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https://github.com/OPM/ResInsight.git
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80 lines
4.0 KiB
C++
80 lines
4.0 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 "cvfBoundingBox.h"
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#include "cvfPlane.h"
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#include <array>
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#include <list>
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#include <vector>
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class RigCellGeometryTools
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{
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public:
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static double calculateCellVolume(const std::array<cvf::Vec3d, 8>& hexCorners);
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static std::array<cvf::Vec3d, 8> estimateHexOverlapWithBoundingBox(const std::array<cvf::Vec3d, 8>& hexCorners,
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const cvf::BoundingBox& boundingBox2dExtrusion,
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cvf::BoundingBox* overlapBoundingBox);
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static void createPolygonFromLineSegments(std::list<std::pair<cvf::Vec3d, cvf::Vec3d>>& intersectionLineSegments,
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std::vector<std::vector<cvf::Vec3d>>& polygons,
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double tolerance = 1.0e-4);
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static void simplifyPolygon(std::vector<cvf::Vec3d>* vertices, double epsilon);
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static void findCellLocalXYZ(const std::array<cvf::Vec3d, 8>& hexCorners,
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cvf::Vec3d& localXdirection,
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cvf::Vec3d& localYdirection,
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cvf::Vec3d& localZdirection);
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static double polygonLengthInLocalXdirWeightedByArea(const std::vector<cvf::Vec3d>& polygon2d);
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static std::vector<std::vector<cvf::Vec3d>> intersectPolygons(const std::vector<cvf::Vec3d>& polygon1,
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const std::vector<cvf::Vec3d>& polygon2);
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static std::vector<std::vector<cvf::Vec3d>> subtractPolygons(const std::vector<cvf::Vec3d>& sourcePolygon,
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const std::vector<std::vector<cvf::Vec3d>>& polygonToSubtract);
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enum ZInterpolationType
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{
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INTERPOLATE_LINE_Z,
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USE_HUGEVAL,
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USE_ZERO
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};
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static std::vector<std::vector<cvf::Vec3d>> clipPolylineByPolygon(const std::vector<cvf::Vec3d>& polyLine,
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const std::vector<cvf::Vec3d>& polygon,
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ZInterpolationType interpolType = USE_ZERO);
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static std::pair<cvf::Vec3d, cvf::Vec3d> getLineThroughBoundingBox(const cvf::Vec3d& lineDirection,
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const cvf::BoundingBox& polygonBBox,
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const cvf::Vec3d& pointOnLine);
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static double getLengthOfPolygonAlongLine(const std::pair<cvf::Vec3d, cvf::Vec3d>& line,
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const std::vector<cvf::Vec3d>& polygon);
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static std::vector<cvf::Vec3d> unionOfPolygons(const std::vector<std::vector<cvf::Vec3d>>& polygons);
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private:
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static std::vector<cvf::Vec3d> ajustPolygonToAvoidIntersectionsAtVertex(const std::vector<cvf::Vec3d>& polyLine,
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const std::vector<cvf::Vec3d>& polygon);
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};
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