[gamut, badIndex] = PrimaryToGamut
Check that primary coordinates are in range [0,1].
Force them to be so if not. The indices of the
out of gamut primary settings are returned as 'badIndex'.
9/8/93 jms Set global flag if there was a gamut problem.
9/13/93 jms Took out the global flag and instead return
a flag vector for the ones that were changed.
9/26/93 dhb Added calData argument. It is not used, but
I want to pass it through these routines generally
9/27/93 jms Commented out the messages for going out of gamut.
3/7/94 dhb Modified so that badIndex return respects tolerance.
4/5/02 dhb, ly New naming convention.