java

#!/usr/bin/env bash

# Copyright (C) 2016-present Arctic Ice Studio <development@arcticicestudio.com>
# Copyright (C) 2016-present Sven Greb <development@svengreb.de>

# Project:    igloo
# Repository: https://github.com/arcticicestudio/igloo
# License:    MIT
# References:
#   https://wiki.archlinux.org/index.php/Java_Runtime_Environment_fonts
#   http://docs.oracle.com/javase/8/docs/technotes/guides/2d/flags.html#aaFonts
#   http://docs.oracle.com/javase/8/docs/technotes/guides/2d/flags.html#xrender
#   http://stackoverflow.com/questions/28327620/difference-between-java-options-java-tool-options-and-java-opts
#   http://wiki.netbeans.org/FaqFontRendering
#   java(1)
#   javac(1)

# Sets the default system-wide JVM options.
#
# awt.useSystemAAFontSettings
#   Use system settings for font anti-aliasing.
# sun.java2d.xrender
#   Enable the XRender-based Java 2D rendering pipeline for modern X11-based desktops, offering improved graphics performance.
# swing.aatext
#   Enable the font anti-aliasing for Swing-based applications.
#
# Constant names in braces are values for the "java.awt.RenderingHint" class.
#
# > awt.useSystemAAFontSettings
#   - off,false,default (VALUE_TEXT_ANTIALIAS_DEFAULT)
#       No anti-aliasing.
#   - on (VALUE_TEXT_ANTIALIAS_ON)
#       Full anti-aliasing without sub-pixel rendering
#   - gasp (VALUE_TEXT_ANTIALIAS_GASP)
#       Use the font's built-in hinting instructions with sub-pixel rendering, intended for use both on CRT and LCD .
#   - lcd, lcd_hrgb (VALUE_TEXT_ANTIALIAS_LCD_HRGB)
#       Anti-aliasing tuned for many popular LCD monitors with sub-pixel rendering, optimized for LCD.
#   - lcd_hbgr (VALUE_TEXT_ANTIALIAS_LCD_HBGR)
#       Alternative LCD monitor setting. Same as "lcd", but with different distribution of sub pixels (monitor upsidedown).
#   - lcd_vrgb (VALUE_TEXT_ANTIALIAS_LCD_VRGB)
#       Alternative LCD monitor setting. Same as "lcd", but with different distribution of sub pixels (monitor is vertical).
#   - lcd_vbgr (VALUE_TEXT_ANTIALIAS_LCD_VBGR)
#       Alternative LCD monitor setting. Same as "lcd", but with different distribution of sub pixels (vertical again but on other side).

export _JAVA_OPTIONS="-Dawt.useSystemAAFontSettings=lcd -Dsun.java2d.xrender=true -Dswing.aatext=true"
export _JAVA_AWT_WM_NONREPARENTING=1