[Bf-blender-cvs] [8ca72509820] master: Fix T91911: error in image dithering code after recent changes

[Brecht Van Lommel]

Commit: 8ca7250982087c137370f72c6b2de91c7ce09e91
Author: Brecht Van Lommel
Date:   Mon Oct 4 12:09:59 2021 +0200
Branches: master
https://developer.blender.org/rB8ca7250982087c137370f72c6b2de91c7ce09e91

Fix T91911: error in image dithering code after recent changes

Thanks to Patrik Olsson for spotting this.

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

M	source/blender/blenlib/intern/math_color_inline.c

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

diff --git a/source/blender/blenlib/intern/math_color_inline.c b/source/blender/blenlib/intern/math_color_inline.c
index 8b3e3b11cff..24c4143e587 100644
--- a/source/blender/blenlib/intern/math_color_inline.c
+++ b/source/blender/blenlib/intern/math_color_inline.c
@@ -329,7 +329,7 @@ MINLINE float dither_random_value(float s, float t)
   hash0 -= floorf(hash0);
   hash1 -= floorf(hash1);
   /* Convert uniform distribution into triangle-shaped distribution. */
-  return hash0 + hash0 - 0.5f;
+  return hash0 + hash1 - 0.5f;
 }
 
 MINLINE void float_to_byte_dither_v3(