; TVTRANSF ;--------------------------------------------------------------- ;! Interactively alters the TV image plane transfer function ;# VERB TV INTERACTIVE ;----------------------------------------------------------------------- ;; Copyright (C) 1995, 2008-2009 ;; Associated Universities, Inc. Washington DC, USA. ;; ;; This program is free software; you can redistribute it and/or ;; modify it under the terms of the GNU General Public License as ;; published by the Free Software Foundation; either version 2 of ;; the License, or (at your option) any later version. ;; ;; This program is distributed in the hope that it will be useful, ;; but WITHOUT ANY WARRANTY; without even the implied warranty of ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ;; GNU General Public License for more details. ;; ;; You should have received a copy of the GNU General Public ;; License along with this program; if not, write to the Free ;; Software Foundation, Inc., 675 Massachusetts Ave, Cambridge, ;; MA 02139, USA. ;; ;; Correspondence concerning AIPS should be addressed as follows: ;; Internet email: aipsmail@nrao.edu. ;; Postal address: AIPS Project Office ;; National Radio Astronomy Observatory ;; 520 Edgemont Road ;; Charlottesville, VA 22903-2475 USA ;----------------------------------------------------------------------- ;--------------------------------------------------------------- TVTRANSF LLLLLLLLLLLLUUUUUUUUUUUU CCCCCCCCCCCCCCCCCCCCCCCCCCCCC TVTRANSF: Verb which modifies the transfer function of the image TVCHAN 0.0 16.0 TV channel; 0 => enabled channels or all roam channels COLORS 0.0 3.0 Color choice (0 all, RGB 1-3) Cursor X gives intercept, cursor Y gives slope, and buttons A or B turn plot of function on and off. Button C reverses sign of slope. Button D exits. ---------------------------------------------------------------- TVTRANSF Type: Verb Use: Interactively alters the individual TV channel LUTs. The LUT function used is linear with the cursor X position controlling the intercept and the cursor Y position controlling the slope. A hit on button C reverses the sign of the the slope. Hit button D to exit. The function is plotted on graphics channel 1. Hit buttons A or B to turn the plot on and off. Adverbs: TVCHAN.....Specifies the TV channel. If zero, TVTRAN uses all enabled channels if not in roam mode. If in roam mode, all channels participating in the roam are used. COLORS.....Specifies colors to be used as 0 => all, 1 => red, 2 => green, and 3 => blue. ----------------------------------------------------------------