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glsl2: Fix up the implementation of fract() for vector types.

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There's no need to split each vector component out, just do vector ops.
This commit is contained in:
Eric Anholt 2010-06-30 15:59:07 -07:00
parent 285ff93819
commit 4e16a7b526
2 changed files with 6 additions and 30 deletions
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18
src/glsl/builtin_function.cpp
View file

@ -786,29 +786,17 @@ static const char *builtins_110_fract = {
" (signature vec2\n"
" (parameters\n"
" (declare (in) vec2 x))\n"
" ((declare () vec2 t)\n"
" (assign (constant bool (1)) (swiz x (var_ref t)) (expression float - (swiz x (var_ref x)) (expression float floor (swiz x (var_ref x)))))\n"
" (assign (constant bool (1)) (swiz y (var_ref t)) (expression float - (swiz y (var_ref x)) (expression float floor (swiz y (var_ref x)))))\n"
" (return (var_ref t))))\n"
" ((return (expression vec2 - (var_ref x) (expression vec2 floor (var_ref x))))))\n"
"\n"
" (signature vec3\n"
" (parameters\n"
" (declare (in) vec3 x))\n"
" ((declare () vec3 t)\n"
" (assign (constant bool (1)) (swiz x (var_ref t)) (expression float - (swiz x (var_ref x)) (expression float floor (swiz x (var_ref x)))))\n"
" (assign (constant bool (1)) (swiz y (var_ref t)) (expression float - (swiz y (var_ref x)) (expression float floor (swiz y (var_ref x)))))\n"
" (assign (constant bool (1)) (swiz z (var_ref t)) (expression float - (swiz z (var_ref x)) (expression float floor (swiz z (var_ref x)))))\n"
" (return (var_ref t))))\n"
" ((return (expression vec3 - (var_ref x) (expression vec3 floor (var_ref x))))))\n"
"\n"
" (signature vec4\n"
" (parameters\n"
" (declare (in) vec4 x))\n"
" ((declare () vec4 t)\n"
" (assign (constant bool (1)) (swiz x (var_ref t)) (expression float - (swiz x (var_ref x)) (expression float floor (swiz x (var_ref x)))))\n"
" (assign (constant bool (1)) (swiz y (var_ref t)) (expression float - (swiz y (var_ref x)) (expression float floor (swiz y (var_ref x)))))\n"
" (assign (constant bool (1)) (swiz z (var_ref t)) (expression float - (swiz z (var_ref x)) (expression float floor (swiz z (var_ref x)))))\n"
" (assign (constant bool (1)) (swiz w (var_ref t)) (expression float - (swiz w (var_ref x)) (expression float floor (swiz w (var_ref x)))))\n"
" (return (var_ref t))))\n"
" ((return (expression vec4 - (var_ref x) (expression vec4 floor (var_ref x))))))\n"
"))\n"
"\n"
};

18
src/glsl/builtins/110/fract
View file

@ -7,28 +7,16 @@
(signature vec2
(parameters
(declare (in) vec2 x))
((declare () vec2 t)
(assign (constant bool (1)) (swiz x (var_ref t)) (expression float - (swiz x (var_ref x)) (expression float floor (swiz x (var_ref x)))))
(assign (constant bool (1)) (swiz y (var_ref t)) (expression float - (swiz y (var_ref x)) (expression float floor (swiz y (var_ref x)))))
(return (var_ref t))))
((return (expression vec2 - (var_ref x) (expression vec2 floor (var_ref x))))))
(signature vec3
(parameters
(declare (in) vec3 x))
((declare () vec3 t)
(assign (constant bool (1)) (swiz x (var_ref t)) (expression float - (swiz x (var_ref x)) (expression float floor (swiz x (var_ref x)))))
(assign (constant bool (1)) (swiz y (var_ref t)) (expression float - (swiz y (var_ref x)) (expression float floor (swiz y (var_ref x)))))
(assign (constant bool (1)) (swiz z (var_ref t)) (expression float - (swiz z (var_ref x)) (expression float floor (swiz z (var_ref x)))))
(return (var_ref t))))
((return (expression vec3 - (var_ref x) (expression vec3 floor (var_ref x))))))
(signature vec4
(parameters
(declare (in) vec4 x))
((declare () vec4 t)
(assign (constant bool (1)) (swiz x (var_ref t)) (expression float - (swiz x (var_ref x)) (expression float floor (swiz x (var_ref x)))))
(assign (constant bool (1)) (swiz y (var_ref t)) (expression float - (swiz y (var_ref x)) (expression float floor (swiz y (var_ref x)))))
(assign (constant bool (1)) (swiz z (var_ref t)) (expression float - (swiz z (var_ref x)) (expression float floor (swiz z (var_ref x)))))
(assign (constant bool (1)) (swiz w (var_ref t)) (expression float - (swiz w (var_ref x)) (expression float floor (swiz w (var_ref x)))))
(return (var_ref t))))
((return (expression vec4 - (var_ref x) (expression vec4 floor (var_ref x))))))
))