MySources/vcgtrimesh.hpp

#ifndef VCGTRIMESH_HPP
#define VCGTRIMESH_HPP
#include "mesh.hpp"
#include <vcg/complex/complex.h>
#include <optional>

#ifdef POLYSCOPE_DEFINED
#include <polyscope/surface_mesh.h>
#endif
using VertexIndex = size_t;
class VCGTriMeshVertex;
class VCGTriMeshEdge;
class VCGTriMeshFace;
struct VCGTriMeshUsedTypes
    : public vcg::UsedTypes<vcg::Use<VCGTriMeshVertex>::AsVertexType,
                            vcg::Use<VCGTriMeshEdge>::AsEdgeType,
                            vcg::Use<VCGTriMeshFace>::AsFaceType> {};
class VCGTriMeshVertex : public vcg::Vertex<VCGTriMeshUsedTypes,
                                            vcg::vertex::Coord3d,
                                            vcg::vertex::Normal3d,
                                            vcg::vertex::BitFlags,
                                            vcg::vertex::Color4b,
                                            vcg::vertex::VFAdj,
                                            vcg::vertex::Qualityd,
                                            vcg::vertex::VEAdj>
{};
class VCGTriMeshFace
    : public vcg::Face<VCGTriMeshUsedTypes, vcg::face::FFAdj, vcg::face::VFAdj,
                       vcg::face::VertexRef, vcg::face::BitFlags,
                       vcg::face::Normal3d> {};
class VCGTriMeshEdge : public vcg::Edge<VCGTriMeshUsedTypes, vcg::edge::VertexRef, vcg::edge::VEAdj>
{};

class VCGTriMesh : public vcg::tri::TriMesh<std::vector<VCGTriMeshVertex>,
                                            std::vector<VCGTriMeshFace>,
                                            std::vector<VCGTriMeshEdge>>,
                   public Mesh
{
public:
  VCGTriMesh();
  VCGTriMesh(const std::string &filename);
  bool load(const std::filesystem::path &meshFilePath) override;
  Eigen::MatrixX3d getVertices() const;
  Eigen::MatrixX3i getFaces() const;
  bool save(const std::string plyFilename);
  template <typename MeshElement> size_t getIndex(const MeshElement &element) {
    return vcg::tri::Index<VCGTriMesh>(*this, element);
  }

#ifdef POLYSCOPE_DEFINED
  polyscope::SurfaceMesh *registerForDrawing(
      const std::optional<std::array<double, 3>> &desiredColor = std::nullopt,
      const bool &shouldEnable = true) const;
#endif
  Eigen::MatrixX2i getEdges() const;
  void updateEigenEdgeAndVertices();
  void moveToCenter();
};

#endif // VCGTRIMESH_HPP