GCB_GET1R
Get vector REAL graphics attribute value
Invocation
CALL GCB_GET1R( NAME, IFIRST, N, OK, RVAL, STATUS )
Description
Gets vector REAL graphics attribute value from the current GCB.
An attribute may or may not have a current value - OK is set
accordingly. If the attribute has no value then RVAL is not
altered.
Arguments
-
NAME = CHARACTER*(*) (given)
Name of attribute to be read
-
IFIRST = INTEGER (given)
First index of vector attribute to be accessed
-
OK[N] = LOGICAL (returned)
Attribute value is set?
-
RVAL[N] = REAL (returned)
The value of the attribute
-
STATUS = INTEGER (given and returned)
The global status.
References