TIN kopieren (3D Analyst)

Zusammenfassung

Dient zum Erstellen einer Kopie eines Triangulated Irregular Network (TIN)-Datasets

Verwendung

Syntax

CopyTIN_3d (in_tin, out_tin, {version})
ParameterErläuterungDatentyp
in_tin

The input TIN.

TIN Layer
out_tin

The output TIN dataset.

TIN
version
(optional)

Die Version des Ausgabe-TINs.

  • CURRENTDie aktuelle TIN-Version von ArcGIS 10.0, mit der die Constrained Delaunay-Triangulation unterstützt wird. Dies ist die Standardeinstellung.
  • PRE_10.0Die TIN-Version, die vor ArcGIS 10.0 unterstützt wurde, und mit der nur eine Delaunay-konforme Triangulation unterstützt wird.
String

Codebeispiel

CopyTIN – Beispiel 1 (Python-Fenster)

The following sample demonstrates the use of this tool in the Python window:

import arcpy
from arcpy import env

arcpy.CheckOutExtension("3D")
env.workspace = "C:/data"
arcpy.CopyTin_3d("elevation", "elevation_copy", "CURRENT")
CopyTIN – Beispiel 2 (eigenständiges Skript)

The following sample demonstrates the use of this tool in a stand-alone Python script:

'''****************************************************************************
Name: Define Data Boundary of LAS File
Description: This script demonstrates how to delineate data boundaries of 
             LAS files with irregularly clustered points. It is intended for 
             use as a script tool with one input LAS file.
****************************************************************************'''
# Import system modules
import arcpy
import exceptions, sys, traceback

# Set local variables
inLas = arcpy.GetParameterAsText(0) #input LAS file
ptSpacing = arcpy.GetParameterAsText(1) # LAS point spacing
classCode = arcpy.GetParameterAsText(2) # List of integers
returnValue = arcpy.GetParameterAsText(3) # List of strings
outTin = arcpy.GetParameterAsText(4) # TIN created to delineate data area
outBoundary = arcpy.GetParameterAsText(5) # Polygon boundary file

try:
    arcpy.CheckOutExtension("3D")
    # Execute LASToMultipoint
    arcpy.AddMessage("Creating multipoint features from LAS...")
    lasMP = arcpy.CreateUniqueName('lasMultipoint', 'in_memory')
    arcpy.ddd.LASToMultipoint(inLas, LasMP, ptSpacing, class_code, 
                             "ANY_RETURNS", "", sr, inFormat, zfactor)
    # Execute CreateTin
    arcpy.AddMessage("Creating TIN dataset...")
    arcpy.ddd.CreateTin(outTin, sr, "{0} Shape.Z masspoints"\
                       .format(lasMP), "Delaunay")
    # Execute CopyTin
    arcpy.AddMessage("Copying TIN to delineate data boundary...")
    arcpy.ddd.CopyTin(outTin, "{0}_copy".format(outTin))
    # Execute DelineateTinDataArea
    arcpy.AddMessage("Delineating TIN boundary...")
    maxEdge = ptSpacing * 4
    arcpy.ddd.DelineateTinDataArea(outTin, maxEdge, "PERIMETER_ONLY")
    # Execute TinDomain
    arcpy.AddMessage("Exporting data area to polygon boundary...")
    arcpy.ddd.TinDomain(outTin, outBoundary, "POLYGON")
    arcpy.AddMessage("Finished")
    arcpy.CheckInExtension("3D")
        
except arcpy.ExecuteError:
    print arcpy.GetMessages()
except:
    # Get the traceback object
    tb = sys.exc_info()[2]
    tbinfo = traceback.format_tb(tb)[0]
    # Concatenate error information into message string
    pymsg = 'PYTHON ERRORS:\nTraceback info:\n{0}\nError Info:\n{1}'\
          .format(tbinfo, str(sys.exc_info()[1]))
    msgs = 'ArcPy ERRORS:\n {0}\n'.format(arcpy.GetMessages(2))
    # Return python error messages for script tool or Python Window
    arcpy.AddError(pymsg)
    arcpy.AddError(msgs)

Umgebungen

Verwandte Themen

Lizenzinformationen

ArcView: Erfordert 3D Analyst
ArcEditor: Erfordert 3D Analyst
ArcInfo: Erfordert 3D Analyst

7/10/2012