aboutsummaryrefslogtreecommitdiffstats
path: root/src/glsl/builtins/110/sign
blob: 7d540de405bfbf3c73fe287f756c62d7bb170388 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
((function sign
   (signature float
     (parameters
       (declare (in) float x))
     ((return (expression float sign (var_ref x)))))

   (signature vec2
     (parameters
       (declare (in) vec2 x))
     ((declare () vec2 t)
      (assign (constant bool (1)) (swiz x (var_ref t)) (expression float sign (swiz x (var_ref x))))
      (assign (constant bool (1)) (swiz y (var_ref t)) (expression float sign (swiz y (var_ref x))))
      (return (var_ref t))))

   (signature vec3
     (parameters
       (declare (in) vec3 x))
     ((declare () vec3 t)
      (assign (constant bool (1)) (swiz x (var_ref t)) (expression float sign (swiz x (var_ref x))))
      (assign (constant bool (1)) (swiz y (var_ref t)) (expression float sign (swiz y (var_ref x))))
      (assign (constant bool (1)) (swiz z (var_ref t)) (expression float sign (swiz z (var_ref x))))
      (return (var_ref t))))

   (signature vec4
     (parameters
       (declare (in) vec4 x))
     ((declare () vec4 t)
      (assign (constant bool (1)) (swiz x (var_ref t)) (expression float sign (swiz x (var_ref x))))
      (assign (constant bool (1)) (swiz y (var_ref t)) (expression float sign (swiz y (var_ref x))))
      (assign (constant bool (1)) (swiz z (var_ref t)) (expression float sign (swiz z (var_ref x))))
      (assign (constant bool (1)) (swiz w (var_ref t)) (expression float sign (swiz w (var_ref x))))
      (return (var_ref t))))
))