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Add OverlayNG support for simple GeometryCollection inputs #716

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merged 4 commits into from
Oct 25, 2022

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@dr-jts dr-jts commented Oct 25, 2022

Adds support for simple GeometryCollection inputs to OverlayNG.

A simple GeometryCollection is one which can be flattened to a valid Multi-geometry; i.e. it is homogeneous and has no overlapping Polygon compents.

Port of locationtech/jts#915

Fixes #696.

@dr-jts dr-jts added the Enhancement New feature or feature improvement. label Oct 25, 2022
src/operation/overlayng/OverlayMixedPoints.cpp Outdated Show resolved Hide resolved
src/operation/overlayng/OverlayMixedPoints.cpp Outdated Show resolved Hide resolved
src/operation/overlayng/OverlayPoints.cpp Outdated Show resolved Hide resolved
src/operation/overlayng/OverlayPoints.cpp Outdated Show resolved Hide resolved
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Union has incorrect results for some GeometryCollection inputs
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