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angle_at_vertex: returns average (bisector) angle to a geometry at a specified vertex index distance_to_vertex: returns distance along geometry to a specified vertex index line_interpolate_angle: calculates the angle parallel to a geometry at the specified distance along the geometry Sponsored by Andreas Neumann
9 lines
533 B
Plaintext
9 lines
533 B
Plaintext
{
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"name": "line_interpolate_angle",
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"type": "function",
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"description": "Returns the angle parallel to the geometry at a specified distance along a linestring geometry. Angles are in degrees clockwise from north.",
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"arguments": [ {"arg":"geometry","description":"a linestring geometry"},
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{"arg":"distance","description":"distance along line to interpolate angle at"}],
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"examples": [ { "expression":"line_interpolate_angle(geometry:=geom_from_wkt('LineString(0 0, 10 0)'),distance:=5)", "returns":"90.0"}]
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}
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