* api change - all drawing functions now use draw mode, foreground and
background shades set globally by separate functions
* There are now 4 draw modes for all drawing functions, no more separate
functions for inverse drawing
* Significant speedup of 1-bit bitmap (and font) drawing (2..3 times)
* Some more speed tweaks
* Additional functions for horizontal and vertical lines
* Copied describing comments to the header file for easier reference
* The safety net against an uninitialized grayscale buffer is gone
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4711 a1c6a512-1295-4272-9138-f99709370657
o uses the new grayscale.h header
o #ifdef'ed out the code that builds a plugin, as this is now only part of the
libplugin. we should probably build a separate plugin instead.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4639 a1c6a512-1295-4272-9138-f99709370657
all C source files that are put in this dir and built. This lib will soon
be used for linking with when creating each plugin output file.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@4632 a1c6a512-1295-4272-9138-f99709370657
