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glsl2: Fix the type of (1.0 - arg2) for mix(gen, gen, float).

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Previously, we'd constant-fold up a value of vec4(1.0 - arg2, 0, 0, 0).

Fixes:
glsl1-mix(vec4) function
This commit is contained in:
Eric Anholt 2010-07-22 14:25:26 -07:00
parent 8ec0b8187e
commit e65dfa89ee
2 changed files with 6 additions and 6 deletions
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6
src/glsl/builtin_function.cpp
View file

@ -1320,21 +1320,21 @@ static const char *builtins_110_mix = {
" (declare (in) vec2 arg0)\n"
" (declare (in) vec2 arg1)\n"
" (declare (in) float arg2))\n"
" ((return (expression vec2 + (expression vec2 * (var_ref arg0) (expression vec2 - (constant float (1.000000)) (var_ref arg2))) (expression vec2 * (var_ref arg1) (var_ref arg2))))))\n"
" ((return (expression vec2 + (expression vec2 * (var_ref arg0) (expression float - (constant float (1.000000)) (var_ref arg2))) (expression vec2 * (var_ref arg1) (var_ref arg2))))))\n"
"\n"
" (signature vec3\n"
" (parameters\n"
" (declare (in) vec3 arg0)\n"
" (declare (in) vec3 arg1)\n"
" (declare (in) float arg2))\n"
" ((return (expression vec3 + (expression vec3 * (var_ref arg0) (expression vec3 - (constant float (1.000000)) (var_ref arg2))) (expression vec3 * (var_ref arg1) (var_ref arg2))))))\n"
" ((return (expression vec3 + (expression vec3 * (var_ref arg0) (expression float - (constant float (1.000000)) (var_ref arg2))) (expression vec3 * (var_ref arg1) (var_ref arg2))))))\n"
"\n"
" (signature vec4\n"
" (parameters\n"
" (declare (in) vec4 arg0)\n"
" (declare (in) vec4 arg1)\n"
" (declare (in) float arg2))\n"
" ((return (expression vec4 + (expression vec4 * (var_ref arg0) (expression vec4 - (constant float (1.000000)) (var_ref arg2))) (expression vec4 * (var_ref arg1) (var_ref arg2))))))\n"
" ((return (expression vec4 + (expression vec4 * (var_ref arg0) (expression float - (constant float (1.000000)) (var_ref arg2))) (expression vec4 * (var_ref arg1) (var_ref arg2))))))\n"
"))\n"
};

6
src/glsl/builtins/110/mix
View file

@ -32,19 +32,19 @@
(declare (in) vec2 arg0)
(declare (in) vec2 arg1)
(declare (in) float arg2))
((return (expression vec2 + (expression vec2 * (var_ref arg0) (expression vec2 - (constant float (1.000000)) (var_ref arg2))) (expression vec2 * (var_ref arg1) (var_ref arg2))))))
((return (expression vec2 + (expression vec2 * (var_ref arg0) (expression float - (constant float (1.000000)) (var_ref arg2))) (expression vec2 * (var_ref arg1) (var_ref arg2))))))
(signature vec3
(parameters
(declare (in) vec3 arg0)
(declare (in) vec3 arg1)
(declare (in) float arg2))
((return (expression vec3 + (expression vec3 * (var_ref arg0) (expression vec3 - (constant float (1.000000)) (var_ref arg2))) (expression vec3 * (var_ref arg1) (var_ref arg2))))))
((return (expression vec3 + (expression vec3 * (var_ref arg0) (expression float - (constant float (1.000000)) (var_ref arg2))) (expression vec3 * (var_ref arg1) (var_ref arg2))))))
(signature vec4
(parameters
(declare (in) vec4 arg0)
(declare (in) vec4 arg1)
(declare (in) float arg2))
((return (expression vec4 + (expression vec4 * (var_ref arg0) (expression vec4 - (constant float (1.000000)) (var_ref arg2))) (expression vec4 * (var_ref arg1) (var_ref arg2))))))
((return (expression vec4 + (expression vec4 * (var_ref arg0) (expression float - (constant float (1.000000)) (var_ref arg2))) (expression vec4 * (var_ref arg1) (var_ref arg2))))))
))