfedgeIterator Test without holes in it
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*/
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TEST_F(OpenMeshTrimeshCirculatorVertexVertex, VertexVertexIncrement) {
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mesh_.clear();
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// Add some vertices
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Mesh::VertexHandle vhandle[5];
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vhandle[0] = mesh_.add_vertex(Mesh::Point(0, 1, 0));
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vhandle[1] = mesh_.add_vertex(Mesh::Point(1, 0, 0));
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vhandle[2] = mesh_.add_vertex(Mesh::Point(2, 1, 0));
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vhandle[3] = mesh_.add_vertex(Mesh::Point(0,-1, 0));
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vhandle[4] = mesh_.add_vertex(Mesh::Point(2,-1, 0));
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// Add two faces
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std::vector<Mesh::VertexHandle> face_vhandles;
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face_vhandles.push_back(vhandle[0]);
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[2]);
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mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[3]);
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face_vhandles.push_back(vhandle[4]);
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mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[0]);
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face_vhandles.push_back(vhandle[3]);
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face_vhandles.push_back(vhandle[1]);
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mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[2]);
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[4]);
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mesh_.add_face(face_vhandles);
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/* Test setup:
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0 ==== 2
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|\ 0 /|
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|2 1 3|
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| / \ |
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|/ 1 \|
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3 ==== 4 */
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// Starting vertex is 1->4
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// Iterate around vertex 1 at the middle (with holes in between)
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Mesh::VertexVertexIter vv_it = mesh_.vv_begin(vhandle[1]);
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Mesh::VertexVertexIter vv_end = mesh_.vv_end(vhandle[1]);
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EXPECT_EQ(4, vv_it->idx() ) << "Index wrong in VertexVertexIter begin at initialization";
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EXPECT_EQ(4, vv_end->idx() ) << "Index wrong in VertexVertexIter end at initialization";
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EXPECT_TRUE(vv_it.is_valid()) << "Iterator invalid in VertexVertexIter at initialization";
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++vv_it ;
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EXPECT_EQ(3, vv_it->idx() ) << "Index wrong in VertexVertexIter step 1";
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EXPECT_TRUE(vv_it.is_valid()) << "Iterator invalid in VertexVertexIter at step 1";
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++vv_it ;
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EXPECT_EQ(0, vv_it->idx() ) << "Index wrong in VertexVertexIter step 2";
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EXPECT_TRUE(vv_it.is_valid()) << "Iterator invalid in VertexVertexIter at step 2";
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++vv_it ;
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EXPECT_EQ(2, vv_it->idx() ) << "Index wrong in VertexVertexIter step 3";
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EXPECT_TRUE(vv_it.is_valid()) << "Iterator invalid in VertexVertexIter at step 3";
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++vv_it ;
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EXPECT_EQ(4, vv_it->idx() ) << "Index wrong in VertexVertexIter step 4";
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EXPECT_FALSE(vv_it.is_valid()) << "Iterator still valid in VertexVertexIter at step 4";
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EXPECT_TRUE( vv_it == vv_end ) << "Miss matched end iterator";
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}
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/*
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* Small VertexFaceOutgoingHalfedgeIterator Test at boundary vertex
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*/
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TEST_F(OpenMeshTrimeshCirculatorVertexVertex, VertexVertexBoundaryIncrement) {
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mesh_.clear();
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// Add some vertices
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Mesh::VertexHandle vhandle[5];
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vhandle[0] = mesh_.add_vertex(Mesh::Point(0, 1, 0));
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vhandle[1] = mesh_.add_vertex(Mesh::Point(1, 0, 0));
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vhandle[2] = mesh_.add_vertex(Mesh::Point(2, 1, 0));
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vhandle[3] = mesh_.add_vertex(Mesh::Point(0,-1, 0));
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vhandle[4] = mesh_.add_vertex(Mesh::Point(2,-1, 0));
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// Add two faces
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std::vector<Mesh::VertexHandle> face_vhandles;
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face_vhandles.push_back(vhandle[0]);
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[2]);
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mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[3]);
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face_vhandles.push_back(vhandle[4]);
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mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[0]);
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face_vhandles.push_back(vhandle[3]);
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face_vhandles.push_back(vhandle[1]);
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mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[2]);
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[4]);
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mesh_.add_face(face_vhandles);
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/* Test setup:
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0 ==== 2
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|\ 0 /|
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| \ / |
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|2 1 3|
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| / \ |
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|/ 1 \|
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3 ==== 4 */
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// Starting vertex is 1->4
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// Iterate around vertex 1 at the middle (with holes in between)
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Mesh::VertexVertexIter vv_it = mesh_.vv_begin(vhandle[2]);
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Mesh::VertexVertexIter vv_end = mesh_.vv_end(vhandle[2]);
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EXPECT_EQ(4, vv_it->idx() ) << "Index wrong in VertexVertexIter begin at initialization";
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EXPECT_EQ(4, vv_end->idx() ) << "Index wrong in VertexVertexIter end at initialization";
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EXPECT_TRUE(vv_it.is_valid()) << "Iterator invalid in VertexVertexIter at initialization";
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++vv_it ;
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EXPECT_EQ(1, vv_it->idx() ) << "Index wrong in VertexVertexIter step 1";
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EXPECT_TRUE(vv_it.is_valid()) << "Iterator invalid in VertexVertexIter at step 1";
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++vv_it ;
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EXPECT_EQ(0, vv_it->idx() ) << "Index wrong in VertexVertexIter step 2";
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EXPECT_TRUE(vv_it.is_valid()) << "Iterator invalid in VertexVertexIter at step 2";
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++vv_it ;
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EXPECT_EQ(4, vv_it->idx() ) << "Index wrong in VertexVertexIter step 3";
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EXPECT_FALSE(vv_it.is_valid()) << "Iterator invalid in VertexVertexIter at step 3";
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EXPECT_TRUE( vv_it == vv_end ) << "Miss matched end iterator";
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}
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/*
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* Test if the end iterator stays invalid after one lap
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*/
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TEST_F(OpenMeshTrimeshCirculatorVertexVertex, VertexVertexIterCheckInvalidationAtEnds) {
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mesh_.clear();
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// Add some vertices
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Mesh::VertexHandle vhandle[5];
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vhandle[0] = mesh_.add_vertex(Mesh::Point(0, 1, 0));
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vhandle[1] = mesh_.add_vertex(Mesh::Point(1, 0, 0));
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vhandle[2] = mesh_.add_vertex(Mesh::Point(2, 1, 0));
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vhandle[3] = mesh_.add_vertex(Mesh::Point(0,-1, 0));
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vhandle[4] = mesh_.add_vertex(Mesh::Point(2,-1, 0));
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// Add two faces
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std::vector<Mesh::VertexHandle> face_vhandles;
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face_vhandles.push_back(vhandle[0]);
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[2]);
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Mesh::FaceHandle fh0 = mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[3]);
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face_vhandles.push_back(vhandle[4]);
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mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[0]);
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face_vhandles.push_back(vhandle[3]);
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face_vhandles.push_back(vhandle[1]);
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mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[2]);
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[4]);
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mesh_.add_face(face_vhandles);
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/* Test setup:
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0 ==== 2
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|\ 0 /|
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|2 1 3|
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| / \ |
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|/ 1 \|
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3 ==== 4 */
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// Check if the end iterator stays invalid after end
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Mesh::VertexVertexIter endIter = mesh_.vv_end(vhandle[1]);
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EXPECT_FALSE(endIter.is_valid()) << "EndIter is not invalid";
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++endIter ;
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EXPECT_FALSE(endIter.is_valid()) << "EndIter is not invalid after increment";
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// Check if the end iterators becomes valid after decrement
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endIter = mesh_.vv_end(vhandle[1]);
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EXPECT_FALSE(endIter.is_valid()) << "EndIter is not invalid";
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--endIter;
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EXPECT_TRUE(endIter.is_valid()) << "EndIter is invalid after decrement";
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EXPECT_EQ(2,endIter->idx()) << "EndIter points on the wrong element";
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// Check if the start iterator decrement is invalid
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Mesh::VertexVertexIter startIter = mesh_.vv_begin(vhandle[1]);
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EXPECT_TRUE(startIter.is_valid()) << "StartIter is not valid";
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--startIter;
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EXPECT_FALSE(startIter.is_valid()) << "StartIter decrement is not invalid";
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// Check if the start iterator becomes valid
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++startIter;
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EXPECT_TRUE(startIter.is_valid()) << "StartIter is invalid after re-incrementing";
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EXPECT_EQ(startIter->idx(), mesh_.vv_begin(vhandle[1])->idx()) << "StartIter points on the wrong element";
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}
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/*
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* Test CW and CCW iterators
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*/
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TEST_F(OpenMeshTrimeshCirculatorVertexVertex, CWAndCCWCheck) {
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mesh_.clear();
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// Add some vertices
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Mesh::VertexHandle vhandle[5];
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vhandle[0] = mesh_.add_vertex(Mesh::Point(0, 1, 0));
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vhandle[1] = mesh_.add_vertex(Mesh::Point(1, 0, 0));
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vhandle[2] = mesh_.add_vertex(Mesh::Point(2, 1, 0));
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vhandle[3] = mesh_.add_vertex(Mesh::Point(0,-1, 0));
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vhandle[4] = mesh_.add_vertex(Mesh::Point(2,-1, 0));
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// Add two faces
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std::vector<Mesh::VertexHandle> face_vhandles;
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face_vhandles.push_back(vhandle[0]);
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[2]);
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Mesh::FaceHandle fh0 = mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[3]);
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face_vhandles.push_back(vhandle[4]);
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mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[0]);
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face_vhandles.push_back(vhandle[3]);
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face_vhandles.push_back(vhandle[1]);
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mesh_.add_face(face_vhandles);
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face_vhandles.clear();
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face_vhandles.push_back(vhandle[2]);
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face_vhandles.push_back(vhandle[1]);
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face_vhandles.push_back(vhandle[4]);
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mesh_.add_face(face_vhandles);
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/* Test setup:
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0 ==== 2
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|\ 0 /|
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|2 1 3|
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| / \ |
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|/ 1 \|
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3 ==== 4 */
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int indices[5] = {4, 2, 0, 3, 4};
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int rev_indices[5];
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std::reverse_copy(indices,indices+5,rev_indices);
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Mesh::VertexHandle vh = vhandle[1];
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//CCW
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Mesh::VertexVertexCCWIter vv_ccwit = mesh_.vv_ccwbegin(vh);
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Mesh::VertexVertexCCWIter vv_ccwend = mesh_.vv_ccwend(vh);
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size_t i = 0;
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for (;vv_ccwit != vv_ccwend; ++vv_ccwit, ++i)
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{
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EXPECT_EQ(indices[i], vv_ccwit->idx()) << "Index wrong in VertexVertexCCWIter";
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}
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EXPECT_FALSE(vv_ccwit.is_valid()) << "Iterator invalid in VertexVertexCCWIter at end";
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EXPECT_TRUE( vv_ccwit == vv_ccwend ) << "End iterator for VertexVertexCCWIter not matching";
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//constant CCW
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Mesh::ConstVertexVertexCCWIter cvv_ccwit = mesh_.cvv_ccwbegin(vh);
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Mesh::ConstVertexVertexCCWIter cvv_ccwend = mesh_.cvv_ccwend(vh);
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i = 0;
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for (;cvv_ccwit != cvv_ccwend; ++cvv_ccwit, ++i)
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{
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EXPECT_EQ(indices[i], cvv_ccwit->idx()) << "Index wrong in ConstVertexVertexCCWIter";
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}
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EXPECT_FALSE(cvv_ccwit.is_valid()) << "Iterator invalid in ConstVertexVertexCCWIter at end";
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EXPECT_TRUE( cvv_ccwit == cvv_ccwend ) << "End iterator for ConstVertexVertexCCWIter not matching";
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//CW
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Mesh::VertexVertexCWIter vv_cwit = mesh_.vv_cwbegin(vh);
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Mesh::VertexVertexCWIter vv_cwend = mesh_.vv_cwend(vh);
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i = 0;
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for (;vv_cwit != vv_cwend; ++vv_cwit, ++i)
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{
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EXPECT_EQ(rev_indices[i], vv_cwit->idx()) << "Index wrong in VertexVertexCWIter";
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}
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EXPECT_FALSE(vv_cwit.is_valid()) << "Iterator invalid in VertexVertexCWIter at end";
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EXPECT_TRUE( vv_cwit == vv_cwend ) << "End iterator for VertexVertexCWIter not matching";
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//constant CW
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Mesh::ConstVertexVertexCWIter cvv_cwit = mesh_.cvv_cwbegin(vh);
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Mesh::ConstVertexVertexCWIter cvv_cwend = mesh_.cvv_cwend(vh);
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i = 0;
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for (;cvv_cwit != cvv_cwend; ++cvv_cwit, ++i)
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{
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EXPECT_EQ(rev_indices[i], cvv_cwit->idx()) << "Index wrong in ConstVertexVertexCWIter";
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}
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EXPECT_FALSE(cvv_cwit.is_valid()) << "Iterator invalid in ConstVertexVertexCWIter at end";
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EXPECT_TRUE( cvv_cwit == cvv_cwend ) << "End iterator for ConstVertexVertexCWIter not matching";
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/*
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* conversion properties:
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* a) cw_begin == CWIter(ccw_begin())
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* b) cw_iter->idx() == CCWIter(cw_iter)->idx() for valid iterators
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* c) --cw_iter == CWIter(++ccwIter) for valid iterators
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* d) cw_end == CWIter(ccw_end()) => --cw_end != CWIter(++ccw_end()) *
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*/
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Mesh::VertexVertexCWIter vv_cwIter = mesh_.vv_cwbegin(vh);
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// a)
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EXPECT_TRUE( vv_cwIter == Mesh::VertexVertexCWIter(mesh_.vv_ccwbegin(vh)) ) << "ccw to cw convvrsion failed";
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EXPECT_TRUE( Mesh::VertexVertexCCWIter(vv_cwIter) == mesh_.vv_ccwbegin(vh) ) << "cw to ccw convvrsion failed";
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// b)
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EXPECT_EQ( vv_cwIter->idx(), Mesh::VertexVertexCCWIter(vv_cwIter)->idx()) << "iterators doesnt point on the same element";
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// c)
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++vv_cwIter;
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vv_ccwend = mesh_.vv_ccwend(vh);
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--vv_ccwend;
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EXPECT_EQ(vv_cwIter->idx(),vv_ccwend->idx()) << "iteratoes are not equal after inc/dec";
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// additional conversion check
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vv_ccwend = Mesh::VertexVertexCCWIter(vv_cwIter);
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EXPECT_EQ(vv_cwIter->idx(),vv_ccwend->idx())<< "iterators doesnt point on the same element";
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// d)
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vv_cwIter = Mesh::VertexVertexCWIter(mesh_.vv_ccwend(vh));
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EXPECT_FALSE(vv_cwIter.is_valid()) << "end iterator is not invalid";
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EXPECT_TRUE(Mesh::VertexVertexCCWIter(mesh_.vv_cwend(vh)) == mesh_.vv_ccwend(vh)) << "end iterators are not equal";
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}
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}
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