From 1f3c7d968c4313dbb71bc93306556cc9292d06ef Mon Sep 17 00:00:00 2001 From: Ian Romanick Date: Wed, 1 Sep 2010 21:23:52 -0700 Subject: glsl2: Implement noise[1234] built-in functions using ir_unop_noise --- src/glsl/builtins/ir/noise4 | 111 +++++++++++++++++++++++++++++++++++++------- 1 file changed, 95 insertions(+), 16 deletions(-) (limited to 'src/glsl/builtins/ir/noise4') diff --git a/src/glsl/builtins/ir/noise4 b/src/glsl/builtins/ir/noise4 index 913bef2aa1..fb300fd148 100644 --- a/src/glsl/builtins/ir/noise4 +++ b/src/glsl/builtins/ir/noise4 @@ -1,18 +1,97 @@ ((function noise4 - (signature vec4 - (parameters - (declare (in) float x)) - ((return (constant vec4 (0 0 0 0))))) - (signature vec4 - (parameters - (declare (in) vec2 x)) - ((return (constant vec4 (0 0 0 0))))) - (signature vec4 - (parameters - (declare (in) vec3 x)) - ((return (constant vec4 (0 0 0 0))))) - (signature vec4 - (parameters - (declare (in) vec4 x)) - ((return (constant vec4 (0 0 0 0))))) + (signature vec4 + (parameters (declare (in) vec4 p)) + ( + (declare () float _x) + (declare () float _y) + (declare () float _z) + (declare () float _w) + (declare () vec4 _r) + + (declare () vec4 _p) + (assign (constant bool (1)) (xyzw) (var_ref _p) (expression vec4 + (var_ref p) (constant vec4 (1559.0 113.0 1861.0 797.0))) ) + + (assign (constant bool (1)) (x) (var_ref _x) (expression float noise(var_ref p))) + (assign (constant bool (1)) (x) (var_ref _y) (expression float noise(expression vec4 + (var_ref p) (constant vec4 (601.0 313.0 29.0 277.0))))) + (assign (constant bool (1)) (x) (var_ref _z) (expression float noise(var_ref _p))) + (assign (constant bool (1)) (x) (var_ref _w) (expression float noise(expression vec4 + (var_ref _p) (constant vec4 (601.0 313.0 29.0 277.0))))) + + (assign (constant bool (1)) (x) (var_ref _r) (swiz xxxx (var_ref _x))) + (assign (constant bool (1)) (y) (var_ref _r) (swiz xxxx (var_ref _y))) + (assign (constant bool (1)) (z) (var_ref _r) (swiz xxxx (var_ref _z))) + (assign (constant bool (1)) (w) (var_ref _r) (swiz xxxx (var_ref _w))) + (return (var_ref _r)) + )) + + (signature vec4 + (parameters (declare (in) vec3 p)) + ( + (declare () float _x) + (declare () float _y) + (declare () float _z) + (declare () float _w) + (declare () vec4 _r) + + (declare () vec3 _p) + (assign (constant bool (1)) (xyz) (var_ref _p) (expression vec3 + (var_ref p) (constant vec3 (1559.0 113.0 1861.0))) ) + + (assign (constant bool (1)) (x) (var_ref _x) (expression float noise(var_ref p))) + (assign (constant bool (1)) (x) (var_ref _y) (expression float noise(expression vec3 + (var_ref p) (constant vec3 (601.0 313.0 29.0))))) + (assign (constant bool (1)) (x) (var_ref _z) (expression float noise(var_ref _p))) + (assign (constant bool (1)) (x) (var_ref _w) (expression float noise(expression vec3 + (var_ref _p) (constant vec3 (601.0 313.0 29.0))))) + + (assign (constant bool (1)) (x) (var_ref _r) (swiz xxxx (var_ref _x))) + (assign (constant bool (1)) (y) (var_ref _r) (swiz xxxx (var_ref _y))) + (assign (constant bool (1)) (z) (var_ref _r) (swiz xxxx (var_ref _z))) + (assign (constant bool (1)) (w) (var_ref _r) (swiz xxxx (var_ref _w))) + (return (var_ref _r)) + )) + + (signature vec4 + (parameters (declare (in) vec2 p)) + ( + (declare () float _x) + (declare () float _y) + (declare () float _z) + (declare () float _w) + (declare () vec4 _r) + + (declare () vec2 _p) + (assign (constant bool (1)) (xy) (var_ref _p) (expression vec2 + (var_ref p) (constant vec2 (1559.0 113.0))) ) + + (assign (constant bool (1)) (x) (var_ref _x) (expression float noise(var_ref p))) + (assign (constant bool (1)) (x) (var_ref _y) (expression float noise(expression vec2 + (var_ref p) (constant vec2 (601.0 313.0))))) + (assign (constant bool (1)) (x) (var_ref _z) (expression float noise(var_ref _p))) + (assign (constant bool (1)) (x) (var_ref _w) (expression float noise(expression vec2 + (var_ref _p) (constant vec2 (601.0 313.0))))) + + (assign (constant bool (1)) (x) (var_ref _r) (swiz xxxx (var_ref _x))) + (assign (constant bool (1)) (y) (var_ref _r) (swiz xxxx (var_ref _y))) + (assign (constant bool (1)) (z) (var_ref _r) (swiz xxxx (var_ref _z))) + (assign (constant bool (1)) (w) (var_ref _r) (swiz xxxx (var_ref _w))) + (return (var_ref _r)) + )) + + (signature vec4 + (parameters (declare (in) float p)) + ( + (declare () float _x) + (declare () float _y) + (declare () float _z) + (declare () float _w) + (declare () vec4 _r) + + (declare () float _p) + (assign (constant bool (1)) (xy) (var_ref _p) (expression float + (var_ref p) (constant float (1559.0))) ) + + (assign (constant bool (1)) (x) (var_ref _x) (expression float noise(var_ref p))) + (assign (constant bool (1)) (x) (var_ref _y) (expression float noise(expression float + (var_ref p) (constant float (601.0 313.0 29.0 277.0))))) + (assign (constant bool (1)) (x) (var_ref _z) (expression float noise(var_ref _p))) + (assign (constant bool (1)) (x) (var_ref _w) (expression float noise(expression float + (var_ref _p) (constant float (601.0 313.0 29.0 277.0))))) + + (assign (constant bool (1)) (x) (var_ref _r) (swiz xxxx (var_ref _x))) + (assign (constant bool (1)) (y) (var_ref _r) (swiz xxxx (var_ref _y))) + (assign (constant bool (1)) (z) (var_ref _r) (swiz xxxx (var_ref _z))) + (assign (constant bool (1)) (w) (var_ref _r) (swiz xxxx (var_ref _w))) + (return (var_ref _r)) + )) )) -- cgit v1.2.3