如何用arcgis实现下图边界线外侧的渐变模糊效果,求解答
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#将两个图层合并,边界线图层作为裁剪区域
import arcpy
from arcpy import env
env.workspace = r"C:\data.gdb"
arcpy.management.Merge(["layer1", "boundary"], "merged", "", "ADD_SOURCE_INFO")
arcpy.management.Clip("merged", "boundary", "clipped")
#使用渐变透明度工具添加渐变模糊效果
arcpy.management.GraduatedColorsSymbology("clipped", "field", "red yellow", "", "SYMBOLSHAPE", "0.6 0.1;0.8 0.5;1 1", "0.1 0.3;0.3 0.5;0.5 0.8", "RAISED", "NO_COLOR", "", "", "", "", "", "FINEST", "")