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freetype2
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Code Issues 9 Releases Wiki Activity

[truetype] Clean up zeroing and local variables. 

* src/truetype/ttgload.c (TT_Process_Simple_Glyph): Avoid zeroing.
(load_truetype_glyph): Avoid zeroing and clean local variables.
This commit is contained in:
Alexei Podtelezhnikov 2023-03-17 23:25:45 -04:00
parent 7be364c6a2
commit ef63669652
1 changed files with 18 additions and 29 deletions
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47
src/truetype/ttgload.c
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@ -938,7 +938,7 @@
if ( !IS_DEFAULT_INSTANCE( FT_FACE( loader->face ) ) )
{
if ( FT_NEW_ARRAY( unrounded, n_points ) )
if ( FT_QNEW_ARRAY( unrounded, n_points ) )
goto Exit;
/* Deltas apply to the unscaled data. */
@ -1839,10 +1839,7 @@
short i, limit;
FT_SubGlyph subglyph;
FT_Outline outline;
FT_Vector* points = NULL;
char* tags = NULL;
short* contours = NULL;
FT_Outline outline = { 0, 0, NULL, NULL, NULL, 0 };
FT_Vector* unrounded = NULL;
@ -1850,18 +1847,14 @@
/* construct an outline structure for */
/* communication with `TT_Vary_Apply_Glyph_Deltas' */
outline.n_contours = outline.n_points = limit;
outline.points = NULL;
outline.tags = NULL;
outline.contours = NULL;
if ( FT_NEW_ARRAY( points, limit + 4 ) ||
FT_NEW_ARRAY( tags, limit + 4 ) ||
FT_NEW_ARRAY( contours, limit + 4 ) ||
FT_NEW_ARRAY( unrounded, limit + 4 ) )
if ( FT_QNEW_ARRAY( outline.points, limit + 4 ) ||
FT_QNEW_ARRAY( outline.tags, limit ) ||
FT_QNEW_ARRAY( outline.contours, limit ) ||
FT_QNEW_ARRAY( unrounded, limit + 4 ) )
goto Exit1;
outline.n_contours = outline.n_points = limit;
subglyph = gloader->current.subglyphs;
for ( i = 0; i < limit; i++, subglyph++ )
@ -1869,20 +1862,16 @@
/* applying deltas for anchor points doesn't make sense, */
/* but we don't have to specially check this since */
/* unused delta values are zero anyways */
points[i].x = subglyph->arg1;
points[i].y = subglyph->arg2;
tags[i] = 1;
contours[i] = i;
outline.points[i].x = subglyph->arg1;
outline.points[i].y = subglyph->arg2;
outline.tags[i] = ON_CURVE_POINT;
outline.contours[i] = i;
}
points[i++] = loader->pp1;
points[i++] = loader->pp2;
points[i++] = loader->pp3;
points[i ] = loader->pp4;
outline.points = points;
outline.tags = tags;
outline.contours = contours;
outline.points[i++] = loader->pp1;
outline.points[i++] = loader->pp2;
outline.points[i++] = loader->pp3;
outline.points[i ] = loader->pp4;
/* this call provides additional offsets */
/* for each component's translation */
@ -1897,8 +1886,8 @@
{
if ( subglyph->flags & ARGS_ARE_XY_VALUES )
{
subglyph->arg1 = (FT_Int16)points[i].x;
subglyph->arg2 = (FT_Int16)points[i].y;
subglyph->arg1 = (FT_Int16)outline.points[i].x;
subglyph->arg2 = (FT_Int16)outline.points[i].y;
}
}