emcGetIntensity

NAME

emcGetIntensity - Change beam intensity (spread)

#include "emc.h"
int emcGetIntensity(EM *em, int units, double *intensity);

emcGetIntensity() retrieves the current intensity (spread) of the electron beam.

*em

points to an EM control and communications structure that was returned by the emcOpen() call.

units

the units the values are should be returned as:

`UNCALIBRATED_UNITS`	Intensity is measured in units
`MILLIMETERS`	Intensity is measured in millimeters
`PERCENTAGE_UNITS`	Intensity is measured as a percentage
`NORMAL_UNITS`	Intensity is measured in normalized units

*intensity

points to where to store the intensity value

`EMC_OK` (0)	Success
`EMC_ERROR` (-1)	Error
`EM_UNCALIBRATED` (-100)	Instrument not calibrated for given request
`EM_BADUNITS` (-101)	Invalid units specified for this request

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