Supported QNX graphic drivers.
QNX Allegro supports the following card parameters for the
This closes any graphics mode previously opened with set_gfx_mode.
Let Allegro pick an appropriate graphics driver.
Autodetects a graphics driver, but will only use fullscreen drivers,
failing if these are not available on current platform.
Same as above, but uses only windowed drivers.
Special driver for when you want to reliably set a graphics mode and
don't really care what resolution. See the set_gfx_mode()
documentation for details.
Alias for GFX_PHOTON_ACCEL.
Fullscreen exclusive mode through Photon, running with hardware
Fullscreen exclusive mode that only uses software drawing, rather than
any hardware accelerated features.
Simplified fullscreen exclusive driver that doesn't support any
hardware acceleration, video or system bitmaps, etc.
The regular windowed Photon driver, running in color conversion mode
when the color depth doesn't match that of the Photon desktop. Color
conversion is much slower than direct drawing. Note that, mainly for
performance reasons, this driver requires the width of the screen to
be a multiple of 4.