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Diffstat (limited to 'home-manager/modules/services/picom.nix')
| -rw-r--r-- | home-manager/modules/services/picom.nix | 311 |
1 files changed, 311 insertions, 0 deletions
diff --git a/home-manager/modules/services/picom.nix b/home-manager/modules/services/picom.nix new file mode 100644 index 00000000000..4c4da8de697 --- /dev/null +++ b/home-manager/modules/services/picom.nix @@ -0,0 +1,311 @@ +{ config, lib, pkgs, ... }: + +with lib; +with builtins; + +let + + cfg = config.services.picom; + + configFile = pkgs.writeText "picom.conf" (optionalString cfg.fade '' + # fading + fading = true; + fade-delta = ${toString cfg.fadeDelta}; + fade-in-step = ${elemAt cfg.fadeSteps 0}; + fade-out-step = ${elemAt cfg.fadeSteps 1}; + fade-exclude = ${toJSON cfg.fadeExclude}; + '' + optionalString cfg.shadow '' + + # shadows + shadow = true; + shadow-offset-x = ${toString (elemAt cfg.shadowOffsets 0)}; + shadow-offset-y = ${toString (elemAt cfg.shadowOffsets 1)}; + shadow-opacity = ${cfg.shadowOpacity}; + shadow-exclude = ${toJSON cfg.shadowExclude}; + '' + optionalString cfg.blur '' + + # blur + blur-background = true; + blur-background-exclude = ${toJSON cfg.blurExclude}; + '' + '' + + # opacity + active-opacity = ${cfg.activeOpacity}; + inactive-opacity = ${cfg.inactiveOpacity}; + inactive-dim = ${cfg.inactiveDim}; + opacity-rule = ${toJSON cfg.opacityRule}; + + wintypes: + { + dock = { shadow = ${toJSON (!cfg.noDockShadow)}; }; + dnd = { shadow = ${toJSON (!cfg.noDNDShadow)}; }; + popup_menu = { opacity = ${cfg.menuOpacity}; }; + dropdown_menu = { opacity = ${cfg.menuOpacity}; }; + }; + + # other options + backend = ${toJSON cfg.backend}; + vsync = ${toJSON cfg.vSync}; + refresh-rate = ${toString cfg.refreshRate}; + '' + cfg.extraOptions); + +in { + + options.services.picom = { + enable = mkEnableOption "Picom X11 compositor"; + + blur = mkOption { + type = types.bool; + default = false; + description = '' + Enable background blur on transparent windows. + ''; + }; + + blurExclude = mkOption { + type = types.listOf types.str; + default = [ ]; + example = [ "class_g = 'slop'" "class_i = 'polybar'" ]; + description = '' + List of windows to exclude background blur. + See the + <citerefentry> + <refentrytitle>picom</refentrytitle> + <manvolnum>1</manvolnum> + </citerefentry> + man page for more examples. + ''; + }; + + experimentalBackends = mkOption { + type = types.bool; + default = false; + description = '' + Whether to use the new experimental backends. + ''; + }; + + fade = mkOption { + type = types.bool; + default = false; + description = '' + Fade windows in and out. + ''; + }; + + fadeDelta = mkOption { + type = types.int; + default = 10; + example = 5; + description = '' + Time between fade animation step (in ms). + ''; + }; + + fadeSteps = mkOption { + type = types.listOf types.str; + default = [ "0.028" "0.03" ]; + example = [ "0.04" "0.04" ]; + description = '' + Opacity change between fade steps (in and out). + ''; + }; + + fadeExclude = mkOption { + type = types.listOf types.str; + default = [ ]; + example = [ "window_type *= 'menu'" "name ~= 'Firefox$'" "focused = 1" ]; + description = '' + List of conditions of windows that should not be faded. + See the + <citerefentry> + <refentrytitle>picom</refentrytitle> + <manvolnum>1</manvolnum> + </citerefentry> + man page for more examples. + ''; + }; + + shadow = mkOption { + type = types.bool; + default = false; + description = '' + Draw window shadows. + ''; + }; + + shadowOffsets = mkOption { + type = types.listOf types.int; + default = [ (-15) (-15) ]; + example = [ (-10) (-15) ]; + description = '' + Horizontal and vertical offsets for shadows (in pixels). + ''; + }; + + shadowOpacity = mkOption { + type = types.str; + default = "0.75"; + example = "0.8"; + description = '' + Window shadows opacity (number in range 0 - 1). + ''; + }; + + shadowExclude = mkOption { + type = types.listOf types.str; + default = [ ]; + example = [ "window_type *= 'menu'" "name ~= 'Firefox$'" "focused = 1" ]; + description = '' + List of conditions of windows that should have no shadow. + See the + <citerefentry> + <refentrytitle>picom</refentrytitle> + <manvolnum>1</manvolnum> + </citerefentry> + man page for more examples. + ''; + }; + + noDockShadow = mkOption { + type = types.bool; + default = true; + description = '' + Avoid shadow on docks. + ''; + }; + + noDNDShadow = mkOption { + type = types.bool; + default = true; + description = '' + Avoid shadow on drag-and-drop windows. + ''; + }; + + activeOpacity = mkOption { + type = types.str; + default = "1.0"; + example = "0.8"; + description = '' + Opacity of active windows. + ''; + }; + + inactiveDim = mkOption { + type = types.str; + default = "0.0"; + example = "0.2"; + description = '' + Dim inactive windows. + ''; + }; + + inactiveOpacity = mkOption { + type = types.str; + default = "1.0"; + example = "0.8"; + description = '' + Opacity of inactive windows. + ''; + }; + + menuOpacity = mkOption { + type = types.str; + default = "1.0"; + example = "0.8"; + description = '' + Opacity of dropdown and popup menu. + ''; + }; + + opacityRule = mkOption { + type = types.listOf types.str; + default = [ ]; + example = [ "87:class_i ?= 'scratchpad'" "91:class_i ?= 'xterm'" ]; + description = '' + List of opacity rules. + See the + <citerefentry> + <refentrytitle>picom</refentrytitle> + <manvolnum>1</manvolnum> + </citerefentry> + man page for more examples. + ''; + }; + + backend = mkOption { + type = types.str; + default = "glx"; + description = '' + Backend to use: <literal>glx</literal> or <literal>xrender</literal>. + ''; + }; + + vSync = mkOption { + type = types.bool; + default = false; + description = '' + Enable vertical synchronization. + ''; + }; + + refreshRate = mkOption { + type = types.int; + default = 0; + example = 60; + description = '' + Screen refresh rate (0 = automatically detect). + ''; + }; + + package = mkOption { + type = types.package; + default = pkgs.picom; + defaultText = literalExample "pkgs.picom"; + example = literalExample "pkgs.picom"; + description = '' + picom derivation to use. + ''; + }; + + extraOptions = mkOption { + type = types.str; + default = ""; + example = '' + unredir-if-possible = true; + dbe = true; + ''; + description = '' + Additional Picom configuration. + ''; + }; + }; + + config = mkIf cfg.enable { + home.packages = [ cfg.package ]; + + systemd.user.services.picom = { + Unit = { + Description = "Picom X11 compositor"; + After = [ "graphical-session-pre.target" ]; + PartOf = [ "graphical-session.target" ]; + }; + + Install = { WantedBy = [ "graphical-session.target" ]; }; + + Service = let + experimentalBackendsFlag = + if cfg.experimentalBackends then " --experimental-backends" else ""; + in { + ExecStart = "${cfg.package}/bin/picom --config ${configFile}" + + experimentalBackendsFlag; + Restart = "always"; + RestartSec = 3; + } // optionalAttrs (cfg.backend == "glx") { + # Temporarily fixes corrupt colours with Mesa 18. + Environment = [ "allow_rgb10_configs=false" ]; + }; + }; + }; +} |