qef_utility.h

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//    |  /           |
//    ' /   __| _` | __|  _ \   __|
//    . \  |   (   | |   (   |\__ `
//   _|\_\_|  \__,_|\__|\___/ ____/
//                   Multi-Physics
//
//  License:         BSD License
//                   Kratos default license: kratos/license.txt
//
//  Main authors:    Ariadna Cortes
//
//
 
#pragma once
 
// System includes
 
// External includes
 
// Project includes
#include "includes/node.h"
#include "geometries/geometry.h"
#include "geometries/bounding_box.h"
 
namespace Kratos
{ 
 
 
 
 
 
// Forward Declaration class GeometricalObject (using pointers)
class GeometricalObject;
 
class KRATOS_API(KRATOS_CORE) QuadraticErrorFunction
{
public:
 
 
    using NodeType = Node;
    using NodePtrType = Node::Pointer;
    using GeometryType = Geometry<NodeType>;
    using GeometryPtrType = GeometryType::Pointer;
    using GeometryArrayType = GeometryType::GeometriesArrayType;
    using PointsArrayType = GeometryType::PointsArrayType;
 
    KRATOS_CLASS_POINTER_DEFINITION( QuadraticErrorFunction );
 
 
 
    QuadraticErrorFunction(){}
 
    virtual ~QuadraticErrorFunction(){}
 
    
    static array_1d<double,3> QuadraticErrorFunctionPoint (
        const GeometryType& rVoxel,  
        const GeometryArrayType& rTriangles     
        );
 
    static array_1d<double,3> QuadraticErrorFunctionPoint (
        const BoundingBox<Point>& rBox,  
        const std::vector<GeometricalObject*>& rTriangles     
        );
 
    static array_1d<double,3> CalculateNormal(const GeometryType& rTriangle);
    
private:
 
 
 
 
    static Point FirstEnd(int i, const BoundingBox<Point>& rBox);
    static Point SecondEnd(int i, const BoundingBox<Point>& rBox);
    
}; /* Class VoxelInsideVolumeUtility */
 
 
 
}  /* namespace Kratos.*/