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#include <test_common.h>
#include <igl/ears.h>
#include <igl/triangulated_grid.h>
#include <igl/is_boundary_edge.h>
void test_F(const Eigen::MatrixXi & F)
{
Eigen::VectorXi ear,ear_opp;
igl::ears(F,ear,ear_opp);
Eigen::Array<bool,Eigen::Dynamic,1> B;
Eigen::MatrixXi E;
Eigen::VectorXi EMAP;
igl::is_boundary_edge(F,B,E,EMAP);
for(int e = 0;e<ear.size();e++)
{
int ue1 = EMAP(ear(e) + F.rows()*((ear_opp(e)+1)%3));
int ue2 = EMAP(ear(e) + F.rows()*((ear_opp(e)+2)%3));
REQUIRE(B(ue1));
REQUIRE(B(ue2));
}
}
TEST_CASE("ears: grid", "[igl]" )
{
Eigen::MatrixXi F;
igl::triangulated_grid(3,3,F);
test_F(F);
}
TEST_CASE("ears: two-boundary", "[igl]" )
{
const auto test_case = [](const std::string &param)
{
Eigen::MatrixXd V;
Eigen::MatrixXi F;
// Load example mesh: GetParam() will be name of mesh file
igl::read_triangle_mesh(test_common::data_path(param), V, F);
test_F(F);
};
test_common::run_test_cases(
{
"bunny.off",
"elephant.off",
"hemisphere.obj"
}, test_case);
}