From: Good Guy <good1.2guy@gmail.com>
Date: Mon, 29 Feb 2016 23:37:57 +0000 (-0700)
Subject: fix to histogram_bezier polynomial
X-Git-Url: https://git.cinelerra-gg.org/git/?a=commitdiff_plain;h=1c762fccb1d90053abf84f0fa81c28a1a13808c7;p=goodguy%2Fhistory.git

fix to histogram_bezier polynomial
---

diff --git a/cinelerra-5.0/plugins/histogram_bezier/bistogram.C b/cinelerra-5.0/plugins/histogram_bezier/bistogram.C
index 6799e316..9e34e016 100644
--- a/cinelerra-5.0/plugins/histogram_bezier/bistogram.C
+++ b/cinelerra-5.0/plugins/histogram_bezier/bistogram.C
@@ -342,7 +342,7 @@ float HistogramMain::calculate_linear(float input,
 			float dy = y2 - y1;
 			float delx = input - x1;
 			output = (grad2 * dx + grad1 * dx - 2*dy) / (dx * dx * dx) * delx * delx * delx +
-			 (dx * dx) * (3*dy - 2* grad1*dx - grad2*dx) / (dx * dx) * delx * delx + grad1*delx + y1;
+			 (3*dy - 2* grad1*dx - grad2*dx) / (dx * dx) * delx * delx + grad1*delx + y1;
 		  }
 		  else if (config.smoothMode == HISTOGRAM_BEZIER)
 		  {