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 0x7e1c87b1a8f0>) → float

computeBBox(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7e1c87507cb0>) → lsst.geom.Box2I

computeImage(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7e1c87b19df0>, 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 0x7e1c87ade6b0>) → lsst.geom.Box2I

computeKernelBBox(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7e1c9d9546b0>) → lsst.geom.Box2I

computeKernelImage(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7e1c9db613b0>, 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 0x7e1c9d956330>) → float

computeShape(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7e1c87ab8c70>) → 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 0x7e1c87b2d370>) → 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.