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-rw-r--r--src/glsl/builtins/ir/distance33
1 files changed, 33 insertions, 0 deletions
diff --git a/src/glsl/builtins/ir/distance b/src/glsl/builtins/ir/distance
new file mode 100644
index 0000000000..a2309c484f
--- /dev/null
+++ b/src/glsl/builtins/ir/distance
@@ -0,0 +1,33 @@
+((function distance
+ (signature float
+ (parameters
+ (declare (in) float p0)
+ (declare (in) float p1))
+ ((declare () float p)
+ (assign (constant bool (1)) (var_ref p) (expression float - (var_ref p0) (var_ref p1)))
+ (return (expression float sqrt (expression float dot (var_ref p) (var_ref p))))))
+
+ (signature float
+ (parameters
+ (declare (in) vec2 p0)
+ (declare (in) vec2 p1))
+ ((declare () vec2 p)
+ (assign (constant bool (1)) (var_ref p) (expression vec2 - (var_ref p0) (var_ref p1)))
+ (return (expression float sqrt (expression float dot (var_ref p) (var_ref p))))))
+
+ (signature float
+ (parameters
+ (declare (in) vec3 p0)
+ (declare (in) vec3 p1))
+ ((declare () vec3 p)
+ (assign (constant bool (1)) (var_ref p) (expression vec3 - (var_ref p0) (var_ref p1)))
+ (return (expression float sqrt (expression float dot (var_ref p) (var_ref p))))))
+
+ (signature float
+ (parameters
+ (declare (in) vec4 p0)
+ (declare (in) vec4 p1))
+ ((declare () vec4 p)
+ (assign (constant bool (1)) (var_ref p) (expression vec4 - (var_ref p0) (var_ref p1)))
+ (return (expression float sqrt (expression float dot (var_ref p) (var_ref p))))))
+))