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https://github.com/OPM/ResInsight.git
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80 lines
3.4 KiB
C++
80 lines
3.4 KiB
C++
/////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2017 Statoil ASA
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//
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// ResInsight is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// ResInsight is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE.
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//
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// See the GNU General Public License at <http://www.gnu.org/licenses/gpl.html>
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// for more details.
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//
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/////////////////////////////////////////////////////////////////////////////////
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#pragma once
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#include "cvfBase.h"
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#include "cvfVector3.h"
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#include "cvfStructGrid.h"
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#include "cvfPlane.h"
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#include <array>
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//==================================================================================================
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/// Internal class for intersection point info
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//==================================================================================================
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struct HexIntersectionInfo
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{
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public:
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HexIntersectionInfo( cvf::Vec3d intersectionPoint,
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bool isIntersectionEntering,
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cvf::StructGridInterface::FaceType face,
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size_t hexIndex)
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: m_intersectionPoint(intersectionPoint),
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m_isIntersectionEntering(isIntersectionEntering),
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m_face(face),
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m_hexIndex(hexIndex) {}
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cvf::Vec3d m_intersectionPoint;
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bool m_isIntersectionEntering;
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cvf::StructGridInterface::FaceType m_face;
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size_t m_hexIndex;
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};
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bool operator<( const HexIntersectionInfo& hi1, const HexIntersectionInfo& hi2);
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//--------------------------------------------------------------------------------------------------
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/// Specialized Line - Hex intersection
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//--------------------------------------------------------------------------------------------------
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struct RigHexIntersectionTools
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{
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static int lineHexCellIntersection(const cvf::Vec3d p1,
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const cvf::Vec3d p2,
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const cvf::Vec3d hexCorners[8],
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const size_t hexIndex,
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std::vector<HexIntersectionInfo>* intersections);
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static bool lineIntersectsHexCell(const cvf::Vec3d p1,
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const cvf::Vec3d p2,
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const cvf::Vec3d hexCorners[8]);
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static bool isPointInCell(const cvf::Vec3d point, const cvf::Vec3d hexCorners[8]);
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static bool planeHexCellIntersection(cvf::Vec3d* hexCorners,
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const cvf::Plane& fracturePlane,
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std::list<std::pair<cvf::Vec3d, cvf::Vec3d > >& intersectionLineSegments);
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static bool planeHexIntersectionPolygons(std::array<cvf::Vec3d, 8> hexCorners,
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cvf::Mat4d transformMatrixForPlane,
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std::vector<std::vector<cvf::Vec3d> > & polygons);
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};
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