檢視 @IS OFFSET (LASER) 的原始碼

*Decide whether to translate the interference pattern to the starting point of zero. If [[@LASER_NUM]] is larger then one, list them separated by ",".
*Is store as '''is_offset''' in the fortran code.

example
 @IS_OFFSET
 .true.

Which mean the systum has one laser, and the simulator will translate the interference pattern to let the starting point is zero.