<s>
Cheetah3D	B-Operating_System
is	O
a	O
computer	O
graphics	O
program	O
for	O
3D	O
modelling	O
,	O
animation	O
and	O
rendering	O
.	O
</s>
<s>
It	O
is	O
written	O
in	O
Cocoa	B-Operating_System
for	O
macOS	B-Application
.	O
</s>
<s>
It	O
offers	O
a	O
number	O
of	O
medium	O
and	O
high-end	O
features	O
in	O
conjunction	O
with	O
an	O
intuitive	O
user	B-Application
interface	I-Application
.	O
</s>
<s>
Cheetah3D	B-Operating_System
is	O
aimed	O
primarily	O
at	O
amateur	O
artists	O
,	O
and	O
so	O
focuses	O
on	O
providing	O
features	O
for	O
creating	O
simple	O
3D	O
scenes	O
.	O
</s>
<s>
It	O
supports	O
a	O
variety	O
of	O
geometric	O
primitives	O
,	O
including	O
polygon	B-General_Concept
meshes	O
and	O
Bezier	O
curves	O
.	O
</s>
<s>
The	O
program	O
also	O
has	O
several	O
advanced	O
rendering	O
settings	O
,	O
which	O
allow	O
for	O
antialiasing	B-Algorithm
,	O
raytraced	B-Algorithm
shadows	O
,	O
depth	O
of	O
field	O
,	O
HDRI	O
,	O
ambient	O
occlusion	O
,	O
caustics	O
lighting	O
,	O
soft	O
shadowing	O
and	O
photon-mapped	O
caustics	O
.	O
</s>
<s>
Media	O
produced	O
by	O
the	O
program	O
can	O
also	O
be	O
used	O
in	O
Unity	B-Application
,	O
which	O
is	O
a	O
game	B-Application
development	I-Application
tool	I-Application
.	O
</s>
<s>
Cheetah3D	B-Operating_System
5.0	O
was	O
released	O
on	O
8	O
October	O
2009	O
and	O
requires	O
at	O
least	O
Mac	B-Application
OS	I-Application
X	I-Application
v10.4	I-Application
.	O
</s>
<s>
This	O
was	O
also	O
the	O
last	O
version	O
to	O
support	O
the	O
PowerPC	B-Architecture
.	O
</s>
<s>
Official	O
video	O
tutorials	O
Cheetah3D	B-Operating_System
for	O
Beginners	O
are	O
currently	O
available	O
based	O
on	O
this	O
version	O
.	O
</s>
<s>
Cheetah3D	B-Operating_System
6.0	O
was	O
released	O
on	O
13	O
April	O
2012	O
and	O
requires	O
Mac	B-Device
OS	I-Device
X	I-Device
v10.6	I-Device
or	O
later	O
.	O
</s>
<s>
Added	O
features	O
include	O
Bullet	O
Physics	O
integration	O
including	O
rigid	O
body	O
and	O
soft	O
body	O
simulation	O
and	O
integration	O
with	O
the	O
existing	O
particle	O
system	O
,	O
isosurfaces	O
,	O
and	O
support	O
for	O
Mac	B-Device
OS	I-Device
X	I-Device
Lion	O
.	O
</s>
<s>
A	O
third-party	O
manual	O
Learn	O
3D	O
With	O
Cheetah	B-Operating_System
3D	I-Operating_System
was	O
released	O
simultaneously	O
with	O
this	O
version	O
.	O
</s>
<s>
Cheetah3D	B-Operating_System
6.0.1	O
-	O
6.3.2	O
were	O
released	O
between	O
26	O
July	O
2012	O
and	O
28	O
September	O
2014	O
.	O
</s>
<s>
Added	O
features	O
include	O
support	O
for	O
Mac	B-Device
OS	I-Device
X	I-Device
Mountain	O
Lion	O
,	O
Retina	O
Display	O
support	O
,	O
support	O
for	O
spline	O
IK	O
,	O
improved	O
Ring	O
and	O
Loop	O
selection	O
,	O
ABF	O
unwrapping	O
,	O
and	O
an	O
added	O
split	O
joint	O
tool	O
.	O
</s>
<s>
Also	O
included	O
are	O
improved	O
Mac	B-Device
OS	I-Device
X	I-Device
Mavericks	O
compatibility	O
&	O
support	O
for	O
GateKeeper	O
v2	O
signatures	O
.	O
</s>
<s>
Cheetah3d	B-Operating_System
7	O
Beta	O
was	O
released	O
on	O
1	O
May	O
2016	O
.	O
</s>
<s>
Cheetah3d	B-Operating_System
7.0	O
was	O
released	O
in	O
October	O
of	O
2017	O
.	O
</s>
