176 lines
5.1 KiB
C++
176 lines
5.1 KiB
C++
#include <gtest/gtest.h>
|
|
#include <Unittests/unittests_common.hh>
|
|
|
|
#include <iostream>
|
|
|
|
namespace {
|
|
|
|
class OpenMeshOthers : 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
|
|
* ====================================================================
|
|
*/
|
|
|
|
/*
|
|
* Checking for feature edges based on angle
|
|
*/
|
|
TEST_F(OpenMeshOthers, IsEstimatedFeatureEdge) {
|
|
|
|
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(0, 0, 1));
|
|
|
|
// Add four faces
|
|
std::vector<Mesh::VertexHandle> face_vhandles;
|
|
|
|
face_vhandles.push_back(vhandle[0]);
|
|
face_vhandles.push_back(vhandle[1]);
|
|
face_vhandles.push_back(vhandle[2]);
|
|
mesh_.add_face(face_vhandles);
|
|
|
|
face_vhandles.clear();
|
|
|
|
face_vhandles.push_back(vhandle[0]);
|
|
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[2]);
|
|
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[3]);
|
|
face_vhandles.push_back(vhandle[1]);
|
|
face_vhandles.push_back(vhandle[0]);
|
|
mesh_.add_face(face_vhandles);
|
|
|
|
// ===============================================
|
|
// Setup complete
|
|
// ===============================================
|
|
|
|
|
|
// Check one Request only vertex normals
|
|
// Face normals are required for vertex and halfedge normals, so
|
|
// that prevent access to non existing properties are in place
|
|
|
|
mesh_.request_vertex_normals();
|
|
mesh_.request_halfedge_normals();
|
|
mesh_.request_face_normals();
|
|
|
|
// Automatically compute all normals
|
|
// As only vertex normals are requested and no face normals, this will compute nothing.
|
|
mesh_.update_normals();
|
|
|
|
Mesh::HalfedgeIter he_it = mesh_.halfedges_begin();
|
|
|
|
EXPECT_TRUE(mesh_.is_estimated_feature_edge(*he_it,0.0)) << "Wrong feature edge detection 0.0";
|
|
|
|
EXPECT_TRUE(mesh_.is_estimated_feature_edge(*he_it,0.125 * M_PI)) << "Wrong feature edge detection 0.125";
|
|
|
|
EXPECT_TRUE(mesh_.is_estimated_feature_edge(*he_it,0.25 * M_PI)) << "Wrong feature edge detection 0.25";
|
|
|
|
EXPECT_TRUE(mesh_.is_estimated_feature_edge(*he_it,0.375 * M_PI)) << "Wrong feature edge detection 0.375";
|
|
|
|
EXPECT_TRUE(mesh_.is_estimated_feature_edge(*he_it,0.5 * M_PI)) << "Wrong feature edge detection 0.5";
|
|
|
|
EXPECT_FALSE(mesh_.is_estimated_feature_edge(*he_it,0.625 * M_PI))<< "Wrong feature edge detection 0.625";
|
|
|
|
EXPECT_FALSE(mesh_.is_estimated_feature_edge(*he_it,0.75 * M_PI)) << "Wrong feature edge detection 0.75";
|
|
|
|
EXPECT_FALSE(mesh_.is_estimated_feature_edge(*he_it,0.875 * M_PI))<< "Wrong feature edge detection 0.875";
|
|
|
|
EXPECT_FALSE(mesh_.is_estimated_feature_edge(*he_it,1.0 * M_PI)) << "Wrong feature edge detection 1.0";
|
|
|
|
}
|
|
|
|
/*
|
|
* Checking for feature edges based on angle
|
|
*/
|
|
TEST_F(OpenMeshOthers, CalcDihedralAngre ) {
|
|
|
|
mesh_.clear();
|
|
|
|
/* Test setup:
|
|
*
|
|
* 1 -- 2
|
|
* | / |
|
|
* | / |
|
|
* 0 -- 3
|
|
*/
|
|
|
|
// 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 four faces
|
|
std::vector<Mesh::VertexHandle> face_vhandles;
|
|
|
|
face_vhandles.push_back(vhandle[0]);
|
|
face_vhandles.push_back(vhandle[1]);
|
|
face_vhandles.push_back(vhandle[2]);
|
|
mesh_.add_face(face_vhandles);
|
|
|
|
face_vhandles.clear();
|
|
|
|
face_vhandles.push_back(vhandle[0]);
|
|
face_vhandles.push_back(vhandle[2]);
|
|
face_vhandles.push_back(vhandle[3]);
|
|
mesh_.add_face(face_vhandles);
|
|
|
|
// ===============================================
|
|
// Setup complete
|
|
// ===============================================
|
|
|
|
Mesh::HalfedgeHandle he = mesh_.halfedge_handle(4);
|
|
|
|
EXPECT_EQ( 0 , mesh_.to_vertex_handle(he).idx() ) << "Wrong halfedge!" << std::endl;
|
|
EXPECT_EQ( 2 , mesh_.from_vertex_handle(he).idx() ) << "Wrong halfedge!" << std::endl;
|
|
EXPECT_EQ( 2 , mesh_.edge_handle(he).idx() ) << "Wrong Edge!" << std::endl;
|
|
|
|
Mesh::EdgeHandle eh = mesh_.edge_handle(he);
|
|
EXPECT_EQ( 0.0 , mesh_.calc_dihedral_angle(eh) ) << "Wrong Dihedral angle!" << std::endl;
|
|
|
|
// Modify point
|
|
Mesh::Point tmp = ( Mesh::Point(0.0, 0.0, -1.0) + Mesh::Point(1.0, 1.0, -1.0) ) * static_cast<Mesh::Point::value_type>(0.5);
|
|
mesh_.point(vhandle[2]) = tmp;
|
|
|
|
double difference = fabs( 1.36944 - mesh_.calc_dihedral_angle(eh) );
|
|
|
|
EXPECT_LT(difference, 0.00001) << "Wrong Dihedral angle, Difference is to big!" << std::endl;
|
|
|
|
}
|
|
}
|