You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
65 lines
2.4 KiB
65 lines
2.4 KiB
2 years ago
|
#pragma once
|
||
|
|
|
||
|
|
#include <Eigen/Eigen>
|
||
|
|
|
||
|
|
#include <deque>
|
||
|
|
#include <map>
|
||
|
|
#include <queue>
|
||
|
|
#include <set>
|
||
|
|
#include <utility>
|
||
|
|
#include <vector>
|
||
|
|
|
||
|
|
#include "sha-base-framework/frame.h"
|
||
|
|
#include "sha-surface-mesh/matmesh.h"
|
||
|
|
#include "sha-volume-mesh/matmesh.h"
|
||
|
|
|
||
|
|
namespace da {
|
||
|
|
namespace sha {
|
||
|
|
double approximate(const double x, const double eps);
|
||
|
|
|
||
|
|
auto ComputeGradientOperatorsOfTetrahedronMesh(const TetrahedralMatMesh &tetrahedral_matmesh)
|
||
|
|
-> std::vector<Eigen::Matrix<double, 3, 4>>;
|
||
|
|
|
||
|
|
using VertexIndexEdge = std::pair<index_t, index_t>;
|
||
|
|
using Chain = std::deque<VertexIndexEdge>;
|
||
|
|
auto ConvertEdgesSoupToChains(const std::vector<std::pair<index_t, index_t>> &edges_soup)
|
||
|
|
-> std::vector<Chain>;
|
||
|
|
|
||
|
|
enum Orientation { X = 0, NegX, Y, NegY, Z, NegZ };
|
||
|
|
|
||
|
|
auto GetNondirectionalIndexByOrientation(Orientation orientation) -> index_t;
|
||
|
|
|
||
|
|
struct OrientedPatch {
|
||
|
|
std::vector<SurfaceMesh3::Face_index> face_indices;
|
||
|
|
std::set<SurfaceMesh3::Edge_index> boundary_edge_indices;
|
||
|
|
std::map<index_t, double> neighbor_patches_with_boundary_length;
|
||
|
|
std::set<Orientation> neighbor_orientations;
|
||
|
|
Orientation orientation;
|
||
|
|
double edge_length;
|
||
|
|
};
|
||
|
|
|
||
|
|
void DivideMeshIntoPatchesByOrientation(const SurfaceTopoMesh3 &mesh3,
|
||
|
|
const Eigen::MatrixXd &mat_coordinates,
|
||
|
|
const std::vector<Orientation> &surface_orientations,
|
||
|
|
std::vector<OrientedPatch> &oriented_patches,
|
||
|
|
std::vector<index_t> &map_face_to_patch,
|
||
|
|
std::vector<VertexIndexEdge> &boundary_edges_soup);
|
||
|
|
|
||
|
|
auto MarkMeshFaceOrientations(const Eigen::MatrixXd &mat_coordinates,
|
||
|
|
const Eigen::MatrixXi &mat_faces) -> std::vector<Orientation>;
|
||
|
|
|
||
|
|
void PostProcessOptimalTetrahedronPolycube(const TetrahedralMatMesh &tetrahedral_matmesh,
|
||
|
|
Eigen::MatrixXd &mat_tetrahedral_polycube_coordinates);
|
||
|
|
|
||
|
|
auto RemeshTetrahedronPolycubeToHexhahedron(
|
||
|
|
const TetrahedralMatMesh &tetrahedral_matmesh,
|
||
|
|
const Eigen::MatrixXd &mat_tetrahedral_polycube_coordinates, const Eigen::Vector3d &scale)
|
||
|
|
-> HexahedralMatMesh;
|
||
|
|
|
||
|
|
auto DeformHexadralPolycubeMeshToOriginalDomain(
|
||
|
|
const TetrahedralMatMesh &tetrahedral_matmesh,
|
||
|
|
const Eigen::MatrixXd &mat_polycube_tetrahedral_coordinates,
|
||
|
|
const HexahedralMatMesh &hexahedral_polycube_matmesh) -> Eigen::MatrixXd;
|
||
|
|
} // namespace sha
|
||
|
|
} // namespace da
|