1 files changed, 57 insertions, 0 deletions
diff --git a/indra/newview/app_settings/shaders/class3/deferred/sunLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/sunLightF.glsl
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index 0000000000..112b498c90
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+++ b/indra/newview/app_settings/shaders/class3/deferred/sunLightF.glsl
@@ -0,0 +1,57 @@
+/** 
+ * @file class3\deferred\sunLightF.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
+ * $/LicenseInfo$
+ */
+
+#extension GL_ARB_texture_rectangle : enable
+
+/*[EXTRA_CODE_HERE]*/
+
+#ifdef DEFINE_GL_FRAGCOLOR
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
+#endif
+
+//class 2, shadows, no SSAO
+
+// Inputs
+VARYING vec2 vary_fragcoord;
+
+vec4 getPosition(vec2 pos_screen);
+vec3 getNorm(vec2 pos_screen);
+
+float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen); 
+float sampleSpotShadow(vec3 pos, vec3 norm, int index, vec2 pos_screen); 
+
+void main() 
+{
+	vec2 pos_screen = vary_fragcoord.xy;
+	vec4 pos = getPosition(pos_screen);
+	vec3 norm = getNorm(pos_screen);
+
+	frag_color.r = sampleDirectionalShadow(pos.xyz, norm, pos_screen);
+	frag_color.g = 1.0f;
+    frag_color.b = sampleSpotShadow(pos.xyz, norm, 0, pos_screen);
+    frag_color.a = sampleSpotShadow(pos.xyz, norm, 1, pos_screen);
+}