delaunator_utilities.h

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//    |  /           |
//    ' /   __| _` | __|  _ \   __|
//    . \  |   (   | |   (   |\__ `
//   _|\_\_|  \__,_|\__|\___/ ____/
//                   Multi-Physics
//
//  License:         BSD License
//                   Kratos default license: kratos/license.txt
//
//  Main authors:    Vicente Mataix Ferrandiz
//
 
#pragma once
 
// System includes
 
// External includes
 
// Project includes
 
namespace Kratos
{
 
 
 
 
// forward declaring ModelPart and Point to be avoid including heavy header here
class ModelPart;
class Point;
 
namespace DelaunatorUtilities
{
    void KRATOS_API(KRATOS_CORE) CreateTriangleMeshFromNodes(ModelPart& rModelPart);
 
    std::vector<std::size_t> KRATOS_API(KRATOS_CORE) ComputeTrianglesConnectivity(const std::vector<double>& rCoordinates);
 
    std::vector<std::size_t> KRATOS_API(KRATOS_CORE) ComputeTrianglesConnectivity(const std::vector<Point>& rPoints);
 
    std::pair<std::vector<std::size_t>, std::vector<double>> KRATOS_API(KRATOS_CORE) ComputeTrianglesConnectivity(
        const std::vector<double>& rCoordinates,
        const std::vector<std::array<double,2>>& rSegments,
        const double AreaConstraint = 0);
 
}; // namespace DelaunatorUtilities
}  // namespace Kratos