glsl2/builtins: Add 1.30 bvec variant of the "mix" builtin.

diff --git a/src/glsl/builtins/130/mix b/src/glsl/builtins/130/mix
new file mode 100644 (file)
index 0000000..9a1fcd7
--- /dev/null
+++ b/src/glsl/builtins/130/mix
@@ -0,0 +1,39 @@
+((function mix
+   (signature float
+     (parameters
+       (declare (in) float v1)
+       (declare (in) float v2)
+       (declare (in) bool  a))
+     ((assign (var_ref a) (var_ref v1) (var_ref v2))
+      (return (var_ref v1))))
+
+   (signature vec2
+     (parameters
+       (declare (in) vec2 v1)
+       (declare (in) vec2 v2)
+       (declare (in) bvec2 a))
+     ((assign (swiz x (var_ref a)) (swiz x (var_ref v1)) (swiz x (var_ref v2)))
+      (assign (swiz y (var_ref a)) (swiz y (var_ref v1)) (swiz y (var_ref v2)))
+      (return (var_ref v1))))
+
+   (signature vec3
+     (parameters
+       (declare (in) vec3 v1)
+       (declare (in) vec3 v2)
+       (declare (in) bvec3 a))
+     ((assign (swiz x (var_ref a)) (swiz x (var_ref v1)) (swiz x (var_ref v2)))
+      (assign (swiz y (var_ref a)) (swiz y (var_ref v1)) (swiz y (var_ref v2)))
+      (assign (swiz z (var_ref a)) (swiz z (var_ref v1)) (swiz z (var_ref v2)))
+      (return (var_ref v1))))
+
+   (signature vec4
+     (parameters
+       (declare (in) vec4 v1)
+       (declare (in) vec4 v2)
+       (declare (in) bvec4 a))
+     ((assign (swiz x (var_ref a)) (swiz x (var_ref v1)) (swiz x (var_ref v2)))
+      (assign (swiz y (var_ref a)) (swiz y (var_ref v1)) (swiz y (var_ref v2)))
+      (assign (swiz z (var_ref a)) (swiz z (var_ref v1)) (swiz z (var_ref v2)))
+      (assign (swiz w (var_ref a)) (swiz w (var_ref v1)) (swiz w (var_ref v2)))
+      (return (var_ref v1))))
+))