<s>
GrafX2	B-Device
is	O
a	O
bitmap	B-Application
graphics	I-Application
editor	I-Application
inspired	O
by	O
the	O
Amiga	B-Device
programs	O
Deluxe	B-Application
Paint	I-Application
and	O
Brilliance	B-Application
.	O
</s>
<s>
It	O
is	O
free	B-Application
software	I-Application
and	O
distributed	O
under	O
the	O
GPL-2.0-only	B-License
license	O
.	O
</s>
<s>
It	O
was	O
distributed	O
as	O
freeware	B-License
,	O
and	O
was	O
one	O
of	O
the	O
most	O
used	O
graphics	O
editor	O
in	O
the	O
demoscene	O
.	O
</s>
<s>
So	O
they	O
released	O
the	O
sourcecode	O
under	O
the	O
GPL-2.0-only	B-License
license	O
.	O
</s>
<s>
A	O
Windows	B-Application
port	O
was	O
done	O
by	O
the	O
Eclipse	O
demogroup	O
and	O
presented	O
at	O
the	O
State	O
of	O
the	O
art	O
party	O
in	O
2004	O
,	O
but	O
the	O
sourcecode	O
for	O
this	O
version	O
does	O
not	O
seem	O
to	O
be	O
available	O
anywhere	O
.	O
</s>
<s>
In	O
2007	O
,	O
a	O
project	O
was	O
started	O
to	O
port	O
the	O
sourcecode	O
from	O
the	O
original	O
MS-DOS	B-Application
version	O
to	O
the	O
Simple	B-Operating_System
DirectMedia	I-Operating_System
Layer	I-Operating_System
library	O
.	O
</s>
<s>
The	O
goal	O
was	O
to	O
provide	O
a	O
pixel	O
art	O
editing	O
tool	O
for	O
Linux	B-Application
,	O
but	O
SDL	B-Operating_System
also	O
allowed	O
easy	O
ports	O
to	O
many	O
other	O
platforms	O
,	O
including	O
Windows	B-Application
.	O
</s>
<s>
The	O
project	O
development	O
continued	O
on	O
this	O
new	O
version	O
to	O
add	O
the	O
features	O
missing	O
from	O
the	O
original	O
opensource	O
release	O
and	O
the	O
first	O
Windows	B-Application
port	O
.	O
</s>
<s>
What	O
made	O
GrafX2	B-Device
interesting	O
when	O
it	O
was	O
released	O
in	O
1996	O
was	O
the	O
ability	O
to	O
display	O
pictures	O
in	O
most	O
of	O
the	O
resolutions	O
available	O
on	O
Amiga	B-Device
.	O
</s>
<s>
This	O
allowed	O
the	O
use	O
of	O
the	O
program	O
as	O
a	O
picture	B-Application
viewer	I-Application
for	O
PC	O
users	O
.	O
</s>
<s>
The	O
SDL	B-Operating_System
port	O
generally	O
runs	O
on	O
platforms	O
which	O
use	O
high	O
resolution	O
screens	O
,	O
so	O
it	O
can	O
use	O
software	O
scaling	O
to	O
emulate	O
low	O
resolutions	O
.	O
</s>
<s>
The	O
scaling	O
options	O
include	O
several	O
non-square	B-Device
pixels	I-Device
,	O
this	O
allows	O
editing	O
of	O
pictures	O
for	O
displaying	O
on	O
old	O
16	O
-	O
or	O
8-bit	O
microcomputers	O
,	O
which	O
have	O
such	O
video	O
modes	O
.	O
</s>
<s>
All	O
the	O
versions	O
of	O
the	O
program	O
are	O
designed	O
for	O
drawing	O
in	O
indexed	B-Data_Structure
color	I-Data_Structure
mode	O
,	O
up	O
to	O
256	O
colors	O
.	O
</s>
<s>
These	O
functions	O
are	O
precious	O
for	O
console	O
or	O
mobile	O
game	O
graphics	O
where	O
some	O
specific	O
color	O
indices	O
in	O
the	O
palette	O
are	O
required	O
for	O
special	O
effects	O
:	O
Palette	O
swap	O
,	O
Color	B-Device
cycling	I-Device
,	O
transparent	O
color	O
for	O
sprites	O
.	O
</s>
<s>
The	O
user	O
interface	O
is	O
mouse-driven	O
with	O
a	O
toolbar	O
for	O
common	O
tools	O
,	O
and	O
some	O
modal	O
dialog	O
windows	B-Application
.	O
</s>
<s>
The	O
basic	O
drawing	O
concepts	O
are	O
clearly	O
inspired	O
by	O
Deluxe	B-Application
Paint	I-Application
,	O
they	O
involve	O
:	O
</s>
<s>
Some	O
of	O
the	O
effects	O
are	O
classic	O
for	O
a	O
24bit	O
RGB	O
drawing	O
program	O
(	O
Transparency	O
,	O
Smoothing	O
,	O
Smearing	O
)	O
,	O
but	O
their	O
effectiveness	O
in	O
GrafX2	B-Device
is	O
limited	O
according	O
to	O
the	O
colors	O
pre-defined	O
in	O
the	O
palette	O
.	O
</s>
<s>
The	O
SDL	B-Operating_System
port	O
currently	O
runs	O
on	O
a	O
lot	O
of	O
computer	O
systems	O
,	O
tested	O
on	O
common	O
systems	O
such	O
as	O
Linux	B-Application
,	O
FreeBSD	B-Operating_System
,	O
Windows	B-Application
,	O
MacOS	B-Application
,	O
and	O
on	O
less	O
common	O
ones	O
such	O
as	O
AmigaOS	B-Application
3.x	O
on	O
68k	O
,	O
AmigaOS	B-Application
4.0	O
on	O
PPC	O
,	O
BeOS	B-Application
and	O
Haiku	B-Language
,	O
MorphOS	B-Operating_System
on	O
PPC	O
,	O
AROS	B-Application
on	O
x86	O
,	O
SkyOS	B-Application
,	O
Atari	B-Application
MiNT	I-Application
on	O
Atari	B-Device
Falcon030	I-Device
and	O
Atari	B-Device
TT	I-Device
.	O
</s>
<s>
It	O
is	O
even	O
ported	O
on	O
the	O
Handheld	O
game	O
console	O
GP2X	O
,	O
and	O
the	O
Windows	B-Application
version	O
can	O
be	O
used	O
on	O
MS-DOS	B-Application
thru	O
HX	B-Device
DOS	I-Device
Extender	I-Device
.	O
</s>
<s>
PKM	O
(	O
Sunset	O
Design	O
)	O
(	O
This	O
is	O
a	O
custom	O
format	O
used	O
only	O
by	O
GrafX2	B-Device
.	O
</s>
<s>
CPC	B-Device
picture	O
formats	O
(	O
PPH	O
,	O
CM5	O
,	O
etc	O
.	O
)	O
</s>
