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((function asin
(signature float
(parameters
(declare (in) float x))
((return (expression float *
(expression float -
(expression float *
(constant float (3.1415926))
(constant float (0.5)))
(expression float sqrt
(expression float -
(constant float (1.0))
(expression float abs (var_ref x)))))
(expression float +
(constant float (1.5707288))
(expression float *
(expression float abs (var_ref x))
(expression float +
(constant float (-0.2121144))
(expression float *
(constant float (0.0742610))
(expression float abs (var_ref x))))))))))
(signature vec2
(parameters
(declare (in) vec2 x))
((return (expression vec2 *
(expression float -
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(constant float (0.5)))
(expression vec2 sqrt
(expression vec2 -
(constant float (1.0))
(expression vec2 abs (var_ref x)))))
(expression vec2 +
(constant float (1.5707288))
(expression vec2 *
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(expression vec2 +
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(signature vec3
(parameters
(declare (in) vec3 x))
((return (expression vec3 *
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(constant float (0.5)))
(expression vec3 sqrt
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(expression vec3 abs (var_ref x)))))
(expression vec3 +
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(expression vec3 *
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(signature vec4
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(declare (in) vec4 x))
((return (expression vec4 *
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(expression float *
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(constant float (0.5)))
(expression vec4 sqrt
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(expression vec4 abs (var_ref x)))))
(expression vec4 +
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(expression vec4 *
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)
(function acos
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(signature vec3
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(signature vec4
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))
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