From 1d432431d3e96fd03252ed96ba647f8226087ef0 Mon Sep 17 00:00:00 2001
From: Cristy <urban-warrior@imagemagick.org>
Date: Sat, 17 Mar 2018 11:29:00 -0400
Subject: [PATCH] ...

---
 coders/mat.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/coders/mat.c b/coders/mat.c
index 1ff53e5ea..c6fe7151e 100644
--- a/coders/mat.c
+++ b/coders/mat.c
@@ -217,7 +217,7 @@ static void InsertComplexDoubleRow(Image *image,double *p,int y,double MinVal,
     }
     if (*p < 0)
     {
-      f = (*p / MaxVal) * (QuantumRange-GetPixelBlue(image,q));
+      f = (*p / MinVal) * (QuantumRange-GetPixelBlue(image,q));
       if (f+GetPixelBlue(image,q) > QuantumRange)
         SetPixelBlue(image,QuantumRange,q);
       else
-- 
2.40.0