<s>
Delta	B-Application
Force	I-Application
2	I-Application
is	O
a	O
tactical	O
first-person	O
shooter	O
video	O
game	O
developed	O
by	O
NovaLogic	O
and	O
released	O
in	O
1999	O
.	O
</s>
<s>
It	O
is	O
the	O
second	O
game	O
in	O
the	O
Delta	B-Application
Force	I-Application
series	O
and	O
was	O
followed	O
by	O
Delta	B-Application
Force	I-Application
:	I-Application
Land	I-Application
Warrior	I-Application
one	O
year	O
later	O
.	O
</s>
<s>
The	O
game	O
was	O
re-released	O
in	O
2009	O
on	O
Steam	B-Application
.	O
</s>
<s>
The	O
player	O
assumes	O
the	O
role	O
of	O
a	O
Delta	B-Application
Force	I-Application
operative	O
who	O
takes	O
part	O
in	O
missions	O
across	O
the	O
globe	O
.	O
</s>
<s>
Projectiles	O
within	O
the	O
game	O
are	O
subject	O
to	O
wind	O
conditions	O
and	O
bullet	O
drop	O
,	O
and	O
now	O
also	O
feature	O
a	O
level	O
of	O
ballistics	O
,	O
where	O
smaller	O
caliber	O
weaponry	O
is	O
incapable	O
of	O
destroying	O
vehicles	O
compared	O
to	O
in	O
the	O
previous	O
Delta	B-Application
Force	I-Application
,	O
and	O
certain	O
soft	O
materials	O
such	O
as	O
tent	O
fabric	O
and	O
stick-hut	O
walls	O
can	O
be	O
shot	O
through	O
.	O
</s>
<s>
Many	O
missions	O
feature	O
allied	O
Delta	B-Application
Force	I-Application
teams	O
which	O
follow	O
commands	O
predefined	O
by	O
the	O
mission	O
design	O
,	O
and	O
who	O
can	O
also	O
be	O
issued	O
orders	O
by	O
the	O
player	O
.	O
</s>
<s>
The	O
game	O
continues	O
to	O
use	O
NovaLogic	O
's	O
proprietary	O
Voxel	B-Application
Space	I-Application
engine	O
from	O
its	O
earlier	O
games	O
,	O
including	O
the	O
original	O
Delta	B-Application
Force	I-Application
and	O
the	O
Comanche	B-Application
series	I-Application
of	O
helicopter	O
combat	O
simulators	O
,	O
known	O
for	O
its	O
ability	O
to	O
render	O
vast	O
landscapes	O
.	O
</s>
<s>
This	O
updated	O
version	O
of	O
the	O
engine	O
is	O
dubbed	O
Voxel	B-Application
Space	I-Application
32	O
,	O
as	O
it	O
is	O
optimised	O
for	O
32-bit	O
graphics	O
cards	O
and	O
does	O
not	O
support	O
16-bit	O
cards	O
anymore	O
.	O
</s>
<s>
All	O
terrain	O
is	O
visualised	O
by	O
voxels	B-Algorithm
while	O
any	O
characters	O
,	O
vehicles	O
,	O
structures	O
or	O
other	O
details	O
are	O
polygonal	O
.	O
</s>
<s>
Unlike	O
its	O
predecessor	O
,	O
Delta	B-Application
Force	I-Application
2	I-Application
supports	O
hardware	O
acceleration	O
.	O
</s>
<s>
A	O
new	O
feature	O
in	O
Delta	B-Application
Force	I-Application
2s	I-Application
updated	O
engine	O
are	O
stretched	O
voxels	B-Algorithm
,	O
which	O
allows	O
it	O
to	O
simulate	O
the	O
previously	O
mentioned	O
tall	O
grass	O
.	O
</s>
<s>
Delta	B-Application
Force	I-Application
2	I-Application
's	O
landscape	O
's	O
feature	O
improvements	O
along	O
with	O
the	O
engine	O
.	O
</s>
<s>
The	O
game	O
received	O
"	O
average	O
"	O
reviews	O
according	O
to	O
video	O
game	O
review	B-Application
aggregator	I-Application
GameRankings	O
.	O
</s>
<s>
PC	O
Gamer	O
's	O
Gordon	O
Goble	O
remarked	O
,	O
"	O
Delta	B-Application
Force	I-Application
2	I-Application
,	O
while	O
not	O
all	O
it	O
should	O
have	O
been	O
,	O
remains	O
an	O
intriguing	O
slice	O
of	O
tactical	O
action	O
that	O
should	O
please	O
most	O
fans	O
of	O
the	O
genre.	O
"	O
</s>
