merge changes for storm-1268

1 files changed, 44 insertions, 0 deletions

diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl
new file mode 100644
index 0000000000..f3ad6f92de
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl
@@ -0,0 +1,44 @@
+/** 
+ * @file diffuseAlphaMaskIndexedF.glsl
+ *
+ * $LicenseInfo:firstyear=2011&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2011, 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
+ * $/LicenseInfo$
+ */
+ 
+varying vec3 vary_normal;
+
+uniform float minimum_alpha;
+uniform float maximum_alpha;
+
+void main() 
+{
+	vec4 col = diffuseLookup(gl_TexCoord[0].xy) * gl_Color;
+	
+	if (col.a < minimum_alpha || col.a > maximum_alpha)
+	{
+		discard;
+	}
+
+	gl_FragData[0] = vec4(col.rgb, 0.0);
+	gl_FragData[1] = vec4(0,0,0,0);
+	vec3 nvn = normalize(vary_normal);
+	gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
+}