diff options
Diffstat (limited to 'src/raster/ftraster.c')
| -rw-r--r-- | src/raster/ftraster.c | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/src/raster/ftraster.c b/src/raster/ftraster.c index a1cbf62bc..b88a436e0 100644 --- a/src/raster/ftraster.c +++ b/src/raster/ftraster.c @@ -528,6 +528,7 @@ TPoint arcs[3 * MaxBezier + 1]; /* The Bezier stack */ black_TBand band_stack[16]; /* band stack used for sub-banding */ + /* enough for signed short bands */ Int band_top; /* band stack top */ }; @@ -3054,19 +3055,19 @@ i = ras.band_stack[ras.band_top].y_min; j = ras.band_stack[ras.band_top].y_max; - k = (Short)( ( i + j ) / 2 ); - - if ( ras.band_top >= 7 || k < i ) + if ( i == j ) { ras.band_top = 0; return ras.error; /* still Raster_Overflow */ } - ras.band_stack[ras.band_top + 1].y_min = k; + k = (Short)( ( i + j ) / 2 ); + + ras.band_stack[ras.band_top + 1].y_min = (Short)( k + 1 ); ras.band_stack[ras.band_top + 1].y_max = j; - ras.band_stack[ras.band_top].y_max = (Short)( k - 1 ); + ras.band_stack[ras.band_top].y_max = k; ras.band_top++; } |