[AD] [QNX] Hardware acceleration and video bitmap support

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I've checked in the following patch that adds hardware acceleration and
video bitmap support to the QNX port. That's only preliminary support
though, because I ran into some problems:
- accelerated drawing primitives seem to be much slower than software
rendered ones in 8-bit mode,
- page flipping seems to be limited to refresh_rate/2 Hz.

Is there any specialist of QNX graphics out there ?

http://www.multimania.com/ebotcazou/dev/qnx_accel.zip

--
Eric Botcazou
ebotcazou@xxxxxxxxxx



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