Aspect

サマリー

Identifies the downslope direction of the maximum rate of change in value from each cell to its neighbors.

ディスカッション

For more information about how this function works, see the Aspect raster function.

The referenced raster dataset for the raster object is temporary. To make it permanent, you can call the raster object's save method.

構文

Aspect(raster)

パラメーター	説明	データ タイプ
raster	The input raster.	Raster

戻り値

データ タイプ	説明
Raster	The output raster.

コードのサンプル

Aspect example 1

This example calculates the aspect of the raster dataset.

from arcpy.ia import *
out_aspect_raster = Aspect("elevation.tif")
out_aspect_raster.save("C:/arcpyExamples/outputs/aspect.tif")

Aspect example 2

This example calculates the aspect of the raster dataset.

# Import the system modules
import arcpy
from arcpy.ia import *

# Set the analysis environments
arcpy.env.workspace = "C:/arcpyExamples/data"

# Set the local variables
in_raster = "elevation.tif"

# Run Aspect function
out_aspect_raster = Aspect(in_raster)

# Save the output
out_aspect_raster.save("C:/arcpyExamples/outputs/aspect.tif")