[Bf-blender-cvs] [220d3692e77] hair_guides_grooming: Fix stupid mistake, assign instead of add.

[Lukas Tönne]

Commit: 220d3692e7780760eba003a7f81dcd02253c55eb
Author: Lukas Tönne
Date:   Thu Jun 28 09:24:14 2018 +0100
Branches: hair_guides_grooming
https://developer.blender.org/rB220d3692e7780760eba003a7f81dcd02253c55eb

Fix stupid mistake, assign instead of add.

===================================================================

M	source/blender/blenkernel/intern/groom.c

===================================================================

diff --git a/source/blender/blenkernel/intern/groom.c b/source/blender/blenkernel/intern/groom.c
index 8069a6bee4e..e06175671e8 100644
--- a/source/blender/blenkernel/intern/groom.c
+++ b/source/blender/blenkernel/intern/groom.c
@@ -165,9 +165,9 @@ BLI_INLINE void groom_forward_diff_step(double q[4][3])
 {
 	for (int k = 0; k < 3; ++k)
 	{
-		q[0][k] = q[1][k];
-		q[1][k] = q[2][k];
-		q[2][k] = q[3][k];
+		q[0][k] += q[1][k];
+		q[1][k] += q[2][k];
+		q[2][k] += q[3][k];
 	}
 }