def buildDetector(self):
"""Take all the information and build a Detector object.
The Detector object is necessary for doing things like assembly.
Returns
-------
detector : `lsst.afw.cameraGeom.Detector`
The detector.
"""
if self.detector is not None:
return self.detector
schema = afwTable.AmpInfoTable.makeMinimalSchema()
ampInfo = afwTable.AmpInfoCatalog(schema)
for ampMetadata in self.ampMetadataList:
record = ampInfo.addNew()
self.defaultAmpMap.setAttributes(record, ampMetadata, self.doRaise)
record.setHasRawInfo(True)
detConfig = afwCameraGeom.DetectorConfig()
self.defaultDetectorMap.setAttributes(detConfig, self.detectorMetadata,
self.doRaise)
self.detector = afwCameraGeom.makeDetector(detConfig, ampInfo,
self.focalPlaneToField)
return self.detector
def _makeDetectorConfigList(self):
"""!Make a list of detector configs
@return a list of detector configs (lsst.afw.cameraGeom.DetectorConfig)
"""
# There is only a single detector assumed perfectly centered and aligned.
detector0Config = cameraGeom.DetectorConfig()
detector0Config.name = '0'
detector0Config.id = 0
detector0Config.serial = 'abcd1234'
detector0Config.detectorType = 0
# This is the orientation we need to put the serial direciton along the x-axis
detector0Config.bbox_x0 = 0
detector0Config.bbox_x1 = 2048
detector0Config.bbox_y0 = 0
detector0Config.bbox_y1 = 2048
detector0Config.pixelSize_x = 0.01 # in mm
detector0Config.pixelSize_y = 0.01 # in mm
detector0Config.transformDict.nativeSys = 'Pixels'
detector0Config.transformDict.transforms = None
detector0Config.refpos_x = 1024
detector0Config.refpos_y = 1024
detector0Config.offset_x = 0.0
detector0Config.offset_y = 0.0
detector0Config.transposeDetector = False
detector0Config.pitchDeg = 0.0
detector0Config.yawDeg = 0.0 # this is where chip rotation goes in.
detector0Config.rollDeg = 0.0
return [detector0Config]
def _makeDetectorConfigList(cls):
"""Make a list of detector configs
Returns
-------
detectorConfigList : `list` of `lsst.afw.cameraGeom.DetectorConfig`
List of detector configs.
"""
# this camera has one detector that corresponds to a subregion of lsstSim detector R:2,2 S:0,0
# with lower left corner 0, 1000 and dimensions 1018 x 2000
# i.e. half of each of the following channels: 0,0, 0,1, 1,0 and 1,1
detector0Config = cameraGeom.DetectorConfig()
detector0Config.name = '0'
detector0Config.id = 0
detector0Config.serial = '0000011'
detector0Config.detectorType = 0
detector0Config.bbox_x0 = 0
detector0Config.bbox_x1 = 1017
detector0Config.bbox_y0 = 0
detector0Config.bbox_y1 = 1999
detector0Config.pixelSize_x = 0.01
detector0Config.pixelSize_y = 0.01
detector0Config.transformDict.nativeSys = 'Pixels'
detector0Config.transformDict.transforms = None
detector0Config.refpos_x = 2035.5
detector0Config.refpos_y = 999.5
detector0Config.offset_x = -42.26073
detector0Config.offset_y = -42.21914
detector0Config.transposeDetector = False
detector0Config.pitchDeg = 0.0
detector0Config.yawDeg = 90.0
detector0Config.rollDeg = 0.0
return [detector0Config]
def _makeDetectorConfigList(self, ccdParams):
"""!Make a list of detector configs
@return a list of detector configs (lsst.afw.cameraGeom.DetectorConfig)
"""
detectorConfigs = []
for name, ccd in ccdParams.items():
detectorConfig = cameraGeom.DetectorConfig()
detectorConfigs.append(detectorConfig)
detectorConfig.name = name
detectorConfig.id = ccd['id']
detectorConfig.serial = ccd['serial']
detectorConfig.detectorType = ccd['detectorType']
# This is the orientation we need to put the serial direction along the x-axis
detectorConfig.bbox_x0, detectorConfig.bbox_y0 = ccd['bbox'][0]
detectorConfig.bbox_x1, detectorConfig.bbox_y1 = ccd['bbox'][1]
detectorConfig.pixelSize_x, detectorConfig.pixelSize_y = ccd['pixelSize']
detectorConfig.transformDict.nativeSys = ccd['transformDict']['nativeSys']
transforms = ccd['transformDict']['transforms']
detectorConfig.transformDict.transforms = None if transforms == 'None' else transforms
detectorConfig.refpos_x, detectorConfig.refpos_y = ccd['refpos']
detectorConfig.offset_x, detectorConfig.offset_y = ccd['offset']
detectorConfig.transposeDetector = ccd['transposeDetector']
detectorConfig.pitchDeg = ccd['pitch']
detectorConfig.yawDeg = ccd['yaw']
detectorConfig.rollDeg = ccd['roll']
return detectorConfigs
def _makeDetectorConfigList(self):
"""!Make a list of detector configs
@return a list of detector configs (lsst.afw.cameraGeom.DetectorConfig)
"""
# There is only a single detector assumed perfectly centered and aligned.
detector0Config = cameraGeom.DetectorConfig()
detector0Config.name = '0'
detector0Config.id = 0
detector0Config.serial = 'abcd1234'
detector0Config.detectorType = 0 # SCIENCE type
# This is the orientation we need to put the serial direciton along the x-axis
# This bounding box is not true in general, but I don't think it's used, so specify
# zero size, so we'll know if it is.
detector0Config.bbox_x0 = 0
detector0Config.bbox_x1 = 0
detector0Config.bbox_y0 = 0
detector0Config.bbox_y1 = 0
detector0Config.pixelSize_x = 1. # in mm
detector0Config.pixelSize_y = 1. # in mm
detector0Config.transformDict.nativeSys = 'Pixels'
detector0Config.transformDict.transforms = None
detector0Config.refpos_x = 0.
detector0Config.refpos_y = 0.
detector0Config.offset_x = 0.0
detector0Config.offset_y = 0.0
detector0Config.transposeDetector = False
detector0Config.pitchDeg = 0.0
detector0Config.yawDeg = 0.0 # this is where chip rotation goes in.
detector0Config.rollDeg = 0.0
return [detector0Config]
def _makeDetectorConfig(self, id, fpPos):
"""Make a detector config for one detector.
Parameters
----------
id : `int`
Detector ID.
fpPos : pair of `float`
Focal plane position of detector, in units of detector
width/height. For example:
- (0, 0) is a detector centered on the focal plane
- (1, 0) is adjacent to a centered detector,
in the direction of increasing focal plane x
Returns
-------
detectorConfig : `lsst.afw.cameraGeom.DetectorConfig`
Detector configuration for one detector.
"""
bbox = lsst.geom.Box2I(
lsst.geom.Point2I(0, 0),
lsst.geom.Extent2I(self.detectorWidthPix, self.detectorHeightPix))
ctr = lsst.geom.Box2D(bbox).getCenter()
pixelSizeMm = 0.01
config = cameraGeom.DetectorConfig()
config.name = "D{}".format(id)
config.id = id
# detector serial number is not used by the CBP code,
# but some value is required to construct a Detector
config.serial = '0000011'
config.detectorType = 0
config.bbox_x0 = bbox.getMinX()
config.bbox_x1 = bbox.getMaxX()
config.bbox_y0 = bbox.getMinY()
config.bbox_y1 = bbox.getMaxY()
config.pixelSize_x = pixelSizeMm
config.pixelSize_y = pixelSizeMm
config.transformDict.nativeSys = 'Pixels'
config.transformDict.transforms = None
config.refpos_x = ctr[0]
config.refpos_y = ctr[1]
config.offset_x = fpPos[0] * pixelSizeMm * self.detectorWidthPix
config.offset_y = fpPos[1] * pixelSizeMm * self.detectorHeightPix
config.transposeDetector = False
config.pitchDeg = 0.0
config.yawDeg = 0.0
config.rollDeg = 0.0
return config