-Dsun.java2d.xrender=true
. Older X11 configurations
may not be able to support XRender. The verbose form,
-Dsun.java2d.xrender=True
, can be
used to enable a message to stdout indicating whether the pipeline
was actually enabled.
This flag is listed in the System Properties for Java 2D Technology page.
The JDK will now enumerate and display the OpenType/CFF fonts installed on
the platform,
and also recognize them via the Font.createFont
API.
fontconfig.properties
file. On various
implementations of Linux, there is no assurance of the presence of
particular fonts to support particular locales. As of Java SE 7,
libfontconfig
is used to select fonts to use for the logical
fonts for "unrecognized" Linux platforms.