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Linux下Compton使用技巧大揭秘

Compton 窗口 class shadow 645    来源:    2025-05-08

Linux下Compton使用技巧大揭秘

Compton是Linux下一个轻量级的X11合成窗口管理器,主要用于提供窗口透明、阴影、淡入淡出等视觉效果。以下是一些高级使用技巧和配置建议:

基本安装

# Debian/Ubuntu
sudo apt install compton

# Arch Linux
sudo pacman -S compton

# Fedora
sudo dnf install compton

配置技巧

1. 基本配置文件

创建或编辑 ~/.config/compton.conf

# 启用阴影
shadow = true;

# 阴影排除列表(不显示阴影的窗口)
shadow-exclude = [
    "name = 'Notification'",
    "class_g = 'Conky'",
    "class_g ?= 'Notify-osd'",
    "class_g = 'Cairo-clock'"
];

# 淡入淡出效果
fading = true;
fade-delta = 5;
fade-in-step = 0.03;
fade-out-step = 0.03;

2. 性能优化

# 使用GLX后端(通常性能更好)
backend = "glx";

# 启用vsync避免屏幕撕裂
vsync = true;

# 降低刷新率以节省资源
refresh-rate = 0;

# 不绘制不需要的窗口
paint-on-overlay = true;

3. 透明效果设置

# 窗口不活动时的透明度
inactive-opacity = 0.8;

# 窗口活动时的透明度
active-opacity = 1.0;

# 菜单透明度
menu-opacity = 0.9;

# 排除透明效果的窗口
opacity-rule = [
    "95:class_g = 'Alacritty'",
    "100:class_g = 'Firefox'"
];

4. 窗口动画效果

# 启用窗口动画
animations = true;
animation-for-open-window = "zoom";
animation-for-transient-window = "slide-down";

# 动画参数
animation-stiffness = 300.0;
animation-window-mass = 1.0;
animation-dampening = 35.0;

高级技巧

1. 多显示器配置

# 为不同显示器设置不同参数
shadow-offset-x = -15;
shadow-offset-y = -15;
shadow-radius = 12;

# 主显示器
shadow-red = 0.0;
shadow-green = 0.0;
shadow-blue = 0.0;

# 副显示器(如果有)
shadow-exclude-monitor = 1;

2. 排除特定应用程序

# 排除列表
no-fading-openclose = false;
no-fading-destroyed-argb = true;

# 排除特定窗口类型
shadow-ignore-shaped = false;
shadow-exclude = [
    "! name~=''",
    "name = 'Notification'",
    "name = 'Plank'",
    "name = 'Docky'",
    "name = 'Kupfer'",
    "name = 'xfce4-notifyd'",
    "name *= 'VLC'",
    "name *= 'compton'",
    "name *= 'Chromium'",
    "name *= 'Chrome'",
    "class_g = 'Firefox' && argb",
    "class_g = 'Conky'",
    "class_g = 'Kupfer'",
    "class_g = 'Synapse'",
    "class_g ?= 'Notify-osd'",
    "class_g ?= 'Cairo-dock'",
    "class_g ?= 'Xfce4-notifyd'",
    "class_g ?= 'Xfce4-power-manager'"
];

3. 与i3wm等平铺窗口管理器配合

# 为i3wm优化
mark-wmwin-focused = true;
mark-ovredir-focused = true;
use-ewmh-active-win = true;
detect-rounded-corners = true;
detect-client-opacity = true;

启动方式

1. 直接启动

compton --config ~/.config/compton.conf -b

2. 作为守护进程启动

compton --daemon --config ~/.config/compton.conf

3. 添加到桌面环境自动启动

对于i3wm,在配置文件中添加:

exec --no-startup-id compton --config ~/.config/compton.conf -b

对于GNOME/KDE等,在"自动启动应用程序"中添加compton。

故障排除

  1. 屏幕撕裂问题

    backend = "glx";
    vsync = "opengl-swc";
    
  2. 性能问题

    glx-no-stencil = true;
    glx-no-rebind-pixmap = true;
    xrender-sync-fence = true;
    
  3. 特定应用程序显示问题: 尝试将该应用程序添加到排除列表中。

  4. 检查日志

    compton --diagnostics
    

通过合理配置Compton,可以显著提升Linux桌面的视觉体验,同时保持系统性能。建议根据具体硬件和需求调整参数。

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