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108 lines
3.4 KiB
C++
108 lines
3.4 KiB
C++
/////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2015- Statoil ASA
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// Copyright (C) 2015- Ceetron Solutions AS
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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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#include "RigCurveDataTools.h"
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#include <cmath> // Needed for HUGE_VAL on Linux
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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RigCurveDataTools::CurveIntervals RigCurveDataTools::calculateIntervalsOfValidValues(const std::vector<double>& values,
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bool includePositiveValuesOnly)
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{
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CurveIntervals intervals;
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int startIdx = -1;
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size_t vIdx = 0;
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size_t valueCount = values.size();
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while (vIdx < valueCount)
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{
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bool isValid = RigCurveDataTools::isValidValue(values[vIdx], includePositiveValuesOnly);
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if (!isValid)
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{
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if (startIdx >= 0)
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{
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intervals.push_back(std::make_pair(startIdx, vIdx - 1));
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startIdx = -1;
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}
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}
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else if (startIdx < 0)
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{
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startIdx = (int)vIdx;
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}
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vIdx++;
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}
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if (startIdx >= 0 && startIdx < ((int)valueCount))
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{
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intervals.push_back(std::make_pair(startIdx, valueCount - 1));
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}
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return intervals;
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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std::vector<std::pair<size_t, size_t>> RigCurveDataTools::computePolyLineStartStopIndices(const CurveIntervals& intervals)
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{
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std::vector<std::pair<size_t, size_t>> lineStartAndStopIndices;
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const size_t intervalCount = intervals.size();
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if (intervalCount < 1) return lineStartAndStopIndices;
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size_t index = 0;
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for (size_t intIdx = 0; intIdx < intervalCount; intIdx++)
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{
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size_t intervalSize = intervals[intIdx].second - intervals[intIdx].first + 1;
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lineStartAndStopIndices.push_back(std::make_pair(index, index + intervalSize - 1));
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index += intervalSize;
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}
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return lineStartAndStopIndices;
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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bool RigCurveDataTools::isValidValue(double value, bool allowPositiveValuesOnly)
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{
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if (value == HUGE_VAL || value == -HUGE_VAL || value != value)
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{
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return false;
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}
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if (allowPositiveValuesOnly && value <= 0)
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{
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return false;
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}
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return true;
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}
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