TriangleHelpers.h

Go to the documentation of this file.

#ifndef included_AMP_TriangleMeshHelpers
#define included_AMP_TriangleMeshHelpers
 
#include "AMP/geometry/Geometry.h"
#include "AMP/mesh/Mesh.h"
#include "AMP/utils/AMP_MPI.h"
 
#include <array>
#include <memory>
#include <vector>
 
 
namespace AMP::Mesh::TriangleHelpers {
 
 
template<size_t NG>
size_t count( const std::vector<std::array<int, NG + 1>> &tri );
 
 
std::vector<std::array<std::array<double, 3>, 3>> readSTL( const std::string &filename,
                                                           double scale );
 
size_t readSTLHeader( const std::string &filename );
 
 
template<size_t NG, size_t NP>
void createTriangles( const std::vector<std::array<std::array<double, NP>, NG + 1>> &tri_list,
                      std::vector<std::array<double, NP>> &vertices,
                      std::vector<std::array<int, NG + 1>> &triangles,
                      double tol );
 
template<size_t NG>
std::vector<std::vector<std::array<int, NG + 1>>>
splitDomains( std::vector<std::array<int, NG + 1>> tri );
 
std::shared_ptr<AMP::Mesh::Mesh>
generateSTL( std::shared_ptr<const AMP::Mesh::MeshParameters> params );
 
std::shared_ptr<AMP::Mesh::Mesh> generateGeom( std::shared_ptr<AMP::Geometry::Geometry> geom,
                                               const AMP_MPI &comm,
                                               double resolution );
 
std::shared_ptr<AMP::Mesh::Mesh> generate( std::shared_ptr<const MeshParameters> params );
 
 
template<size_t NG, size_t NP = 3>
std::shared_ptr<AMP::Mesh::Mesh>
generate( const std::vector<std::array<std::array<double, NP>, NG + 1>> &triangles,
          const AMP_MPI &comm,
          const std::string &name,
          double tol            = 1e-12,
          bool splitDomain      = true,
          int loadBalanceMethod = 1 );
 
 
size_t estimateMeshSize( std::shared_ptr<const MeshParameters> params );
 
size_t maxProcs( std::shared_ptr<const MeshParameters> params );
 
 
} // namespace AMP::Mesh::TriangleHelpers
 
#endif