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[freetype2] master c18c391: [truetype] Improving tracing of composite gl
From: |
Werner LEMBERG |
Subject: |
[freetype2] master c18c391: [truetype] Improving tracing of composite glyphs. |
Date: |
Tue, 28 Nov 2017 06:44:00 -0500 (EST) |
branch: master
commit c18c391b688a59a1c1e8366e216e473c1bd6361c
Author: Werner Lemberg <address@hidden>
Commit: Werner Lemberg <address@hidden>
[truetype] Improving tracing of composite glyphs.
* src/truetype/ttgload.c (TT_Load_Composite_Glyph)
[FT_DEBUG_LEVEL_TRACE]: Show composite glyph information.
---
ChangeLog | 9 ++++++++-
src/truetype/ttgload.c | 47 ++++++++++++++++++++++++++++++++++++++++++++++-
2 files changed, 54 insertions(+), 2 deletions(-)
diff --git a/ChangeLog b/ChangeLog
index 6bc3a58..a1ebeb3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,13 @@
+2017-11-28 Werner Lemberg <address@hidden>
+
+ [truetype] Improving tracing of composite glyphs.
+
+ * src/truetype/ttgload.c (TT_Load_Composite_Glyph)
+ [FT_DEBUG_LEVEL_TRACE]: Show composite glyph information.
+
2017-11-27 Werner Lemberg <address@hidden>
- Allow (again) encoding vectors with more than 256 elements (#52464).
+ [type1] Allow (again) `/Encoding' with >256 elements (#52464).
In version 2.6.1, this has been disallowed to better reject
malformed fonts; however, this restriction was too strong. This
diff --git a/src/truetype/ttgload.c b/src/truetype/ttgload.c
index 94ba256..dfdeb9e 100644
--- a/src/truetype/ttgload.c
+++ b/src/truetype/ttgload.c
@@ -664,7 +664,52 @@
} while ( subglyph->flags & MORE_COMPONENTS );
gloader->current.num_subglyphs = num_subglyphs;
- FT_TRACE5(( " %d components\n", num_subglyphs ));
+ FT_TRACE5(( " %d component%s\n",
+ num_subglyphs,
+ num_subglyphs > 1 ? "s" : "" ));
+
+#ifdef FT_DEBUG_LEVEL_TRACE
+ {
+ FT_UInt i;
+
+
+ subglyph = gloader->current.subglyphs;
+
+ for ( i = 0; i < num_subglyphs; i++ )
+ {
+ if ( num_subglyphs > 1 )
+ FT_TRACE7(( " subglyph %d:\n", i ));
+
+ FT_TRACE7(( " glyph index: %d\n", subglyph->index ));
+
+ if ( subglyph->flags & ARGS_ARE_XY_VALUES )
+ FT_TRACE7(( " offset: x=%d, y=%d\n",
+ subglyph->arg1,
+ subglyph->arg2 ));
+ else
+ FT_TRACE7(( " matching points: base=%d, component=%d\n",
+ subglyph->arg1,
+ subglyph->arg2 ));
+
+ if ( subglyph->flags & WE_HAVE_A_SCALE )
+ FT_TRACE7(( " scaling: %f\n",
+ subglyph->transform.xx / 65536.0 ));
+ else if ( subglyph->flags & WE_HAVE_AN_XY_SCALE )
+ FT_TRACE7(( " scaling: x=%f, y=%f\n",
+ subglyph->transform.xx / 65536.0,
+ subglyph->transform.yy / 65536.0 ));
+ else if ( subglyph->flags & WE_HAVE_A_2X2 )
+ FT_TRACE7(( " scaling: xx=%f, yx=%f\n"
+ " xy=%f, yy=%f\n",
+ subglyph->transform.xx / 65536.0,
+ subglyph->transform.yx / 65536.0,
+ subglyph->transform.xy / 65536.0,
+ subglyph->transform.yy / 65536.0 ));
+
+ subglyph++;
+ }
+ }
+#endif /* FT_DEBUG_LEVEL_TRACE */
#ifdef TT_USE_BYTECODE_INTERPRETER
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