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36 lines
1.2 KiB
Plaintext
36 lines
1.2 KiB
Plaintext
{
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"name": "make_ellipse",
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"type": "function",
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"groups": ["GeometryGroup"],
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"description": "Creates an elliptical polygon.",
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"arguments": [{
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"arg": "center",
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"description": "center point of the ellipse"
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}, {
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"arg": "semi_major_axis",
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"description": "semi-major axis of the ellipse"
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}, {
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"arg": "semi_minor_axis",
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"description": "semi-minor axis of the ellipse"
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}, {
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"arg": "azimuth",
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"description": "orientation of the ellipse"
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}, {
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"arg": "segments",
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"optional": true,
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"default": "36",
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"description": "optional argument for polygon segmentation. By default this value is 36"
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}],
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"examples": [{
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"expression": "geom_to_wkt(make_ellipse(make_point(10,10), 5, 2, 90, 4))",
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"returns": "'Polygon ((15 10, 10 8, 5 10, 10 12, 15 10))'"
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}, {
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"expression": "geom_to_wkt(make_ellipse(make_point(10,10,5), 5, 2, 90, 4))",
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"returns": "'PolygonZ ((15 10 5, 10 8 5, 5 10 5, 10 12 5, 15 10 5))'"
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}, {
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"expression": "geom_to_wkt(make_ellipse(make_point(10,10,5,30), 5, 2, 90, 4))",
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"returns": "'PolygonZM ((15 10 5 30, 10 8 5 30, 5 10 5 30, 10 12 5 30, 15 10 5 30))'"
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}],
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"tags": ["polygon", "elliptical"]
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}
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