diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class1/deferred/giF.glsl')
-rw-r--r-- | indra/newview/app_settings/shaders/class1/deferred/giF.glsl | 190 |
1 files changed, 0 insertions, 190 deletions
diff --git a/indra/newview/app_settings/shaders/class1/deferred/giF.glsl b/indra/newview/app_settings/shaders/class1/deferred/giF.glsl deleted file mode 100644 index da1b234240..0000000000 --- a/indra/newview/app_settings/shaders/class1/deferred/giF.glsl +++ /dev/null @@ -1,190 +0,0 @@ -/** - * @file giF.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 depthMap; -uniform sampler2DRect normalMap; -uniform sampler2D noiseMap; - -uniform sampler2D diffuseGIMap; -uniform sampler2D normalGIMap; -uniform sampler2D depthGIMap; - -uniform sampler2D lightFunc; - -// Inputs -VARYING vec2 vary_fragcoord; - -uniform vec2 screen_res; - -uniform mat4 inv_proj; -uniform mat4 gi_mat; //gPipeline.mGIMatrix - eye space to sun space -uniform mat4 gi_mat_proj; //gPipeline.mGIMatrixProj - eye space to projected sun space -uniform mat4 gi_norm_mat; //gPipeline.mGINormalMatrix - eye space normal to sun space normal matrix -uniform mat4 gi_inv_proj; //gPipeline.mGIInvProj - projected sun space to sun space -uniform float gi_radius; -uniform float gi_intensity; -uniform int gi_samples; -uniform vec2 gi_kern[25]; -uniform vec2 gi_scale; -uniform vec3 gi_quad; -uniform vec3 gi_spec; -uniform float gi_direction_weight; -uniform float gi_light_offset; - -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; -} - -vec4 getGIPosition(vec2 gi_tc) -{ - float depth = texture2D(depthGIMap, gi_tc).a; - vec2 sc = gi_tc*2.0; - sc -= vec2(1.0, 1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = gi_inv_proj*ndc; - pos.xyz /= pos.w; - pos.w = 1.0; - return pos; -} - -vec3 giAmbient(vec3 pos, vec3 norm) -{ - vec4 gi_c = gi_mat_proj * vec4(pos, 1.0); - gi_c.xyz /= gi_c.w; - - vec4 gi_pos = gi_mat*vec4(pos,1.0); - vec3 gi_norm = (gi_norm_mat*vec4(norm,1.0)).xyz; - gi_norm = normalize(gi_norm); - - vec2 tcx = gi_norm.xy; - vec2 tcy = gi_norm.yx; - - vec4 eye_pos = gi_mat*vec4(0,0,0,1.0); - - vec3 eye_dir = normalize(gi_pos.xyz-eye_pos.xyz/eye_pos.w); - - //vec3 eye_dir = vec3(0,0,-1); - //eye_dir = (gi_norm_mat*vec4(eye_dir, 1.0)).xyz; - //eye_dir = normalize(eye_dir); - - //float round_x = gi_scale.x; - //float round_y = gi_scale.y; - - vec3 debug = texture2D(normalGIMap, gi_c.xy).rgb*0.5+0.5; - debug.xz = vec2(0.0,0.0); - //debug = fract(debug); - - float round_x = 1.0/64.0; - float round_y = 1.0/64.0; - - //gi_c.x = floor(gi_c.x/round_x+0.5)*round_x; - //gi_c.y = floor(gi_c.y/round_y+0.5)*round_y; - - float fda = 0.0; - vec3 fdiff = vec3(0,0,0); - - vec3 rcol = vec3(0,0,0); - - float fsa = 0.0; - - for (int i = -1; i < 2; i+=2 ) - { - for (int j = -1; j < 2; j+=2) - { - vec2 tc = vec2(i, j)*0.75; - vec3 nz = texture2D(noiseMap, vary_fragcoord.xy/128.0+tc*0.5).xyz; - //tc += gi_norm.xy*nz.z; - tc += nz.xy*2.0; - tc /= gi_samples; - tc += gi_c.xy; - - vec3 lnorm = -normalize(texture2D(normalGIMap, tc.xy).xyz*2.0-1.0); - vec3 lpos = getGIPosition(tc.xy).xyz; - - vec3 at = lpos-gi_pos.xyz; - float dist = dot(at,at); - float da = clamp(1.0/(gi_spec.x*dist), 0.0, 1.0); - - if (da > 0.0) - { - //add angular attenuation - vec3 ldir = at; - float ang_atten = clamp(dot(ldir, gi_norm), 0.0, 1.0); - - float ld = -dot(ldir, lnorm); - - if (ang_atten > 0.0 && ld < 0.0) - { - vec3 diff = texture2D(diffuseGIMap, tc.xy).xyz; - da = da*ang_atten; - fda += da; - fdiff += diff*da; - } - } - } - } - - fdiff /= max(gi_spec.y*fda, gi_quad.z); - fdiff = clamp(fdiff, vec3(0), vec3(1)); - - vec3 ret = fda*fdiff; - //ret = ret*ret*gi_quad.x+ret*gi_quad.y+gi_quad.z; - - //fda *= nz.z; - - //rcol.rgb *= gi_intensity; - //return rcol.rgb+vary_AmblitColor.rgb*0.25; - //return vec4(debug, 0.0); - //return vec4(fda*fdiff, 0.0); - return clamp(ret,vec3(0.0), vec3(1.0)); - //return debug.xyz; -} - -void main() -{ - vec2 pos_screen = vary_fragcoord.xy; - vec4 pos = getPosition(pos_screen); - vec3 norm = texture2DRect(normalMap, pos_screen).xyz; - norm = vec3((norm.xy-0.5)*2.0,norm.z); // unpack norm - - frag_color.xyz = giAmbient(pos, norm); -} |