StitchedPsf

class lsst.cell_coadds.StitchedPsf(images: GridContainer[ImageD], grid: UniformGrid)

Bases: ImagePsf

A piecewise PSF implementation backed by a 2-d grid of images.

Attributes Summary

COPY
INTERNAL
grid	The grid on which the images are placed.
images	The images that make up this PSF.

Methods Summary

clone()	Return a deep copy of this object.
computeApertureFlux(self, radius, position, ...)
computeBBox(self, position, color)
computeImage(self, position, color, owner)
computeImageBBox(self, position, color)
computeKernelBBox(self, position, color)
computeKernelImage(self, position, color, owner)
computePeak(self, position, color)
computeShape(self, position, color)
getAverageColor(self)
getAveragePosition(self)
getCacheCapacity(self)
getLocalKernel(self, position, color)
isPersistable(self)
readFits(name)	Persist the PSF as a FITS file.
recenterKernelImage(im, position, ...)
resized(self, width, height)
setCacheCapacity(self, arg0)
writeFits(name)	Persist the PSF as a FITS file.

Attributes Documentation

COPY = <ImageOwnerEnum.COPY: 0>

INTERNAL = <ImageOwnerEnum.INTERNAL: 1>

grid

The grid on which the images are placed.

images

The images that make up this PSF.

Methods Documentation

clone() → StitchedPsf

Return a deep copy of this object.

computeApertureFlux(self: lsst.afw.detection.Psf, radius: float, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7f67697e5e30>) → float

computeBBox(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7f67697e5f70>) → lsst.geom.Box2I

computeImage(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7f6777dbb870>, owner: lsst.afw.detection.Psf.ImageOwnerEnum = <ImageOwnerEnum.???: 0>) → lsst::afw::image::Image<double>

computeImageBBox(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7f67697d1df0>) → lsst.geom.Box2I

computeKernelBBox(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7f6769b48070>) → lsst.geom.Box2I

computeKernelImage(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7f6769dd95b0>, owner: lsst.afw.detection.Psf.ImageOwnerEnum = <ImageOwnerEnum.???: 0>) → lsst::afw::image::Image<double>

computePeak(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7f67697e4cb0>) → float

computeShape(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7f6769815430>) → lsst.afw.geom.ellipses.Quadrupole

getAverageColor(self: lsst.afw.detection.Psf) → lsst.afw.image.Color

getAveragePosition(self: lsst.afw.detection.Psf) → lsst.geom.Point2D

getCacheCapacity(self: lsst.afw.detection.Psf) → int

getLocalKernel(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7f67697cbd30>) → lsst::afw::math::Kernel

static isPersistable(self: lsst.afw.table.io.Persistable) → bool

readFits(name: str) → None

Persist the PSF as a FITS file.

static recenterKernelImage(im: lsst::afw::image::Image<double>, position: lsst.geom.Point2D, warpAlgorithm: str = 'lanczos5', warpBuffer: int = 5) → lsst::afw::image::Image<double>

resized(self: lsst.afw.detection.Psf, width: int, height: int) → lsst.afw.detection.Psf

setCacheCapacity(self: lsst.afw.detection.Psf, arg0: int) → None

writeFits(name: str) → None

Persist the PSF as a FITS file.