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データ接続と統合Pipeline Builder Expressions幾何学的対称差

注: 以下の翻訳の正確性は検証されていません。AIPを利用して英語版の原文から機械的に翻訳されたものです。

ジオメトリの対称差

サポート対象: バッチ、ストリーミング

交差部分を除いた、いずれかのジオメトリに含まれる部分を計算します。

式のカテゴリー: ジオスペーシャル

引数

  • Geometry a - Geometry b.
    Expression<Geometry>
  • Geometry b - Geometry a.
    Expression<Geometry>

出力タイプ: Geometry

例

例 1: 基本ケース

引数の値:

  • Geometry a: geometry_a
  • Geometry b: geometry_b
geometry_ageometry_b出力
{"type":"Polygon","coordinates":[[[0.0,0.0],[0.0,1.0],[2.0,1.0],[2.0,0.0],[0.0,0.0]]]}{"type":"Polygon","coordinates":[[[1.0,0.0],[1.0,1.0],[3.0,1.0],[3.0,0.0],[1.0,0.0]]]}{"type":"MultiPolygon","coordinates":[[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[1.0,0.0],[0.0,0.0]]],[[[2.0,0.0],[2.0,1.0],[3.0,1.0],[3.0,0.0],[2.0,0.0]]]]}
{"type":"Polygon","coordinates":[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[1.0,0.0],[0.0,0.0]]]}{"type":"Polygon","coordinates":[[[0.0,0.0],[0.5,0.0],[0.5,1.0],[0.0,1.0],[0.0,0.0]]]}{"type":"Polygon","coordinates":[[[0.5,1.0],[1.0,1.0],[1.0,0.0],[0.5,0.0],[0.5,1.0]]]}
{"type":"Polygon","coordinates":[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[1.0,0.0],[0.0,0.0]]]}{"type":"Polygon","coordinates":[[[0.25,0.25],[0.5,0.25],[0.5,0.5],[0.25,0.5],[0.25,0.25]]]}{"type":"Polygon","coordinates":[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[1.0,0.0],[0.0,0.0]],[[0.25,0.25],[0.5,0.25],[0.5,0.5],[0.25,0.5],[0.25,0.25]]]}
{"type":"Polygon","coordinates":[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[1.0,0.0],[0.0,0.0]]]}{"type":"Polygon","coordinates":[[[5.0,5.0],[5.0,6.0],[6.0,6.0],[6.0,5.0],[5.0,5.0]]]}{"type":"MultiPolygon","coordinates":[[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[1.0,0.0],[0.0,0.0]]],[[[5.0,5.0],[5.0,6.0],[6.0,6.0],[6.0,5.0],[5.0,5.0]]]]}

例 2: Null ケース

引数の値:

  • Geometry a: geometry_a
  • Geometry b: geometry_b
geometry_ageometry_b出力
null{"type":"LineString","coordinates":[]}null
{"type":"LineString","coordinates":[]}nullnull
nullnullnull

例 3: エッジケース

引数の値:

  • Geometry a: geometry_a
  • Geometry b: geometry_b
geometry_ageometry_b出力
{"type":"Point","coordinates":[0.0,0.0]}{"type":"Point","coordinates":[0.0,0.0]}{"type":"Point","coordinates":[]}
{"type":"Polygon","coordinates":[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[1.0,0.0],[0.0,0.0]]]}{"type":"Polygon","coordinates":[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[1.0,0.0],[0.0,0.0]]]}{"type":"Polygon","coordinates":[[]]}
{"type":"Point","coordinates":[0.0,0.0]}{"type":"LineString","coordinates":[[0.0,0.0],[0.0,1.0]]}{"type":"LineString","coordinates":[[0.0,0.0],[0.0,1.0]]}
{"type":"LineString","coordinates":[[0.0,0.0],[0.0,1.0]]}{"type":"Polygon","coordinates":[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[1.0,0.0],[0.0,0.0]]]}{"type":"Polygon","coordinates":[[[0.0,0.0],[0.0,1.0],[1.0,1.0],[1.0,0.0],[0.0,0.0]]]}
{"type":"Point","coordinates":[0.0,0.0]}{"type":"Point","coordinates":[0.0,0.0]}{"type":"Point","coordinates":[]}