[gtk/matthiasc/glshader-node: 15/18] gsk: Fix the shader example

[Matthias Clasen <matthiasc src gnome org>]

commit a801be3c974882f563111759172afb28aee86075
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Sep 28 12:18:37 2020 -0400

    gsk: Fix the shader example
    
    I mixed up my variable names.

 gsk/gskglshader.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gsk/gskglshader.c b/gsk/gskglshader.c
index b2efdbce62..1e1df5878d 100644
--- a/gsk/gskglshader.c
+++ b/gsk/gskglshader.c
@@ -121,7 +121,7 @@
  *   vec4 source1 = GskTexture(u_texture1, uv);
  *   vec4 source2 = GskTexture(u_texture2, uv);
  *
- *   fragColor = t * source1 + (1.0 - t) * source2;
+ *   fragColor = position * source1 + (1.0 - position) * source2;
  * }
  * ]|
  */