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-rw-r--r--src/glsl/builtins/ir/reflect58
1 files changed, 58 insertions, 0 deletions
diff --git a/src/glsl/builtins/ir/reflect b/src/glsl/builtins/ir/reflect
new file mode 100644
index 0000000000..8238fdc93f
--- /dev/null
+++ b/src/glsl/builtins/ir/reflect
@@ -0,0 +1,58 @@
+((function reflect
+ (signature float
+ (parameters
+ (declare (in) float i)
+ (declare (in) float n))
+ ((return (expression float -
+ (var_ref i)
+ (expression float *
+ (constant float (2.0))
+ (expression float *
+ (expression float dot
+ (var_ref n)
+ (var_ref i))
+ (var_ref n)))))))
+
+ (signature vec2
+ (parameters
+ (declare (in) vec2 i)
+ (declare (in) vec2 n))
+ ((return (expression vec2 -
+ (var_ref i)
+ (expression vec2 *
+ (constant float (2.0))
+ (expression vec2 *
+ (expression float dot
+ (var_ref n)
+ (var_ref i))
+ (var_ref n)))))))
+
+ (signature vec3
+ (parameters
+ (declare (in) vec3 i)
+ (declare (in) vec3 n))
+ ((return (expression vec3 -
+ (var_ref i)
+ (expression vec3 *
+ (constant float (2.0))
+ (expression vec3 *
+ (expression float dot
+ (var_ref n)
+ (var_ref i))
+ (var_ref n)))))))
+
+ (signature vec4
+ (parameters
+ (declare (in) vec4 i)
+ (declare (in) vec4 n))
+ ((return (expression vec4 -
+ (var_ref i)
+ (expression vec4 *
+ (constant float (2.0))
+ (expression vec4 *
+ (expression float dot
+ (var_ref n)
+ (var_ref i))
+ (var_ref n)))))))
+
+))