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126 lines
4.7 KiB
C++
126 lines
4.7 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>
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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,
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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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