added GroundFilter (fusion)

volayaf · volayaf · commit fe0e48b5d5c6 · 2012-05-08T19:39:40.000Z
git-svn-id: http://sextante.googlecode.com/svn/trunk/soft/bindings/qgis-plugin@174 881b9c09-3ef8-f3c2-ec3d-21d735c97f4d
diff --git a/src/sextante/fusion/GroundFilter.py b/src/sextante/fusion/GroundFilter.py
@@ -0,0 +1,42 @@
+import os
+from sextante.parameters.ParameterFile import ParameterFile
+from sextante.fusion.FusionUtils import FusionUtils
+import subprocess
+from sextante.outputs.OutputFile import OutputFile
+from sextante.fusion.FusionAlgorithm import FusionAlgorithm
+from sextante.parameters.ParameterNumber import ParameterNumber
+
+class GroundFilter(FusionAlgorithm):
+
+    INPUT = "INPUT"
+    OUTPUT = "OUTPUT"
+    CELLSIZE = "CELLSIZE"
+
+
+    def defineCharacteristics(self):
+        self.name = "Ground Filter"
+        self.group = "Points"
+        self.addParameter(ParameterFile(self.INPUT, "Input las layer"))
+        self.addParameter(ParameterNumber(self.CELLSIZE, "Cellsize for intermediate surfaces", 0, None, 10))
+        self.addOutput(OutputFile(self.OUTPUT, "Output ground las file"))
+        self.addAdvancedModifiers()
+
+    def processAlgorithm(self, progress):
+        commands = [os.path.join(FusionUtils.FusionPath(), "GroundFilter.exe")]
+        commands.append("/verbose")
+        self.addAdvancedModifiersToCommand(commands)
+        outFile = self.getOutputValue(self.OUTPUT) + ".lda"
+        commands.append(str(self.getParameterValue(self.CELLSIZE)))
+        commands.append(outFile)
+        files = self.getParameterValue(self.INPUT).split(";")
+        if len(files) == 1:
+            commands.append(self.getParameterValue(self.INPUT))
+        else:
+            FusionUtils.createFileList(files)
+            commands.append(FusionUtils.tempFileListFilepath())
+        FusionUtils.runFusion(commands, progress)
+        commands = [os.path.join(FusionUtils.FusionPath(), "LDA2LAS.exe")]
+        commands.append(outFile)
+        commands.append(self.getOutputValue(self.OUTPUT))
+        p = subprocess.Popen(commands, shell=True)
+        p.wait()
