Alexei Podtelezhnikov pushed to branch master at FreeType / FreeType
Commits:
-
f27b4834
by Alexei Podtelezhnikov at 2021-06-30T10:54:59-04:00
2 changed files:
Changes:
| 1 |
+2021-06-30 Alexei Podtelezhnikov <apodtele@gmail.com>
|
|
| 2 |
+ |
|
| 3 |
+ * src/raster/ftraster.c (Render_Single_Pass): Simplify `band_stack'.
|
|
| 4 |
+ |
|
| 1 | 5 |
2021-06-29 Alexei Podtelezhnikov <apodtele@gmail.com>
|
| 2 | 6 |
|
| 3 | 7 |
[raster] Do not skip the second pass without dropout control.
|
| ... | ... | @@ -366,16 +366,6 @@ |
| 366 | 366 |
typedef PProfile* PProfileList;
|
| 367 | 367 |
|
| 368 | 368 |
|
| 369 |
- /* Simple record used to implement a stack of bands, required */
|
|
| 370 |
- /* by the sub-banding mechanism */
|
|
| 371 |
- typedef struct black_TBand_
|
|
| 372 |
- {
|
|
| 373 |
- Int y_min; /* band's minimum */
|
|
| 374 |
- Int y_max; /* band's maximum */
|
|
| 375 |
- |
|
| 376 |
- } black_TBand;
|
|
| 377 |
- |
|
| 378 |
- |
|
| 379 | 369 |
#define AlignProfileSize \
|
| 380 | 370 |
( ( sizeof ( TProfile ) + sizeof ( Alignment ) - 1 ) / sizeof ( Long ) )
|
| 381 | 371 |
|
| ... | ... | @@ -3027,9 +3017,7 @@ |
| 3027 | 3017 |
{
|
| 3028 | 3018 |
Int y_mid;
|
| 3029 | 3019 |
Int band_top = 0;
|
| 3030 |
- |
|
| 3031 |
- black_TBand band_stack[16]; /* band stack used for sub-banding */
|
|
| 3032 |
- /* enough for signed short bands */
|
|
| 3020 |
+ Int band_stack[32]; /* enough to bisect 32-bit int bands */
|
|
| 3033 | 3021 |
|
| 3034 | 3022 |
|
| 3035 | 3023 |
while ( 1 )
|
| ... | ... | @@ -3053,12 +3041,8 @@ |
| 3053 | 3041 |
|
| 3054 | 3042 |
y_mid = ( y_min + y_max ) >> 1;
|
| 3055 | 3043 |
|
| 3056 |
- band_stack[band_top].y_min = y_min;
|
|
| 3057 |
- band_stack[band_top].y_max = y_mid;
|
|
| 3058 |
- |
|
| 3059 |
- band_top++;
|
|
| 3060 |
- |
|
| 3061 |
- y_min = y_mid + 1;
|
|
| 3044 |
+ band_stack[band_top++] = y_min;
|
|
| 3045 |
+ y_min = y_mid + 1;
|
|
| 3062 | 3046 |
}
|
| 3063 | 3047 |
else
|
| 3064 | 3048 |
{
|
| ... | ... | @@ -3069,8 +3053,8 @@ |
| 3069 | 3053 |
if ( --band_top < 0 )
|
| 3070 | 3054 |
break;
|
| 3071 | 3055 |
|
| 3072 |
- y_min = band_stack[band_top].y_min;
|
|
| 3073 |
- y_max = band_stack[band_top].y_max;
|
|
| 3056 |
+ y_max = y_min - 1;
|
|
| 3057 |
+ y_min = band_stack[band_top];
|
|
| 3074 | 3058 |
}
|
| 3075 | 3059 |
}
|
| 3076 | 3060 |
|