triangulate
external fun triangulate(positions: ReadonlyArray<Cartesian2>, holes: ReadonlyArray<JsDouble>? = definedExternally): ReadonlyArray<JsDouble>(source)
Triangulate a polygon.
Return
Index array representing triangles that fill the polygon
Parameters
positions
Cartesian2 array containing the vertices of the polygon
holes
An array of the staring indices of the holes.