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src/analysis/processing/pdal/qgsalgorithmpdaldensity.cpp
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| /*************************************************************************** | ||
| qgsalgorithmpdaldensity.cpp | ||
| --------------------- | ||
| begin : February 2023 | ||
| copyright : (C) 2023 by Alexander Bruy | ||
| email : alexander dot bruy at gmail dot com | ||
| ***************************************************************************/ | ||
|
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||
| /*************************************************************************** | ||
| * * | ||
| * This program is free software; you can redistribute it and/or modify * | ||
| * it under the terms of the GNU General Public License as published by * | ||
| * the Free Software Foundation; either version 2 of the License, or * | ||
| * (at your option) any later version. * | ||
| * * | ||
| ***************************************************************************/ | ||
|
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| #include "qgsalgorithmpdaldensity.h" | ||
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| #include "qgsrunprocess.h" | ||
| #include "qgspointcloudlayer.h" | ||
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| ///@cond PRIVATE | ||
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| QString QgsPdalDensityAlgorithm::name() const | ||
| { | ||
| return QStringLiteral( "density" ); | ||
| } | ||
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| QString QgsPdalDensityAlgorithm::displayName() const | ||
| { | ||
| return QObject::tr( "Density" ); | ||
| } | ||
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| QString QgsPdalDensityAlgorithm::group() const | ||
| { | ||
| return QObject::tr( "Point cloud extraction" ); | ||
| } | ||
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| QString QgsPdalDensityAlgorithm::groupId() const | ||
| { | ||
| return QStringLiteral( "pointcloudextraction" ); | ||
| } | ||
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| QStringList QgsPdalDensityAlgorithm::tags() const | ||
| { | ||
| return QObject::tr( "cell,count,density,raster" ).split( ',' ); | ||
| } | ||
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| QString QgsPdalDensityAlgorithm::shortHelpString() const | ||
| { | ||
| return QObject::tr( "This algorithm exports a raster file where each cell contains number of points that are in that cell's area." ); | ||
| } | ||
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| QgsPdalDensityAlgorithm *QgsPdalDensityAlgorithm::createInstance() const | ||
| { | ||
| return new QgsPdalDensityAlgorithm(); | ||
| } | ||
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| void QgsPdalDensityAlgorithm::initAlgorithm( const QVariantMap & ) | ||
| { | ||
| addParameter( new QgsProcessingParameterPointCloudLayer( QStringLiteral( "INPUT" ), QObject::tr( "Input layer" ) ) ); | ||
| addParameter( new QgsProcessingParameterNumber( QStringLiteral( "RESOLUTION" ), QObject::tr( "Resoultion of the density raster" ), QgsProcessingParameterNumber::Integer, 1, false, 1 ) ); | ||
| addParameter( new QgsProcessingParameterNumber( QStringLiteral( "TILE_SIZE" ), QObject::tr( "Tile size for parallel runs" ), QgsProcessingParameterNumber::Integer, 1000, false, 1 ) ); | ||
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| std::unique_ptr< QgsProcessingParameterNumber > paramOriginX = std::make_unique< QgsProcessingParameterNumber >( QStringLiteral( "ORIGIN_X" ), QObject::tr( "X origin of a tile for parallel runs" ), QgsProcessingParameterNumber::Integer, QVariant(), true, 0 ); | ||
| paramOriginX->setFlags( paramOriginX->flags() | QgsProcessingParameterDefinition::FlagAdvanced ); | ||
| addParameter( paramOriginX.release() ); | ||
| std::unique_ptr< QgsProcessingParameterNumber > paramOriginY = std::make_unique< QgsProcessingParameterNumber >( QStringLiteral( "ORIGIN_Y" ), QObject::tr( "Y origin of a tile for parallel runs" ), QgsProcessingParameterNumber::Integer, QVariant(), true, 0 ); | ||
| paramOriginY->setFlags( paramOriginY->flags() | QgsProcessingParameterDefinition::FlagAdvanced ); | ||
| addParameter( paramOriginY.release() ); | ||
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| addParameter( new QgsProcessingParameterRasterDestination( QStringLiteral( "OUTPUT" ), QObject::tr( "Density raster" ) ) ); | ||
| } | ||
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| QStringList QgsPdalDensityAlgorithm::createArgumentLists( const QVariantMap ¶meters, QgsProcessingContext &context, QgsProcessingFeedback *feedback ) | ||
| { | ||
| Q_UNUSED( feedback ); | ||
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| QgsPointCloudLayer *layer = parameterAsPointCloudLayer( parameters, QStringLiteral( "INPUT" ), context ); | ||
| if ( !layer ) | ||
| throw QgsProcessingException( invalidPointCloudError( parameters, QStringLiteral( "INPUT" ) ) ); | ||
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| bool hasOriginX = parameters.value( QStringLiteral( "ORIGIN_X" ) ).isValid(); | ||
| bool hasOriginY = parameters.value( QStringLiteral( "ORIGIN_Y" ) ).isValid(); | ||
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| if ( ( hasOriginX && !hasOriginY ) || ( !hasOriginX && hasOriginY ) ) | ||
| { | ||
| throw QgsProcessingException( QObject::tr( "Specify both X and Y tile origin or don't set any of them." ) ); | ||
| } | ||
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| const QString outputFile = parameterAsOutputLayer( parameters, QStringLiteral( "OUTPUT" ), context ); | ||
| setOutputValue( QStringLiteral( "OUTPUT" ), outputFile ); | ||
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| int resolution = parameterAsInt( parameters, QStringLiteral( "RESOLUTION" ), context ); | ||
| int tileSize = parameterAsInt( parameters, QStringLiteral( "TILE_SIZE" ), context ); | ||
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| QStringList args = { QStringLiteral( "density" ), | ||
| QStringLiteral( "--input=%1" ).arg( layer->source() ), | ||
| QStringLiteral( "--output=%1" ).arg( outputFile ), | ||
| QStringLiteral( "--resolution=%1" ).arg( resolution ), | ||
| QStringLiteral( "--tile-size=%1" ).arg( tileSize ) | ||
| }; | ||
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| if ( hasOriginX && hasOriginY ) | ||
| { | ||
| args << QStringLiteral( "--tile-origin-x=%1" ).arg( parameterAsInt( parameters, QStringLiteral( "ORIGIN_X" ), context ) ); | ||
| args << QStringLiteral( "--tile-origin-y=%1" ).arg( parameterAsInt( parameters, QStringLiteral( "ORIGIN_Y" ), context ) ); | ||
| } | ||
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| addThreadsParameter( args ); | ||
| return args; | ||
| } | ||
|
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| ///@endcond |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| /*************************************************************************** | ||
| qgsalgorithmpdaldensity.h | ||
| --------------------- | ||
| begin : February 2023 | ||
| copyright : (C) 2023 by Alexander Bruy | ||
| email : alexander dot bruy at gmail dot com | ||
| ***************************************************************************/ | ||
|
|
||
| /*************************************************************************** | ||
| * * | ||
| * This program is free software; you can redistribute it and/or modify * | ||
| * it under the terms of the GNU General Public License as published by * | ||
| * the Free Software Foundation; either version 2 of the License, or * | ||
| * (at your option) any later version. * | ||
| * * | ||
| ***************************************************************************/ | ||
|
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| #ifndef QGSALGORITHMPDALDENSITY_H | ||
| #define QGSALGORITHMPDALDENSITY_H | ||
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| #define SIP_NO_FILE | ||
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| #include "qgis_sip.h" | ||
| #include "qgspdalalgorithmbase.h" | ||
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| ///@cond PRIVATE | ||
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| /** | ||
| * Native point cloud density algorithm. | ||
| */ | ||
| class QgsPdalDensityAlgorithm : public QgsPdalAlgorithmBase | ||
| { | ||
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| public: | ||
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| QgsPdalDensityAlgorithm() = default; | ||
| void initAlgorithm( const QVariantMap &configuration = QVariantMap() ) override; | ||
| QString name() const override; | ||
| QString displayName() const override; | ||
| QString group() const override; | ||
| QString groupId() const override; | ||
| QStringList tags() const override; | ||
| QString shortHelpString() const override; | ||
| QgsPdalDensityAlgorithm *createInstance() const override SIP_FACTORY; | ||
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| QStringList createArgumentLists( const QVariantMap ¶meters, | ||
| QgsProcessingContext &context, QgsProcessingFeedback *feedback ) override; | ||
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| friend class TestQgsProcessingPdalAlgs; | ||
| }; | ||
|
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| ///@endcond PRIVATE | ||
|
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| #endif // QGSALGORITHMPDALDENSITY_H |
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