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115 lines
4.8 KiB
Python
115 lines
4.8 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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dinftranslimaccum.py
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---------------------
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Date : October 2012
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Copyright : (C) 2012 by Alexander Bruy
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Email : alexander dot bruy at gmail dot com
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***************************************************************************
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* *
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* This program 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 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************
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"""
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__author__ = 'Alexander Bruy'
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__date__ = 'October 2012'
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__copyright__ = '(C) 2012, Alexander Bruy'
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# This will get replaced with a git SHA1 when you do a git archive
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__revision__ = '$Format:%H$'
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import os
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from PyQt4.QtGui import QIcon
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from processing.core.GeoAlgorithm import GeoAlgorithm
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from processing.core.ProcessingConfig import ProcessingConfig
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from processing.core.GeoAlgorithmExecutionException import \
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GeoAlgorithmExecutionException
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from processing.core.parameters import ParameterRaster
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from processing.core.parameters import ParameterVector
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from processing.core.parameters import ParameterBoolean
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from processing.core.outputs import OutputRaster
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from TauDEMUtils import TauDEMUtils
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class DinfTransLimAccum(GeoAlgorithm):
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DINF_FLOW_DIR_GRID = 'DINF_FLOW_DIR_GRID'
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SUPPLY_GRID = 'SUPPLY_GRID'
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CAPACITY_GRID = 'CAPACITY_GRID'
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IN_CONCENTR_GRID = 'IN_CONCENTR_GRID'
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OUTLETS_SHAPE = 'OUTLETS_SHAPE'
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EDGE_CONTAM = 'EDGE_CONTAM'
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TRANSP_LIM_ACCUM_GRID = 'TRANSP_LIM_ACCUM_GRID'
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DEPOSITION_GRID = 'DEPOSITION_GRID'
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OUT_CONCENTR_GRID = 'OUT_CONCENTR_GRID'
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def getIcon(self):
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return QIcon(os.path.dirname(__file__) + '/../../images/taudem.png')
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def defineCharacteristics(self):
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self.name, self.i18n_name = self.trAlgorithm('D-Infinity Transport Limited Accumulation')
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self.cmdName = 'dinftranslimaccum'
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self.group, self.i18n_group = self.trAlgorithm('Specialized Grid Analysis tools')
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self.addParameter(ParameterRaster(self.DINF_FLOW_DIR_GRID,
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self.tr('D-Infinity Flow Direction Grid'), False))
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self.addParameter(ParameterRaster(self.SUPPLY_GRID,
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self.tr('Supply Grid'), False))
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self.addParameter(ParameterRaster(self.CAPACITY_GRID,
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self.tr('Transport Capacity Grid'), False))
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self.addParameter(ParameterVector(self.OUTLETS_SHAPE,
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self.tr('Outlets Shapefile'),
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[ParameterVector.VECTOR_TYPE_POINT], True))
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self.addParameter(ParameterBoolean(self.EDGE_CONTAM,
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self.tr('Check for edge contamination'), True))
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self.addOutput(OutputRaster(self.TRANSP_LIM_ACCUM_GRID,
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self.tr('Transport Limited Accumulation Grid')))
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self.addOutput(OutputRaster(self.DEPOSITION_GRID,
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self.tr('Deposition Grid')))
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def processAlgorithm(self, progress):
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commands = []
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commands.append(os.path.join(TauDEMUtils.mpiexecPath(), 'mpiexec'))
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processNum = ProcessingConfig.getSetting(TauDEMUtils.MPI_PROCESSES)
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if processNum <= 0:
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raise GeoAlgorithmExecutionException(
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self.tr('Wrong number of MPI processes used. Please set '
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'correct number before running TauDEM algorithms.'))
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commands.append('-n')
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commands.append(unicode(processNum))
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commands.append(os.path.join(TauDEMUtils.taudemPath(), self.cmdName))
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commands.append('-ang')
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commands.append(self.getParameterValue(self.DINF_FLOW_DIR_GRID))
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commands.append('-tsup')
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commands.append(self.getParameterValue(self.SUPPLY_GRID))
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commands.append('-tc')
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commands.append(self.getParameterValue(self.CAPACITY_GRID))
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param = self.getParameterValue(self.OUTLETS_SHAPE)
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if param is not None:
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commands.append('-o')
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commands.append(param)
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if not self.getParameterValue(self.EDGE_CONTAM):
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commands.append('-nc')
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commands.append('-tla')
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commands.append(self.getOutputValue(self.TRANSP_LIM_ACCUM_GRID))
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commands.append('-tdep')
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commands.append(self.getOutputValue(self.DEPOSITION_GRID))
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TauDEMUtils.executeTauDEM(commands, progress)
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