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authorTodd Stinson <stinson@lindenlab.com>2011-12-13 11:15:18 -0800
committerTodd Stinson <stinson@lindenlab.com>2011-12-13 11:15:18 -0800
commit9d1db4f19ae7ca044e47d0fe4e605e14882351c5 (patch)
tree2d499d53b60b2486f1e6666f8b9fe2063f984d22 /indra/newview/app_settings/shaders/class3/deferred/giDownsampleF.glsl
parent817c97c2f836948f210599a6f67e36a411b22c21 (diff)
parentdbc91a7fac9513bdd879c5c2dc82208e08eaad2d (diff)
Pull and merge from https://bitbucket.org/lindenlab/viewer-development.
Diffstat (limited to 'indra/newview/app_settings/shaders/class3/deferred/giDownsampleF.glsl')
-rw-r--r--indra/newview/app_settings/shaders/class3/deferred/giDownsampleF.glsl106
1 files changed, 0 insertions, 106 deletions
diff --git a/indra/newview/app_settings/shaders/class3/deferred/giDownsampleF.glsl b/indra/newview/app_settings/shaders/class3/deferred/giDownsampleF.glsl
deleted file mode 100644
index 616ea5fe9e..0000000000
--- a/indra/newview/app_settings/shaders/class3/deferred/giDownsampleF.glsl
+++ /dev/null
@@ -1,106 +0,0 @@
-/**
- * @file giDownsampleF.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
- * $/LicenseInfo$
- */
-
-
-
-uniform sampler2DRect giLightMap;
-
-uniform vec2 kern[32];
-uniform float dist_factor;
-uniform float blur_size;
-uniform vec2 delta;
-uniform int kern_length;
-uniform float kern_scale;
-uniform vec3 blur_quad;
-
-varying vec2 vary_fragcoord;
-
-uniform mat4 inv_proj;
-uniform vec2 screen_res;
-
-vec4 getPosition(vec2 pos_screen)
-{
- float depth = texture2DRect(depthMap, pos_screen.xy).a;
- vec2 sc = pos_screen.xy*2.0;
- sc /= screen_res;
- sc -= vec2(1.0,1.0);
- vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0);
- vec4 pos = inv_proj * ndc;
- pos /= pos.w;
- pos.w = 1.0;
- return pos;
-}
-
-float getDepth(vec2 pos_screen)
-{
- float z = texture2DRect(depthMap, pos_screen.xy).a;
- z = z*2.0-1.0;
- vec4 ndc = vec4(0.0, 0.0, z, 1.0);
- vec4 p = inv_proj*ndc;
- return p.z/p.w;
-}
-
-void main()
-{
- vec3 norm = texture2DRect(normalMap, vary_fragcoord.xy).xyz;
- norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm
- float depth = getDepth(vary_fragcoord.xy);
-
- vec3 ccol = texture2DRect(giLightMap, vary_fragcoord.xy).rgb;
- vec2 dlt = kern_scale * delta/(vec2(1.0,1.0)+norm.xy*norm.xy);
- dlt /= clamp(-depth*blur_quad.x, 1.0, 3.0);
- float defined_weight = kern[0].x;
- vec3 col = ccol*kern[0].x;
-
- for (int i = 0; i < kern_length; i++)
- {
- vec2 tc = vary_fragcoord.xy + kern[i].y*dlt;
- vec3 sampNorm = texture2DRect(normalMap, tc.xy).xyz;
- sampNorm = vec3((sampNorm.xy-0.5)*2.0,sampNorm.z); // unpack norm
-
- float d = dot(norm.xyz, sampNorm);
-
- if (d > 0.5)
- {
- float sampdepth = getDepth(tc.xy);
- sampdepth -= depth;
- if (sampdepth*sampdepth < blur_quad.z)
- {
- col += texture2DRect(giLightMap, tc).rgb*kern[i].x;
- defined_weight += kern[i].x;
- }
- }
- }
-
- col /= defined_weight;
-
- //col = ccol;
-
- col = col*blur_quad.y;
-
- gl_FragData[0].xyz = col;
-
- //gl_FragColor = ccol;
-}