Update ClipData.py

python/plugins/processing/algs/lidar/fusion/ClipData.py

@@ -27,6 +27,7 @@
 
 import os
 import subprocess
+from processing.core.parameters import ParameterBoolean
 from processing.core.parameters import ParameterFile
 from processing.core.parameters import ParameterExtent
 from processing.core.parameters import ParameterSelection
@@ -41,6 +42,8 @@ class ClipData(FusionAlgorithm):
     OUTPUT = 'OUTPUT'
     EXTENT = 'EXTENT'
     SHAPE = 'SHAPE'
+    DTM = 'DTM'
+    HEIGHT = 'HEIGHT'
 
     def defineCharacteristics(self):
         self.name, self.i18n_name = self.trAlgorithm('Clip Data')
@@ -52,13 +55,27 @@ def defineCharacteristics(self):
             self.SHAPE, self.tr('Shape'), ['Rectangle', 'Circle']))
         self.addOutput(OutputFile(
             self.OUTPUT, self.tr('Output clipped LAS file')))
+        dtm = ParameterFile(
+            self.DTM, self.tr('Ground file for height normalization'))
+        dtm.isAdvanced = True
+        self.addParameter(dtm)
+        height = ParameterBoolean(
+            self.HEIGHT, self.tr("Convert point elevations into heights above ground (used with 'DTM')"), False)
+        height.isAdvanced = True
+        self.addParameter(height)
         self.addAdvancedModifiers()
 
     def processAlgorithm(self, progress):
         commands = [os.path.join(FusionUtils.FusionPath(), 'ClipData.exe')]
         commands.append('/verbose')
         self.addAdvancedModifiersToCommand(commands)
         commands.append('/shape:' + unicode(self.getParameterValue(self.SHAPE)))
+        dtm = self.getParameterValue(self.DTM)
+        if dtm:
+            commands.append('/dtm:'+unicode(dtm))
+        height = self.getParameterValue(self.HEIGHT)
+        if height:
+            commands.append('/height')
         files = self.getParameterValue(self.INPUT).split(';')
         if len(files) == 1:
             commands.append(self.getParameterValue(self.INPUT))