<s>
Big	B-Operating_System
and	I-Operating_System
Ugly	I-Operating_System
Rendering	I-Operating_System
Project	I-Operating_System
(	O
BURP	O
)	O
is	O
a	O
non-commercial	O
volunteer	B-Operating_System
computing	I-Operating_System
project	O
using	O
the	O
BOINC	B-Operating_System
framework	O
for	O
the	O
rendering	O
of	O
3D	O
graphics	O
that	O
has	O
been	O
in	O
hibernation	O
as	O
of	O
2020	O
.	O
</s>
<s>
BURP	O
utilizes	O
the	O
volunteer	B-Operating_System
and	O
grid	B-Architecture
computing	I-Architecture
software	O
BOINC	B-Operating_System
,	O
to	O
distribute	O
computing	O
tasks	O
to	O
volunteer	B-Operating_System
computers	O
.	O
</s>
<s>
BURP	O
is	O
free	B-Application
software	I-Application
distributed	O
under	O
the	O
GNU	O
General	O
Public	O
License	O
V3	O
.	O
</s>
<s>
Because	O
BURP	O
is	O
used	O
to	O
refer	O
to	O
both	O
the	O
BOINC	B-Operating_System
project	O
and	O
BURP	O
back-end	O
software	O
,	O
some	O
confusion	O
can	O
arise	O
when	O
talking	O
about	O
other	O
services	O
running	O
the	O
BURP	O
software	O
.	O
</s>
<s>
At	O
that	O
time	O
the	O
only	O
supported	O
renderer	O
was	O
Yafaray	B-Language
.	O
</s>
<s>
That	O
August	O
it	O
became	O
clear	O
that	O
Yafaray	B-Language
was	O
not	O
the	O
best	O
choice	O
,	O
and	O
focus	O
was	O
shifted	O
towards	O
Blender	B-Application
,	O
a	O
renderer	O
with	O
more	O
features	O
and	O
a	O
compact	O
file	O
format	O
.	O
</s>
<s>
By	O
the	O
end	O
of	O
October	O
enough	O
tests	O
had	O
been	O
done	O
to	O
show	O
that	O
not	O
only	O
is	O
the	O
distributed	B-Operating_System
rendering	I-Operating_System
of	O
3D	O
animations	O
possible	O
,	O
it	O
can	O
achieve	O
performance	O
that	O
rivals	O
many	O
commercial	O
render	B-Operating_System
farms	I-Operating_System
.	O
</s>
<s>
For	O
the	O
project	O
,	O
an	O
independent	O
BURP	O
server	O
was	O
set	O
up	O
in	O
Finland	O
and	O
given	O
the	O
domain	O
Renderfarm.fi,	O
a	O
name	O
which	O
the	O
project	O
was	O
identified	O
by	O
until	O
its	O
closure	O
in	O
late	O
2014	O
.	O
</s>
<s>
Upon	O
its	O
opening	O
to	O
a	O
public	O
beta	O
in	O
summer	O
2009	O
,	O
Renderfarm.fi	B-Operating_System
claimed	O
to	O
be	O
the	O
world	O
's	O
first	O
publicly	O
distributed	O
render	B-Operating_System
farm	I-Operating_System
that	O
advocated	O
the	O
use	O
of	O
Creative	O
Commons	O
licensing	O
.	O
</s>
<s>
Although	O
they	O
used	O
similar	O
back-end	O
code	O
,	O
Renderfarm.fi	B-Operating_System
and	O
BURP	O
had	O
some	O
notable	O
differences	O
in	O
the	O
way	O
their	O
front	O
ends	O
worked	O
.	O
</s>
<s>
For	O
example	O
,	O
Renderfarm.fi	B-Operating_System
used	O
the	O
open	O
source	O
Django	B-Language
web	B-Application
application	I-Application
framework	I-Application
for	O
managing	O
information	O
on	O
its	O
website	O
,	O
whereas	O
BURP	O
relies	O
on	O
a	O
custom	O
solution	O
based	O
on	O
BOINC	B-Operating_System
's	O
content	O
management	O
system	O
.	O
</s>
<s>
The	O
main	O
design	O
idea	O
behind	O
BURP	O
is	O
to	O
use	O
spare	O
CPU	O
cycles	O
on	O
participating	O
computers	O
around	O
the	O
world	O
to	O
render	O
3D	O
images	O
and	O
animations	O
submitted	O
by	O
the	O
users	O
of	O
the	O
BURP	O
network	O
-	O
in	O
other	O
words	O
to	O
build	O
a	O
large	O
shared	O
render	B-Operating_System
farm	I-Operating_System
that	O
can	O
be	O
freely	O
used	O
by	O
those	O
who	O
also	O
contribute	O
computing	O
power	O
to	O
it	O
.	O
</s>
<s>
A	O
script	O
for	O
uploading	O
work	O
to	O
a	O
BURP	O
project	O
directly	O
from	O
within	O
the	O
Blender	B-Application
software	I-Application
was	O
created	O
to	O
address	O
these	O
issues	O
.	O
</s>
<s>
The	O
script	O
lets	O
the	O
user	O
input	O
a	O
rendering	O
task	O
(	O
the	O
file	O
to	O
be	O
rendered	O
as	O
well	O
as	O
additional	O
information	O
)	O
,	O
called	O
a	O
"	O
session	O
"	O
through	O
an	O
XMLRPC	B-Protocol
interface	O
on	O
the	O
BURP	O
service	O
.	O
</s>
<s>
Since	O
the	O
release	O
of	O
Blender	B-Application
2.5	O
Beta	O
3	O
,	O
the	O
script	O
has	O
been	O
available	O
as	O
an	O
add-on	O
in	O
the	O
main	O
trunk	O
of	O
Blender	B-Application
.	O
</s>
