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if {0} {
/*
* This file is part of din.
*
* din is copyright (c) 2006 - 2012 S Jagannathan <jag@dinisnoise.org>
* For more information, please visit http://dinisnoise.org
*
* din 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.
*
* din 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 din. If not, see <http://www.gnu.org/licenses/>.
*
*/
tcl script to read midi slider/knob values and control oscilloscope color
}
proc change-color {channel component value} {
set color [get-scope $channel] ;# get current color of channel
lset color $component [get-val 0 1 $value] ;# change color component ie r, g or b
set-scope $channel $color ;# set new channel color
;# get-scope & set-scope are built in din commands to get and set oscilloscope color
;# get-val maps midi slider/knob value (0 - 127) to target range (0 to 1 here)
}
proc midi-cc {status cc value} { ;# called when you operate sliders/knobs
set ids {1 2 3 4 5 6} ;# your slider/knob ids -- change as appropriate
set cmds {
{change-color left 0 $value}
{change-color left 1 $value}
{change-color left 2 $value}
{change-color right 0 $value}
{change-color right 1 $value}
{change-color right 2 $value}
}
for {set i 0; set j 6} {$i < $j} {incr i} {
set id [lindex $ids $i]
set cmd [lindex $cmds $i]
if {$cc eq $id} {eval $cmd}
}
}
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