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 0x7d5775e0edb0>) → float

computeBBox(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7d5775de1770>) → lsst.geom.Box2I

computeImage(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7d5775e38db0>, 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 0x7d5775de0fb0>) → lsst.geom.Box2I

computeKernelBBox(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7d577825b570>) → lsst.geom.Box2I

computeKernelImage(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7d5775e4b4f0>, 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 0x7d57781e60b0>) → float

computeShape(self: lsst.afw.detection.Psf, position: lsst.geom.Point2D, color: lsst.afw.image.Color = <lsst.afw.image.Color object at 0x7d5778d896f0>) → 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 0x7d57780201f0>) → 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.