PrusaSlicer-NonPlainar/tests/sla_print/sla_treebuilder_tests.cpp

//#include <catch2/catch.hpp>
//#include <test_utils.hpp>

//#include "libslic3r/TriangleMesh.hpp"
//#include "libslic3r/SLA/SupportTreeBuildsteps.hpp"
//#include "libslic3r/SLA/SupportTreeMesher.hpp"

//TEST_CASE("Test bridge_mesh_intersect on a cube's wall", "[SLABridgeMeshInters]") {
//    using namespace Slic3r;

//    TriangleMesh cube = make_cube(10., 10., 10.);

//    sla::SupportConfig cfg = {}; // use default config
//    sla::SupportPoints pts = {{10.f, 5.f, 5.f, float(cfg.head_front_radius_mm), false}};
//    sla::SupportableMesh sm{cube, pts, cfg};

//    size_t steps = 45;
//    SECTION("Bridge is straight horizontal and pointing away from the cube") {

//        sla::Bridge bridge(pts[0].pos.cast<double>(), Vec3d{15., 5., 5.},
//                           pts[0].head_front_radius);

//        auto hit = sla::query_hit(sm, bridge);

//        REQUIRE(std::isinf(hit.distance()));

//        cube.merge(sla::to_triangle_mesh(get_mesh(bridge, steps)));
//        cube.require_shared_vertices();
//        cube.WriteOBJFile("cube1.obj");
//    }

//    SECTION("Bridge is tilted down in 45 degrees, pointing away from the cube") {
//        sla::Bridge bridge(pts[0].pos.cast<double>(), Vec3d{15., 5., 0.},
//                           pts[0].head_front_radius);

//        auto hit = sla::query_hit(sm, bridge);

//        REQUIRE(std::isinf(hit.distance()));

//        cube.merge(sla::to_triangle_mesh(get_mesh(bridge, steps)));
//        cube.require_shared_vertices();
//        cube.WriteOBJFile("cube2.obj");
//    }
//}


//TEST_CASE("Test bridge_mesh_intersect on a sphere", "[SLABridgeMeshInters]") {
//    using namespace Slic3r;

//    TriangleMesh sphere = make_sphere(1.);

//    sla::SupportConfig cfg = {}; // use default config
//    cfg.head_back_radius_mm = cfg.head_front_radius_mm;
//    sla::SupportPoints pts = {{1.f, 0.f, 0.f, float(cfg.head_front_radius_mm), false}};
//    sla::SupportableMesh sm{sphere, pts, cfg};

//    size_t steps = 45;
//    SECTION("Bridge is straight horizontal and pointing away from the sphere") {

//        sla::Bridge bridge(pts[0].pos.cast<double>(), Vec3d{2., 0., 0.},
//                           pts[0].head_front_radius);

//        auto hit = sla::query_hit(sm, bridge);

//        sphere.merge(sla::to_triangle_mesh(get_mesh(bridge, steps)));
//        sphere.require_shared_vertices();
//        sphere.WriteOBJFile("sphere1.obj");

//        REQUIRE(std::isinf(hit.distance()));
//    }

//    SECTION("Bridge is tilted down 45 deg and pointing away from the sphere") {

//        sla::Bridge bridge(pts[0].pos.cast<double>(), Vec3d{2., 0., -2.},
//                           pts[0].head_front_radius);

//        auto hit = sla::query_hit(sm, bridge);

//        sphere.merge(sla::to_triangle_mesh(get_mesh(bridge, steps)));
//        sphere.require_shared_vertices();
//        sphere.WriteOBJFile("sphere2.obj");

//        REQUIRE(std::isinf(hit.distance()));
//    }

//    SECTION("Bridge is tilted down 90 deg and pointing away from the sphere") {

//        sla::Bridge bridge(pts[0].pos.cast<double>(), Vec3d{1., 0., -2.},
//                           pts[0].head_front_radius);

//        auto hit = sla::query_hit(sm, bridge);

//        sphere.merge(sla::to_triangle_mesh(get_mesh(bridge, steps)));
//        sphere.require_shared_vertices();
//        sphere.WriteOBJFile("sphere3.obj");

//        REQUIRE(std::isinf(hit.distance()));
//    }
//}