add is italic check for font file

This commit is contained in:
Filip Sykala 2022-01-06 11:29:16 +01:00
parent 82ee1c5e4a
commit b1b8eee3c9
4 changed files with 82 additions and 81 deletions

View file

@ -177,4 +177,31 @@ TEST_CASE("triangle intersection", "[]")
Vec2d i = Private::get_intersection(point, dir, triangle);
CHECK(abs(i.x()) < std::numeric_limits<double>::epsilon());
CHECK(abs(i.y() - 1.) < std::numeric_limits<double>::epsilon());
}
#include <string>
#include <iostream>
#include <filesystem>
namespace fs = std::filesystem;
TEST_CASE("Italic check", "[]")
{
//std::string s1 = "italic";
//std::string s2 = "italic";
//auto pos = s1.find(s2);
//std::cout << ((pos != std::string::npos) ? "good" : "bad");
std::string dir_path = "C:/Windows/Fonts";
for (const auto &entry : fs::directory_iterator(dir_path)) {
if (entry.is_directory()) continue;
const fs::path& act_path = entry.path();
std::string ext = act_path.extension().u8string();
std::transform(ext.begin(), ext.end(), ext.begin(), [](unsigned char c) { return std::tolower(c); });
if (ext != ".ttf") continue;
std::string path_str = act_path.u8string();
auto font_opt = Emboss::load_font(path_str.c_str());
if (!font_opt.has_value()) continue;
std::cout << ((Emboss::is_italic(*font_opt)) ? "[yes] " : "[no ] ")
<< entry.path() << std::endl;
}
}

View file

@ -215,50 +215,6 @@ bool is_similar(const indexed_triangle_set &from,
return true;
}
TEST_CASE("Reduce one edge by Quadric Edge Collapse", "[its]")
{
indexed_triangle_set its;
its.vertices = {Vec3f(-1.f, 0.f, 0.f), Vec3f(0.f, 1.f, 0.f),
Vec3f(1.f, 0.f, 0.f), Vec3f(0.f, 0.f, 1.f),
// vertex to be removed
Vec3f(0.9f, .1f, -.1f)};
its.indices = {Vec3i(1, 0, 3), Vec3i(2, 1, 3), Vec3i(0, 2, 3),
Vec3i(0, 1, 4), Vec3i(1, 2, 4), Vec3i(2, 0, 4)};
// edge to remove is between vertices 2 and 4 on trinagles 4 and 5
indexed_triangle_set its_ = its; // copy
// its_write_obj(its, "tetrhedron_in.obj");
uint32_t wanted_count = its.indices.size() - 1;
its_quadric_edge_collapse(its, wanted_count);
// its_write_obj(its, "tetrhedron_out.obj");
CHECK(its.indices.size() == 4);
CHECK(its.vertices.size() == 4);
for (size_t i = 0; i < 3; i++) {
CHECK(its.indices[i] == its_.indices[i]);
}
for (size_t i = 0; i < 4; i++) {
if (i == 2) continue;
CHECK(its.vertices[i] == its_.vertices[i]);
}
const Vec3f &v = its.vertices[2]; // new vertex
const Vec3f &v2 = its_.vertices[2]; // moved vertex
const Vec3f &v4 = its_.vertices[4]; // removed vertex
for (size_t i = 0; i < 3; i++) {
bool is_between = (v[i] < v4[i] && v[i] > v2[i]) ||
(v[i] > v4[i] && v[i] < v2[i]);
CHECK(is_between);
}
CompareConfig cfg;
cfg.max_average_distance = 0.014f;
cfg.max_distance = 0.75f;
CHECK(is_similar(its, its_, cfg));
CHECK(is_similar(its_, its, cfg));
}
#include "test_utils.hpp"
TEST_CASE("Simplify mesh by Quadric edge collapse to 5%", "[its]")
{
@ -282,30 +238,3 @@ TEST_CASE("Simplify mesh by Quadric edge collapse to 5%", "[its]")
CHECK(is_similar(its, mesh.its, cfg));
}
bool exist_triangle_with_twice_vertices(const std::vector<stl_triangle_vertex_indices>& indices)
{
for (const auto &face : indices)
if (face[0] == face[1] ||
face[0] == face[2] ||
face[1] == face[2]) return true;
return false;
}
TEST_CASE("Simplify trouble case", "[its]")
{
TriangleMesh tm = load_model("simplification.obj");
REQUIRE_FALSE(tm.empty());
float max_error = std::numeric_limits<float>::max();
uint32_t wanted_count = 0;
its_quadric_edge_collapse(tm.its, wanted_count, &max_error);
CHECK(!exist_triangle_with_twice_vertices(tm.its.indices));
}
TEST_CASE("Simplified cube should not be empty.", "[its]")
{
auto its = its_make_cube(1, 2, 3);
float max_error = std::numeric_limits<float>::max();
uint32_t wanted_count = 0;
its_quadric_edge_collapse(its, wanted_count, &max_error);
CHECK(!its.indices.empty());
}