AIPS HELP file for TKWIN in 31DEC18
As of Wed Jan 17 16:39:08 2018
TKWIN: Procedure to set BLC and TRC with green screen cursor
There are no input adverbs.
@ output adverbs:
BLC @ 0.0 2048.0 Bottom left corner
TRC @ 0.0 2048.0 Top right corner
PIXXY @ 0.0 2048.0 Map pixel position
Use : To set the window adverbs BLC and TRC by pointing out
their position with the cursor on the TK graphics device.
One moves the cross hairs to the bottom left position
first and then hits any key (except carriage return).
Then one moves the cross hairs to the top right position
and hits any key (except carriage return).
Adverbs: There are no input adverbs. The following adverbs
have their values changed by the procedure.
BLC........Bottom left corner of image window.
TRC........Top right corner of image window.
PIXXY......Map pixel position ends up = BLC.