diff options
| -rw-r--r-- | ext/gd/libgd/gd.c | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/ext/gd/libgd/gd.c b/ext/gd/libgd/gd.c index 3568684c14..57c0aeafb1 100644 --- a/ext/gd/libgd/gd.c +++ b/ext/gd/libgd/gd.c @@ -2918,29 +2918,6 @@ int gdImageCompare (gdImagePtr im1, gdImagePtr im2) return cmpStatus; } -int -gdAlphaBlendOld (int dst, int src) -{ - /* 2.0.12: TBB: alpha in the destination should be a - * component of the result. Thanks to Frank Warmerdam for - * pointing out the issue. - */ - return ((((gdTrueColorGetAlpha (src) * - gdTrueColorGetAlpha (dst)) / gdAlphaMax) << 24) + - ((((gdAlphaTransparent - gdTrueColorGetAlpha (src)) * - gdTrueColorGetRed (src) / gdAlphaMax) + - (gdTrueColorGetAlpha (src) * - gdTrueColorGetRed (dst)) / gdAlphaMax) << 16) + - ((((gdAlphaTransparent - gdTrueColorGetAlpha (src)) * - gdTrueColorGetGreen (src) / gdAlphaMax) + - (gdTrueColorGetAlpha (src) * - gdTrueColorGetGreen (dst)) / gdAlphaMax) << 8) + - (((gdAlphaTransparent - gdTrueColorGetAlpha (src)) * - gdTrueColorGetBlue (src) / gdAlphaMax) + - (gdTrueColorGetAlpha (src) * - gdTrueColorGetBlue (dst)) / gdAlphaMax)); -} - int gdAlphaBlend (int dst, int src) { int src_alpha = gdTrueColorGetAlpha(src); int dst_alpha, alpha, red, green, blue; |