__init__ (
        self,
        cell,
        p,
        hkl,
        durationmax=0,
        detectorsizemargin=config.detectorsizemargin,
        axis=[ 0, 0, 1 ],
        clockwise=1,
        )

Constructor.

arguments:

cell

The cell to which the reflections belong

p

The position of the goniostat and the detector at the beginning of the scan.

hkl

The DataSet() object containing the reflections to be predicted.

optional arguments:

durationmax

the upper limit for the reflection duration factor to accept a reflection. If set to 0, the duration is not limited.

detectorsizemargin

the insensitive edge of the detector.

clockwise

whether the angle of interest turns clockwise

cmat ( self )

Return the hkl2c matrix at the starting position p