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484 lines
22 KiB
C++
484 lines
22 KiB
C++
/////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) Statoil ASA
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// Copyright (C) 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 "RigSimulationWellCenterLineCalculator.h"
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#include "RigEclipseCaseData.h"
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#include "RigCell.h"
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#include "RimEclipseCase.h"
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#include "RimEclipseView.h"
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#include "RimEclipseWell.h"
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#include "RimEclipseWellCollection.h"
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#include "cvfRay.h"
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//--------------------------------------------------------------------------------------------------
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/// Based on the points and cells, calculate a pipe centerline
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/// The returned CellIds is one less than the number of centerline points,
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/// and are describing the lines between the points, starting with the first line
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//--------------------------------------------------------------------------------------------------
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void RigSimulationWellCenterLineCalculator::calculateWellPipeStaticCenterline(RimEclipseWell* rimWell,
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std::vector< std::vector <cvf::Vec3d> >& pipeBranchesCLCoords,
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std::vector< std::vector <RigWellResultPoint> >& pipeBranchesCellIds)
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{
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calculateWellPipeDynamicCenterline(rimWell, -1, pipeBranchesCLCoords, pipeBranchesCellIds);
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void RigSimulationWellCenterLineCalculator::calculateWellPipeDynamicCenterline(RimEclipseWell* rimWell,
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size_t timeStepIndex,
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std::vector< std::vector <cvf::Vec3d> >& pipeBranchesCLCoords,
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std::vector< std::vector <RigWellResultPoint> >& pipeBranchesCellIds)
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{
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CVF_ASSERT(rimWell);
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RigSingleWellResultsData* wellResults = rimWell->wellResults();
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RimEclipseView* eclipseView;
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rimWell->firstAncestorOrThisOfType(eclipseView);
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CVF_ASSERT(eclipseView);
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RigEclipseCaseData* eclipseCaseData = eclipseView->eclipseCase()->eclipseCaseData();
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bool isAutoDetectBranches = eclipseView->wellCollection()->isAutoDetectingBranches();
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bool useAllCellCenters = rimWell->isUsingCellCenterForPipe();
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calculateWellPipeCenterlineFromWellFrame(eclipseCaseData,
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wellResults,
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static_cast<int>(timeStepIndex),
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isAutoDetectBranches,
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useAllCellCenters,
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pipeBranchesCLCoords,
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pipeBranchesCellIds);
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}
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//--------------------------------------------------------------------------------------------------
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/// Based on the points and cells, calculate a pipe centerline
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/// The returned CellIds is one less than the number of centerline points,
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/// and are describing the lines between the points, starting with the first line
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//--------------------------------------------------------------------------------------------------
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void RigSimulationWellCenterLineCalculator::calculateWellPipeCenterlineFromWellFrame(const RigEclipseCaseData* eclipseCaseData,
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const RigSingleWellResultsData* wellResults,
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int timeStepIndex,
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bool isAutoDetectBranches,
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bool useAllCellCenters,
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std::vector<std::vector<cvf::Vec3d>> &pipeBranchesCLCoords,
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std::vector<std::vector<RigWellResultPoint>> &pipeBranchesCellIds)
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{
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if ( !wellResults) return;
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if ( timeStepIndex >= 0 && !wellResults->hasWellResult(timeStepIndex) ) return;
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const RigWellResultFrame* wellFramePtr = nullptr;
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if (timeStepIndex < 0)
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{
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wellFramePtr = &wellResults->staticWellCells();
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}
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else
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{
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wellFramePtr = &(wellResults->wellResultFrame(timeStepIndex));
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}
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const RigWellResultFrame& wellFrame = *wellFramePtr;
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bool isMultiSegmentWell = wellResults->isMultiSegmentWell();
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// Initialize the return arrays
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pipeBranchesCLCoords.clear();
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pipeBranchesCellIds.clear();
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if ( wellFrame.m_wellResultBranches.size() == 0 ) return;
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// Well head
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// Match this position with well head position in RivWellHeadPartMgr::buildWellHeadParts()
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const RigCell& whCell = eclipseCaseData->cellFromWellResultCell(wellFrame.m_wellHead);
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cvf::Vec3d whStartPos = whCell.faceCenter(cvf::StructGridInterface::NEG_K);
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const RigWellResultPoint* whResCell = &(wellFrame.m_wellHead);
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const std::vector<RigWellResultBranch>& resBranches = wellFrame.m_wellResultBranches;
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if ( ! hasAnyResultCells(resBranches) ) return;
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// Add extra coordinate between cell face and cell center
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// to make sure the well pipe terminated in a segment parallel to z-axis
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cvf::Vec3d whIntermediate = whStartPos;
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whIntermediate.z() = (whStartPos.z() + whCell.center().z()) / 2.0;
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const RigWellResultPoint* prevWellResPoint = NULL;
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CVF_ASSERT(isMultiSegmentWell || resBranches.size() <= 1);
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// The centerline is calculated by adding a point when the pipe enters a cell,
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// and one when the line leaves the cell.
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// For the sake of the loop:
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// The currentResultPoint (Cell) and the one we index by the loop variable is the one we calculate the entry point to.
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// The previous cell is the one we leave, and calculate the "out-point" from
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for (size_t brIdx = 0; brIdx < resBranches.size(); brIdx++)
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{
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// Skip empty branches. Do not know why they exist, but they make problems.
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const RigWellResultBranch& branch = resBranches[brIdx];
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if ( !hasAnyValidDataCells(branch) ) continue;
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prevWellResPoint = NULL;
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// Find the start the MSW well-branch centerline. Normal wells are started "once" at wellhead in the code above
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pipeBranchesCLCoords.push_back(std::vector<cvf::Vec3d>());
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pipeBranchesCellIds.push_back(std::vector <RigWellResultPoint>());
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if (brIdx == 0)
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{
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// The first branch contains segment number 1, and this is the only segment connected to well head
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// See Eclipse documentation for the keyword WELSEGS
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prevWellResPoint = whResCell;
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pipeBranchesCLCoords.back().push_back(whStartPos);
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pipeBranchesCellIds.back().push_back(*prevWellResPoint);
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pipeBranchesCLCoords.back().push_back(whIntermediate);
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pipeBranchesCellIds.back().push_back(*prevWellResPoint);
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}
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// Loop over all the resultPoints in the branch
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const std::vector<RigWellResultPoint>& resBranchCells = resBranches[brIdx].m_branchResultPoints;
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for (int cIdx = 0; cIdx < static_cast<int>(resBranchCells.size()); cIdx++) // Need int because cIdx can temporarily end on -1
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{
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std::vector<cvf::Vec3d>& branchCLCoords = pipeBranchesCLCoords.back();
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std::vector<RigWellResultPoint>& branchCellIds = pipeBranchesCellIds.back();
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const RigWellResultPoint& currentWellResPoint = resBranchCells[cIdx];
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// Ignore invalid cells
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if (!currentWellResPoint.isValid())
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{
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//CVF_ASSERT(false); // Some segments does not get anything yet.
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continue;
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}
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// Add cl contribution for a geometrical resultPoint by adding exit point from previous cell,
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// and then the result point position
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if (!currentWellResPoint.isCell())
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{
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// Use the interpolated value of branch head
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CVF_ASSERT(currentWellResPoint.isPointValid());
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cvf::Vec3d currentPoint = currentWellResPoint.m_bottomPosition;
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// If we have a real previous cell, we need to go out of it, before adding the current point
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// That is: add a CL-point describing where it leaves the previous cell.
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if (prevWellResPoint && prevWellResPoint->isCell())
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{
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// Create ray between the previous and this position
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const RigCell& prevCell = eclipseCaseData->cellFromWellResultCell(*prevWellResPoint);
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cvf::Vec3d centerPreviousCell = prevCell.center();
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cvf::Ray rayToThisCell;
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rayToThisCell.setOrigin(centerPreviousCell);
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rayToThisCell.setDirection((currentPoint - centerPreviousCell).getNormalized());
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cvf::Vec3d outOfPrevCell(centerPreviousCell);
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prevCell.firstIntersectionPoint(rayToThisCell, &outOfPrevCell);
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if ((currentPoint - outOfPrevCell).lengthSquared() > 1e-3)
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{
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branchCLCoords.push_back(outOfPrevCell);
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branchCellIds.push_back(RigWellResultPoint());
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}
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}
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branchCLCoords.push_back(currentPoint);
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branchCellIds.push_back(currentWellResPoint);
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prevWellResPoint = ¤tWellResPoint;
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continue;
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}
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//
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// Handle currentWellResPoint as a real cell result points.
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//
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const RigCell& cell = eclipseCaseData->cellFromWellResultCell(currentWellResPoint);
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// Check if this and the previous cells has shared faces
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cvf::StructGridInterface::FaceType sharedFace;
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if (prevWellResPoint && prevWellResPoint->isCell() && eclipseCaseData->findSharedSourceFace(sharedFace, currentWellResPoint, *prevWellResPoint))
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{
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// If they share faces, the shared face center is used as point
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// describing the entry of this cell. (And exit of the previous cell)
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branchCLCoords.push_back(cell.faceCenter(sharedFace));
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branchCellIds.push_back(currentWellResPoint);
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}
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else
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{
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// This and the previous cell does not share a face.
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// Then we need to calculate the exit of the previous cell, and the entry point into this cell
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cvf::Vec3d centerPreviousCell(cvf::Vec3d::ZERO);
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cvf::Vec3d centerThisCell = cell.center();
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bool distanceToWellHeadIsLonger = true;
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// If we have a previous well result point, use its center as measure point and ray intersection start
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// when considering things.
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if (prevWellResPoint && prevWellResPoint->isValid())
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{
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if (prevWellResPoint->isCell())
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{
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const RigCell& prevCell = eclipseCaseData->cellFromWellResultCell(*prevWellResPoint);
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centerPreviousCell = prevCell.center();
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}
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else
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{
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centerPreviousCell = prevWellResPoint->m_bottomPosition;
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}
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distanceToWellHeadIsLonger = (centerThisCell - centerPreviousCell).lengthSquared() <= (centerThisCell - whStartPos).lengthSquared();
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}
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// First make sure this cell is not starting a new "display" branch for none MSW's
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if ( isMultiSegmentWell
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|| !isAutoDetectBranches
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|| (prevWellResPoint == whResCell)
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|| distanceToWellHeadIsLonger)
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{
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// Not starting a "display" branch for normal wells
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// Calculate the exit of the previous cell, and the entry point into this cell
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cvf::Vec3d intoThisCell(centerThisCell); // Use cell center as default for "into" point.
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if (prevWellResPoint && prevWellResPoint->isValid())
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{
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// We have a defined previous point
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// Create ray between the previous and this cell
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cvf::Ray rayToThisCell;
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rayToThisCell.setOrigin(centerPreviousCell);
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rayToThisCell.setDirection((centerThisCell - centerPreviousCell).getNormalized());
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// Intersect with the current cell to find a better entry point than the cell center
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int intersectionCount = cell.firstIntersectionPoint(rayToThisCell, &intoThisCell);
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bool isPreviousResPointInsideCurrentCell = (intersectionCount % 2); // Must intersect uneven times to be inside. (1 % 2 = 1)
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// If we have a real previous cell, we need to go out of it, before entering this.
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// That is: add a CL-point describing where it leaves the previous cell.
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if ( prevWellResPoint->isCell())
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{
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cvf::Vec3d outOfPrevCell(centerPreviousCell);
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const RigCell& prevCell = eclipseCaseData->cellFromWellResultCell(*prevWellResPoint);
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prevCell.firstIntersectionPoint(rayToThisCell, &outOfPrevCell);
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if ((intoThisCell - outOfPrevCell).lengthSquared() > 1e-3)
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{
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branchCLCoords.push_back(outOfPrevCell);
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branchCellIds.push_back(RigWellResultPoint());
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}
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}
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else if (isPreviousResPointInsideCurrentCell)
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{
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// Since the previous point actually is inside this cell,
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/// use that as the entry point into this cell
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intoThisCell = centerPreviousCell;
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}
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}
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branchCLCoords.push_back(intoThisCell);
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branchCellIds.push_back(currentWellResPoint);
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}
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else
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{
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// Need to start a "display branch" for a Normal Well.
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CVF_ASSERT(!isMultiSegmentWell);
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// This cell is further from the previous cell than from the well head,
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// thus we interpret it as a new branch.
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// First finish the current branch in the previous cell
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//branchCLCoords.push_back(branchCLCoords.back() + 1.5*(centerPreviousCell - branchCLCoords.back()) );
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finishPipeCenterLine(pipeBranchesCLCoords, centerPreviousCell);
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// Create new display branch
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pipeBranchesCLCoords.push_back(std::vector<cvf::Vec3d>());
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pipeBranchesCellIds.push_back(std::vector <RigWellResultPoint>());
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// Start the new branch by entering the first cell (the wellhead) and intermediate
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prevWellResPoint = whResCell;
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pipeBranchesCLCoords.back().push_back(whStartPos);
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pipeBranchesCellIds.back().push_back(*prevWellResPoint);
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// Include intermediate
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pipeBranchesCLCoords.back().push_back(whIntermediate);
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pipeBranchesCellIds.back().push_back(*prevWellResPoint);
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// Well now we need to step one back to take this cell again, but in the new branch.
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cIdx--;
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continue;
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}
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}
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prevWellResPoint = ¤tWellResPoint;
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}
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// For the last cell, add the point 0.5 past the center of that cell
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// Remember that prevWellResPoint actually is the last one in this branch.
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if (prevWellResPoint && prevWellResPoint->isCell())
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{
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const RigCell& prevCell = eclipseCaseData->cellFromWellResultCell(*prevWellResPoint);
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cvf::Vec3d centerLastCell = prevCell.center();
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finishPipeCenterLine(pipeBranchesCLCoords, centerLastCell);
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}
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else if (prevWellResPoint && prevWellResPoint->isPointValid())
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{
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// Continue the line with the same point, just to keep the last Cell ID
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pipeBranchesCLCoords.back().push_back(prevWellResPoint->m_bottomPosition);
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}
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else
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{
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// Remove the ID that is superfluous since we will not add an ending point
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pipeBranchesCellIds.back().pop_back();
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}
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}
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if (useAllCellCenters) addCellCenterPoints(eclipseCaseData, pipeBranchesCLCoords, pipeBranchesCellIds);
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CVF_ASSERT(pipeBranchesCellIds.size() == pipeBranchesCLCoords.size());
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for (size_t i = 0 ; i < pipeBranchesCellIds.size() ; ++i)
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{
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CVF_ASSERT(pipeBranchesCellIds[i].size() == pipeBranchesCLCoords[i].size()-1);
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}
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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void RigSimulationWellCenterLineCalculator::addCellCenterPoints(const RigEclipseCaseData* eclipseCaseData,
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std::vector<std::vector<cvf::Vec3d>> &pipeBranchesCLCoords,
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std::vector<std::vector<RigWellResultPoint>> &pipeBranchesCellIds)
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{
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for ( size_t brIdx = 0; brIdx < pipeBranchesCellIds.size(); brIdx++ )
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{
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const std::vector<RigWellResultPoint>& branchResPoints = pipeBranchesCellIds[brIdx];
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const std::vector<cvf::Vec3d>& branchClPoints = pipeBranchesCLCoords[brIdx];
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std::vector<RigWellResultPoint> branchResPointsWithCellCenters;
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std::vector<cvf::Vec3d> branchClPointsWithCellCenters;
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for ( size_t cIdx = 0; cIdx < branchResPoints.size(); cIdx++ )
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{
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branchResPointsWithCellCenters.push_back(branchResPoints[cIdx]);
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branchClPointsWithCellCenters.push_back(branchClPoints[cIdx]);
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if ( branchResPoints[cIdx].isCell() )
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{
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const RigCell& cell = eclipseCaseData->cellFromWellResultCell(branchResPoints[cIdx]);
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cvf::Vec3d center = cell.center();
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branchClPointsWithCellCenters.push_back(center);
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branchResPointsWithCellCenters.push_back(branchResPoints[cIdx]);
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}
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}
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branchClPointsWithCellCenters.push_back(branchClPoints[branchResPoints.size()]);
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pipeBranchesCellIds[brIdx] = branchResPointsWithCellCenters;
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pipeBranchesCLCoords[brIdx] = branchClPointsWithCellCenters;
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}
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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bool RigSimulationWellCenterLineCalculator::hasAnyResultCells(const std::vector<RigWellResultBranch> &resBranches)
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{
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bool hasResultCells = false;
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if ( resBranches.size() )
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{
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for ( size_t i = 0 ; i < resBranches.size(); ++i )
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{
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if ( resBranches[i].m_branchResultPoints.size() != 0 )
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{
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hasResultCells = true;
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break;
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}
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}
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}
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return hasResultCells;
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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bool RigSimulationWellCenterLineCalculator::hasAnyValidDataCells(const RigWellResultBranch& branch)
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{
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bool hasValidData = false;
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for ( size_t cIdx = 0; cIdx < branch.m_branchResultPoints.size(); ++cIdx )
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{
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if ( branch.m_branchResultPoints[cIdx].isValid() )
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{
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hasValidData = true;
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break;
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}
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}
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return hasValidData;
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}
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//--------------------------------------------------------------------------------------------------
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/// All branches are completed using the point 0.5 past the center of
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/// last cell.
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//--------------------------------------------------------------------------------------------------
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void RigSimulationWellCenterLineCalculator::finishPipeCenterLine(std::vector< std::vector<cvf::Vec3d> > &pipeBranchesCLCoords, const cvf::Vec3d& lastCellCenter)
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{
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CVF_ASSERT(pipeBranchesCLCoords.size());
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CVF_ASSERT(pipeBranchesCLCoords.back().size());
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cvf::Vec3d entryPointLastCell = pipeBranchesCLCoords.back().back();
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pipeBranchesCLCoords.back().push_back(entryPointLastCell + 1.5*(lastCellCenter - entryPointLastCell) );
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}
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