Comments added.

2 years ago · 4e6906cc5d
parent 0f43a0e7eb
commit 4e6906cc5d
1 changed files with 2 additions and 0 deletions
--- a/src/pcf/pcfdrivr.c
+++ b/src/pcf/pcfdrivr.c
@ -111,6 +111,7 @@ THE SOFTWARE.
    FT_UInt32  w = enc->lastCol - enc->firstCol + 1;


+    /* wrapped around "negative" values are also rejected */
    if ( i >= h || j >= w )
      return 0;

@ -131,6 +132,7 @@ THE SOFTWARE.
    FT_UInt    result = 0;


+    /* adjust wrapped around "negative" values */
    if ( (FT_Int32)i < 0 )
      i = 0;
    if ( (FT_Int32)j < 0 )