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66 lines
2.6 KiB
C++
66 lines
2.6 KiB
C++
/////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2018- Equinor ASA
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// Copyright (C) 2018- Ceetron Solutions AS
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//
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// Adapted from work by Paul D. Bourke named "conrec"
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//
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// http://paulbourke.net/papers/conrec/.
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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 "cvfVector2.h"
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#include "cvfVector3.h"
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#include <deque>
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#include <limits>
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#include <list>
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#include <vector>
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namespace caf
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{
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class ContourLines
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{
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public:
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typedef std::pair<cvf::Vec3d, cvf::Vec3d> LineSegment;
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typedef std::list<LineSegment> ListOfLineSegments;
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static std::vector<ListOfLineSegments> create( const std::vector<double>& dataXY,
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const std::vector<double>& xPositions,
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const std::vector<double>& yPositions,
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const std::vector<double>& contourLevels );
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private:
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static void create( const std::vector<double>& dataXY,
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const std::vector<double>& xPositions,
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const std::vector<double>& yPositions,
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const std::vector<double>& contourLevels,
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std::vector<std::vector<cvf::Vec2d>>* polygons );
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static double contourRange( const std::vector<double>& contourLevels );
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static double invalidValue( const std::vector<double>& contourLevels );
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static double saneValue( int index, const std::vector<double>& dataXY, const std::vector<double>& contourLevels );
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static double
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xsect( int p1, int p2, const std::vector<double>& h, const std::vector<double>& xh, const std::vector<double>& yh );
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static double
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ysect( int p1, int p2, const std::vector<double>& h, const std::vector<double>& xh, const std::vector<double>& yh );
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static int gridIndex1d( int i, int j, int nx );
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private:
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static const int s_castab[3][3][3];
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};
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} // namespace caf
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