<s>
OpenWebGlobe	B-Language
was	O
a	O
project	O
and	O
technology	O
for	O
processing	O
and	O
interactively	O
visualizing	O
vast	O
volumes	O
of	O
geospatial	O
data	O
in	O
a	O
3D	O
virtual	B-Application
globe	I-Application
,	O
even	O
the	O
forks	O
on	O
GitHub	B-Application
are	O
rather	O
dead	O
.	O
</s>
<s>
The	O
OpenWebGlobe	B-Language
virtual	B-Application
globe	I-Application
can	O
have	O
several	O
data	O
categories	O
like	O
image	O
data	O
,	O
elevation	O
data	O
,	O
points	O
of	O
interest	O
,	O
vector	O
data	O
,	O
and	O
3D	O
objects	O
.	O
</s>
<s>
Such	O
pre-processing	O
usually	O
comprises	O
a	O
transformation	O
from	O
a	O
local	O
to	O
a	O
global	O
reference	O
system	O
,	O
creation	O
of	O
pyramid	B-Algorithm
layers	I-Algorithm
or	O
levels	O
of	O
detail	O
(	O
LOD	O
)	O
,	O
tiling	O
of	O
the	O
data	O
,	O
and	O
optionally	O
compression	O
and	O
encryption	O
.	O
</s>
<s>
Recently	O
,	O
these	O
algorithms	O
were	O
ported	O
to	O
high	O
performance	O
compute	O
cluster	O
using	O
OpenMP	B-Application
and	O
MPI	B-Application
and	O
are	O
also	O
released	O
as	O
open-source	B-Application
.	O
</s>
<s>
Because	O
data	O
sets	O
are	O
usually	O
large	O
,	O
containing	O
several	O
terabytes	O
,	O
advanced	O
out-of-core	B-Application
rendering	O
mechanisms	O
with	O
a	O
level	O
of	O
detail	O
approach	O
are	O
used	O
for	O
visualization	O
.	O
</s>
<s>
OpenWebGlobe	B-Language
is	O
an	O
open-source	B-Application
project	O
.	O
</s>
<s>
It	O
is	O
written	O
in	O
WebGL	B-Library
.	O
</s>
<s>
The	O
OpenWebGlobe	B-Language
SDK	O
is	O
also	O
a	O
3D	O
engine	O
on	O
top	O
of	O
WebGL	B-Library
.	O
</s>
<s>
With	O
the	O
OpenWebGlobe	B-Language
SDK	O
it	O
is	O
possible	O
to	O
create	O
custom	O
virtual	B-Application
globe	I-Application
applications	O
.	O
</s>
<s>
This	O
JavaScript	O
"	O
Hello	O
World	O
"	O
example	O
creates	O
a	O
virtual	B-Application
globe	I-Application
and	O
adds	O
an	O
image	O
and	O
elevation	O
layer	O
:	O
</s>
<s>
The	O
demo	O
version	O
of	O
a	O
potential	O
3D	O
Viewer	O
for	O
geo.admin.ch	O
-	O
the	O
geo-portal	O
of	O
the	O
Swiss	O
Confederation	O
-	O
was	O
online	O
on	O
the	O
OpenWebGlobe	B-Language
's	O
website	O
until	O
July	O
31	O
,	O
2012	O
.	O
</s>
