summaryrefslogtreecommitdiff
path: root/indra/newview/app_settings/shaders/class1/lighting/lightFuncSpecularV.glsl
diff options
context:
space:
mode:
Diffstat (limited to 'indra/newview/app_settings/shaders/class1/lighting/lightFuncSpecularV.glsl')
-rw-r--r--indra/newview/app_settings/shaders/class1/lighting/lightFuncSpecularV.glsl54
1 files changed, 27 insertions, 27 deletions
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFuncSpecularV.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFuncSpecularV.glsl
index 13a6dde4aa..6ca6c88289 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFuncSpecularV.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFuncSpecularV.glsl
@@ -1,58 +1,58 @@
-/**
+/**
* @file class1/lighting\lightFuncSpecularV.glsl
*
* $LicenseInfo:firstyear=2007&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2007, Linden Research, Inc.
- *
+ *
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
- *
+ *
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
- *
+ *
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
+ *
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
-
+
float calcDirectionalSpecular(vec3 view, vec3 n, vec3 l)
{
- return pow(max(dot(reflect(view, n),l), 0.0),8.0);
+ return pow(max(dot(reflect(view, n),l), 0.0),8.0);
}
float calcDirectionalLightSpecular(inout vec4 specular, vec3 view, vec3 n, vec3 l, vec3 lightCol, float da)
{
-
- specular.rgb += calcDirectionalSpecular(view,n,l)*lightCol*da;
- return max(dot(n,l),0.0);
+
+ specular.rgb += calcDirectionalSpecular(view,n,l)*lightCol*da;
+ return max(dot(n,l),0.0);
}
vec3 calcPointLightSpecular(inout vec4 specular, vec3 view, vec3 v, vec3 n, vec3 l, float r, float pw, vec3 lightCol)
{
- //get light vector
- vec3 lv = l-v;
-
- //get distance
- float d = length(lv);
-
- //normalize light vector
- lv *= 1.0/d;
-
- //distance attenuation
- float da = clamp(1.0/(r * d), 0.0, 1.0);
-
- //angular attenuation
-
- da *= calcDirectionalLightSpecular(specular, view, n, lv, lightCol, da);
-
- return da*lightCol;
+ //get light vector
+ vec3 lv = l-v;
+
+ //get distance
+ float d = length(lv);
+
+ //normalize light vector
+ lv *= 1.0/d;
+
+ //distance attenuation
+ float da = clamp(1.0/(r * d), 0.0, 1.0);
+
+ //angular attenuation
+
+ da *= calcDirectionalLightSpecular(specular, view, n, lv, lightCol, da);
+
+ return da*lightCol;
}