lsst.meas.deblender.baseline.CachingPsf Class Reference

Public Member Functions
	__init__ (self, psf)
	computeImage (self, cx, cy)

Public Attributes
dict	cache = {}
	psf = psf

Detailed Description

Cache the PSF models

In the PSF fitting code, we request PSF models for all peaks near
the one being fit.  This was turning out to be quite expensive in
some cases.  Here, we cache the PSF models to bring the cost down
closer to O(N) rather than O(N^2).

Definition at line 760 of file baseline.py.

Constructor & Destructor Documentation

__init__()

lsst.meas.deblender.baseline.CachingPsf.__init__	(		self,
			psf )

Definition at line 769 of file baseline.py.

Member Function Documentation

computeImage()

lsst.meas.deblender.baseline.CachingPsf.computeImage	(		self,
			cx,
			cy )

Definition at line 773 of file baseline.py.

Member Data Documentation

cache

dict lsst.meas.deblender.baseline.CachingPsf.cache = {}

Definition at line 770 of file baseline.py.

psf

lsst.meas.deblender.baseline.CachingPsf.psf = psf

Definition at line 771 of file baseline.py.

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The documentation for this class was generated from the following file:

• python/lsst/meas/deblender/baseline.py