LSST Applications
21.0.0-172-gfb10e10a+18fedfabac,22.0.0+297cba6710,22.0.0+80564b0ff1,22.0.0+8d77f4f51a,22.0.0+a28f4c53b1,22.0.0+dcf3732eb2,22.0.1-1-g7d6de66+2a20fdde0d,22.0.1-1-g8e32f31+297cba6710,22.0.1-1-geca5380+7fa3b7d9b6,22.0.1-12-g44dc1dc+2a20fdde0d,22.0.1-15-g6a90155+515f58c32b,22.0.1-16-g9282f48+790f5f2caa,22.0.1-2-g92698f7+dcf3732eb2,22.0.1-2-ga9b0f51+7fa3b7d9b6,22.0.1-2-gd1925c9+bf4f0e694f,22.0.1-24-g1ad7a390+a9625a72a8,22.0.1-25-g5bf6245+3ad8ecd50b,22.0.1-25-gb120d7b+8b5510f75f,22.0.1-27-g97737f7+2a20fdde0d,22.0.1-32-gf62ce7b1+aa4237961e,22.0.1-4-g0b3f228+2a20fdde0d,22.0.1-4-g243d05b+871c1b8305,22.0.1-4-g3a563be+32dcf1063f,22.0.1-4-g44f2e3d+9e4ab0f4fa,22.0.1-42-gca6935d93+ba5e5ca3eb,22.0.1-5-g15c806e+85460ae5f3,22.0.1-5-g58711c4+611d128589,22.0.1-5-g75bb458+99c117b92f,22.0.1-6-g1c63a23+7fa3b7d9b6,22.0.1-6-g50866e6+84ff5a128b,22.0.1-6-g8d3140d+720564cf76,22.0.1-6-gd805d02+cc5644f571,22.0.1-8-ge5750ce+85460ae5f3,master-g6e05de7fdc+babf819c66,master-g99da0e417a+8d77f4f51a,w.2021.48
LSST Data Management Base Package
|
ConfigClass = ForcedPhotCcdConfig RunnerClass = pipeBase.ButlerInitializedTaskRunner _DefaultName = "forcedPhotCcd" dataPrefix = "" def __init__(self, butler=None, refSchema=None, initInputs=None, **kwds): super().__init__(**kwds) if initInputs is not None: refSchema = initInputs['inputSchema'].schema self.makeSubtask("references", butler=butler, schema=refSchema) if refSchema is None: refSchema = self.references.schema self.makeSubtask("measurement", refSchema=refSchema) # It is necessary to get the schema internal to the forced measurement task until such a time # that the schema is not owned by the measurement task, but is passed in by an external caller if self.config.doApCorr: self.makeSubtask("applyApCorr", schema=self.measurement.schema) self.makeSubtask('catalogCalculation', schema=self.measurement.schema) self.outputSchema = lsst.afw.table.SourceCatalog(self.measurement.schema) def runQuantum(self, butlerQC, inputRefs, outputRefs): inputs = butlerQC.get(inputRefs) tract = butlerQC.quantum.dataId['tract'] skyMap = inputs.pop("skyMap") inputs['refWcs'] = skyMap[tract].getWcs() inputs['refCat'] = self.mergeAndFilterReferences(inputs['exposure'], inputs['refCat'], inputs['refWcs']) inputs['measCat'], inputs['exposureId'] = self.generateMeasCat(inputRefs.exposure.dataId, inputs['exposure'], inputs['refCat'], inputs['refWcs'], "visit_detector") self.attachFootprints(inputs['measCat'], inputs['refCat'], inputs['exposure'], inputs['refWcs']) # TODO: apply external calibrations (DM-17062) outputs = self.run(**inputs) butlerQC.put(outputs, outputRefs) def mergeAndFilterReferences(self, exposure, refCats, refWcs):
# Step 1: Determine bounds of the exposure photometry will # be performed on. expWcs = exposure.getWcs() expRegion = exposure.getBBox(lsst.afw.image.PARENT) expBBox = lsst.geom.Box2D(expRegion) expBoxCorners = expBBox.getCorners() expSkyCorners = [expWcs.pixelToSky(corner).getVector() for corner in expBoxCorners] expPolygon = lsst.sphgeom.ConvexPolygon(expSkyCorners) # Step 2: Filter out reference catalog sources that are # not contained within the exposure boundaries, or whose # parents are not within the exposure boundaries. Note # that within a single input refCat, the parents always # appear before the children. mergedRefCat = None for refCat in refCats: refCat = refCat.get() if mergedRefCat is None: mergedRefCat = lsst.afw.table.SourceCatalog(refCat.table) containedIds = {0} # zero as a parent ID means "this is a parent" for record in refCat: if expPolygon.contains(record.getCoord().getVector()) and record.getParent() in containedIds: record.setFootprint(record.getFootprint()) mergedRefCat.append(record) containedIds.add(record.getId()) if mergedRefCat is None: raise RuntimeError("No reference objects for forced photometry.") mergedRefCat.sort(lsst.afw.table.SourceTable.getParentKey()) return mergedRefCat def generateMeasCat(self, exposureDataId, exposure, refCat, refWcs, idPackerName):
exposureIdInfo = ExposureIdInfo.fromDataId(exposureDataId, idPackerName) idFactory = exposureIdInfo.makeSourceIdFactory() measCat = self.measurement.generateMeasCat(exposure, refCat, refWcs, idFactory=idFactory) return measCat, exposureIdInfo.expId def runDataRef(self, dataRef, psfCache=None):
Definition at line 478 of file forcedPhotCcd.py.