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* Convert a number of places in core and plugins to use the BIT_N() macro ↵Jens Arnold2009-06-07
| | | | | | instead of 1<<n. Speeds up things on SH1, and also reduces core binsize. Most notable speedups: 1 bit lcd driver: drawpixel +20%, drawline + 27%, hline +5%; jpeg viewer: +8% for 1/8 scaling. Other targets are unaffected. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@21205 a1c6a512-1295-4272-9138-f99709370657
* Tweak ZXBox colours: 1) 'Bright' black is the same as normal black on a real ↵Rob Purchase2008-05-27
| | | | | | Spectrum, so make it so here too. 2) Use more accurate RGB values in the 16bpp driver (taken from the FUSE emulator). 3) Remove some confusing duplicate definitions. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17638 a1c6a512-1295-4272-9138-f99709370657
* fix warningsAnton Romanov2006-09-26
| | | | git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11056 a1c6a512-1295-4272-9138-f99709370657
* do not update border when we don't see it. some more cleanup.Anton Romanov2006-09-26
| | | | git-svn-id: svn://svn.rockbox.org/rockbox/trunk@11055 a1c6a512-1295-4272-9138-f99709370657
* Initial commit of zxbox - a ZX Spectrum emulator ported by Anton Romanov. ↵Dave Chapman2006-09-15
It theoretically runs on all targets, but I have not included it in the Archos builds because it is just too slow to be usable. git-svn-id: svn://svn.rockbox.org/rockbox/trunk@10950 a1c6a512-1295-4272-9138-f99709370657