[Git][freetype/freetype][master] * src/raster/ftraster.c (Insert_Y_Turn): Improve flow.

[Alexei Podtelezhnikov (@apodtele)]

Alexei Podtelezhnikov pushed to branch master at FreeType / FreeType

Commits:

• 09ae6eb6
  by Alexei Podtelezhnikov (Алексей Подтележников) at 2023-10-22T08:13:35-04:00

  * src/raster/ftraster.c (Insert_Y_Turn): Improve flow.
  

1 changed file:

• src/raster/ftraster.c

Changes:

src/raster/ftraster.c

---

...	...	@@ -609,19 +609,24 @@
609	609	static Bool
610	610	Insert_Y_Turn( RAS_ARGS Int y )
611	611	{
612		- PLong y_turns;
613		- Int n;
	612	+ Int n = ras.numTurns;
	613	+ PLong y_turns = ras.maxBuff;
614	614
615	615
616		- n = ras.numTurns - 1;
617		- y_turns = ras.sizeBuff - ras.numTurns;
618		-
619	616	/* look for first y value that is <= */
620		- while ( n >= 0 && y < y_turns[n] )
621		- n--;
	617	+ while ( n-- && y < y_turns[n] )
	618	+ ;
622	619
623	620	/* if it is <, simply insert it, ignore if == */
624		- if ( n >= 0 && y > y_turns[n] )
	621	+ if ( n < 0 || y > y_turns[n] )
	622	+ {
	623	+ ras.maxBuff--;
	624	+ if ( ras.maxBuff <= ras.top )
	625	+ {
	626	+ ras.error = FT_THROW( Raster_Overflow );
	627	+ return FAILURE;
	628	+ }
	629	+
625	630	do
626	631	{
627	632	Int y2 = (Int)y_turns[n];
...	...	@@ -629,18 +634,9 @@
629	634
630	635	y_turns[n] = y;
631	636	y = y2;
632		- } while ( --n >= 0 );
	637	+ } while ( n-- >= 0 );
633	638
634		- if ( n < 0 )
635		- {
636		- ras.maxBuff--;
637		- if ( ras.maxBuff <= ras.top )
638		- {
639		- ras.error = FT_THROW( Raster_Overflow );
640		- return FAILURE;
641		- }
642	639	ras.numTurns++;
643		- ras.sizeBuff[-ras.numTurns] = y;
644	640	}
645	641
646	642	return SUCCESS;

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