From 9a7ac272fb7d87e56277ed88585f389446a4a1b9 Mon Sep 17 00:00:00 2001 From: Kenneth Graunke Date: Fri, 2 Jul 2010 02:10:01 -0700 Subject: [PATCH] glsl2/builtins: Use vector ops in "smoothstep." --- src/glsl/builtins/110/smoothstep | 101 +++++-------------------------- 1 file changed, 15 insertions(+), 86 deletions(-) diff --git a/src/glsl/builtins/110/smoothstep b/src/glsl/builtins/110/smoothstep index b4255ba78f1..663eec63419 100644 --- a/src/glsl/builtins/110/smoothstep +++ b/src/glsl/builtins/110/smoothstep @@ -122,103 +122,32 @@ (declare (in) vec2 edge0) (declare (in) vec2 edge1) (declare (in) vec2 x)) - ((declare () vec2 t) - (declare () vec2 retval) - - (assign (constant bool (1)) (swiz x (var_ref t)) - (expression float max - (expression float min - (expression float / (expression float - (swiz x (var_ref x)) (swiz x (var_ref edge0))) (expression float - (swiz x (var_ref edge1)) (swiz x (var_ref edge0)))) - (constant float (1.0))) - (constant float (0.0)))) - (assign (constant bool (1)) (swiz x (var_ref retval)) (expression float * (swiz x (var_ref t)) (expression float * (swiz x (var_ref t)) (expression float - (constant float (3.000000)) (expression float * (constant float (2.000000)) (swiz x (var_ref t))))))) - - (assign (constant bool (1)) (swiz y (var_ref t)) - (expression float max - (expression float min - (expression float / (expression float - (swiz y (var_ref x)) (swiz y (var_ref edge0))) (expression float - (swiz y (var_ref edge1)) (swiz y (var_ref edge0)))) - (constant float (1.0))) - (constant float (0.0)))) - (assign (constant bool (1)) (swiz y (var_ref retval)) (expression float * (swiz y (var_ref t)) (expression float * (swiz y (var_ref t)) (expression float - (constant float (3.000000)) (expression float * (constant float (2.000000)) (swiz y (var_ref t))))))) - (return (var_ref retval)) - )) + ((return (expression vec2 max + (expression vec2 min + (expression vec2 / (expression vec2 - (var_ref x) (var_ref edge0)) (expression vec2 - (var_ref edge1) (var_ref edge0))) + (constant vec2 (1.0 1.0))) + (constant vec2 (0.0 0.0)))))) (signature vec3 (parameters (declare (in) vec3 edge0) (declare (in) vec3 edge1) (declare (in) vec3 x)) - ((declare () vec3 t) - (declare () vec3 retval) - - (assign (constant bool (1)) (swiz x (var_ref t)) - (expression float max - (expression float min - (expression float / (expression float - (swiz x (var_ref x)) (swiz x (var_ref edge0))) (expression float - (swiz x (var_ref edge1)) (swiz x (var_ref edge0)))) - (constant float (1.0))) - (constant float (0.0)))) - (assign (constant bool (1)) (swiz x (var_ref retval)) (expression float * (swiz x (var_ref t)) (expression float * (swiz x (var_ref t)) (expression float - (constant float (3.000000)) (expression float * (constant float (2.000000)) (swiz x (var_ref t))))))) - - (assign (constant bool (1)) (swiz y (var_ref t)) - (expression float max - (expression float min - (expression float / (expression float - (swiz y (var_ref x)) (swiz y (var_ref edge0))) (expression float - (swiz y (var_ref edge1)) (swiz y (var_ref edge0)))) - (constant float (1.0))) - (constant float (0.0)))) - (assign (constant bool (1)) (swiz y (var_ref retval)) (expression float * (swiz y (var_ref t)) (expression float * (swiz y (var_ref t)) (expression float - (constant float (3.000000)) (expression float * (constant float (2.000000)) (swiz y (var_ref t))))))) - - (assign (constant bool (1)) (swiz z (var_ref t)) - (expression float max - (expression float min - (expression float / (expression float - (swiz z (var_ref x)) (swiz z (var_ref edge0))) (expression float - (swiz z (var_ref edge1)) (swiz z (var_ref edge0)))) - (constant float (1.0))) - (constant float (0.0)))) - (assign (constant bool (1)) (swiz z (var_ref retval)) (expression float * (swiz z (var_ref t)) (expression float * (swiz z (var_ref t)) (expression float - (constant float (3.000000)) (expression float * (constant float (2.000000)) (swiz z (var_ref t))))))) - (return (var_ref retval)) - )) - + ((return (expression vec3 max + (expression vec3 min + (expression vec3 / (expression vec3 - (var_ref x) (var_ref edge0)) (expression vec3 - (var_ref edge1) (var_ref edge0))) + (constant vec3 (1.0 1.0 1.0))) + (constant vec3 (0.0 0.0 0.0)))))) (signature vec4 (parameters (declare (in) vec4 edge0) (declare (in) vec4 edge1) (declare (in) vec4 x)) - ((declare () vec4 t) - (declare () vec4 retval) - - (assign (constant bool (1)) (swiz x (var_ref t)) - (expression float max - (expression float min - (expression float / (expression float - (swiz x (var_ref x)) (swiz x (var_ref edge0))) (expression float - (swiz x (var_ref edge1)) (swiz x (var_ref edge0)))) - (constant float (1.0))) - (constant float (0.0)))) - (assign (constant bool (1)) (swiz x (var_ref retval)) (expression float * (swiz x (var_ref t)) (expression float * (swiz x (var_ref t)) (expression float - (constant float (3.000000)) (expression float * (constant float (2.000000)) (swiz x (var_ref t))))))) - - (assign (constant bool (1)) (swiz y (var_ref t)) - (expression float max - (expression float min - (expression float / (expression float - (swiz y (var_ref x)) (swiz y (var_ref edge0))) (expression float - (swiz y (var_ref edge1)) (swiz y (var_ref edge0)))) - (constant float (1.0))) - (constant float (0.0)))) - (assign (constant bool (1)) (swiz y (var_ref retval)) (expression float * (swiz y (var_ref t)) (expression float * (swiz y (var_ref t)) (expression float - (constant float (3.000000)) (expression float * (constant float (2.000000)) (swiz y (var_ref t))))))) - - (assign (constant bool (1)) (swiz z (var_ref t)) - (expression float max - (expression float min - (expression float / (expression float - (swiz z (var_ref x)) (swiz z (var_ref edge0))) (expression float - (swiz z (var_ref edge1)) (swiz z (var_ref edge0)))) - (constant float (1.0))) - (constant float (0.0)))) - (assign (constant bool (1)) (swiz z (var_ref retval)) (expression float * (swiz z (var_ref t)) (expression float * (swiz z (var_ref t)) (expression float - (constant float (3.000000)) (expression float * (constant float (2.000000)) (swiz z (var_ref t))))))) - - (assign (constant bool (1)) (swiz w (var_ref t)) - (expression float max - (expression float min - (expression float / (expression float - (swiz w (var_ref x)) (swiz w (var_ref edge0))) (expression float - (swiz w (var_ref edge1)) (swiz w (var_ref edge0)))) - (constant float (1.0))) - (constant float (0.0)))) - (assign (constant bool (1)) (swiz w (var_ref retval)) (expression float * (swiz w (var_ref t)) (expression float * (swiz w (var_ref t)) (expression float - (constant float (3.000000)) (expression float * (constant float (2.000000)) (swiz w (var_ref t))))))) - (return (var_ref retval)) - )) - + ((return (expression vec4 max + (expression vec4 min + (expression vec4 / (expression vec4 - (var_ref x) (var_ref edge0)) (expression vec4 - (var_ref edge1) (var_ref edge0))) + (constant vec4 (1.0 1.0 1.0 1.0))) + (constant vec4 (0.0 0.0 0.0 0.0)))))) )) -- 2.30.2