/* bitmap.h: Bitmap routines
Copyright (c) 2007-2015 Stuart Brady
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License along
with this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
Author contact information:
Philip: philip-fuse@shadowmagic.org.uk
Stuart: stuart.brady@gmail.com
*/
#ifndef FUSE_BITMAP_H
#define FUSE_BITMAP_H
static inline void
bitmap_set( libspectrum_byte *b, const size_t n )
{
b[ n / 8 ] |= ( 1 << ( n % 8 ) );
}
static inline void
bitmap_reset( libspectrum_byte *b, const size_t n )
{
b[ n / 8 ] &= ~( 1 << ( n % 8 ) );
}
static inline int
bitmap_test( const libspectrum_byte *b, const size_t n )
{
return b[ n / 8 ] & ( 1 << ( n % 8 ) );
}
#endif /* #ifndef FUSE_BITMAP_H */
