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68 lines
2.9 KiB
Python
68 lines
2.9 KiB
Python
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# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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lasthin.py
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---------------------
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Date : September 2013
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Copyright : (C) 2013 by Martin Isenburg
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Email : martin near rapidlasso point 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__ = 'Martin Isenburg'
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__date__ = 'September 2013'
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__copyright__ = '(C) 2013, Martin Isenburg'
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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 processing.lidar.lastools.LAStoolsUtils import LAStoolsUtils
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from processing.lidar.lastools.LAStoolsAlgorithm import LAStoolsAlgorithm
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from processing.parameters.ParameterBoolean import ParameterBoolean
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from processing.parameters.ParameterNumber import ParameterNumber
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from processing.parameters.ParameterSelection import ParameterSelection
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class lasthin(LAStoolsAlgorithm):
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THIN_STEP = "THIN_STEP"
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OPERATION = "OPERATION"
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OPERATIONS= ["lowest", "random", "highest"]
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WITHHELD = "WITHHELD"
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def defineCharacteristics(self):
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self.name = "lasthin"
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self.group = "LAStools"
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self.addParametersVerboseGUI()
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self.addParametersPointInputGUI()
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self.addParameter(ParameterNumber(lasthin.THIN_STEP, "size of grid used for thinning", 0, None, 1.0))
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self.addParameter(ParameterSelection(lasthin.OPERATION, "keep particular point per cell", lasthin.OPERATIONS, 0))
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self.addParameter(ParameterBoolean(lasthin.WITHHELD, "mark points as withheld", False))
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self.addParametersPointOutputGUI()
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def processAlgorithm(self, progress):
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commands = [os.path.join(LAStoolsUtils.LAStoolsPath(), "bin", "lasthin.exe")]
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self.addParametersVerboseCommands(commands)
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self.addParametersPointInputCommands(commands)
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step = self.getParameterValue(lasthin.THIN_STEP)
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if step != 0.0:
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commands.append("-step")
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commands.append(str(step))
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operation = self.getParameterValue(lasthin.OPERATION)
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if operation != 0:
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commands.append("-" + OPERATIONS[operation])
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if self.getParameterValue(lasthin.WITHHELD):
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commands.append("-withheld")
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self.addParametersPointOutputCommands(commands)
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LAStoolsUtils.runLAStools(commands, progress)
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