<s>
Image-based	B-Algorithm
lighting	I-Algorithm
(	O
IBL	O
)	O
is	O
a	O
3D	O
rendering	O
technique	O
which	O
involves	O
capturing	O
an	O
omnidirectional	B-Algorithm
representation	O
of	O
real-world	O
light	O
information	O
as	O
an	O
image	O
,	O
typically	O
using	O
a	O
360°	B-Algorithm
camera	I-Algorithm
.	O
</s>
<s>
Image-based	B-Algorithm
lighting	I-Algorithm
often	O
uses	O
high-dynamic-range	O
imaging	O
for	O
greater	O
realism	O
,	O
though	O
this	O
is	O
not	O
universal	O
.	O
</s>
<s>
According	O
to	O
Fxguide	O
,	O
"	O
Almost	O
all	O
modern	O
rendering	O
software	O
offers	O
some	O
type	O
of	O
image-based	B-Algorithm
lighting	I-Algorithm
,	O
though	O
the	O
exact	O
terminology	O
used	O
in	O
the	O
system	O
may	O
vary.	O
"	O
</s>
<s>
Monsters	O
University	O
,	O
The	O
Great	O
Gatsby	O
,	O
and	O
Iron	B-Application
Man	I-Application
2	I-Application
.	O
</s>
<s>
One	O
reference	O
capture	O
technique	O
,	O
sometimes	O
referred	O
to	O
as	O
"	O
wickmania	B-Algorithm
"	O
by	O
camera	O
technicians	O
and	O
VFX	O
supervisors	O
,	O
involves	O
shooting	O
footage	O
of	O
two	O
small	O
spheres	O
(	O
one	O
matte	O
,	O
one	O
of	O
a	O
light-reflective	O
material	O
)	O
on	O
a	O
physical	O
set	O
.	O
</s>
<s>
Image-based	B-Algorithm
lighting	I-Algorithm
is	O
also	O
used	O
in	O
some	O
video	O
games	O
as	O
video	B-Device
game	I-Device
consoles	I-Device
and	O
personal	B-Device
computers	I-Device
start	O
to	O
have	O
the	O
computational	O
resources	O
to	O
render	O
scenes	O
in	O
real	B-General_Concept
time	I-General_Concept
using	O
this	O
technique	O
.	O
</s>
<s>
Image-based	B-Algorithm
lighting	I-Algorithm
is	O
also	O
a	O
built-in	O
feature	O
of	O
the	O
Crytek	O
CryEngine	B-Application
video	O
game	O
engine	O
.	O
</s>
