<s>
The	O
Tokamak	B-Application
Game	O
Physics	O
SDK	O
is	O
an	O
open-source	O
physics	O
engine	O
.	O
</s>
<s>
At	O
its	O
beginnings	O
,	O
Tokamak	B-Application
was	O
free	O
for	O
non	O
commercial	O
uses	O
only	O
.	O
</s>
<s>
Since	O
May	O
2007	O
,	O
it	O
has	O
become	O
open	O
sourced	O
under	O
a	O
BSD	B-Operating_System
License	I-Operating_System
.	O
</s>
<s>
Now	O
it	O
can	O
be	O
used	O
under	O
BSD	O
or	O
Zlib	B-License
license	I-License
,	O
in	O
order	O
to	O
make	O
the	O
source	O
code	O
exchange	O
with	O
other	O
physics	O
engine	O
possible	O
.	O
</s>
<s>
Tokamak	B-Application
features	O
a	O
unique	O
iterative	O
method	O
for	O
solving	O
constraints	O
.	O
</s>
<s>
Tokamak	B-Application
is	O
optimized	O
for	O
stacking	O
large	O
numbers	O
of	O
objects	O
-	O
a	O
frequently	O
requested	O
feature	O
by	O
game	O
developers	O
.	O
</s>
<s>
Tokamak	B-Application
provides	O
collision	O
detection	O
for	O
primitives	O
(	O
box	O
,	O
sphere	O
,	O
capsule	O
)	O
,	O
combinations	O
of	O
primitives	O
,	O
and	O
arbitrary	O
static	O
triangle	O
meshes	O
.	O
</s>
<s>
Tokamak	B-Application
also	O
supports	O
"	O
Breakage	O
Constructing	O
models	O
"	O
which	O
will	O
break	O
when	O
a	O
collision	O
occurs	O
.	O
</s>
<s>
Fragments	O
of	O
the	O
original	O
model	O
will	O
automatically	O
be	O
spawned	O
by	O
Tokamak	B-Application
's	O
built-in	O
breakage	O
functionality	O
.	O
</s>
