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[truetype] Make `TT_Set_MM_Blend' idempotent (#54388).

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* src/truetype/ttgxvar.c (tt_set_mm_blend): Correctly set
`face->doblend' if the current call to the function yields the same
blend coordinates as the previous call.
This commit is contained in:
Werner Lemberg 2018-07-27 10:44:01 +02:00
parent d277bfc985
commit c9edca8ee9
2 changed files with 12 additions and 0 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
2018-07-27 Werner Lemberg <wl@gnu.org>
[truetype] Make `TT_Set_MM_Blend' idempotent (#54388).
* src/truetype/ttgxvar.c (tt_set_mm_blend): Correctly set
`face->doblend' if the current call to the function yields the same
blend coordinates as the previous call.
2018-07-27 Werner Lemberg <wl@gnu.org>
[psaux, type1]: More tracing improvements.

4
src/truetype/ttgxvar.c
View File

@ -2555,7 +2555,11 @@
/* return value -1 indicates `no change' */
if ( !have_diff )
{
face->doblend = TRUE;
return -1;
}
for ( ; i < mmvar->num_axis; i++ )
{