FR F - Read (sets) global symbolic parameter (string variable) from a file

PURPOSE

Associates a string value with an symbolic parameter (string variable) name. Reads both name (label) and value from a text document file. 'FR F' differs from 'FR' and 'FR L' in that the symbolic parameters are 'global' and are accessible from all SPIDER procedures in of the following SPIDER run.

SEE ALSO

FR	[Read (sets) a local symbolic parameter (string variable)]
FR G	[Read (sets) a global symbolic parameter (string variable)]
FR L	[Read (sets) a local symbolic parameter (string variable)]

USAGE

.OPERATION: FR F

.ENTER TEXT DOCUMENT FILE: txtdoc
[Text document file containing tuples of symbolic parameters names and their associated values.]

1. Example of Text document file contents.

<angles_file> angles001
<projections_file> proj{***x34}
<magnification>25001

NOTES

1. This operation is useful when writing procedures which need the same input values or when creating parallel SPIDER runs.

2. Register substitutions occur when the value is used not at time of input.

SUBROUTINES

DRIV1, SYMPAR, SETSYMPAR, SUBSYMPAR, PARSESYMPAR

CALLER

DRIV1