diff options
Diffstat (limited to 'src/smooth/ftgrays.c')
| -rw-r--r-- | src/smooth/ftgrays.c | 85 |
1 files changed, 40 insertions, 45 deletions
diff --git a/src/smooth/ftgrays.c b/src/smooth/ftgrays.c index bee404394..8aad262cb 100644 --- a/src/smooth/ftgrays.c +++ b/src/smooth/ftgrays.c @@ -475,6 +475,32 @@ typedef ptrdiff_t FT_PtrDist; } gray_TRaster, *gray_PRaster; +#ifdef FT_DEBUG_LEVEL_TRACE + + /* to be called while in the debugger -- */ + /* this function causes a compiler warning since it is unused otherwise */ + static void + gray_dump_cells( RAS_ARG ) + { + int yindex; + + + for ( yindex = 0; yindex < ras.ycount; yindex++ ) + { + PCell cell; + + + printf( "%3d:", yindex ); + + for ( cell = ras.ycells[yindex]; cell != NULL; cell = cell->next ) + printf( " (%3ld, c:%4ld, a:%6ld)", + cell->x, cell->cover, cell->area ); + printf( "\n" ); + } + } + +#endif /* FT_DEBUG_LEVEL_TRACE */ + /*************************************************************************/ /* */ @@ -1323,29 +1349,25 @@ typedef ptrdiff_t FT_PtrDist; if ( coverage ) { + unsigned char* q = p + spans->x; + + /* For small-spans it is faster to do it by ourselves than * calling `memset'. This is mainly due to the cost of the * function call. */ - if ( spans->len >= 8 ) - FT_MEM_SET( p + spans->x, (unsigned char)coverage, spans->len ); - else + switch ( spans->len ) { - unsigned char* q = p + spans->x; - - - switch ( spans->len ) - { - case 7: *q++ = (unsigned char)coverage; - case 6: *q++ = (unsigned char)coverage; - case 5: *q++ = (unsigned char)coverage; - case 4: *q++ = (unsigned char)coverage; - case 3: *q++ = (unsigned char)coverage; - case 2: *q++ = (unsigned char)coverage; - case 1: *q = (unsigned char)coverage; - default: - ; - } + case 7: *q++ = coverage; + case 6: *q++ = coverage; + case 5: *q++ = coverage; + case 4: *q++ = coverage; + case 3: *q++ = coverage; + case 2: *q++ = coverage; + case 1: *q = coverage; + case 0: break; + default: + FT_MEM_SET( q, coverage, spans->len ); } } } @@ -1457,33 +1479,6 @@ typedef ptrdiff_t FT_PtrDist; } -#ifdef FT_DEBUG_LEVEL_TRACE - - /* to be called while in the debugger -- */ - /* this function causes a compiler warning since it is unused otherwise */ - static void - gray_dump_cells( RAS_ARG ) - { - int yindex; - - - for ( yindex = 0; yindex < ras.ycount; yindex++ ) - { - PCell cell; - - - printf( "%3d:", yindex ); - - for ( cell = ras.ycells[yindex]; cell != NULL; cell = cell->next ) - printf( " (%3ld, c:%4ld, a:%6ld)", - cell->x, cell->cover, cell->area ); - printf( "\n" ); - } - } - -#endif /* FT_DEBUG_LEVEL_TRACE */ - - static void gray_sweep( RAS_ARG_ const FT_Bitmap* target ) { |