QGIS/python/plugins/processing/algs/taudem/dinftranslimaccum_multi.py
2015-08-22 14:29:41 +02:00

115 lines
4.8 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
dinftranslimaccum_multi.py
---------------------
Date : March 2015
Copyright : (C) 2015 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. *
* *
***************************************************************************
"""
__author__ = 'Alexander Bruy'
__date__ = 'March 2015'
__copyright__ = '(C) 2015, Alexander Bruy'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
import os
from PyQt4.QtGui import QIcon
from processing.core.GeoAlgorithm import GeoAlgorithm
from processing.core.ProcessingConfig import ProcessingConfig
from processing.core.GeoAlgorithmExecutionException import \
GeoAlgorithmExecutionException
from processing.core.parameters import ParameterFile
from processing.core.parameters import ParameterVector
from processing.core.parameters import ParameterBoolean
from processing.core.outputs import OutputDirectory
from TauDEMUtils import TauDEMUtils
class DinfTransLimAccumMulti(GeoAlgorithm):
DINF_FLOW_DIR_GRID = 'DINF_FLOW_DIR_GRID'
SUPPLY_GRID = 'SUPPLY_GRID'
CAPACITY_GRID = 'CAPACITY_GRID'
IN_CONCENTR_GRID = 'IN_CONCENTR_GRID'
OUTLETS_SHAPE = 'OUTLETS_SHAPE'
EDGE_CONTAM = 'EDGE_CONTAM'
TRANSP_LIM_ACCUM_GRID = 'TRANSP_LIM_ACCUM_GRID'
DEPOSITION_GRID = 'DEPOSITION_GRID'
OUT_CONCENTR_GRID = 'OUT_CONCENTR_GRID'
def getIcon(self):
return QIcon(os.path.dirname(__file__) + '/../../images/taudem.png')
def defineCharacteristics(self):
self.name, self.i18n_name = self.trAlgorithm('D-Infinity Transport Limited Accumulation (multifile)')
self.cmdName = 'dinftranslimaccum'
self.group, self.i18n_group = self.trAlgorithm('Specialized Grid Analysis tools')
self.addParameter(ParameterFile(self.DINF_FLOW_DIR_GRID,
self.tr('D-Infinity Flow Direction Grid'), True, False))
self.addParameter(ParameterFile(self.SUPPLY_GRID,
self.tr('Supply Grid'), True, False))
self.addParameter(ParameterFile(self.CAPACITY_GRID,
self.tr('Transport Capacity Grid'), True, False))
self.addParameter(ParameterVector(self.OUTLETS_SHAPE,
self.tr('Outlets Shapefile'),
[ParameterVector.VECTOR_TYPE_POINT], True))
self.addParameter(ParameterBoolean(self.EDGE_CONTAM,
self.tr('Check for edge contamination'), True))
self.addOutput(OutputDirectory(self.TRANSP_LIM_ACCUM_GRID,
self.tr('Transport Limited Accumulation Grid')))
self.addOutput(OutputDirectory(self.DEPOSITION_GRID,
self.tr('Deposition Grid')))
def processAlgorithm(self, progress):
commands = []
commands.append(os.path.join(TauDEMUtils.mpiexecPath(), 'mpiexec'))
processNum = ProcessingConfig.getSetting(TauDEMUtils.MPI_PROCESSES)
if processNum <= 0:
raise GeoAlgorithmExecutionException(
self.tr('Wrong number of MPI processes used. Please set '
'correct number before running TauDEM algorithms.'))
commands.append('-n')
commands.append(unicode(processNum))
commands.append(os.path.join(TauDEMUtils.taudemMultifilePath(), self.cmdName))
commands.append('-ang')
commands.append(self.getParameterValue(self.DINF_FLOW_DIR_GRID))
commands.append('-tsup')
commands.append(self.getParameterValue(self.SUPPLY_GRID))
commands.append('-tc')
commands.append(self.getParameterValue(self.CAPACITY_GRID))
param = self.getParameterValue(self.OUTLETS_SHAPE)
if param is not None:
commands.append('-o')
commands.append(param)
if not self.getParameterValue(self.EDGE_CONTAM):
commands.append('-nc')
commands.append('-tla')
commands.append(self.getOutputValue(self.TRANSP_LIM_ACCUM_GRID))
commands.append('-tdep')
commands.append(self.getOutputValue(self.DEPOSITION_GRID))
TauDEMUtils.executeTauDEM(commands, progress)