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More Helgecams
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@ -12,118 +12,67 @@ import warnings
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import numpy as np
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class HelgeCameraBase(Device):
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class HelgeCameraCore(Device):
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"""Ophyd baseclass for Helge camera IOCs
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This class provides wrappers for Helge's camera IOCs around SwissFEL and
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for high performance SLS 2.0 cameras.
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The IOC's operatio
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The IOC's operation is a bit arcane.
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"""
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USER_ACCESS = ["kickoff"]
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# ########################################################################
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# General hardware info
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camType = Component(EpicsSignalRO, "QUERY", kind=Kind.omitted)
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camBoard = Component(EpicsSignalRO, "BOARD", kind=Kind.config)
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#camSerial = Component(EpicsSignalRO, "SERIALNR", kind=Kind.config)
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camError = Component(EpicsSignalRO, "ERRCODE", auto_monitor=True, kind=Kind.config)
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camWarning = Component(EpicsSignalRO, "WARNCODE", auto_monitor=True, kind=Kind.config)
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# ########################################################################
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# Acquisition commands
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busy = Component(EpicsSignalRO, "BUSY", auto_monitor=True, kind=Kind.config)
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camState = Component(EpicsSignalRO, "SS_CAMERA", auto_monitor=True, kind=Kind.config)
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camStatusCmd = Component(EpicsSignal, "CAMERASTATUS", put_complete=True, kind=Kind.config)
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camProgress = Component(EpicsSignalRO, "CAMPROGRESS", auto_monitor=True, kind=Kind.config)
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camRate = Component(EpicsSignalRO, "CAMRATE", auto_monitor=True, kind=Kind.config)
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# ########################################################################
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# Image size settings
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# Priority is: binning -> roi -> final size
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pxBinX = Component(EpicsSignalRO, "BINX", auto_monitor=True, kind=Kind.config)
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pxBinY = Component(EpicsSignalRO, "BINY", auto_monitor=True, kind=Kind.config)
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pxRoiX_lo = Component(EpicsSignalRO, "REGIONX_START", auto_monitor=True, kind=Kind.config)
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pxRoiX_hi = Component(EpicsSignalRO, "REGIONX_END", auto_monitor=True, kind=Kind.config)
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pxRoiY_lo = Component(EpicsSignalRO, "REGIONY_START", auto_monitor=True, kind=Kind.config)
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pxRoiY_hi = Component(EpicsSignalRO, "REGIONY_END", auto_monitor=True, kind=Kind.config)
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pxNumX = Component(EpicsSignalRO, "WIDTH", auto_monitor=True, kind=Kind.config)
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pxNumY = Component(EpicsSignalRO, "HEIGHT", auto_monitor=True, kind=Kind.config)
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# ########################################################################
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# Polled CamStatus
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camError = Component(EpicsSignalRO, "ERRCODE", auto_monitor=True, kind=Kind.config)
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camWarning = Component(EpicsSignalRO, "WARNCODE", auto_monitor=True, kind=Kind.config)
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# Weird state maschine with separate transition states
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# Polled state maschine with separate transition states
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camStatusCode = Component(EpicsSignalRO, "STATUSCODE", auto_monitor=True, kind=Kind.config)
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camRemoved = Component(EpicsSignalRO, "REMOVAL", auto_monitor=True, kind=Kind.config)
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camSetParam = Component(EpicsSignalRO, "SET_PARAM", auto_monitor=True, kind=Kind.config)
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camSetParamBusy = Component(EpicsSignalRO, "BUSY_SET_PARAM", auto_monitor=True, kind=Kind.config)
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camCamera = Component(EpicsSignalRO, "CAMERA", auto_monitor=True, kind=Kind.config)
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camCameraBusy = Component(EpicsSignalRO, "CAMERA_BUSY", auto_monitor=True, kind=Kind.config)
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camCameraBusy = Component(EpicsSignalRO, "BUSY_CAMERA", auto_monitor=True, kind=Kind.config)
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camInit= Component(EpicsSignalRO, "INIT", auto_monitor=True, kind=Kind.config)
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camInitBusy = Component(EpicsSignalRO, "INIT_BUSY", auto_monitor=True, kind=Kind.config)
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camInitBusy = Component(EpicsSignalRO, "BUSY_INIT", auto_monitor=True, kind=Kind.config)
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camRemoved = Component(EpicsSignalRO, "REMOVAL", auto_monitor=True, kind=Kind.config)
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# ########################################################################
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# Acquisition configuration
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acqMode = Component(EpicsSignalRO, "ACQMODE", auto_monitor=True, kind=Kind.config)
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acqExpTime = Component(EpicsSignalRO, "EXPOSURE", auto_monitor=True, kind=Kind.config)
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acqDelay = Component(EpicsSignalRO, "DELAY", auto_monitor=True, kind=Kind.config)
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acqTriggerEna = Component(EpicsSignalRO, "TRIGGER", auto_monitor=True, kind=Kind.config)
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#acqTriggerSource = Component(EpicsSignalRO, "TRIGGERSOURCE", auto_monitor=True, kind=Kind.config)
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#acqTriggerEdge = Component(EpicsSignalRO, "TRIGGEREDGE", auto_monitor=True, kind=Kind.config)
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bufferRecMode = Component(EpicsSignalRO, "RECMODE", auto_monitor=True, kind=Kind.config)
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bufferStoreMode = Component(EpicsSignalRO, "STOREMODE", auto_monitor=True, kind=Kind.config)
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fileRecMode = Component(EpicsSignalRO, "RECMODE", auto_monitor=True, kind=Kind.config)
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image = Component(EpicsSignalRO, "FPICTURE", kind=Kind.omitted)
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camStateString = Component(EpicsSignalRO, "SS_CAMERA", string=True, auto_monitor=True, kind=Kind.config)
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# File interface
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camFileFormat = Component(EpicsSignal, "FILEFORMAT", put_complete=True, kind=Kind.config)
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camFilePath = Component(EpicsSignal, "FILEPATH", put_complete=True, kind=Kind.config)
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camFileName = Component(EpicsSignal, "FILENAME", put_complete=True, kind=Kind.config)
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camFileNr = Component(EpicsSignal, "FILENR", put_complete=True, kind=Kind.config)
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camFilePath = Component(EpicsSignal, "FILEPATH", put_complete=True, kind=Kind.config)
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camFileTransferStart = Component(EpicsSignal, "FTRANSFER", put_complete=True, kind=Kind.config)
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camFileTransferStop = Component(EpicsSignal, "SAVESTOP", put_complete=True, kind=Kind.config)
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def configure(self, d: dict = {}) -> tuple:
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if self.state in ["OFFLINE", "REMOVED", "RUNNING"]:
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raise RuntimeError(f"Can't change configuration from state {self.state}")
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exposure_time = d['exptime']
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if exposure_time is not None:
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self.acqExpTime.set(exposure_time).wait()
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@property
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def state(self):
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def state(self) -> str:
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""" Single word camera state"""
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if self.camSetParamBusy.value:
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return "BUSY"
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return "BUSY"
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if self.camStatusCode.value==2 and self.camInit.value==1:
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return "IDLE"
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return "IDLE"
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if self.camStatusCode.value==6 and self.camInit.value==1:
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return "RUNNING"
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if self.camRemoval.value==0 and self.camInit.value==0:
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return "OFFLINE"
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if self.camRemoval.value==0 and self.camInit.value==0:
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return "OFFLINE"
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if self.camRemoval.value:
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return "REMOVED"
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return "UNKNOWN"
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@state.setter
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def state(self):
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raise ReadOnlyError("State is a ReadOnly property")
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def configure(self, d: dict = {}) -> tuple:
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if self.state in ["OFFLINE", "REMOVED", "RUNNING"]:
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raise RuntimeError(f"Can't change configuration from state {self.state}")
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def stage(self) -> None:
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""" Start acquisition"""
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@ -163,6 +112,193 @@ class HelgeCameraBase(Device):
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self.camStatusCmd.set("Idle").wait()
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super().unstage()
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class HelgeCameraBase(HelgeCameraCore):
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"""Ophyd baseclass for Helge camera IOCs
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This class provides wrappers for Helge's camera IOCs around SwissFEL and
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for high performance SLS 2.0 cameras. Theese are mostly PCO cameras running
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on a special Windows IOC host with lots of RAM and CPU power.
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The IOC's operation is a bit arcane, and is documented on the "read the code"
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level. However the most important part is the state machine of 7+1 PV signals:
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INIT
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BUSY_INIT
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SET_PARAM
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BUSY_SET_PARAM
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CAMERA
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BUSY_CAMERA
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CAMERASTATUSCODE
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CAMERASTATUS
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"""
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USER_ACCESS = ["describe", "shape", "bin", "roi"]
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# ########################################################################
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# Additional status info
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busy = Component(EpicsSignalRO, "BUSY", auto_monitor=True, kind=Kind.config)
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camState = Component(EpicsSignalRO, "SS_CAMERA", auto_monitor=True, kind=Kind.config)
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camProgress = Component(EpicsSignalRO, "CAMPROGRESS", auto_monitor=True, kind=Kind.config)
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camRate = Component(EpicsSignalRO, "CAMRATE", auto_monitor=True, kind=Kind.config)
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# ########################################################################
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# Acquisition configuration
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acqMode = Component(EpicsSignalRO, "ACQMODE", auto_monitor=True, kind=Kind.config)
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acqExpTime = Component(EpicsSignalRO, "EXPOSURE", auto_monitor=True, kind=Kind.config)
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acqDelay = Component(EpicsSignalRO, "DELAY", auto_monitor=True, kind=Kind.config)
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acqTriggerEna = Component(EpicsSignalRO, "TRIGGER", auto_monitor=True, kind=Kind.config)
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#acqTriggerSource = Component(EpicsSignalRO, "TRIGGERSOURCE", auto_monitor=True, kind=Kind.config)
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#acqTriggerEdge = Component(EpicsSignalRO, "TRIGGEREDGE", auto_monitor=True, kind=Kind.config)
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# ########################################################################
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# Image size settings
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# Priority is: binning -> roi -> final size
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pxBinX = Component(EpicsSignalRO, "BINX", auto_monitor=True, kind=Kind.config)
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pxBinY = Component(EpicsSignalRO, "BINY", auto_monitor=True, kind=Kind.config)
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pxRoiX_lo = Component(EpicsSignalRO, "REGIONX_START", auto_monitor=True, kind=Kind.config)
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pxRoiX_hi = Component(EpicsSignalRO, "REGIONX_END", auto_monitor=True, kind=Kind.config)
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pxRoiY_lo = Component(EpicsSignalRO, "REGIONY_START", auto_monitor=True, kind=Kind.config)
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pxRoiY_hi = Component(EpicsSignalRO, "REGIONY_END", auto_monitor=True, kind=Kind.config)
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pxNumX = Component(EpicsSignalRO, "WIDTH", auto_monitor=True, kind=Kind.config)
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pxNumY = Component(EpicsSignalRO, "HEIGHT", auto_monitor=True, kind=Kind.config)
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# ########################################################################
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# Buffer configuration
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bufferRecMode = Component(EpicsSignalRO, "RECMODE", auto_monitor=True, kind=Kind.config)
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bufferStoreMode = Component(EpicsSignalRO, "STOREMODE", auto_monitor=True, kind=Kind.config)
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fileRecMode = Component(EpicsSignalRO, "RECMODE", auto_monitor=True, kind=Kind.config)
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image = Component(EpicsSignalRO, "FPICTURE", kind=Kind.omitted)
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# ########################################################################
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# File interface
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camFileFormat = Component(EpicsSignal, "FILEFORMAT", put_complete=True, kind=Kind.config)
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camFilePath = Component(EpicsSignal, "FILEPATH", put_complete=True, kind=Kind.config)
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camFileName = Component(EpicsSignal, "FILENAME", put_complete=True, kind=Kind.config)
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camFileNr = Component(EpicsSignal, "FILENR", put_complete=True, kind=Kind.config)
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camFilePath = Component(EpicsSignal, "FILEPATH", put_complete=True, kind=Kind.config)
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camFileTransferStart = Component(EpicsSignal, "FTRANSFER", put_complete=True, kind=Kind.config)
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camFileTransferStop = Component(EpicsSignal, "SAVESTOP", put_complete=True, kind=Kind.config)
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def configure(self, d: dict = {}) -> tuple:
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"""
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Camera configuration instructions:
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After setting the corresponding PVs, one needs to process SET_PARAM and wait until
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BUSY_SET_PARAM goes high and low, followed by SET_PARAM goes high and low. This will
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both send the settings to the camera and allocate the necessary buffers in the correct
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size and shape (that takes time). Starting the exposure with CAMERASTATUS will also
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call SET_PARAM, but it might take long.
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"""
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old = self.read_configuration()
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super().configure(d)
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exposure_time = d['exptime']
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if exposure_time is not None:
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self.acqExpTime.set(exposure_time).wait()
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if "roi" in d:
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roi = d["roi"]
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if not isinstance(roi, (list, tuple)):
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raise ValueError(f"Unknown ROI data type {type(roi)}")
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if not len(roi[0])==2 and len(roi[1])==2:
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raise ValueError(f"Unknown ROI shape: {roi}")
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self.pxRoiX_lo.set(roi[0][0]).wait()
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self.pxRoiX_hi.set(roi[0][1]).wait()
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self.pxRoiY_lo.set(roi[1][0]).wait()
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self.pxRoiY_hi.set(roi[1][1]).wait()
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if "bin" in d:
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binning = d["bin"]
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if not isinstance(binning, (list, tuple)):
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raise ValueError(f"Unknown BINNING data type {type(binning)}")
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if not len(binning)==2:
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raise ValueError(f"Unknown ROI shape: {binning}")
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self.pxBinX.set(binning[0]).wait()
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self.pxBinY.set(binning[1]).wait()
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# State machine
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# Initial: BUSY and SET both low
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# 1. BUSY set to high
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# 2. BUSY goes low, SET goes high
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# 3. SET goes low
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self.camSetParam.set(1).wait()
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def risingEdge(*args, old_value, value, timestamp, **kwargs):
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return bool(not old_value and value)
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def fallingEdge(*args, old_value, value, timestamp, **kwargs):
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return bool(old_value and not value)
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# Subscribe and wait for update
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status = SubscriptionStatus(self.camSetParam, fallingEdge, settle_time=0.5)
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status.wait()
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new = self.read_configuration()
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return (old, new)
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@property
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def shape(self):
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return (self.pxNumX.value, self.pxNumY.value)
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@shape.setter
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def shape(self):
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raise ReadOnlyError("Shape is a ReadOnly property")
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@property
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def bin(self):
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return (self.pxBinX.value, self.pxBinY.value)
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@bin.setter
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def bin(self):
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raise ReadOnlyError("Bin is a ReadOnly property")
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@property
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def roi(self):
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return ((self.pxRoiX_lo.value, self.pxRoiX_hi.value), (self.pxRoiY_lo.value, self.pxRoiY_hi.value))
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@roi.setter
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def roi(self):
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raise ReadOnlyError("Bin is a ReadOnly property")
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# Automatically connect to test camera if directly invoked
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