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125 lines
4.5 KiB
C++
125 lines
4.5 KiB
C++
/////////////////////////////////////////////////////////////////////////////////
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//
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// Copyright (C) 2018- Equinor 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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#include "RivPolylineGenerator.h"
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#include "cvfDrawableGeo.h"
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#include "cvfPrimitiveSetDirect.h"
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#include "cvfPrimitiveSetIndexedUInt.h"
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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cvf::ref<cvf::DrawableGeo> RivPolylineGenerator::createLineAlongPolylineDrawable(const std::vector<cvf::Vec3d>& polyLine, bool closeLine)
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{
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std::vector<std::vector<cvf::Vec3d>> polyLines;
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polyLines.push_back(polyLine);
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return createLineAlongPolylineDrawable(polyLines, closeLine);
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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cvf::ref<cvf::DrawableGeo>
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RivPolylineGenerator::createLineAlongPolylineDrawable(const std::vector<std::vector<cvf::Vec3d>>& polyLines, bool closeLine)
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{
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std::vector<cvf::uint> lineIndices;
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std::vector<cvf::Vec3f> vertices;
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for (const std::vector<cvf::Vec3d>& polyLine : polyLines)
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{
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if (polyLine.size() < 2) continue;
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size_t verticesCount = vertices.size();
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for (size_t i = 0; i < polyLine.size(); ++i)
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{
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vertices.emplace_back(polyLine[i]);
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if (i < polyLine.size() - 1)
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{
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lineIndices.push_back(static_cast<cvf::uint>(verticesCount + i));
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lineIndices.push_back(static_cast<cvf::uint>(verticesCount + i + 1));
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}
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}
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if (closeLine && vertices.front() != vertices.back())
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{
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lineIndices.push_back(static_cast<cvf::uint>(verticesCount + polyLine.size() - 1));
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lineIndices.push_back(static_cast<cvf::uint>(verticesCount));
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}
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}
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if (vertices.empty()) return nullptr;
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cvf::ref<cvf::Vec3fArray> vx = new cvf::Vec3fArray;
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vx->assign(vertices);
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cvf::ref<cvf::UIntArray> idxes = new cvf::UIntArray;
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idxes->assign(lineIndices);
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cvf::ref<cvf::PrimitiveSetIndexedUInt> prim = new cvf::PrimitiveSetIndexedUInt(cvf::PT_LINES);
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prim->setIndices(idxes.p());
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cvf::ref<cvf::DrawableGeo> polylineGeo = new cvf::DrawableGeo;
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polylineGeo->setVertexArray(vx.p());
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polylineGeo->addPrimitiveSet(prim.p());
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return polylineGeo;
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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cvf::ref<cvf::DrawableGeo> RivPolylineGenerator::createPointsFromPolylineDrawable(const std::vector<cvf::Vec3d>& polyLine)
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{
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std::vector<std::vector<cvf::Vec3d>> polyLines;
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polyLines.push_back(polyLine);
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return createPointsFromPolylineDrawable( polyLines );
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}
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//--------------------------------------------------------------------------------------------------
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///
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//--------------------------------------------------------------------------------------------------
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cvf::ref<cvf::DrawableGeo>
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RivPolylineGenerator::createPointsFromPolylineDrawable(const std::vector<std::vector<cvf::Vec3d>>& polyLines)
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{
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std::vector<cvf::Vec3f> vertices;
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for (const std::vector<cvf::Vec3d>& polyLine : polyLines)
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{
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for (const auto& pl : polyLine)
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{
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vertices.emplace_back(pl);
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}
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}
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if (vertices.empty()) return nullptr;
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cvf::ref<cvf::PrimitiveSetDirect> primSet = new cvf::PrimitiveSetDirect(cvf::PT_POINTS);
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primSet->setStartIndex(0);
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primSet->setIndexCount(vertices.size());
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cvf::ref<cvf::DrawableGeo> geo = new cvf::DrawableGeo;
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cvf::ref<cvf::Vec3fArray> vx = new cvf::Vec3fArray(vertices);
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geo->setVertexArray(vx.p());
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geo->addPrimitiveSet(primSet.p());
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return geo;
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}
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