TEST_F(OGSIOVer4InterfaceTest, StillCorrectTINWihtAdditionalValueAtEndOfLine)
{
std::string tin_fname(BaseLib::BuildInfo::tests_tmp_path+"Surface.tin");
std::ofstream tin_out (tin_fname);
tin_out << "0 0.0 0.0 0.0 1.0 0.0.0 0.0 0.0 1.0 10\n";
tin_out << "1 0.0 0.0 0.0 1.0 0.0.0 0.0 0.0 1.0\n";
tin_out.close();
// read geometry
GeoLib::GEOObjects geometries;
std::vector<std::string> errors;
std::string geometry_name("TestGeometry");
FileIO::Legacy::readGLIFileV4(_gli_fname, geometries, geometry_name,
errors, "dummy_for_gmsh_path");
std::vector<GeoLib::Surface*> const*
sfcs(geometries.getSurfaceVec(geometry_name));
ASSERT_TRUE(sfcs != nullptr);
ASSERT_EQ(1u, geometries.getSurfaceVec(geometry_name)->size());
ASSERT_EQ(2u, (*geometries.getSurfaceVec(geometry_name))[0]->getNumberOfTriangles());
std::remove(tin_fname.c_str());
}
TEST_F(OGSIOVer4InterfaceTest, InvalidTIN_ZeroAreaTri)
{
std::string tin_fname(BaseLib::BuildInfo::tests_tmp_path+"Surface.tin");
std::ofstream tin_out (tin_fname);
tin_out << "0 0.0 0.0 0.0 1.0 0.0.0 0.0 0.0 0.0\n";
tin_out.close();
// read geometry
GeoLib::GEOObjects geometries;
std::vector<std::string> errors;
std::string geometry_name("TestGeometry");
FileIO::Legacy::readGLIFileV4(_gli_fname, geometries, geometry_name,
errors, "dummy_for_gmsh_path");
std::vector<GeoLib::Surface*> const*
sfcs(geometries.getSurfaceVec(geometry_name));
ASSERT_TRUE(sfcs == nullptr);
std::remove(tin_fname.c_str());
}
TEST(GeoLib, SurfaceIsPointInSurface)
{
std::vector<std::function<double(double, double)>> surface_functions;
surface_functions.push_back(constant);
surface_functions.push_back(coscos);
for (auto f : surface_functions) {
std::random_device rd;
std::string name("Surface");
// generate ll and ur in random way
std::mt19937 random_engine_mt19937(rd());
std::normal_distribution<> normal_dist_ll(-10, 2);
std::normal_distribution<> normal_dist_ur(10, 2);
MathLib::Point3d ll(std::array<double,3>({{
normal_dist_ll(random_engine_mt19937),
normal_dist_ll(random_engine_mt19937),
0.0
}
}));
MathLib::Point3d ur(std::array<double,3>({{
normal_dist_ur(random_engine_mt19937),
normal_dist_ur(random_engine_mt19937),
0.0
}
}));
for (std::size_t k(0); k<3; ++k)
if (ll[k] > ur[k])
std::swap(ll[k], ur[k]);
// random discretization of the domain
std::default_random_engine re(rd());
std::uniform_int_distribution<std::size_t> uniform_dist(2, 25);
std::array<std::size_t,2> n_steps = {{uniform_dist(re),uniform_dist(re)}};
std::unique_ptr<MeshLib::Mesh> sfc_mesh(
MeshLib::MeshGenerator::createSurfaceMesh(
name, ll, ur, n_steps, f
)
);
// random rotation angles
std::normal_distribution<> normal_dist_angles(
0, boost::math::double_constants::two_pi);
std::array<double,3> euler_angles = {{
normal_dist_angles(random_engine_mt19937),
normal_dist_angles(random_engine_mt19937),
normal_dist_angles(random_engine_mt19937)
}
};
MathLib::DenseMatrix<double, std::size_t> rot_mat(getRotMat(
euler_angles[0], euler_angles[1], euler_angles[2]));
std::vector<MeshLib::Node*> const& nodes(sfc_mesh->getNodes());
GeoLib::rotatePoints<MeshLib::Node>(rot_mat, nodes);
MathLib::Vector3 const normal(0,0,1.0);
MathLib::Vector3 const surface_normal(rot_mat * normal);
double const eps(1e-6);
MathLib::Vector3 const displacement(eps * surface_normal);
GeoLib::GEOObjects geometries;
MeshLib::convertMeshToGeo(*sfc_mesh, geometries);
std::vector<GeoLib::Surface*> const& sfcs(*geometries.getSurfaceVec(name));
GeoLib::Surface const*const sfc(sfcs.front());
std::vector<GeoLib::Point*> const& pnts(*geometries.getPointVec(name));
// test triangle edge point of the surface triangles
for (auto const p : pnts) {
EXPECT_TRUE(sfc->isPntInSfc(*p));
MathLib::Point3d q(*p);
for (std::size_t k(0); k<3; ++k)
q[k] += displacement[k];
EXPECT_FALSE(sfc->isPntInSfc(q));
}
// test edge middle points of the triangles
for (std::size_t k(0); k<sfc->getNTriangles(); ++k) {
MathLib::Point3d p, q, r;
std::tie(p,q,r) = getEdgeMiddlePoints(*(*sfc)[k]);
EXPECT_TRUE(sfc->isPntInSfc(p));
EXPECT_TRUE(sfc->isPntInSfc(q));
EXPECT_TRUE(sfc->isPntInSfc(r));
}
}
}