diff options
-rw-r--r-- | libpixelflinger/fixed.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libpixelflinger/fixed.cpp b/libpixelflinger/fixed.cpp index 5b92062..5094537 100644 --- a/libpixelflinger/fixed.cpp +++ b/libpixelflinger/fixed.cpp @@ -62,7 +62,8 @@ int32_t gglRecipQ(GGLfixed x, int q) int shift; x = gglRecipQNormalized(x, &shift); shift += 16-q; - x += 1L << (shift-1); // rounding + if (shift > 0) + x += 1L << (shift-1); // rounding x >>= shift; return x; } |