4 (declare (in) float x))
5 ((return (expression float * (constant float (0.5))
7 (expression float exp (var_ref x))
8 (expression float exp (expression float neg (var_ref x))))))))
11 (declare (in) vec2 x))
12 ((return (expression vec2 * (constant float (0.5))
14 (expression vec2 exp (var_ref x))
15 (expression vec2 exp (expression vec2 neg (var_ref x))))))))
18 (declare (in) vec3 x))
19 ((return (expression vec3 * (constant float (0.5))
21 (expression vec3 exp (var_ref x))
22 (expression vec3 exp (expression vec3 neg (var_ref x))))))))
25 (declare (in) vec4 x))
26 ((return (expression vec4 * (constant float (0.5))
28 (expression vec4 exp (var_ref x))
29 (expression vec4 exp (expression vec4 neg (var_ref x))))))))