diff options
| -rw-r--r-- | info/blueshift.texinfo | 106 |
1 files changed, 61 insertions, 45 deletions
diff --git a/info/blueshift.texinfo b/info/blueshift.texinfo index 7cf5321..840b0fe 100644 --- a/info/blueshift.texinfo +++ b/info/blueshift.texinfo @@ -265,6 +265,22 @@ resets effects and exits. @kbd{Control+c} is treated as SIGTERM. +@item SIGTSTP +@itemx SIGCONT +Blueshift does implement special handling +of the termporary stop signal (SIGTSTP), +or continue signal (SIGCONT). So if you send +SIGTSTP to Blueshift it pause until you send +SIGCONT. + +With usual TTY settings, the terminal sends +SIGTSTP when @kbd{Control+z} is processed. +Shells can send SIGCONT if you type either +of @code{%}, @code{fg}, @code{%blueshift} or +@code{fg blueshift}. @code{bg} or +@code{bg blueshift} can be used to continue +in the background instead of in the foreground. + @item SIGUSR1 Reloads the configuration script. @@ -635,6 +651,51 @@ that were applied at the time of invokation of working curves. +@node Applying colour curves +@section Applying colour curves + +To apply a colour curve to the display +server, invoke the @code{randr} function, or +@code{vidmode}@footnote{@code{vidmode} has +the same API as @code{randr}, but it only +supports using the zeroth CRTC}; +@code{print_curves} can be used to print +the curves to stdout instead (for debugging). +These functions apply the curves to all +monitors in the default screen (screen 0), +put you can also use select monitors by +specifying each monitor in as separate +arguments. The monitors are indexed from +zero. The screen by can be selected by +adding the argument @code{screen = X}, +where @code{X} is the index of the screen. +@code{print_curves} has a third optional +parameters: @code{compact}, if it is set +to @code{True}, the curves will be printed +with run-length encoding. + +If you want to write your own curve flushing +fucntion @code{translate_to_integers} can be +used, it returned the colour curves converted +from floating point lists to integer lists in +a tuple of three (red, green and blue.) Replace +the parameterless function @code{close_c_bindings} +to make it free all used resource, this is +invoked when Blueshift exits. + +When Blueshift exists, it invoked the +parameterless function @code{reset} which +you should replace. By default it resets +the colour curves and flushes it to all +monitors. To restrict which monitors it +applies the changes to replace +@code{monitor_controller} with a parameterless +function that sends the colour curves to +the desired monitors to the display server. +This is only done if Blueshift runs in +continuous mode. + + @node Hardware detection @section Hardware detection @@ -683,51 +744,6 @@ used. @end table -@node Applying colour curves -@section Applying colour curves - -To apply a colour curve to the display -server, invoke the @code{randr} function, or -@code{vidmode}@footnote{@code{vidmode} has -the same API as @code{randr}, but it only -supports using the zeroth CRTC}; -@code{print_curves} can be used to print -the curves to stdout instead (for debugging). -These functions apply the curves to all -monitors in the default screen (screen 0), -put you can also use select monitors by -specifying each monitor in as separate -arguments. The monitors are indexed from -zero. The screen by can be selected by -adding the argument @code{screen = X}, -where @code{X} is the index of the screen. -@code{print_curves} has a third optional -parameters: @code{compact}, if it is set -to @code{True}, the curves will be printed -with run-length encoding. - -If you want to write your own curve flushing -fucntion @code{translate_to_integers} can be -used, it returned the colour curves converted -from floating point lists to integer lists in -a tuple of three (red, green and blue.) Replace -the parameterless function @code{close_c_bindings} -to make it free all used resource, this is -invoked when Blueshift exits. - -When Blueshift exists, it invoked the -parameterless function @code{reset} which -you should replace. By default it resets -the colour curves and flushes it to all -monitors. To restrict which monitors it -applies the changes to replace -@code{monitor_controller} with a parameterless -function that sends the colour curves to -the desired monitors to the display server. -This is only done if Blueshift runs in -continuous mode. - - @node Continuous mode @section Continuous mode |