footprintsToNumpy

lsst.afw.detection.footprintsToNumpy(catalog: SourceCatalog, bbox: Box2I | None = None, shape: tuple[int, int] | None = None, xy0: tuple[int, int] | None = None, asBool: bool = True) → ndarray

Convert all of the footprints in a catalog into a boolean array.

Parameters:

catalog:

The source catalog containing the footprints. This is typically a mergeDet catalog, or a full source catalog with the parents removed.

shape:

The final shape of the output array.

xy0:

The lower-left corner of the array that will contain the spans.

Returns:

result:

The array with pixels contained in spans marked as True.