Slight transparency for inactive windows

dot_config/emacs/init.el

@@ -594,9 +594,10 @@
 ;;  :hook ((c-mode c++-mode objc-mode cuda-mode) .
 ;;         (lambda () (require 'ccls) (lsp))))
 
-;(use-package modern-cpp-font-lock
-;  :config
-;  (modern-c++-font-lock-global-mode))
+(use-package modern-cpp-font-lock
+ :hook
+ (c++-mode . modern-c++-font-lock-mode))
+
 
 ;; Golang
 
@@ -604,10 +605,6 @@
 ;;   :config
 ;;   (add-hook 'before-save-hook #'lsp-organize-imports))
 
-;; Java
-
-;(use-package lsp-java)
-
 ;; JavaScript/TypeScript, HTML, CSS
 
 (setq css-indent-level 2)
@@ -680,6 +677,10 @@
 ;(use-package lsp-latex)
 ;'(setq lsp-tex-server 'digestif)
 
+;; OpenGL / GLSL
+
+(use-package glsl-mode)
+
 ;; Protocol Buffers
 
 ;; (use-package protobuf-mode)

dot_config/picom/picom.conf

@@ -84,7 +84,7 @@ fade-in-step = 0.03;
 fade-out-step = 0.03;
 
 # The time between steps in fade step, in milliseconds. (> 0, defaults to 10)
-fade-delta = 5
+# fade-delta = 10
 
 # Specify a list of conditions of windows that should not be faded.
 fade-exclude = [ "class_g = 'xsecurelock'" ];
@@ -133,7 +133,11 @@ focus-exclude = [ "class_g = 'Cairo-clock'" ];
 # example:
 #    opacity-rule = [ "80:class_g = 'URxvt'" ];
 #
-# opacity-rule = []
+# opacity-rule = [
+#   "90:class_g = 'URxvt' && focused",
+#   "60:class_g = 'URxvt' && !focused"
+# ];
+
 
 
 #################################
@@ -203,14 +207,17 @@ blur-background-exclude = [
 #       General Settings        #
 #################################
 
+# Enable remote control via D-Bus. See the man page for more details.
+# dbus = true
+
 # Daemonize process. Fork to background after initialization. Causes issues with certain (badly-written) drivers.
 # daemon = false
 
 # Specify the backend to use: `xrender`, `glx`, or `xr_glx_hybrid`.
 # `xrender` is the default one.
 #
-# backend = "glx"
-backend = "glx";
+backend = "glx"
+# backend = "xrender";
 
 # Enable/disable VSync.
 # vsync = false
@@ -227,7 +234,7 @@ mark-wmwin-focused = true;
 
 # Mark override-redirect windows that doesn't have a child window with 'WM_STATE' focused.
 # mark-ovredir-focused = false
-mark-ovredir-focused = true;
+mark-ovredir-focused = false;
 
 # Try to detect windows with rounded corners and don't consider them
 # shaped windows. The accuracy is not very high, unfortunately.
@@ -318,11 +325,17 @@ use-damage = true;
 #
 # xrender-sync-fence = false
 
-# GLX backend: Use specified GLSL fragment shader for rendering window contents.
-# See `compton-default-fshader-win.glsl` and `compton-fake-transparency-fshader-win.glsl`
-# in the source tree for examples.
+# GLX backend: Use specified GLSL fragment shader for rendering window
+# contents. Read the man page for a detailed explanation of the interface.
 #
-# glx-fshader-win = ""
+# window-shader-fg = "default"
+
+# Use rules to set per-window shaders. Syntax is SHADER_PATH:PATTERN, similar
+# to opacity-rule. SHADER_PATH can be "default". This overrides window-shader-fg.
+#
+# window-shader-fg-rule = [
+#   "my_shader.frag:window_type != 'dock'"
+# ]
 
 # Force all windows to be painted with blending. Useful if you
 # have a glx-fshader-win that could turn opaque pixels transparent.
@@ -346,6 +359,12 @@ use-damage = true;
 #
 # transparent-clipping = false
 
+# Specify a list of conditions of windows that should never have transparent
+# clipping applied. Useful for screenshot tools, where you need to be able to
+# see through transparent parts of the window.
+#
+# transparent-clipping-exclude = []
+
 # Set the log level. Possible values are:
 #  "trace", "debug", "info", "warn", "error"
 # in increasing level of importance. Case doesn't matter.
@@ -394,7 +413,7 @@ log-level = "warn";
 #     transparent, and you want shadows in those areas.
 #
 #   clip-shadow-above:::
-#     Controls wether shadows that would have been drawn above the window should
+#     Controls whether shadows that would have been drawn above the window should
 #     be clipped. Useful for dock windows that should have no shadow painted on top.
 #
 #   redir-ignore:::
@@ -408,8 +427,8 @@ wintypes:
   tooltip = { fade = true; shadow = true; opacity = 0.75; focus = true; full-shadow = false; };
   dock = { shadow = false; clip-shadow-above = true; }
   dnd = { shadow = false; }
-  popup_menu = { opacity = 0.9; }
-  dropdown_menu = { opacity = 0.9; }
+  popup_menu = { opacity = 0.8; }
+  dropdown_menu = { opacity = 0.8; }
   # menu        = { shadow = false; };                                                            
   # dropdown_menu = { shadow = false; };                                                          
   # popup_menu    = { shadow = false; };