<s>
Java	B-Language
OpenGL	I-Language
(	O
JOGL	B-Language
)	O
is	O
a	O
wrapper	O
library	B-Library
that	O
allows	O
OpenGL	B-Application
to	O
be	O
used	O
in	O
the	O
Java	B-Language
programming	I-Language
language	I-Language
.	O
</s>
<s>
Since	O
2010	O
,	O
it	O
has	O
been	O
an	O
independent	O
open-source	B-Application
project	O
under	O
a	O
BSD	B-Operating_System
license	I-Operating_System
.	O
</s>
<s>
It	O
is	O
the	O
reference	O
implementation	O
for	O
Java	B-Language
Bindings	I-Language
for	I-Language
OpenGL	I-Language
(	O
JSR-231	B-Language
)	O
.	O
</s>
<s>
JOGL	B-Language
allows	O
access	O
to	O
most	O
OpenGL	B-Application
features	O
available	O
to	O
C	B-Language
language	I-Language
programs	O
through	O
the	O
use	O
of	O
the	O
Java	B-Language
Native	I-Language
Interface	I-Language
(	O
JNI	B-Language
)	O
.	O
</s>
<s>
It	O
offers	O
access	O
to	O
both	O
the	O
standard	O
GL*	O
functions	O
along	O
with	O
the	O
GLU*	O
functions	O
;	O
however	O
the	O
OpenGL	B-Library
Utility	I-Library
Toolkit	I-Library
(	O
GLUT	O
)	O
library	B-Library
is	O
not	O
available	O
for	O
window-system	O
related	O
calls	O
,	O
as	O
Java	B-Language
has	O
its	O
own	O
windowing	O
systems	O
:	O
Abstract	B-Language
Window	I-Language
Toolkit	I-Language
(	O
AWT	O
)	O
,	O
Swing	B-Language
,	O
and	O
some	O
extensions	O
.	O
</s>
<s>
The	O
base	O
OpenGL	B-Application
C	B-Language
API	B-General_Concept
,	O
as	O
well	O
as	O
its	O
associated	O
Windowing	B-Library
API	I-Library
,	O
are	O
accessed	O
in	O
JOGL	B-Language
via	O
Java	B-Language
Native	I-Language
Interface	I-Language
(	O
JNI	B-Language
)	O
calls	O
.	O
</s>
<s>
As	O
such	O
,	O
the	O
underlying	O
system	O
must	O
support	O
OpenGL	B-Application
for	O
JOGL	B-Language
to	O
work	O
.	O
</s>
<s>
JOGL	B-Language
differs	O
from	O
some	O
other	O
Java	B-Language
OpenGL	I-Language
wrapper	O
libraries	O
in	O
that	O
it	O
merely	O
exposes	O
the	O
procedural	O
OpenGL	B-Application
API	B-General_Concept
via	O
methods	O
on	O
a	O
few	O
classes	O
,	O
rather	O
than	O
trying	O
to	O
map	O
OpenGL	B-Application
functionality	O
onto	O
the	O
object-oriented	B-Language
programming	I-Language
paradigm	O
.	O
</s>
<s>
Indeed	O
,	O
most	O
of	O
the	O
JOGL	B-Language
code	O
is	O
autogenerated	O
from	O
the	O
OpenGL	B-Application
C	B-Language
header	O
files	O
via	O
a	O
conversion	O
tool	O
named	O
GlueGen	B-Language
,	O
which	O
was	O
programmed	O
specifically	O
to	O
facilitate	O
the	O
creation	O
of	O
JOGL	B-Language
.	O
</s>
<s>
,	O
JOGL	B-Language
provides	O
full	O
access	O
to	O
the	O
OpenGL	B-Application
4.5	O
specification	O
as	O
well	O
as	O
almost	O
all	O
vendor	O
extensions	O
(	O
and	O
OpenCL	B-Application
,	O
OpenMAX	B-Application
and	O
OpenAL	B-Application
)	O
.	O
</s>
<s>
The	O
1.1.0	O
version	O
is	O
the	O
reference	O
implementation	O
for	O
JSR-231	B-Language
(	O
Java	B-Language
Bindings	I-Language
for	I-Language
OpenGL	I-Language
)	O
.	O
</s>
<s>
The	O
1.1.1	O
release	O
gave	O
limited	O
access	O
to	O
GLU	B-Library
NURBS	B-Algorithm
,	O
providing	O
rendering	O
of	O
curved	O
lines	O
and	O
surfaces	O
via	O
the	O
traditional	O
GLU	B-Library
APIs	B-General_Concept
.	O
</s>
<s>
The	O
2.3.2	O
release	O
added	O
support	O
for	O
OpenGL	B-Application
versions	O
up	O
to	O
4.5	O
,	O
and	O
OpenGL	B-Application
ES	O
versions	O
up	O
to	O
3.2	O
.	O
</s>
<s>
Since	O
the	O
Java	B-Language
SE	O
6	O
version	O
of	O
the	O
Java	B-Language
language	I-Language
,	O
Java2D	B-Language
(	O
the	O
API	B-General_Concept
for	O
drawing	O
two	O
dimensional	O
graphics	O
in	O
Java	B-Language
)	O
and	O
JOGL	B-Language
have	O
become	O
interoperable	O
,	O
allowing	O
it	O
to	O
:	O
</s>
<s>
Overlay	O
Swing	B-Language
components	O
(	O
lightweight	O
menus	O
,	O
tooltips	O
,	O
and	O
other	O
widgets	O
)	O
on	O
top	O
of	O
OpenGL	B-Application
rendering	O
.	O
</s>
<s>
Draw	O
3D	O
OpenGL	B-Application
graphics	O
on	O
top	O
of	O
Java2D	B-Language
rendering	O
(	O
see	O
for	O
a	O
button	O
with	O
an	O
OpenGL	B-Application
icon	O
)	O
.	O
</s>
<s>
Use	O
3D	O
graphics	O
anywhere	O
where	O
ordinarily	O
a	O
Swing	B-Language
widget	O
would	O
be	O
used	O
.	O
</s>
<s>
Draw	O
Java2D	B-Language
graphics	O
on	O
top	O
of	O
3D	O
OpenGL	B-Application
rendering	O
.	O
</s>
<s>
The	O
over	O
230	O
samples	O
illustrate	O
almost	O
all	O
OpenGL	B-Application
features	O
ranging	O
from	O
ES	O
2.0	O
up	O
to	O
the	O
last	O
GL	O
extensions	O
,	O
same	O
of	O
them	O
usually	O
also	O
called	O
AZDO	O
(	O
Almost	O
Zero	O
Driver	O
Overhead	O
)	O
.	O
</s>
<s>
Java	B-Language
and	O
Kotlin	B-Language
side	O
by	O
side	O
.	O
</s>
