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-rw-r--r--indra/newview/app_settings/shaders/class1/lighting/lightV.glsl34
1 files changed, 22 insertions, 12 deletions
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightV.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightV.glsl
index ef38ee9699..8045809b82 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightV.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightV.glsl
@@ -2,25 +2,35 @@
* @file lightV.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 calcDirectionalLight(vec3 n, vec3 l);
+// All lights, no specular highlights
+
+vec4 sumLights(vec3 pos, vec3 norm, vec4 color, vec4 baseLight);
vec4 calcLighting(vec3 pos, vec3 norm, vec4 color, vec4 baseLight)
{
- vec4 col;
- col.a = color.a;
-
- col.rgb = gl_LightModel.ambient.rgb + baseLight.rgb;
-
- col.rgb += gl_LightSource[0].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[0].position.xyz);
- col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
-
- col.rgb = min(col.rgb*color.rgb, 1.0);
-
- return col;
+ return sumLights(pos, norm, color, baseLight);
}