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glsl: Fix the setup of refract()'s output for vec3/vec4 and k < 0.0.

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caught by valgrind.
This commit is contained in:
Eric Anholt
2010-07-07 14:53:43 -07:00
parent 9cbd8a1d5a
commit 0b74bbb3dc
2 changed files with 4 additions and 4 deletions
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src/glsl/builtin_function.cpp
+2 -2
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@@ -1808,7 +1808,7 @@ static const char *builtins_110_refract = {
" (expression float dot (var_ref n) (var_ref i))\n"
" (expression float dot (var_ref n) (var_ref i))))))))\n"
" (if (expression bool < (var_ref k) (constant float (0.0)))\n"
" ((return (constant vec3 (0.0 0.0))))\n"
" ((return (constant vec3 (0.0 0.0 0.0))))\n"
" ((return (expression vec3 -\n"
" (expression vec3 * (var_ref eta) (var_ref i))\n"
" (expression vec3 *\n"
@@ -1833,7 +1833,7 @@ static const char *builtins_110_refract = {
" (expression float dot (var_ref n) (var_ref i))\n"
" (expression float dot (var_ref n) (var_ref i))))))))\n"
" (if (expression bool < (var_ref k) (constant float (0.0)))\n"
" ((return (constant vec4 (0.0 0.0))))\n"
" ((return (constant vec4 (0.0 0.0 0.0 0.0))))\n"
" ((return (expression vec4 -\n"
" (expression vec4 * (var_ref eta) (var_ref i))\n"
" (expression vec4 *\n"
src/glsl/builtins/110/refract
+2 -2
View File
@@ -64,7 +64,7 @@
(expression float dot (var_ref n) (var_ref i))
(expression float dot (var_ref n) (var_ref i))))))))
(if (expression bool < (var_ref k) (constant float (0.0)))
((return (constant vec3 (0.0 0.0))))
((return (constant vec3 (0.0 0.0 0.0))))
((return (expression vec3 -
(expression vec3 * (var_ref eta) (var_ref i))
(expression vec3 *
@@ -89,7 +89,7 @@
(expression float dot (var_ref n) (var_ref i))
(expression float dot (var_ref n) (var_ref i))))))))
(if (expression bool < (var_ref k) (constant float (0.0)))
((return (constant vec4 (0.0 0.0))))
((return (constant vec4 (0.0 0.0 0.0 0.0))))
((return (expression vec4 -
(expression vec4 * (var_ref eta) (var_ref i))
(expression vec4 *