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authorDebi King (Dessie) <dessie@lindenlab.com>2011-12-13 17:36:29 -0500
committerDebi King (Dessie) <dessie@lindenlab.com>2011-12-13 17:36:29 -0500
commite4f1f611a4736e4b0b78c0d61c3c5f576fec93d0 (patch)
tree87aeed34bc9378648e1b8729bacf8462b4d9ec2d /indra/newview/app_settings/shaders/class1/deferred/treeShadowF.glsl
parent20bc02d2544320a5ad99c61b8d012608319e3161 (diff)
parentd8aa31d10a89aa826cc549594c083a054a2ad967 (diff)
merged .hgtags
Diffstat (limited to 'indra/newview/app_settings/shaders/class1/deferred/treeShadowF.glsl')
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diff --git a/indra/newview/app_settings/shaders/class1/deferred/treeShadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/treeShadowF.glsl
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+/**
+ * @file treeShadowF.glsl
+ *
+ * $LicenseInfo:firstyear=2005&license=viewerlgpl$
+ * Second Life Viewer Source Code
+ * Copyright (C) 2005, 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
+ * $/LicenseInfo$
+ */
+
+#ifdef DEFINE_GL_FRAGCOLOR
+out vec4 gl_FragColor;
+#endif
+
+uniform float minimum_alpha;
+
+uniform sampler2D diffuseMap;
+
+VARYING vec4 post_pos;
+VARYING vec2 vary_texcoord0;
+
+void main()
+{
+ float alpha = texture2D(diffuseMap, vary_texcoord0.xy).a;
+
+ if (alpha < minimum_alpha)
+ {
+ discard;
+ }
+
+ gl_FragColor = vec4(1,1,1,1);
+
+ gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0);
+}