diff options
Diffstat (limited to 'apps/plugins/lib/playergfx.c')
| -rw-r--r-- | apps/plugins/lib/playergfx.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/apps/plugins/lib/playergfx.c b/apps/plugins/lib/playergfx.c index d7e1ce26e8..b6e7ccfc64 100644 --- a/apps/plugins/lib/playergfx.c +++ b/apps/plugins/lib/playergfx.c @@ -152,7 +152,10 @@ static void fgblock(unsigned char *address, unsigned mask, unsigned bits) static void solidblock(unsigned char *address, unsigned mask, unsigned bits) { - *address = (*address & ~mask) | (bits & mask); + unsigned data = *(char *)address; + + bits ^= data; + *address = data ^ (bits & mask); } static void flipinvblock(unsigned char *address, unsigned mask, unsigned bits) @@ -172,7 +175,10 @@ static void fginvblock(unsigned char *address, unsigned mask, unsigned bits) static void solidinvblock(unsigned char *address, unsigned mask, unsigned bits) { - *address = (*address & ~mask) | (~bits & mask); + unsigned data = *(char *)address; + + bits = ~bits ^ data; + *address = data ^ (bits & mask); } lcd_blockfunc_type* pgfx_blockfuncs[8] = { |