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Description :
-------------
Gngb is Color GameBoy(tm) for linux emulator wrinten in C using the SDL.
It emulate most of the GB and GBC roms.
Prerequisites :
---------------
You need a recent version of SDL (I use SDL-1.2.2).
The 1.0 serie don't work, sorry.
Installation :
--------------
./configure
make
make install
if you want to compile with a debuger
./configure --with-debuger
make
make install
Usage :
------
gngb [OPTION]... FILE
Emulate the GameBoy rom pointed by FILE
-h, --help print this help and exit
-a, --autoframeskip turn on autoframeskip
--sleep_idle sleep when idle
--color_filter turn on the color filter
-r, --rumble turn on the rumble simulation
--filter=X Set the filter to apply (only for standard mode)
0 = none
1 = scanline
2 = scanline 50%
3 = smooth
4 = pseudo cell shading
-R, --res=WxH set the resolution to WxH (for YUV and GL mode)
-Y, --yuv turn YUV mode on
--yuv_type set the type of the YUV overlay
0 = YV12
1 = YUY2
-o, --opengl turn OpenGL mode on (if conpiled in)
-f, --fullscreen run gngb in fullscreen
--fps show frame/sec
-s, --sound turn on sound
--sample_rate=RATE set the sample rate to RATE
-C, --color_gb force to color gameboy mode
-G, --normal_gb force to normal gameboy mode
-S, --super_gb force to super gameboy mode (experimental)
--auto_gb turn on automatique detection
-j, --joy=N use the Nth joystick
-g, --gdma_cycle cpu stop during gdma transfer (experimental)
Most options can be disabled whith --no-OPTION (Ex: --no-sound turn sound off)
Keybinding :
------------
Enter : Start
Right Shift : Select
W : B
X : A
TAB : Open menu
F9 : fullscreen on/off
F10 : show fps
F11 : reset
F12 : show keysym code
KeyPad 1-5: Change palette
Palette must be define in your gngbrc file (see sample_gngbrc)
KeyPad 6 : Toggle color filter
Configuration :
---------------
In the file $HOME/.gngb/gngbrc
a sample file is provide : sample_gngbrc
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