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[truetype] Some variable renamings. 

Too much local variables holding different structures were called
`metrics'.

* src/truetype/ttdriver.c (tt_size_select): s/metrics/size_metrics/.

* src/truetype/ttgload.c (tt_get_metrics_incr_overrids,
compute_glyph_metrics): s/metrics/incr_metrics/.
(load_sbit_image): s/metrics/sbit_metrics/.

* src/truetype/ttobjs.c (tt_size_run_fpgm): s/metrics/size_metrics/.
(tt_size_init_bytecode): s/metrics/tt_metrics/.
(tt_size_reset): s/metrics/size_metrics/.
This commit is contained in:
Werner Lemberg 2017-03-21 19:49:11 +01:00
parent 6342da9a8d
commit 683e3ad936
4 changed files with 99 additions and 77 deletions
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17
ChangeLog
View File

@ -1,3 +1,20 @@
2017-03-20 Werner Lemberg <wl@gnu.org>
[truetype] Some variable renamings.
Too much local variables holding different structures were called
`metrics'.
* src/truetype/ttdriver.c (tt_size_select): s/metrics/size_metrics/.
* src/truetype/ttgload.c (tt_get_metrics_incr_overrids,
compute_glyph_metrics): s/metrics/incr_metrics/.
(load_sbit_image): s/metrics/sbit_metrics/.
* src/truetype/ttobjs.c (tt_size_run_fpgm): s/metrics/size_metrics/.
(tt_size_init_bytecode): s/metrics/tt_metrics/.
(tt_size_reset): s/metrics/size_metrics/.
2017-03-20 Werner Lemberg <wl@gnu.org> 2017-03-20 Werner Lemberg <wl@gnu.org>
[sfnt] Don't add instances to non-variation fonts. [sfnt] Don't add instances to non-variation fonts.

8
src/truetype/ttdriver.c
View File

@ -308,11 +308,13 @@
} }
else else
{ {
SFNT_Service sfnt = (SFNT_Service)ttface->sfnt; SFNT_Service sfnt = (SFNT_Service)ttface->sfnt;
FT_Size_Metrics* metrics = &size->metrics; FT_Size_Metrics* size_metrics = &size->metrics;
error = sfnt->load_strike_metrics( ttface, strike_index, metrics ); error = sfnt->load_strike_metrics( ttface,
strike_index,
size_metrics );
if ( error ) if ( error )
ttsize->strike_index = 0xFFFFFFFFUL; ttsize->strike_index = 0xFFFFFFFFUL;
} }

70
src/truetype/ttgload.c
View File

@ -194,39 +194,39 @@
if ( face->root.internal->incremental_interface && if ( face->root.internal->incremental_interface &&
face->root.internal->incremental_interface->funcs->get_glyph_metrics ) face->root.internal->incremental_interface->funcs->get_glyph_metrics )
{ {
FT_Incremental_MetricsRec metrics; FT_Incremental_MetricsRec incr_metrics;
FT_Error error; FT_Error error;
metrics.bearing_x = loader->left_bearing; incr_metrics.bearing_x = loader->left_bearing;
metrics.bearing_y = 0; incr_metrics.bearing_y = 0;
metrics.advance = loader->advance; incr_metrics.advance = loader->advance;
metrics.advance_v = 0; incr_metrics.advance_v = 0;
error = face->root.internal->incremental_interface->funcs->get_glyph_metrics( error = face->root.internal->incremental_interface->funcs->get_glyph_metrics(
face->root.internal->incremental_interface->object, face->root.internal->incremental_interface->object,
glyph_index, FALSE, &metrics ); glyph_index, FALSE, &incr_metrics );
if ( error ) if ( error )
goto Exit; goto Exit;
left_bearing = (FT_Short)metrics.bearing_x; left_bearing = (FT_Short)incr_metrics.bearing_x;
advance_width = (FT_UShort)metrics.advance; advance_width = (FT_UShort)incr_metrics.advance;
#if 0 #if 0
/* GWW: Do I do the same for vertical metrics? */ /* GWW: Do I do the same for vertical metrics? */
metrics.bearing_x = 0; incr_metrics.bearing_x = 0;
metrics.bearing_y = loader->top_bearing; incr_metrics.bearing_y = loader->top_bearing;
metrics.advance = loader->vadvance; incr_metrics.advance = loader->vadvance;
error = face->root.internal->incremental_interface->funcs->get_glyph_metrics( error = face->root.internal->incremental_interface->funcs->get_glyph_metrics(
face->root.internal->incremental_interface->object, face->root.internal->incremental_interface->object,
glyph_index, TRUE, &metrics ); glyph_index, TRUE, &incr_metrics );
if ( error ) if ( error )
goto Exit; goto Exit;
top_bearing = (FT_Short)metrics.bearing_y; top_bearing = (FT_Short)incr_metrics.bearing_y;
advance_height = (FT_UShort)metrics.advance; advance_height = (FT_UShort)incr_metrics.advance;
#endif /* 0 */ #endif /* 0 */
@ -2151,7 +2151,7 @@
#ifdef FT_CONFIG_OPTION_INCREMENTAL #ifdef FT_CONFIG_OPTION_INCREMENTAL
{ {
FT_Incremental_InterfaceRec* incr; FT_Incremental_InterfaceRec* incr;
FT_Incremental_MetricsRec metrics; FT_Incremental_MetricsRec incr_metrics;
FT_Error error; FT_Error error;
@ -2161,19 +2161,19 @@
/* overriding metrics for this glyph. */ /* overriding metrics for this glyph. */
if ( incr && incr->funcs->get_glyph_metrics ) if ( incr && incr->funcs->get_glyph_metrics )
{ {
metrics.bearing_x = 0; incr_metrics.bearing_x = 0;
metrics.bearing_y = top; incr_metrics.bearing_y = top;
metrics.advance = advance; incr_metrics.advance = advance;
error = incr->funcs->get_glyph_metrics( incr->object, error = incr->funcs->get_glyph_metrics( incr->object,
glyph_index, glyph_index,
TRUE, TRUE,
&metrics ); &incr_metrics );
if ( error ) if ( error )
return error; return error;
top = metrics.bearing_y; top = incr_metrics.bearing_y;
advance = metrics.advance; advance = incr_metrics.advance;
} }
} }
@ -2215,7 +2215,7 @@
SFNT_Service sfnt; SFNT_Service sfnt;
FT_Stream stream; FT_Stream stream;
FT_Error error; FT_Error error;
TT_SBit_MetricsRec metrics; TT_SBit_MetricsRec sbit_metrics;
face = (TT_Face)glyph->face; face = (TT_Face)glyph->face;
@ -2228,34 +2228,34 @@
(FT_UInt)load_flags, (FT_UInt)load_flags,
stream, stream,
&glyph->bitmap, &glyph->bitmap,
&metrics ); &sbit_metrics );
if ( !error ) if ( !error )
{ {
glyph->outline.n_points = 0; glyph->outline.n_points = 0;
glyph->outline.n_contours = 0; glyph->outline.n_contours = 0;
glyph->metrics.width = (FT_Pos)metrics.width * 64; glyph->metrics.width = (FT_Pos)sbit_metrics.width * 64;
glyph->metrics.height = (FT_Pos)metrics.height * 64; glyph->metrics.height = (FT_Pos)sbit_metrics.height * 64;
glyph->metrics.horiBearingX = (FT_Pos)metrics.horiBearingX * 64; glyph->metrics.horiBearingX = (FT_Pos)sbit_metrics.horiBearingX * 64;
glyph->metrics.horiBearingY = (FT_Pos)metrics.horiBearingY * 64; glyph->metrics.horiBearingY = (FT_Pos)sbit_metrics.horiBearingY * 64;
glyph->metrics.horiAdvance = (FT_Pos)metrics.horiAdvance * 64; glyph->metrics.horiAdvance = (FT_Pos)sbit_metrics.horiAdvance * 64;
glyph->metrics.vertBearingX = (FT_Pos)metrics.vertBearingX * 64; glyph->metrics.vertBearingX = (FT_Pos)sbit_metrics.vertBearingX * 64;
glyph->metrics.vertBearingY = (FT_Pos)metrics.vertBearingY * 64; glyph->metrics.vertBearingY = (FT_Pos)sbit_metrics.vertBearingY * 64;
glyph->metrics.vertAdvance = (FT_Pos)metrics.vertAdvance * 64; glyph->metrics.vertAdvance = (FT_Pos)sbit_metrics.vertAdvance * 64;
glyph->format = FT_GLYPH_FORMAT_BITMAP; glyph->format = FT_GLYPH_FORMAT_BITMAP;
if ( load_flags & FT_LOAD_VERTICAL_LAYOUT ) if ( load_flags & FT_LOAD_VERTICAL_LAYOUT )
{ {
glyph->bitmap_left = metrics.vertBearingX; glyph->bitmap_left = sbit_metrics.vertBearingX;
glyph->bitmap_top = metrics.vertBearingY; glyph->bitmap_top = sbit_metrics.vertBearingY;
} }
else else
{ {
glyph->bitmap_left = metrics.horiBearingX; glyph->bitmap_left = sbit_metrics.horiBearingX;
glyph->bitmap_top = metrics.horiBearingY; glyph->bitmap_top = sbit_metrics.horiBearingY;
} }
} }

81
src/truetype/ttobjs.c
View File

@ -792,14 +792,14 @@
exec->pedantic_hinting = pedantic; exec->pedantic_hinting = pedantic;
{ {
FT_Size_Metrics* metrics = &exec->metrics; FT_Size_Metrics* size_metrics = &exec->metrics;
TT_Size_Metrics* tt_metrics = &exec->tt_metrics; TT_Size_Metrics* tt_metrics = &exec->tt_metrics;
metrics->x_ppem = 0; size_metrics->x_ppem = 0;
metrics->y_ppem = 0; size_metrics->y_ppem = 0;
metrics->x_scale = 0; size_metrics->x_scale = 0;
metrics->y_scale = 0; size_metrics->y_scale = 0;
tt_metrics->ppem = 0; tt_metrics->ppem = 0;
tt_metrics->scale = 0; tt_metrics->scale = 0;
@ -1014,17 +1014,17 @@
/* Set default metrics */ /* Set default metrics */
{ {
TT_Size_Metrics* metrics = &size->ttmetrics; TT_Size_Metrics* tt_metrics = &size->ttmetrics;
metrics->rotated = FALSE; tt_metrics->rotated = FALSE;
metrics->stretched = FALSE; tt_metrics->stretched = FALSE;
/* set default engine compensation */ /* set default engine compensation */
metrics->compensations[0] = 0; /* gray */ tt_metrics->compensations[0] = 0; /* gray */
metrics->compensations[1] = 0; /* black */ tt_metrics->compensations[1] = 0; /* black */
metrics->compensations[2] = 0; /* white */ tt_metrics->compensations[2] = 0; /* white */
metrics->compensations[3] = 0; /* reserved */ tt_metrics->compensations[3] = 0; /* reserved */
} }
/* allocate function defs, instruction defs, cvt, and storage area */ /* allocate function defs, instruction defs, cvt, and storage area */
@ -1209,7 +1209,7 @@
FT_Bool only_height ) FT_Bool only_height )
{ {
TT_Face face; TT_Face face;
FT_Size_Metrics* metrics; FT_Size_Metrics* size_metrics;
face = (TT_Face)size->root.face; face = (TT_Face)size->root.face;
@ -1220,12 +1220,12 @@
size->ttmetrics.valid = FALSE; size->ttmetrics.valid = FALSE;
metrics = &size->metrics; size_metrics = &size->metrics;
/* copy the result from base layer */ /* copy the result from base layer */
*metrics = size->root.metrics; *size_metrics = size->root.metrics;
if ( metrics->x_ppem < 1 || metrics->y_ppem < 1 ) if ( size_metrics->x_ppem < 1 || size_metrics->y_ppem < 1 )
return FT_THROW( Invalid_PPem ); return FT_THROW( Invalid_PPem );
/* This bit flag, if set, indicates that the ppems must be */ /* This bit flag, if set, indicates that the ppems must be */
@ -1234,12 +1234,15 @@
/* */ /* */
if ( face->header.Flags & 8 ) if ( face->header.Flags & 8 )
{ {
metrics->ascender = size_metrics->ascender = FT_PIX_ROUND(
FT_PIX_ROUND( FT_MulFix( face->root.ascender, metrics->y_scale ) ); FT_MulFix( face->root.ascender,
metrics->descender = size_metrics->y_scale ) );
FT_PIX_ROUND( FT_MulFix( face->root.descender, metrics->y_scale ) ); size_metrics->descender = FT_PIX_ROUND(
metrics->height = FT_MulFix( face->root.descender,
FT_PIX_ROUND( FT_MulFix( face->root.height, metrics->y_scale ) ); size_metrics->y_scale ) );
size_metrics->height = FT_PIX_ROUND(
FT_MulFix( face->root.height,
size_metrics->y_scale ) );
} }
size->ttmetrics.valid = TRUE; size->ttmetrics.valid = TRUE;
@ -1249,31 +1252,31 @@
if ( face->header.Flags & 8 ) if ( face->header.Flags & 8 )
{ {
metrics->x_scale = FT_DivFix( metrics->x_ppem << 6, size_metrics->x_scale = FT_DivFix( size_metrics->x_ppem << 6,
face->root.units_per_EM ); face->root.units_per_EM );
metrics->y_scale = FT_DivFix( metrics->y_ppem << 6, size_metrics->y_scale = FT_DivFix( size_metrics->y_ppem << 6,
face->root.units_per_EM ); face->root.units_per_EM );
metrics->max_advance = size_metrics->max_advance = FT_PIX_ROUND(
FT_PIX_ROUND( FT_MulFix( face->root.max_advance_width, FT_MulFix( face->root.max_advance_width,
metrics->x_scale ) ); size_metrics->x_scale ) );
} }
/* compute new transformation */ /* compute new transformation */
if ( metrics->x_ppem >= metrics->y_ppem ) if ( size_metrics->x_ppem >= size_metrics->y_ppem )
{ {
size->ttmetrics.scale = metrics->x_scale; size->ttmetrics.scale = size_metrics->x_scale;
size->ttmetrics.ppem = metrics->x_ppem; size->ttmetrics.ppem = size_metrics->x_ppem;
size->ttmetrics.x_ratio = 0x10000L; size->ttmetrics.x_ratio = 0x10000L;
size->ttmetrics.y_ratio = FT_DivFix( metrics->y_ppem, size->ttmetrics.y_ratio = FT_DivFix( size_metrics->y_ppem,
metrics->x_ppem ); size_metrics->x_ppem );
} }
else else
{ {
size->ttmetrics.scale = metrics->y_scale; size->ttmetrics.scale = size_metrics->y_scale;
size->ttmetrics.ppem = metrics->y_ppem; size->ttmetrics.ppem = size_metrics->y_ppem;
size->ttmetrics.x_ratio = FT_DivFix( metrics->x_ppem, size->ttmetrics.x_ratio = FT_DivFix( size_metrics->x_ppem,
metrics->y_ppem ); size_metrics->y_ppem );
size->ttmetrics.y_ratio = 0x10000L; size->ttmetrics.y_ratio = 0x10000L;
} }