AIPS HELP file for TVWINDOW in 31DEC25
As of Tue Feb 18 20:16:49 2025
TVWINDOW: Verb to set window with TV cursor & graphics display.
INPUTS
Only input is from TV cursor.
@ Output only adverbs
BLC @ 0.0 4096.0 Pixel location (X,Y,...) in
@ image of lower left corner.
TRC @ 0.0 4096.0 Pixel location (X,Y,...) in
@ image of upper right corner.
HELP SECTION
TVWINDOW
Type: verb
Use: To set values in the adverbs BLC and TRC using the TV cursor
with a TV graphics display of the window as it is being set.
The terminal will issue instructions. While setting the lower
left corner of the window for the first time, any button will
mark the corner and switch to setting the upper right corner of
the window. While setting the upper right corner or resetting
the lower left, button A marks the current corner and switches
to the other corner, buttons B, C and D exit.
Output adverbs:
BLC........Bottom left corner of set window in pixel coordinates.
TRC........Upper right corner of set window in pixel coordinates.
EXPLAIN SECTION