<s>
DirectDraw	B-Device
(	O
ddraw.dll	B-Device
)	O
is	O
an	O
API	B-Application
that	O
used	O
to	O
be	O
a	O
part	O
of	O
Microsoft	O
's	O
DirectX	B-Application
API	B-Application
.	O
</s>
<s>
DirectDraw	B-Device
is	O
used	O
to	O
accelerate	O
rendering	O
of	O
2D	O
graphics	O
in	O
applications	O
.	O
</s>
<s>
DirectDraw	B-Device
also	O
allows	O
applications	O
to	O
run	O
fullscreen	O
or	O
embedded	O
in	O
a	O
window	O
such	O
as	O
most	O
other	O
MS	O
Windows	O
applications	O
.	O
</s>
<s>
DirectDraw	B-Device
uses	O
hardware	B-General_Concept
acceleration	I-General_Concept
if	O
it	O
is	O
available	O
on	O
the	O
client	O
's	O
computer	O
.	O
</s>
<s>
DirectDraw	B-Device
allows	O
direct	O
access	O
to	O
video	O
memory	O
,	O
hardware	B-Architecture
overlays	I-Architecture
,	O
hardware	O
blitters	B-Algorithm
,	O
and	O
page	O
flipping	O
.	O
</s>
<s>
Its	O
video	O
memory	O
manager	O
can	O
manipulate	O
video	O
memory	O
with	O
ease	O
,	O
taking	O
full	O
advantage	O
of	O
the	O
blitting	B-Algorithm
and	O
color	O
decompression	O
capabilities	O
of	O
different	O
types	O
of	O
display	B-Device
adapters	I-Device
.	O
</s>
<s>
DirectDraw	B-Device
is	O
a	O
2D	O
API	B-Application
.	O
</s>
<s>
That	O
is	O
,	O
it	O
contains	O
commands	O
for	O
2D	O
rendering	O
and	O
does	O
not	O
support	O
3D	O
hardware	B-General_Concept
acceleration	I-General_Concept
.	O
</s>
<s>
A	O
programmer	O
could	O
use	O
DirectDraw	B-Device
to	O
draw	O
3D	O
graphics	O
,	O
but	O
the	O
rendering	O
would	O
be	O
slow	O
compared	O
to	O
an	O
API	B-Application
such	O
as	O
Direct3D	B-Application
which	O
does	O
support	O
3D	O
hardware	B-General_Concept
acceleration	I-General_Concept
.	O
</s>
<s>
DirectDraw	B-Device
was	O
introduced	O
for	O
Windows	B-Operating_System
Mobile	I-Operating_System
in	O
Windows	B-Operating_System
Mobile	I-Operating_System
5.0	O
,	O
replacing	O
the	O
graphics	O
component	O
of	O
GAPI	O
,	O
which	O
was	O
then	O
deprecated	O
.	O
</s>
<s>
With	O
the	O
release	O
of	O
DirectX	B-Application
version	O
8.0	O
,	O
DirectDraw	B-Device
was	O
merged	O
into	O
a	O
new	O
package	O
called	O
DirectX	B-Application
Graphics	O
,	O
which	O
extended	O
Direct3D	B-Application
with	O
a	O
few	O
DirectDraw	B-Device
API	B-Application
additions	O
.	O
</s>
<s>
DirectDraw	B-Device
can	O
still	O
be	O
used	O
by	O
programmers	O
,	O
but	O
they	O
must	O
use	O
older	O
DirectX	B-Application
interfaces	O
(	O
DirectX	B-Application
7	I-Application
and	O
below	O
)	O
.	O
</s>
<s>
In	O
June	O
2010	O
,	O
DirectDraw	B-Device
was	O
removed	O
from	O
the	O
DirectX	B-Application
SDK	O
package	O
,	O
but	O
in	O
2012	O
,	O
the	O
DirectX	B-Application
SDK	O
was	O
merged	O
into	O
the	O
Windows	O
Platform	O
SDK	O
,	O
and	O
DirectDraw	B-Device
was	O
included	O
once	O
again	O
.	O
</s>
<s>
There	O
has	O
been	O
a	O
deterioration	O
of	O
Windows	O
compatibility	O
with	O
old	O
games	O
that	O
rely	O
upon	O
DirectDraw	B-Device
,	O
with	O
Command	B-Application
&	I-Application
Conquer	I-Application
,	O
Warcraft	B-Application
2	I-Application
,	O
and	O
Theme	B-Application
Hospital	I-Application
among	O
those	O
affected	O
.	O
</s>
<s>
In	O
newer	O
Windows	O
versions	O
,	O
some	O
games	O
will	O
refuse	O
to	O
run	O
under	O
a	O
32-bit	O
bit	O
depth	O
(	O
Dangerous	B-Application
Waters	I-Application
for	O
example	O
)	O
,	O
others	O
showing	O
a	O
black	O
screen	O
or	O
glitching	O
when	O
switched	O
out	O
.	O
</s>
<s>
Re-implementation	O
of	O
DirectDraw	B-Device
has	O
been	O
observed	O
to	O
fix	O
these	O
compatibility	O
problems	O
.	O
</s>
<s>
WineD3D	O
from	O
Wine	B-Application
,	O
which	O
translates	O
into	O
OpenGL	B-Application
.	O
</s>
<s>
cnc-ddraw	O
and	O
ts-ddraw	O
from	O
CnCNet	O
,	O
a	O
Command	B-Application
&	I-Application
Conquer	I-Application
multiplayer	O
network	O
.	O
</s>
<s>
Translates	O
into	O
GDI	B-Operating_System
,	O
OpenGL	B-Application
(	O
with	O
GLSL	B-Language
support	O
)	O
,	O
or	O
Direct3D	B-Application
9	O
.	O
</s>
