add: picom compositor, fixes screen tearing

.gitconfig

@@ -16,3 +16,5 @@
 [credential "https://gist.github.com"]
 	helper = 
 	helper = !/usr/bin/gh auth git-credential
+[credential]
+	helper = store

MANIFEST.linux

@@ -4,6 +4,7 @@
 nvim|symlink|.config
 dunstrc|symlink|.config/dunst
 kitty.conf|symlink|.config/kitty
+picom.conf|symlink|.config/picom
 neofetch/config.conf|symlink|.config
 .zshrc|symlink|
 i3|symlink|.config

i3/config

@@ -14,8 +14,9 @@ set $mod Mod4
 exec xinput set-prop "Elan Touchpad" "libinput Tapping Enabled" 1
 exec_always feh --bg-scale ~/dotfiles/bg.png
 exec --no-startup-id dunst
+exec --no-startup-id blueman-applet 
 
-exec --no-startup-id picom -D 0
+exec --no-startup-id picom --config ~/.config/picom/picom.conf -b
 
 # Font for window titles. Will also be used by the bar unless a different font
 # is used in the bar {} block below.

picom.conf

@@ -0,0 +1,290 @@
+
+#################################
+#
+# Backend
+#
+#################################
+
+# Backend to use: "xrender" or "glx".
+# GLX backend is typically much faster but depends on a sane driver.
+
+# backend = "xrender";
+# backend = "xr_glx_hybrid";
+backend = "glx";
+vsync = true;
+opengl-swc = true;
+
+glx-copy-from-front = true;
+glx-swap-method = 2;
+xrender-sync = true;
+xrender-sync-fence = true;
+
+#################################
+#
+# GLX backend
+#
+#################################
+
+glx-no-stencil = true;
+
+# GLX backend: Copy unmodified regions from front buffer instead of redrawing them all.
+# My tests with nvidia-drivers show a 10% decrease in performance when the whole screen is modified,
+# but a 20% increase when only 1/4 is.
+# My tests on nouveau show terrible slowdown.
+# Useful with --glx-swap-method, as well.
+glx-copy-from-front = false;
+
+# GLX backend: Use MESA_copy_sub_buffer to do partial screen update.
+# My tests on nouveau shows a 200% performance boost when only 1/4 of the screen is updated.
+# May break VSync and is not available on some drivers.
+# Overrides --glx-copy-from-front.
+# glx-use-copysubbuffermesa = true;
+
+# GLX backend: Avoid rebinding pixmap on window damage.
+# Probably could improve performance on rapid window content changes, but is known to break things on some drivers (LLVMpipe).
+# Recommended if it works.
+
+glx-no-rebind-pixmap = true;
+
+
+use-damage = false;
+
+# Disabled to avoid artifacts painting under blur transparent windows.
+
+#################################
+#
+# Shadows
+#
+#################################
+
+# Enabled client-side shadows on windows.
+shadow = false;
+
+
+# The blur radius for shadows. (default 12)
+shadow-radius = 35;
+# The left offset for shadows. (default -15)
+shadow-offset-x = -35;
+# The top offset for shadows. (default -15)
+shadow-offset-y = -35;
+# The translucency for shadows. (default .75)
+shadow-opacity = 0.8;
+
+# Set if you want different colour shadows
+# shadow-red = 0.0;
+# shadow-green = 0.0;
+# shadow-blue = 0.0;
+
+
+
+# shadow-exclude-reg = "x10+0+0";
+# xinerama-shadow-crop = true;
+
+
+# The shadow exclude options are helpful if you have shadows enabled. Due to the way compton draws its shadows, certain applications will have visual glitches
+# (most applications are fine, only apps that do weird things with xshapes or argb are affected).
+# This list includes all the affected apps I found in my testing. The "! name~=''" part excludes
+# shadows on any "Unknown" windows, this prevents a visual glitch with the XFWM alt tab switcher.
+
+# shadow-exclude = "n:e:Notification";
+
+shadow-exclude = [
+	# Removed to avoid no-shadow in modal dialog windows.
+	# "! name~=''",
+    "name = 'Notification'",
+    "name = 'Plank'",
+    "name = 'Docky'",
+    "name = 'Kupfer'",
+	"name = 'Pensela'",
+	"name = 'Drawing Board'",
+	#
+	# Workaround for VirtualBox empty window at launching
+	"name = 'VirtualBox'",
+	"name = 'VirtualBoxVM'",
+	#
+	# Avoid shadow in Negatron popups
+	"name = 'Negatron v0.100.1' && argb",
+	#
+	# Avoid shadow for the XFCE alt tab TaskSwitcher
+    "name ?= 'xfwm4' && argb",
+	#
+    # "name *= 'compton'",
+    "class_g = 'Conky'",
+    "class_g = 'Kupfer'",
+    "class_g = 'Synapse'",
+    "class_g ?= 'Notify-osd'",
+    "class_g ?= 'Cairo-dock'",
+	"class_g = 'Cairo-clock'",
+    "class_g ?= 'Xfce4-notifyd'",
+	#
+	# Exclude special Firefox/Firefox-esr/Thunderbird dropdowns.
+  	# Ref: https://github.com/chjj/compton/issues/247
+	 "class_g = 'Thunderbird' && argb",
+	 "class_g = 'Telegram' && argb",
+	 "name ?= 'Thunderbird' && (window_type = 'utility' || window_type = 'popup_menu')",
+	#
+	# Exclude some special popup menu shadows, but Modal Windows.
+	# These are more finetuning thant previous ones:
+	"class_g ?= 'Thunderbird' && class_i = 'Popup' && argb",
+	"class_g = 'firefox' && (window_type = 'utility' || window_type = 'popup_menu') && argb",
+	"class_g = 'Firefox' && (window_type = 'utility' || window_type = 'popup_menu') && argb",
+	"class_g = 'firefox-esr' && (window_type = 'utility' || window_type = 'popup_menu') && argb",
+	"class_g = 'Firefox-esr' && (window_type = 'utility' || window_type = 'popup_menu') && argb",
+	"class_g = 'Tor Browser' && (window_type = 'utility') && argb",
+	"class_g = 'Navegador Tor' && (window_type = 'utility' || window_type = 'popup_menu') && argb",
+	"class_g = 'Thunderbird' && (window_type = 'utility' || window_type = 'popup_menu') && argb",
+	"class_g = 'Mozilla Thunderbird' && (window_type = 'utility' || window_type = 'popup_menu') && argb",
+    "class_g ?= 'Xfce4-power-manager'",
+	# 
+	# Exclude Vokoscreen and VokoscreenNG area selector
+	#
+	"class_g ?= 'vokoscreen' && argb",
+	"name = 'Área'",
+	"name *= 'Cuenta regresiva'",
+#	"override_redirect = true"
+];
+# Avoid drawing shadow on all shaped windows (see also: --detect-rounded-corners)
+#  Deprecated, use --shadow-exclude 'bounding_shaped' or --shadow-exclude 'bounding_shaped && !rounded_corners' instead.
+shadow-ignore-shaped = false;
+
+
+
+
+#################################
+#
+# Opacity
+#
+#################################
+
+
+inactive-opacity = 1;
+active-opacity = 1;
+frame-opacity = 1;
+inactive-opacity-override = false;
+
+
+# Desaturate and darken the inactive windows
+# Dim inactive windows. (0.0 - 1.0)
+
+#inactive-dim = 0.2;
+#inactive-dim-fixed = true;
+
+
+
+
+# Do not let dimness adjust based on window opacity.
+# inactive-dim-fixed = true;
+
+
+# Blur background of transparent windows. Bad performance with X Render backend. GLX backend is preferred.
+
+blur-background = true;
+
+
+blur-method = "kernel";
+#blur-size = 50;
+#blur-deviation = 5.0;
+
+
+
+# Blur background of opaque windows with transparent frames as well.
+# blur-background-frame = true;
+# Do not let blur radius adjust based on window opacity.
+#blur-background-fixed = true;
+
+# blur-kern = "3x3box";
+# blur-kern = "5x5box";
+# blur-kern = "5x5gaussian"
+blur-kern = "9x9gaussian"
+
+blur-background-exclude = [
+    "class_g = 'Peek'",
+	"class_g = 'Pensela'",
+	"name = 'Drawing Board'",
+    "window_type = 'dock'",
+	"window_type = 'dropdown_menu'",
+	"window_type = 'combo'",
+	"window_type = 'popup_menu'",
+	"window_type = 'utility'",
+    "window_type = 'desktop'",
+];
+opacity-exclude = [
+    "name = 'Stratagus'"
+];
+
+
+#################################
+#
+# Fading
+#
+#################################
+
+fading = false;
+# fade-delta = 30;
+#fade-in-step = 0.03;
+#fade-out-step = 0.03;
+fade-in-step = 0.07;
+fade-out-step = 0.07;
+# no-fading-openclose = true;
+# no-fading-destroyed-argb = true;
+fade-exclude = [ ];
+
+
+
+#################################
+#
+# OTHER CONFIG
+#
+#################################
+
+log-level = "warn";
+# log-file = "/path/to/your/log/file";
+
+
+mark-wmwin-focused = true;
+mark-ovredir-focused = true;
+# use-ewmh-active-win = true;
+detect-rounded-corners = true;
+detect-client-opacity = true;
+
+
+#vsync = true;
+
+
+# sw-opti = true;
+# unredir-if-possible = true;
+# unredir-if-possible-delay = 5000;
+# unredir-if-possible-exclude = [ ];
+
+focus-exclude = [ "class_g = 'Cairo-clock'" ];
+
+detect-transient = true;
+detect-client-leader = true;
+invert-color-include = [ ];
+
+resize-damage = 2;
+
+
+
+
+
+#################################
+#
+# Window type settings
+#
+#################################
+wintypes:
+{
+	dock = { shadow = true; }
+	dnd = { shadow = false; }
+	popup_menu = { opacity = 1; }
+	dropdown_menu = { opacity = 1; }
+	
+	# This avoid problems with transparent windows while use-damage = true;.
+	# normal = { full-shadow = true;}; 
+
+#   tooltip = { fade = true; shadow = true; opacity = 0.75; focus = true; full-shadow = false; };
+
+
+
+};