commit
dc9c88a451
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@ -16,11 +16,11 @@
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effects, some example settings:
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<programlisting>
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<link linkend="opt-services.picom.enable">services.picom</link> = {
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<link linkend="opt-services.picom.enable">enable</link> = true;
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<link linkend="opt-services.picom.fade">fade</link> = true;
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<link linkend="opt-services.picom.inactiveOpacity">inactiveOpacity</link> = "0.9";
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<link linkend="opt-services.picom.shadow">shadow</link> = true;
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<link linkend="opt-services.picom.fadeDelta">fadeDelta</link> = 4;
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<link linkend="opt-services.picom.enable">enable</link> = true;
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<link linkend="opt-services.picom.fade">fade</link> = true;
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<link linkend="opt-services.picom.inactiveOpacity">inactiveOpacity</link> = 0.9;
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<link linkend="opt-services.picom.shadow">shadow</link> = true;
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<link linkend="opt-services.picom.fadeDelta">fadeDelta</link> = 4;
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};
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</programlisting>
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</para>
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@ -317,6 +317,15 @@ php.override {
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<manvolnum>5</manvolnum></citerefentry> for details.
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</para>
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</listitem>
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<listitem>
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<para>
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In the <literal>picom</literal> module, several options that accepted
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floating point numbers encoded as strings (for example
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<xref linkend="opt-services.picom.activeOpacity"/>) have been changed
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to the (relatively) new native <literal>float</literal> type. To migrate
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your configuration simply remove the quotes around the numbers.
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</para>
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</listitem>
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</itemizedlist>
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</section>
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@ -1,39 +1,48 @@
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{ config, lib, pkgs, ... }:
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with lib;
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with builtins;
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let
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cfg = config.services.picom;
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pairOf = x: with types; addCheck (listOf x) (y: length y == 2);
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pairOf = x: with types;
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addCheck (listOf x) (y: length y == 2)
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// { description = "pair of ${x.description}"; };
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floatBetween = a: b: with lib; with types;
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addCheck str (x: versionAtLeast x a && versionOlder x b);
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floatBetween = a: b: with types;
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let
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# toString prints floats with hardcoded high precision
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floatToString = f: builtins.toJSON f;
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in
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addCheck float (x: x <= b && x >= a)
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// { description = "a floating point number in " +
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"range [${floatToString a}, ${floatToString b}]"; };
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toConf = attrs: concatStringsSep "\n"
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(mapAttrsToList
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(k: v: let
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sep = if isAttrs v then ":" else "=";
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# Basically a tinkered lib.generators.mkKeyValueDefault
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mkValueString = v:
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if isBool v then boolToString v
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else if isInt v then toString v
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else if isFloat v then toString v
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else if isString v then ''"${escape [ ''"'' ] v}"''
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else if isList v then "[ "
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+ concatMapStringsSep " , " mkValueString v
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+ " ]"
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else if isAttrs v then "{ "
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+ concatStringsSep " "
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(mapAttrsToList
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(key: value: "${toString key}=${mkValueString value};")
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v)
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+ " }"
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else abort "picom.mkValueString: unexpected type (v = ${v})";
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in "${escape [ sep ] k}${sep}${mkValueString v};")
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attrs);
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mkDefaultAttrs = mapAttrs (n: v: mkDefault v);
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# Basically a tinkered lib.generators.mkKeyValueDefault
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# It either serializes a top-level definition "key: { values };"
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# or an expression "key = { values };"
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mkAttrsString = top:
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mapAttrsToList (k: v:
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let sep = if (top && isAttrs v) then ":" else "=";
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in "${escape [ sep ] k}${sep}${mkValueString v};");
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# This serializes a Nix expression to the libconfig format.
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mkValueString = v:
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if types.bool.check v then boolToString v
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else if types.int.check v then toString v
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else if types.float.check v then toString v
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else if types.str.check v then "\"${escape [ "\"" ] v}\""
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else if builtins.isList v then "[ ${concatMapStringsSep " , " mkValueString v} ]"
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else if types.attrs.check v then "{ ${concatStringsSep " " (mkAttrsString false v) } }"
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else throw ''
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invalid expression used in option services.picom.settings:
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${v}
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'';
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toConf = attrs: concatStringsSep "\n" (mkAttrsString true cfg.settings);
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configFile = pkgs.writeText "picom.conf" (toConf cfg.settings);
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@ -61,7 +70,7 @@ in {
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};
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fadeDelta = mkOption {
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type = types.addCheck types.int (x: x > 0);
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type = types.ints.positive;
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default = 10;
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example = 5;
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description = ''
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@ -70,12 +79,11 @@ in {
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};
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fadeSteps = mkOption {
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type = pairOf (floatBetween "0.01" "1.01");
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default = [ "0.028" "0.03" ];
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example = [ "0.04" "0.04" ];
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type = pairOf (floatBetween 0.01 1);
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default = [ 0.028 0.03 ];
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example = [ 0.04 0.04 ];
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description = ''
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Opacity change between fade steps (in and out).
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(numbers in range 0.01 - 1.0)
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'';
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};
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};
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shadowOpacity = mkOption {
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type = floatBetween "0.0" "1.01";
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default = "0.75";
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example = "0.8";
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type = floatBetween 0 1;
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default = 0.75;
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example = 0.8;
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description = ''
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Window shadows opacity (number in range 0.0 - 1.0).
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Window shadows opacity.
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'';
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};
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};
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activeOpacity = mkOption {
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type = floatBetween "0.0" "1.01";
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default = "1.0";
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example = "0.8";
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type = floatBetween 0 1;
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default = 1.0;
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example = 0.8;
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description = ''
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Opacity of active windows (number in range 0.0 - 1.0).
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Opacity of active windows.
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'';
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};
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inactiveOpacity = mkOption {
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type = floatBetween "0.1" "1.01";
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default = "1.0";
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example = "0.8";
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type = floatBetween 0.1 1;
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default = 1.0;
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example = 0.8;
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description = ''
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Opacity of inactive windows (number in range 0.1 - 1.0).
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Opacity of inactive windows.
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'';
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};
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menuOpacity = mkOption {
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type = floatBetween "0.0" "1.01";
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default = "1.0";
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example = "0.8";
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type = floatBetween 0 1;
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default = 1.0;
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example = 0.8;
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description = ''
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Opacity of dropdown and popup menu (number in range 0.0 - 1.0).
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Opacity of dropdown and popup menu.
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'';
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};
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@ -210,7 +218,7 @@ in {
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};
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refreshRate = mkOption {
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type = types.addCheck types.int (x: x >= 0);
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type = types.ints.unsigned;
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default = 0;
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example = 60;
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description = ''
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@ -218,54 +226,69 @@ in {
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'';
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};
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settings = let
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configTypes = with types; oneOf [ bool int float str ];
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# types.loaOf converts lists to sets
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loaOf = t: with types; either (listOf t) (attrsOf t);
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settings = with types;
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let
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scalar = oneOf [ bool int float str ]
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// { description = "scalar types"; };
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libConfig = oneOf [ scalar (listOf libConfig) (attrsOf libConfig) ]
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// { description = "libconfig type"; };
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topLevel = attrsOf libConfig
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// { description = ''
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libconfig configuration. The format consists of an attributes
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set (called a group) of settings. Each setting can be a scalar type
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(boolean, integer, floating point number or string), a list of
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scalars or a group itself
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'';
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};
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in mkOption {
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type = loaOf (types.either configTypes (loaOf (types.either configTypes (loaOf configTypes))));
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default = {};
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type = topLevel;
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default = { };
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example = literalExample ''
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blur =
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{ method = "gaussian";
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size = 10;
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deviation = 5.0;
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};
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'';
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description = ''
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Additional Picom configuration.
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Picom settings. Use this option to configure Picom settings not exposed
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in a NixOS option or to bypass one. For the available options see the
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CONFIGURATION FILES section at <literal>picom(1)</literal>.
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'';
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};
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};
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config = mkIf cfg.enable {
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services.picom.settings = let
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# Hard conversion to float, literally lib.toInt but toFloat
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toFloat = str: let
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may_be_float = builtins.fromJSON str;
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in if builtins.isFloat may_be_float
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then may_be_float
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else throw "Could not convert ${str} to float.";
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in {
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services.picom.settings = mkDefaultAttrs {
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# fading
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fading = mkDefault cfg.fade;
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fade-delta = mkDefault cfg.fadeDelta;
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fade-in-step = mkDefault (toFloat (elemAt cfg.fadeSteps 0));
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fade-out-step = mkDefault (toFloat (elemAt cfg.fadeSteps 1));
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fade-exclude = mkDefault cfg.fadeExclude;
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fading = cfg.fade;
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fade-delta = cfg.fadeDelta;
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fade-in-step = elemAt cfg.fadeSteps 0;
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fade-out-step = elemAt cfg.fadeSteps 1;
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fade-exclude = cfg.fadeExclude;
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||||
# shadows
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shadow = mkDefault cfg.shadow;
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shadow-offset-x = mkDefault (elemAt cfg.shadowOffsets 0);
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shadow-offset-y = mkDefault (elemAt cfg.shadowOffsets 1);
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||||
shadow-opacity = mkDefault (toFloat cfg.shadowOpacity);
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shadow-exclude = mkDefault cfg.shadowExclude;
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shadow = cfg.shadow;
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||||
shadow-offset-x = elemAt cfg.shadowOffsets 0;
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shadow-offset-y = elemAt cfg.shadowOffsets 1;
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||||
shadow-opacity = cfg.shadowOpacity;
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||||
shadow-exclude = cfg.shadowExclude;
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||||
|
||||
# opacity
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||||
active-opacity = mkDefault (toFloat cfg.activeOpacity);
|
||||
inactive-opacity = mkDefault (toFloat cfg.inactiveOpacity);
|
||||
active-opacity = cfg.activeOpacity;
|
||||
inactive-opacity = cfg.inactiveOpacity;
|
||||
|
||||
wintypes = mkDefault cfg.wintypes;
|
||||
wintypes = cfg.wintypes;
|
||||
|
||||
opacity-rule = mkDefault cfg.opacityRules;
|
||||
opacity-rule = cfg.opacityRules;
|
||||
|
||||
# other options
|
||||
backend = mkDefault cfg.backend;
|
||||
vsync = mkDefault cfg.vSync;
|
||||
refresh-rate = mkDefault cfg.refreshRate;
|
||||
backend = cfg.backend;
|
||||
vsync = cfg.vSync;
|
||||
refresh-rate = cfg.refreshRate;
|
||||
};
|
||||
|
||||
systemd.user.services.picom = {
|
||||
|
|
Loading…
Reference in a new issue