| … | |
… | |
| 4 | #:META:X_RESOURCE:%.border:boolean:respect the terminal border |
4 | #:META:X_RESOURCE:%.border:boolean:respect the terminal border |
| 5 | #:META:X_RESOURCE:%.interval:seconds:minimum time between updates |
5 | #:META:X_RESOURCE:%.interval:seconds:minimum time between updates |
| 6 | |
6 | |
| 7 | =head1 NAME |
7 | =head1 NAME |
| 8 | |
8 | |
| 9 | background - manage terminal background |
9 | background - manage terminal background |
| 10 | |
10 | |
| 11 | =head1 SYNOPSIS |
11 | =head1 SYNOPSIS |
| 12 | |
12 | |
| 13 | urxvt --background-expr 'background expression' |
13 | urxvt --background-expr 'background expression' |
| 14 | --background-border |
14 | --background-border |
| … | |
… | |
| 885 | $img |
885 | $img |
| 886 | } |
886 | } |
| 887 | |
887 | |
| 888 | =item muladd $mul, $add, $img # EXPERIMENTAL |
888 | =item muladd $mul, $add, $img # EXPERIMENTAL |
| 889 | |
889 | |
| 890 | First multipliesthe pixels by C<$mul>, then adds C<$add>. This cna be used |
890 | First multiplies the pixels by C<$mul>, then adds C<$add>. This can be used |
| 891 | to implement brightness and contrast at the same time, with a wider value |
891 | to implement brightness and contrast at the same time, with a wider value |
| 892 | range than contrast and brightness operators. |
892 | range than contrast and brightness operators. |
| 893 | |
893 | |
| 894 | Due to numerous bugs in XRender implementations, it can also introduce a |
894 | Due to numerous bugs in XRender implementations, it can also introduce a |
| 895 | number of visual artifacts. |
895 | number of visual artifacts. |
