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[autofit] Improve tracing. 

* src/autofit/aflatin.c (af_latin_hint_edges)
[FT_DEBUG_LEVEL_TRACE]: Count number of actions and emit something
if there weren't any.
This commit is contained in:
Werner Lemberg 2012-11-10 12:42:18 +01:00
parent 3af607b07d
commit f966da825c
2 changed files with 53 additions and 3 deletions
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8
ChangeLog
View File

@ -1,3 +1,11 @@
2012-11-10 Werner Lemberg <wl@gnu.org>
[autofit] Improve tracing.
* src/autofit/aflatin.c (af_latin_hint_edges)
[FT_DEBUG_LEVEL_TRACE]: Count number of actions and emit something
if there weren't any.
2012-11-04 Alexei Podtelezhnikov <apodtele@gmail.com>
[base] Fortify emboldening code against egregious distortions.

48
src/autofit/aflatin.c
View File

@ -1848,9 +1848,13 @@
AF_Edge anchor = NULL;
FT_Int has_serifs = 0;
#ifdef FT_DEBUG_LEVEL_TRACE
FT_UInt num_actions = 0;
#endif
FT_TRACE5(("%s edge hinting\n", dim == AF_DIMENSION_VERT ? "horizontal"
: "vertical"));
FT_TRACE5(( "%s edge hinting\n",
dim == AF_DIMENSION_VERT ? "horizontal" : "vertical" ));
/* we begin by aligning all stems relative to the blue zone */
/* if needed -- that's only for horizontal edges */
@ -1884,6 +1888,7 @@
if ( !edge1 )
continue;
#ifdef FT_DEBUG_LEVEL_TRACE
if (!anchor)
FT_TRACE5(( " BLUE_ANCHOR: edge %d (opos=%.2f) snapped to %.2f,"
" was %.2f (anchor=edge %d)\n",
@ -1895,6 +1900,9 @@
edge1 - edges, edge1->opos / 64.0, blue->fit / 64.0,
edge1->pos / 64.0 ));
num_actions++;
#endif
edge1->pos = blue->fit;
edge1->flags |= AF_EDGE_DONE;
@ -1902,6 +1910,10 @@
{
af_latin_align_linked_edge( hints, dim, edge1, edge2 );
edge2->flags |= AF_EDGE_DONE;
#ifdef FT_DEBUG_LEVEL_TRACE
num_actions++;
#endif
}
if ( !anchor )
@ -1936,6 +1948,10 @@
af_latin_align_linked_edge( hints, dim, edge2, edge );
edge->flags |= AF_EDGE_DONE;
#ifdef FT_DEBUG_LEVEL_TRACE
num_actions++;
#endif
continue;
}
@ -2003,6 +2019,10 @@
edge->pos / 64.0, edge2->pos / 64.0 ));
af_latin_align_linked_edge( hints, dim, edge, edge2 );
#ifdef FT_DEBUG_LEVEL_TRACE
num_actions += 2;
#endif
}
else
{
@ -2068,6 +2088,7 @@
edge2 - edges, edge2->opos / 64.0,
edge->pos / 64.0, edge2->pos / 64.0 ));
}
else
{
org_pos = anchor->pos + ( edge->opos - anchor->opos );
@ -2099,14 +2120,22 @@
edge->pos / 64.0, edge2->pos / 64.0 ));
}
#ifdef FT_DEBUG_LEVEL_TRACE
num_actions++;
#endif
edge->flags |= AF_EDGE_DONE;
edge2->flags |= AF_EDGE_DONE;
if ( edge > edges && edge->pos < edge[-1].pos )
{
#ifdef FT_DEBUG_LEVEL_TRACE
FT_TRACE5(( " BOUND: edge %d (pos=%.2f) moved to %.2f\n",
edge - edges, edge->pos / 64.0, edge[-1].pos / 64.0 ));
num_actions++;
#endif
edge->pos = edge[-1].pos;
}
}
@ -2248,20 +2277,25 @@
{
edge->pos = anchor->pos +
( ( edge->opos - anchor->opos + 16 ) & ~31 );
FT_TRACE5(( " SERIF_LINK2: edge %d (opos=%.2f)"
" snapped to %.2f\n",
edge - edges, edge->opos / 64.0, edge->pos / 64.0 ));
}
}
#ifdef FT_DEBUG_LEVEL_TRACE
num_actions++;
#endif
edge->flags |= AF_EDGE_DONE;
if ( edge > edges && edge->pos < edge[-1].pos )
{
#ifdef FT_DEBUG_LEVEL_TRACE
FT_TRACE5(( " BOUND: edge %d (pos=%.2f) moved to %.2f\n",
edge - edges, edge->pos / 64.0, edge[-1].pos / 64.0 ));
num_actions++;
#endif
edge->pos = edge[-1].pos;
}
@ -2269,15 +2303,23 @@
edge[1].flags & AF_EDGE_DONE &&
edge->pos > edge[1].pos )
{
#ifdef FT_DEBUG_LEVEL_TRACE
FT_TRACE5(( " BOUND: edge %d (pos=%.2f) moved to %.2f\n",
edge - edges, edge->pos / 64.0, edge[1].pos / 64.0 ));
num_actions++;
#endif
edge->pos = edge[1].pos;
}
}
}
#ifdef FT_DEBUG_LEVEL_TRACE
if ( !num_actions )
FT_TRACE5(( " (none)\n" ));
FT_TRACE5(( "\n" ));
#endif
}