Mesa (master): glsl/builtins: Rename 'x' to 'y_over_x' in atan(float) implementation.

[Kenneth Graunke]

Module: Mesa
Branch: master
Commit: 84566c770a8742638ff11fbae59756a50513d621
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=84566c770a8742638ff11fbae59756a50513d621

Author: Kenneth Graunke <kenneth at whitecape.org>
Date:   Sat Oct 30 21:51:01 2010 -0700

glsl/builtins: Rename 'x' to 'y_over_x' in atan(float) implementation.

For consistency with the vec2/vec3/vec4 variants.

---

 src/glsl/builtins/ir/atan |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/src/glsl/builtins/ir/atan b/src/glsl/builtins/ir/atan
index 6dc99d7..32f09d3 100644
--- a/src/glsl/builtins/ir/atan
+++ b/src/glsl/builtins/ir/atan
@@ -1,14 +1,14 @@
 ((function atan
    (signature float
      (parameters
-       (declare (in) float x))
+       (declare (in) float y_over_x))
      ((return (call asin ((expression float *
-			   (var_ref x)
+			   (var_ref y_over_x)
 			   (expression float rsq
 			    (expression float +
 			     (expression float *
-			      (var_ref x)
-			      (var_ref x))
+			      (var_ref y_over_x)
+			      (var_ref y_over_x))
 			     (constant float (1.0))))))))))
 
    (signature vec2