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Add new (winner) neighbor index based on measurements

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tamasmeszaros 2021-06-02 15:45:11 +02:00
parent b14b000c73
commit c4507842a0
11 changed files with 327 additions and 125 deletions
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93
tests/libslic3r/test_indexed_triangle_set.cpp
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@ -17,35 +17,86 @@ TEST_CASE("Split empty mesh", "[its_split][its]") {
TEST_CASE("Split simple mesh consisting of one part", "[its_split][its]") {
using namespace Slic3r;
TriangleMesh cube = make_cube(10., 10., 10.);
auto cube = its_make_cube(10., 10., 10.);
std::vector<indexed_triangle_set> res = its_split(cube.its);
std::vector<indexed_triangle_set> res = its_split(cube);
REQUIRE(res.size() == 1);
REQUIRE(res.front().indices.size() == cube.its.indices.size());
REQUIRE(res.front().vertices.size() == cube.its.vertices.size());
REQUIRE(res.front().indices.size() == cube.indices.size());
REQUIRE(res.front().vertices.size() == cube.vertices.size());
}
TEST_CASE("Split two merged spheres", "[its_split][its]") {
using namespace Slic3r;
TriangleMesh sphere1 = make_sphere(10., 2 * PI / 200.), sphere2 = sphere1;
sphere1.translate(-5.f, 0.f, 0.f);
sphere2.translate( 5.f, 0.f, 0.f);
sphere1.merge(sphere2);
sphere1.require_shared_vertices();
std::vector<indexed_triangle_set> parts = its_split(sphere1.its);
REQUIRE(parts.size() == 2);
void debug_write_obj(const std::vector<indexed_triangle_set> &res, const std::string &name)
{
#ifndef NDEBUG
size_t part_idx = 0;
for (auto &part_its : parts) {
its_write_obj(part_its, (std::string("part_its") + std::to_string(part_idx++) + ".obj").c_str());
for (auto &part_its : res) {
its_write_obj(part_its, (name + std::to_string(part_idx++) + ".obj").c_str());
}
#endif
}
TEST_CASE("Split two non-watertight mesh", "[its_split][its]") {
using namespace Slic3r;
auto cube1 = its_make_cube(10., 10., 10.);
cube1.indices.pop_back();
auto cube2 = cube1;
its_transform(cube1, identity3f().translate(Vec3f{-5.f, 0.f, 0.f}));
its_transform(cube2, identity3f().translate(Vec3f{5.f, 0.f, 0.f}));
its_merge(cube1, cube2);
std::vector<indexed_triangle_set> res = its_split(cube1);
REQUIRE(res.size() == 2);
REQUIRE(res[0].indices.size() == res[1].indices.size());
REQUIRE(res[0].indices.size() == cube2.indices.size());
REQUIRE(res[0].vertices.size() == res[1].vertices.size());
REQUIRE(res[0].vertices.size() == cube2.vertices.size());
debug_write_obj(res, "parts_non_watertight");
}
TEST_CASE("Split non-manifold mesh", "[its_split][its]") {
using namespace Slic3r;
auto cube = its_make_cube(10., 10., 10.), cube_low = cube;
its_transform(cube_low, identity3f().translate(Vec3f{10.f, 10.f, 10.f}));
its_merge(cube, cube_low);
its_merge_vertices(cube);
std::vector<indexed_triangle_set> res = its_split(cube);
REQUIRE(res.size() == 2);
REQUIRE(res[0].indices.size() == res[1].indices.size());
REQUIRE(res[0].indices.size() == cube_low.indices.size());
REQUIRE(res[0].vertices.size() == res[1].vertices.size());
REQUIRE(res[0].vertices.size() == cube_low.vertices.size());
debug_write_obj(res, "cubes_non_manifold");
}
TEST_CASE("Split two watertight meshes", "[its_split][its]") {
using namespace Slic3r;
auto sphere1 = its_make_sphere(10., 2 * PI / 200.), sphere2 = sphere1;
its_transform(sphere1, identity3f().translate(Vec3f{-5.f, 0.f, 0.f}));
its_transform(sphere2, identity3f().translate(Vec3f{5.f, 0.f, 0.f}));
its_merge(sphere1, sphere2);
std::vector<indexed_triangle_set> res = its_split(sphere1);
REQUIRE(res.size() == 2);
REQUIRE(res[0].indices.size() == res[1].indices.size());
REQUIRE(res[0].indices.size() == sphere2.indices.size());
REQUIRE(res[0].vertices.size() == res[1].vertices.size());
REQUIRE(res[0].vertices.size() == sphere2.vertices.size());
debug_write_obj(res, "parts_watertight");
}