Fix Savannah bug #39160.

* src/truetype/ttinterp.c (Ins_SDPVTL): Set projection vector too for the degenerate case.
12 years ago · 99e60d840d
parent e2d73df77d
commit 99e60d840d
2 changed files with 13 additions and 0 deletions
--- a/7
+++ b/7
@ -1,3 +1,10 @@
+2013-06-10  Werner Lemberg  <wl@gnu.org>
+
+	Fix Savannah bug #39160.
+
+	* src/truetype/ttinterp.c (Ins_SDPVTL): Set projection vector too
+	for the degenerate case.
+
 2013-06-09  David Turner  <digit@google.com>

 	* src/cache/ftcmanag.c (FTC_Manager_Reset): Add missing cache flush.
--- a/src/truetype/ttinterp.c
+++ b/src/truetype/ttinterp.c
@ -5398,6 +5398,12 @@

      A = v1->x - v2->x;
      B = v1->y - v2->y;
+
+      if ( A == 0 && B == 0 )
+      {
+        A    = 0x4000;
+        aOpc = 0;
+      }
    }

    if ( ( aOpc & 1 ) != 0 )