Henri Verbeet : wined3d: Use the absolute source value in shader_glsl_rsq() .
Alexandre Julliard
julliard at winehq.org
Mon Feb 1 08:56:07 CST 2010
Module: wine
Branch: master
Commit: c43c2a284513d85f3bb0a31da21e6177c97d41f1
URL: http://source.winehq.org/git/wine.git/?a=commit;h=c43c2a284513d85f3bb0a31da21e6177c97d41f1
Author: Henri Verbeet <hverbeet at codeweavers.com>
Date: Mon Feb 1 13:52:59 2010 +0100
wined3d: Use the absolute source value in shader_glsl_rsq().
---
dlls/wined3d/glsl_shader.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/dlls/wined3d/glsl_shader.c b/dlls/wined3d/glsl_shader.c
index 6357e06..4892bfe 100644
--- a/dlls/wined3d/glsl_shader.c
+++ b/dlls/wined3d/glsl_shader.c
@@ -2255,12 +2255,12 @@ static void shader_glsl_rsq(const struct wined3d_shader_instruction *ins)
if (mask_size > 1)
{
- shader_addline(buffer, "vec%d(%s == 0.0 ? FLT_MAX : inversesqrt(%s)));\n",
+ shader_addline(buffer, "vec%d(%s == 0.0 ? FLT_MAX : inversesqrt(abs(%s))));\n",
mask_size, src_param.param_str, src_param.param_str);
}
else
{
- shader_addline(buffer, "%s == 0.0 ? FLT_MAX : inversesqrt(%s));\n",
+ shader_addline(buffer, "%s == 0.0 ? FLT_MAX : inversesqrt(abs(%s)));\n",
src_param.param_str, src_param.param_str);
}
}
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