EmbedTriangles.hpp

#pragma once
 
#include <wmtk/Types.hpp>
 
#include <array>
#include <cstdint>
#include <vector>
 
namespace wmtk::utils {
 
struct EmbedTrianglesOptions
{
    bool check_collinear_input = false;
    bool check_orientation = false;
    bool check_surface_provenance = false;
    int num_threads = 1;
    const std::vector<int>* triangle_input = nullptr;
};
 
struct EmbedTrianglesProvenance
{
    std::vector<std::array<uint32_t, 2>> face_groups;
    std::vector<uint32_t> triangle_group;
    bool want_face_triangles = false;
    std::vector<std::vector<uint32_t>> face_triangles;
};
 
struct EmbedFeaturesInput
{
    std::vector<double> edge_vrt_coord;
    std::vector<uint32_t> edge_indices;
    std::vector<double> point_coord;
};
 
struct EmbedFeaturesResult
{
    std::vector<std::vector<std::array<size_t, 2>>> edge_tiling;
    std::vector<int64_t> point_vertex;
};
 
void embed_triangles_in_tets(
    const std::vector<double>& tri_vrt_coord,
    const std::vector<uint32_t>& triangle_indices,
    const std::vector<double>& tet_vrt_coord,
    const std::vector<uint32_t>& tet_indices,
    std::vector<Vector3r>& v_rational,
    std::vector<std::array<size_t, 3>>& polygon_faces,
    std::vector<bool>& polygon_faces_on_input,
    std::vector<bool>& is_v_on_input,
    std::vector<std::array<size_t, 4>>& tets_after,
    std::vector<bool>& tet_face_on_input_surface,
    const EmbedTrianglesOptions& opts = {},
    EmbedTrianglesProvenance* provenance = nullptr,
    std::vector<int8_t>* tet_face_orientation = nullptr,
    const EmbedFeaturesInput* features = nullptr,
    EmbedFeaturesResult* features_out = nullptr);
 
} // namespace wmtk::utils