diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class2/deferred/edgeMSF.glsl')
-rw-r--r-- | indra/newview/app_settings/shaders/class2/deferred/edgeMSF.glsl | 92 |
1 files changed, 0 insertions, 92 deletions
diff --git a/indra/newview/app_settings/shaders/class2/deferred/edgeMSF.glsl b/indra/newview/app_settings/shaders/class2/deferred/edgeMSF.glsl deleted file mode 100644 index a84fdd5dc1..0000000000 --- a/indra/newview/app_settings/shaders/class2/deferred/edgeMSF.glsl +++ /dev/null @@ -1,92 +0,0 @@ -/** - * @file edgeF.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 -#extension GL_ARB_texture_multisample : enable - -uniform sampler2DMS depthMap; -uniform sampler2DMS normalMap; - -varying vec2 vary_fragcoord; - -uniform float depth_cutoff; -uniform float norm_cutoff; - -uniform mat4 inv_proj; -uniform vec2 screen_res; - -float getDepth(ivec2 pos_screen, int sample) -{ - float z = texelFetch(depthMap, pos_screen, sample).r; - 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() -{ - float e = 0; - - ivec2 itc = ivec2(vary_fragcoord.xy); - - for (int i = 0; i < samples; i++) - { - vec3 norm = texelFetch(normalMap, itc, i).xyz; - norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm - float depth = getDepth(itc, i); - - vec2 tc = vary_fragcoord.xy; - - int sc = 1; - - vec2 de; - de.x = (depth-getDepth(itc+ivec2(sc, sc),i)) + (depth-getDepth(itc+ivec2(-sc, -sc), i)); - de.y = (depth-getDepth(itc+ivec2(-sc, sc),i)) + (depth-getDepth(itc+ivec2(sc, -sc), i)); - de /= depth; - de *= de; - de = step(depth_cutoff, de); - - vec2 ne; - vec3 nexnorm = texelFetch(normalMap, itc+ivec2(-sc,-sc), i).rgb; - nexnorm = vec3((nexnorm.xy-0.5)*2.0,nexnorm.z); // unpack norm - ne.x = dot(nexnorm, norm); - vec3 neynorm = texelFetch(normalMap, itc+ivec2(sc,sc), i).rgb; - neynorm = vec3((neynorm.xy-0.5)*2.0,neynorm.z); // unpack norm - ne.y = dot(neynorm, norm); - - ne = 1.0-ne; - - ne = step(norm_cutoff, ne); - - e += dot(de,de)+dot(ne,ne); - } - - e /= samples; - - gl_FragColor.a = e; -} |