XML Script Lidar and DTM Import

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OCAD can import Lidar data (las or laz file format) and DTM with XML Scirpt.

Example

This script imports laz data and create contour lines and the vegetation base map.


<?xml version="1.0" encoding="ISO-8859-1"?>
<OcadScript>
	<!-- 1. step: import all laz files and create ocdDem and ocdLas tiles-->
  <File.Open>
    <File>S:\O Map ZG\Template ZG.ocd</File>
  </File.Open>
  
	<File.SaveAs>
    <File>S:\O Map ZG\1_ocdDem\ZG.ocd</File>	
  </File.SaveAs>
	
	<Dem.DemImport>
		<LasImportDummy>
			<Directory>S:\O Map ZG\0_LAZ\</Directory>	
		</LasImportDummy>
		<LasImport>
			<Directory>S:\O Map ZG\0_LAZ\</Directory>	
		</LasImport>
		
		<CreateOcdDem>
		  <Enabled>true</Enabled>
			<Cellsize100>100</Cellsize100>
			<CreateVegetationBaseMap>false</CreateVegetationBaseMap>
			
			<LasDtm>
				<Enabled>true</Enabled>
				<Classification>
					<Unclassified>false</Unclassified>
					<Ground>true</Ground>
					<LowVegetation>false</LowVegetation>
					<MeanVegetation>false</MeanVegetation>
					<HighVegetation>false</HighVegetation>
					<Building>false</Building>
					<LowPoint>false</LowPoint>
					<Water>true</Water>
					<OverlapPoints>false</OverlapPoints>
					<Other>false</Other>
				</Classification>
				<ReturnType>1</ReturnType>
				<CreateAndLoadIntensityAndClassificationMap>false</CreateAndLoadIntensityAndClassificationMap>
			</LasDtm>
			
			<LasDsm>
				<Enabled>false</Enabled>
				<Classification>
					<Unclassified>false</Unclassified>
					<Ground>true</Ground>
					<LowVegetation>true</LowVegetation>
					<MeanVegetation>true</MeanVegetation>
					<HighVegetation>true</HighVegetation>
					<Building>true</Building>
					<LowPoint>true</LowPoint>
					<Water>true</Water>
					<OverlapPoints>false</OverlapPoints>
					<Other>false</Other>
				</Classification>
				<ReturnType>2</ReturnType>
				<CreateAndLoadIntensityAndClassificationMap>false</CreateAndLoadIntensityAndClassificationMap>
			</LasDsm>			
		</CreateOcdDem>	
			<CreateOcdLas>
				<Enabled>true</Enabled>
			</CreateOcdLas>
	</Dem.DemImport>
 
 <File.Save>
    <Enabled>true</Enabled>	
  </File.Save>
  <File.Close>
    <Enabled>true</Enabled>	
  </File.Close>

	<!-- 2. step: match height at tile borders-->	
  <File.Open>
    <File>S:\O Map ZG\Template ZG.ocd</File>
  </File.Open>
  <File.SaveAs>
    <File>S:\O Map ZG\2_ocdDemMatching\ZG.ocd</File>	
  </File.SaveAs>
  <Dem.MatchTiles>
    <InputFolder>S:\O Map ZG\1_ocdDem\</InputFolder>	
    <OutputFolder>S:\O Map ZG\2_ocdDemMatching\</OutputFolder>	
  </Dem.MatchTiles>
  <File.Save>
    <Enabled>true</Enabled>	
  </File.Save>
  <File.Close>
    <Enabled>true</Enabled>	
  </File.Close>

	<!-- 3. step: merge ocdDem tiles to 7000m x 7000m ocdDem tiles (5000m x 5000m + 1000m border around): -->		
  <File.Open>
    <File>S:\O Map ZG\Template ZG.ocd</File>
  </File.Open>
  <File.SaveAs>
    <File>S:\O Map ZG\3_ocdDemMerging\ZG.ocd</File>	
  </File.SaveAs>
  <Dem.MergeTiles>
    <InputFolder>S:\O Map ZG\2_ocdDemMatching\</InputFolder>	
    <OutputFolder>S:\O Map ZG\3_ocdDemMerging\</OutputFolder>	
    <TileSize>5000</TileSize>	
  </Dem.MergeTiles>
  <File.Save>
    <Enabled>true</Enabled>	
  </File.Save>
  <File.Close>
    <Enabled>true</Enabled>	
  </File.Close>

	<!-- 4. step: crop ocdDem tiles to 5000m x 5000m -->		
  <File.Open>
    <File>S:\O Map ZG\Template ZG.ocd</File>
  </File.Open>
  <File.SaveAs>
    <File>S:\O Map ZG\5_ocdDem_Cropped\ZG.ocd</File>	
  </File.SaveAs>
  <Dem.CropTiles>
    <InputFolder>S:\O Map ZG\3_ocdDemMerging\</InputFolder>	
    <OutputFolder>S:\O Map ZG\5_ocdDem_Cropped\</OutputFolder>	
    <TileSize>5000</TileSize>	
  </Dem.CropTiles>
  <File.Save>
    <Enabled>true</Enabled>	
  </File.Save>
  <File.Close>
    <Enabled>true</Enabled>	
  </File.Close>	
	
	<!-- 5. step: create contour lines -->		
  <Dem.CreateContourLines>
		<Enabled>true</Enabled>	
    <TemplateFile>S:\O Map ZG\Template ZG.ocd</TemplateFile>
    <InputFolder>S:\O Map ZG\5_ocdDem_Cropped\</InputFolder>	
    <OutputFolder>S:\O Map ZG\7_CreateContourLines\</OutputFolder>	
    <TileSizeCropping>5000</TileSizeCropping>	
    <Merging>true</Merging>	
		<EquidistanceOriginal>500</EquidistanceOriginal>
		<CreateNotSmoothedContours>false</CreateNotSmoothedContours>
		<EquidistanceLevel1>250</EquidistanceLevel1>
		<EquidistanceLevel2>1250</EquidistanceLevel2>
		<EquidistanceLevel3>0</EquidistanceLevel3>
		<SymbolNumberLevel1>101000</SymbolNumberLevel1>
		<SymbolNumberLevel2>102000</SymbolNumberLevel2>
		<SymbolNumberLevel3>0</SymbolNumberLevel3>
		<CreateSmoothedContoursUsingTpi>true</CreateSmoothedContoursUsingTpi>
		<EquidistanceTpiOriginal>250</EquidistanceTpiOriginal>
		<EquidistanceTpiLevel1>250</EquidistanceTpiLevel1>
		<EquidistanceTpiLevel2>1250</EquidistanceTpiLevel2>
		<EquidistanceTpiLevel3>0</EquidistanceTpiLevel3>
		<SymbolNumberTpiLevel1>101000</SymbolNumberTpiLevel1>
		<SymbolNumberTpiLevel2>102000</SymbolNumberTpiLevel2>
		<SymbolNumberTpiLevel3>0</SymbolNumberTpiLevel3>
		<UseDifferentSymbolsForDepressions>false</UseDifferentSymbolsForDepressions>
		<SymbolNumberLevel1Depr>0</SymbolNumberLevel1Depr>
		<SymbolNumberLevel2Depr>0</SymbolNumberLevel2Depr>
		<SymbolNumberLevel3Depr>0</SymbolNumberLevel3Depr>
		<SymbolNumberTpiLevel1Depr>0</SymbolNumberTpiLevel1Depr>
		<SymbolNumberTpiLevel2Depr>0</SymbolNumberTpiLevel2Depr>
		<SymbolNumberTpiLevel3Depr>0</SymbolNumberTpiLevel3Depr>
		<DeleteCombinedDemFile>true</DeleteCombinedDemFile>
		<MinimumContourValue>0</MinimumContourValue>
		<MaximumContourValue>0</MaximumContourValue>
		<IsMaxContourLength>false</IsMaxContourLength>
		<MaxContourLength>0</MaxContourLength>
  </Dem.CreateContourLines>

	<!-- 6. step: merge contour lines into one ocd file-->		
  <File.Open>
    <File>S:\O Map ZG\Template ZG.ocd</File>
  </File.Open>
  <File.SaveAs>
    <File>S:\O Map ZG\8_ImportAllOcds\Contour Lines.ocd</File>	
  </File.SaveAs>
  <File.Import.Ocd>
    <Directory>S:\O Map ZG\7_CreateContourLines</Directory>
		<SymbolOption>0</SymbolOption>
		<ColorOption>0</ColorOption>
  </File.Import.Ocd>	
  <File.Save>
    <Enabled>true</Enabled>	
  </File.Save>
  <File.Close>
    <Enabled>true</Enabled>	
  </File.Close>

	<!-- 7. step: create vegetation base map (png file) for each ocdLas file-->		
  <File.Open>
    <File>S:\O Map ZG\Template ZG.ocd</File>
  </File.Open>
  
	<File.SaveAs>
    <File>S:\O Map ZG\11_png\ZG.ocd</File>	
  </File.SaveAs>
	
  <Dem.CreateVegetationBaseMap>
		<Enabled>true</Enabled>
    <InputFolder>S:\O Map ZG\1_ocdDem\</InputFolder>	
    <OutputFolder>S:\O Map ZG\11_png\</OutputFolder>	
			
		<CellSize>1</CellSize>
		
		<NeighborhoodKernelUndergrowth>3</NeighborhoodKernelUndergrowth>
		<ThresholdUndergrowthLow>0.00</ThresholdUndergrowthLow>
		<ThresholdUndergrowthHigh>0.00</ThresholdUndergrowthHigh>	
		<ThresholdUndergrowthSlow>+1.00</ThresholdUndergrowthSlow>
		<ThresholdUndergrowthDifficult>+1.00</ThresholdUndergrowthDifficult>
		
		<NeighborhoodKernelVegetation>5</NeighborhoodKernelVegetation>
		<ThresholdVegetationLow>0.30</ThresholdVegetationLow>
		<ThresholdVegetationHigh>3.00</ThresholdVegetationHigh>
		
		<ThresholdVegetationSlow>-0.40</ThresholdVegetationSlow>
		<ThresholdVegetationDifficult>-0.20</ThresholdVegetationDifficult>
		<ThresholdVegetationVeryDifficult>+0.20</ThresholdVegetationVeryDifficult>
		
		<ThresholdOverlapPointsLow>0.30</ThresholdOverlapPointsLow>		
		<ShowAreaWithNoData>false</ShowAreaWithNoData>
		<UseFilter>true</UseFilter>
		<LasClassification>
			<NeverClassified>false</NeverClassified>
			<Unclassified>false</Unclassified>
			<Ground>true</Ground>
			<LowVegetation>true</LowVegetation>
			<MediumVegetation>true</MediumVegetation>
			<HighVegetation>true</HighVegetation>
			<Building>false</Building>
			<LowPoint>false</LowPoint>
			<HighPoint>false</HighPoint>
			<Water>false</Water>
			<Railroad>false</Railroad>
			<Road>false</Road>
			<Overlap>false</Overlap>
			<WireGuard>false</WireGuard>
			<WireConductor>false</WireConductor>
			<TransmissionTower>false</TransmissionTower>
			<WireStructurConnector>false</WireStructurConnector>
			<Bridge>false</Bridge>
			<Other>false</Other>	
		</LasClassification>		
  </Dem.CreateVegetationBaseMap>
  
	<File.Save>
    <Enabled>true</Enabled>	
  </File.Save>
  
	<File.Close>
    <Enabled>true</Enabled>	
  </File.Close>
	
	<!-- 7. step: merge png files to bigger tiles-->		
  <File.Open>
    <File>S:\O Map ZG\Template ZG.ocd</File>
  </File.Open>
  
	<File.SaveAs>
    <File>S:\O Map ZG\12_MergePng\ZG.ocd</File>	
  </File.SaveAs>
	
  <Dem.MergeRasterMapTiles>
		<Enabled>true</Enabled>
    <InputFolder>S:\O Map ZG\11_png\</InputFolder>	
    <OutputFolder>S:\O Map ZG\12_MergePng\</OutputFolder>	
  </Dem.MergeRasterMapTiles>

  <File.Save>
    <Enabled>true</Enabled>	
  </File.Save>
	
  <File.Close>
    <Enabled>true</Enabled>	
  </File.Close>	
</OcadScript>