From: cristy <urban-warrior@git.imagemagick.org>
Date: Tue, 13 Jan 2015 01:23:56 +0000 (+0000)
Subject: (no commit message)
X-Git-Tag: 7.0.1-0~1447
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=110fbd73283f04419af70412fa7cf63ab9e5940f;p=imagemagick

---

diff --git a/MagickCore/fx.c b/MagickCore/fx.c
index 38b4e33aa..51a16bf26 100644
--- a/MagickCore/fx.c
+++ b/MagickCore/fx.c
@@ -2432,6 +2432,16 @@ static double FxEvaluateSubexpression(FxInfo *fx_info,
             exception);
           return((double) ceil((double) alpha));
         }
+      if (LocaleNCompare(expression,"clamp",5) == 0)
+        {
+          alpha=FxEvaluateSubexpression(fx_info,channel,x,y,expression+5,beta,
+            exception);
+          if (alpha < 0.0)
+            return(0.0);
+          if (alpha > 1.0)
+            return(1.0);
+          return(alpha);
+        }
       if (LocaleNCompare(expression,"cosh",4) == 0)
         {
           alpha=FxEvaluateSubexpression(fx_info,channel,x,y,expression+4,beta,