Earth Engine에서 생성된 도형은 지오데시컬 (즉, 가장자리가 구 표면에서 가장 짧은 경로)이거나 평면 (즉, 가장자리가 2D 데카르트 평면에서 가장 짧은 경로)입니다. 전 세계 지형지물 모음에 적합한 평면 좌표계는 없으므로 Earth Engine의 도형 생성자는 기본적으로 지오데시 기하학을 빌드합니다. 평면 도형을 만들기 위해 생성자에는 false로 설정할 수 있는 geodesic 매개변수가 있습니다.
[null,null,["최종 업데이트: 2025-07-25(UTC)"],[[["\u003cp\u003eEarth Engine geometries are geodesic by default, meaning edges follow the Earth's curvature for shortest distance.\u003c/p\u003e\n"],["\u003cp\u003ePlanar geometries can be created by setting the \u003ccode\u003egeodesic\u003c/code\u003e parameter to \u003ccode\u003efalse\u003c/code\u003e, resulting in straight-line edges in a 2D plane.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003eee.Geometry\u003c/code\u003e constructor allows for conversion between geodesic and planar representations.\u003c/p\u003e\n"]]],["Earth Engine geometry can be geodesic (shortest path on a sphere) or planar (shortest path on a 2D plane). Geodesic is the default for global collections. To create a planar geometry, set the `geodesic` parameter to `false` in the `ee.Geometry` constructor, as shown in the code example: `var planarPolygon = ee.Geometry(polygon, null, false);`. Conversion between these types is possible using the same constructor. Figure 1 illustrates the visual difference between geodesic (red) and planar (black) polygons.\n"],null,["# Geodesic vs. Planar Geometries\n\nA geometry created in Earth Engine is either geodesic (i.e. edges are the shortest path\non the surface of a sphere) or planar (i.e. edges are the shortest path in a 2-D Cartesian\nplane). No one planar coordinate system is suitable for global collections of features,\nso Earth Engine's geometry constructors build geodesic geometries by default. To make a\nplanar geometry, constructors have a `geodesic` parameter that can be set\nto **false**:\n\n### Code Editor (JavaScript)\n\n```javascript\nvar planarPolygon = ee.Geometry(polygon, null, false);\n```\n\nFigure 1 shows the difference between the default geodesic polygon and the result of\nconverting the polygon to a planar representation.\nFigure 1. A geodesic polygon (red) and a planar polygon (black).\n\nYou can convert between geodesic and planar geometries using the `ee.Geometry`\nconstructor."]]
