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Diffstat (limited to 'README')
| -rw-r--r-- | README | 31 |
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@@ -94,11 +94,42 @@ OPTIONS -t temperature Colour temperature, in Kelvins, to apply. + If temperature is '?' or 'get', the utility will print the + currently applied temperature. + -x Remove the currently applied filter. OPERANDS No operands are supported. +SIGNALS + The following signals have non-default meaning: + + SIGINT + Gradually fade out the effect and terminate the process. + + If the fade out time is 0 (default) or if the signal is sent + twice, the effect is removed immediately. + + SIGHUP + Terminate the process after any current fade in or fade out + action, but leaf the effect in place. + + SIGUSR1 + Gradually fade out the effect but do not terminate the process. + + If the fade out time is 0 (default) or if the signal is sent + twice, the effect is removed immediately. + + SIGUSR2 + Gradually fade the effect back in (from SIGUSR1). + + If the fade in time is 0 (default) or if the signal is sent + twice, the effect is restored immediately. + + If sent during the initial fade in, the fade in is cancelled + and the full effect is immediately applied. + SEE ALSO coopgammad(1), cg-tools(7), redshift(1), blueshift(1) |