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authorMerov Linden <merov@lindenlab.com>2013-10-04 09:47:26 -0700
committerMerov Linden <merov@lindenlab.com>2013-10-04 09:47:26 -0700
commit1e32b9dd33fb9e2f0d9a7935a3696b423a191354 (patch)
treeadeadd5ef0b8c4514b325f74c3426b2af76e422b /indra/newview/app_settings/shaders/class2/deferred/alphaNonIndexedF.glsl
parentf53b2bd880875b5194b6d298e1aad7d8951db9f3 (diff)
parentf7158bc5afcec1da8b9d2d5a4ed86921e62d4959 (diff)
Pull merge of lindenlab/viewer-release
Diffstat (limited to 'indra/newview/app_settings/shaders/class2/deferred/alphaNonIndexedF.glsl')
-rwxr-xr-xindra/newview/app_settings/shaders/class2/deferred/alphaNonIndexedF.glsl235
1 files changed, 0 insertions, 235 deletions
diff --git a/indra/newview/app_settings/shaders/class2/deferred/alphaNonIndexedF.glsl b/indra/newview/app_settings/shaders/class2/deferred/alphaNonIndexedF.glsl
deleted file mode 100755
index 9670d59399..0000000000
--- a/indra/newview/app_settings/shaders/class2/deferred/alphaNonIndexedF.glsl
+++ /dev/null
@@ -1,235 +0,0 @@
-/**
- * @file alphaF.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 sampler2DShadow shadowMap0;
-uniform sampler2DShadow shadowMap1;
-uniform sampler2DShadow shadowMap2;
-uniform sampler2DShadow shadowMap3;
-uniform sampler2DRect depthMap;
-uniform sampler2D diffuseMap;
-
-uniform mat4 shadow_matrix[6];
-uniform vec4 shadow_clip;
-uniform vec2 screen_res;
-
-vec3 atmosLighting(vec3 light);
-vec3 scaleSoftClip(vec3 light);
-
-VARYING vec3 vary_ambient;
-VARYING vec3 vary_directional;
-VARYING vec3 vary_fragcoord;
-VARYING vec3 vary_position;
-VARYING vec3 vary_pointlight_col;
-VARYING vec2 vary_texcoord0;
-VARYING vec4 vertex_color;
-VARYING vec3 vary_norm;
-
-uniform vec2 shadow_res;
-uniform float shadow_bias;
-
-uniform mat4 inv_proj;
-
-uniform vec4 light_position[8];
-uniform vec3 light_direction[8];
-uniform vec3 light_attenuation[8];
-uniform vec3 light_diffuse[8];
-
-vec3 calcDirectionalLight(vec3 n, vec3 l)
-{
- float a = pow(max(dot(n,l),0.0), 0.7);
- return vec3(a,a,a);
-}
-
-vec3 calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight)
-{
- //get light vector
- vec3 lv = lp.xyz-v;
-
- //get distance
- float d = dot(lv,lv);
-
- float da = 0.0;
-
- if (d > 0.0 && la > 0.0 && fa > 0.0)
- {
- //normalize light vector
- lv = normalize(lv);
-
- //distance attenuation
- float dist2 = d/la;
- da = clamp(1.0-(dist2-1.0*(1.0-fa))/fa, 0.0, 1.0);
-
- // spotlight coefficient.
- float spot = max(dot(-ln, lv), is_pointlight);
- da *= spot*spot; // GL_SPOT_EXPONENT=2
-
- //angular attenuation
- da *= max(pow(dot(n, lv), 0.7), 0.0);
- }
-
- return vec3(da,da,da);
-}
-
-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.xyz /= pos.w;
- pos.w = 1.0;
- return pos;
-}
-
-float pcfShadow(sampler2DShadow shadowMap, vec4 stc)
-{
- stc.xyz /= stc.w;
- stc.z += shadow_bias;
-
- stc.x = floor(stc.x*shadow_res.x + fract(stc.y*12345))/shadow_res.x; // add some chaotic jitter to X sample pos according to Y to disguise the snapping going on here
-
- float cs = shadow2D(shadowMap, stc.xyz).x;
- float shadow = cs;
-
- shadow += shadow2D(shadowMap, stc.xyz+vec3(2.0/shadow_res.x, 1.5/shadow_res.y, 0.0)).x;
- shadow += shadow2D(shadowMap, stc.xyz+vec3(1.0/shadow_res.x, -1.5/shadow_res.y, 0.0)).x;
- shadow += shadow2D(shadowMap, stc.xyz+vec3(-1.0/shadow_res.x, 1.5/shadow_res.y, 0.0)).x;
- shadow += shadow2D(shadowMap, stc.xyz+vec3(-2.0/shadow_res.x, -1.5/shadow_res.y, 0.0)).x;
-
- return shadow*0.2;
-}
-
-
-void main()
-{
- vec2 frag = vary_fragcoord.xy/vary_fragcoord.z*0.5+0.5;
- frag *= screen_res;
-
- float shadow = 0.0;
- vec4 pos = vec4(vary_position, 1.0);
-
- vec4 spos = pos;
-
- if (spos.z > -shadow_clip.w)
- {
- vec4 lpos;
-
- vec4 near_split = shadow_clip*-0.75;
- vec4 far_split = shadow_clip*-1.25;
- vec4 transition_domain = near_split-far_split;
- float weight = 0.0;
-
- if (spos.z < near_split.z)
- {
- lpos = shadow_matrix[3]*spos;
-
- float w = 1.0;
- w -= max(spos.z-far_split.z, 0.0)/transition_domain.z;
- shadow += pcfShadow(shadowMap3, lpos)*w;
- weight += w;
- shadow += max((pos.z+shadow_clip.z)/(shadow_clip.z-shadow_clip.w)*2.0-1.0, 0.0);
- }
-
- if (spos.z < near_split.y && spos.z > far_split.z)
- {
- lpos = shadow_matrix[2]*spos;
-
- float w = 1.0;
- w -= max(spos.z-far_split.y, 0.0)/transition_domain.y;
- w -= max(near_split.z-spos.z, 0.0)/transition_domain.z;
- shadow += pcfShadow(shadowMap2, lpos)*w;
- weight += w;
- }
-
- if (spos.z < near_split.x && spos.z > far_split.y)
- {
- lpos = shadow_matrix[1]*spos;
-
- float w = 1.0;
- w -= max(spos.z-far_split.x, 0.0)/transition_domain.x;
- w -= max(near_split.y-spos.z, 0.0)/transition_domain.y;
- shadow += pcfShadow(shadowMap1, lpos)*w;
- weight += w;
- }
-
- if (spos.z > far_split.x)
- {
- lpos = shadow_matrix[0]*spos;
-
- float w = 1.0;
- w -= max(near_split.x-spos.z, 0.0)/transition_domain.x;
-
- shadow += pcfShadow(shadowMap0, lpos)*w;
- weight += w;
- }
-
-
- shadow /= weight;
-
- }
- else
- {
- shadow = 1.0;
- }
- vec3 n = vary_norm;
- vec3 l = light_position[0].xyz;
- vec3 dlight = calcDirectionalLight(n, l);
- dlight = dlight * vary_directional.rgb * vary_pointlight_col;
- vec4 diff = texture2D(diffuseMap,vary_texcoord0.xy);
-
- vec4 col = vec4(vary_ambient + dlight*shadow, vertex_color.a);
- vec4 color = diff * col;
-
- color.rgb = atmosLighting(color.rgb);
-
- color.rgb = scaleSoftClip(color.rgb);
- vec3 light_col = vec3(0,0,0);
-
- #define LIGHT_LOOP(i) \
- light_col += light_diffuse[i].rgb * calcPointLightOrSpotLight(pos.xyz, vary_norm, light_position[i], light_direction[i], light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z);
-
- LIGHT_LOOP(1)
- LIGHT_LOOP(2)
- LIGHT_LOOP(3)
- LIGHT_LOOP(4)
- LIGHT_LOOP(5)
- LIGHT_LOOP(6)
- LIGHT_LOOP(7)
-
- color.rgb += diff.rgb * vary_pointlight_col * light_col;
-
- frag_color = color;
-}
-