Automated merge with file:///Users/nat/linden/viewer-maint-1144

1 files changed, 79 insertions, 0 deletions

diff --git a/indra/newview/app_settings/shaders/class1/deferred/dofCombineF.glsl b/indra/newview/app_settings/shaders/class1/deferred/dofCombineF.glsl
new file mode 100644
index 0000000000..a425e5062e
--- /dev/null
+++ b/indra/newview/app_settings/shaders/class1/deferred/dofCombineF.glsl
@@ -0,0 +1,79 @@
+/** 
+ * @file dofCombineF.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
+
+#ifdef DEFINE_GL_FRAGCOLOR
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor
+#endif
+
+uniform sampler2DRect diffuseRect;
+uniform sampler2DRect lightMap;
+
+uniform mat4 inv_proj;
+uniform vec2 screen_res;
+
+uniform float max_cof;
+uniform float res_scale;
+uniform float dof_width;
+uniform float dof_height;
+
+VARYING vec2 vary_fragcoord;
+
+vec4 dofSample(sampler2DRect tex, vec2 tc)
+{
+	tc.x = min(tc.x, dof_width);
+	tc.y = min(tc.y, dof_height);
+
+	return texture2DRect(tex, tc);
+}
+
+void main() 
+{
+	vec2 tc = vary_fragcoord.xy;
+	
+	vec4 dof = dofSample(diffuseRect, vary_fragcoord.xy*res_scale);
+	
+	vec4 diff = texture2DRect(lightMap, vary_fragcoord.xy);
+
+	float a = min(abs(diff.a*2.0-1.0) * max_cof*res_scale*res_scale, 1.0);
+
+	if (a > 0.25 && a < 0.75)
+	{ //help out the transition a bit
+		float sc = a/res_scale;
+		
+		vec4 col;
+		col = texture2DRect(lightMap, vary_fragcoord.xy+vec2(sc,sc));
+		col += texture2DRect(lightMap, vary_fragcoord.xy+vec2(-sc,sc));
+		col += texture2DRect(lightMap, vary_fragcoord.xy+vec2(sc,-sc));
+		col += texture2DRect(lightMap, vary_fragcoord.xy+vec2(-sc,-sc));
+		
+		diff = mix(diff, col*0.25, a);
+	}
+
+	frag_color = mix(diff, dof, a);
+}