diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class3')
15 files changed, 916 insertions, 0 deletions
diff --git a/indra/newview/app_settings/shaders/class3/deferred/giDownsampleF.glsl b/indra/newview/app_settings/shaders/class3/deferred/giDownsampleF.glsl new file mode 100644 index 0000000000..7325825d6d --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/giDownsampleF.glsl @@ -0,0 +1,84 @@ +/** + * @file giDownsampleF.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +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*2.0-1.0; + 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*2.0-1.0; + + 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; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/giDownsampleV.glsl b/indra/newview/app_settings/shaders/class3/deferred/giDownsampleV.glsl new file mode 100644 index 0000000000..6adcda82a3 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/giDownsampleV.glsl @@ -0,0 +1,17 @@ +/** + * @file postgiV.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +varying vec2 vary_fragcoord; +uniform vec2 screen_res; + +void main() +{ + //transform vertex + gl_Position = ftransform(); + vec4 pos = gl_ModelViewProjectionMatrix * gl_Vertex; + vary_fragcoord = (pos.xy*0.5+0.5)*screen_res; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/giF.glsl b/indra/newview/app_settings/shaders/class3/deferred/giF.glsl new file mode 100644 index 0000000000..939710cb56 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/giF.glsl @@ -0,0 +1,190 @@ +/** + * @file giF.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +#extension GL_ARB_texture_rectangle : enable + +uniform sampler2DRect depthMap; +uniform sampler2DRect normalMap; +uniform sampler2DRect lightMap; +uniform sampler2DRect specularRect; + +uniform sampler2D noiseMap; + +uniform sampler2D diffuseGIMap; +uniform sampler2D specularGIMap; +uniform sampler2D normalGIMap; +uniform sampler2D depthGIMap; + +uniform sampler2D lightFunc; + +// Inputs +varying vec2 vary_fragcoord; + +uniform vec2 screen_res; + +uniform vec4 sunlight_color; + +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_sample_width; +uniform float gi_noise; +uniform float gi_attenuation; +uniform float gi_range; + +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); + + vec4 c_spec = texture2DRect(specularRect, vary_fragcoord.xy); + vec3 nz = texture2D(noiseMap, vary_fragcoord.xy/128.0).rgb; + gi_pos.xyz += nz.x*gi_noise*gi_norm.xyz; + 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); + vec3 eye_ref = reflect(eye_dir, gi_norm); + + float da = 0.0; //texture2DRect(lightMap, vary_fragcoord.xy).r*0.5; + vec3 fdiff = vec3(da); + float fda = da; + + vec3 rcol = vec3(0,0,0); + + float fsa = 0.0; + + + for (int i = -1; i <= 1; i += 2 ) + { + for (int j = -1; j <= 1; j+= 2) + { + vec2 tc = vec2(i, j)*0.75+gi_norm.xy*nz.z; + tc += nz.xy*2.0; + tc *= gi_sample_width*0.25; + tc += gi_c.xy; + + vec3 lnorm = -(texture2D(normalGIMap, tc.xy).xyz*2.0-1.0); + vec3 lpos = getGIPosition(tc.xy).xyz; + + vec3 at = lpos-gi_pos.xyz; + float dist = length(at); + float dist_atten = clamp(1.0/(gi_attenuation*dist), 0.0, 1.0); + + + if (dist_atten > 0.01) + { //possible contribution of indirect light to this surface + vec3 ldir = at; + + float ld = -dot(ldir, lnorm); + + if (ld < 0.0) + { + float ang_atten = dot(ldir, gi_norm); + + if (ang_atten > 0.0) + { + vec4 spec = texture2D(specularGIMap, tc.xy); + at = normalize(at); + vec3 diff; + + float da = 0.0; + + //contribution from indirect source to visible pixel + vec3 ha = at; + ha.z -= 1.0; + ha = normalize(ha); + if (spec.a > 0.0) + { + float sa = dot(ha,lnorm); + da = texture2D(lightFunc, vec2(sa, spec.a)).a; + } + else + { + da = -lnorm.z; + } + + diff = texture2D(diffuseGIMap, tc.xy).rgb+spec.rgb*spec.a*2.0; + + if (da > 0.0) + { //contribution from visible pixel to eye + vec3 ha = normalize(at-eye_dir); + if (c_spec.a > 0.0) + { + float sa = dot(ha, gi_norm); + da = dist_atten*texture2D(lightFunc, vec2(sa, c_spec.a)).a; + } + else + { + da = dist_atten*dot(gi_norm, normalize(ldir)); + } + fda += da; + fdiff += da*(c_spec.rgb*c_spec.a*2.0+vec3(1,1,1))*diff.rgb; + } + } + } + } + } + } + + fdiff *= sunlight_color.rgb; + + vec3 ret = fda*fdiff; + + return clamp(ret,vec3(0.0), vec3(1.0)); +} + +void main() +{ + vec2 pos_screen = vary_fragcoord.xy; + vec4 pos = getPosition(pos_screen); + + float rad = gi_range*0.5; + + vec3 norm = texture2DRect(normalMap, pos_screen).xyz*2.0-1.0; + float dist = max(length(pos.xyz)-rad, 0.0); + + float da = clamp(1.0-dist/rad, 0.0, 1.0); + + vec3 ambient = da > 0.0 ? giAmbient(pos.xyz, norm) : vec3(0); + + + gl_FragData[0].xyz = mix(vec3(0), ambient, da); +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/giFinalF.glsl b/indra/newview/app_settings/shaders/class3/deferred/giFinalF.glsl new file mode 100644 index 0000000000..e0eeebf8b6 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/giFinalF.glsl @@ -0,0 +1,25 @@ +/** + * @file giFinalF.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +#extension GL_ARB_texture_rectangle : enable + +uniform sampler2DRect diffuseRect; +uniform sampler2D bloomMap; +uniform sampler2DRect edgeMap; + +uniform vec2 screen_res; +varying vec2 vary_fragcoord; + + +void main() +{ + vec4 bloom = texture2D(bloomMap, vary_fragcoord.xy/screen_res); + vec4 diff = texture2DRect(diffuseRect, vary_fragcoord.xy); + + gl_FragColor = bloom + diff; + //gl_FragColor.rgb = vec3(texture2DRect(edgeMap, vary_fragcoord.xy).a); +}
\ No newline at end of file diff --git a/indra/newview/app_settings/shaders/class3/deferred/giFinalV.glsl b/indra/newview/app_settings/shaders/class3/deferred/giFinalV.glsl new file mode 100644 index 0000000000..41a29c31bd --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/giFinalV.glsl @@ -0,0 +1,17 @@ +/** + * @file giFinalV.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +varying vec2 vary_fragcoord; +uniform vec2 screen_res; + +void main() +{ + //transform vertex + gl_Position = ftransform(); + vec4 pos = gl_ModelViewProjectionMatrix * gl_Vertex; + vary_fragcoord = (pos.xy*0.5+0.5)*screen_res; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/giV.glsl b/indra/newview/app_settings/shaders/class3/deferred/giV.glsl new file mode 100644 index 0000000000..71dcea9628 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/giV.glsl @@ -0,0 +1,22 @@ +/** + * @file giV.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +varying vec2 vary_fragcoord; + +uniform vec2 screen_res; + +void main() +{ + //transform vertex + gl_Position = ftransform(); + vec4 pos = gl_ModelViewProjectionMatrix * gl_Vertex; + vary_fragcoord = (pos.xy * 0.5 + 0.5)*screen_res; + vec4 tex = gl_MultiTexCoord0; + tex.w = 1.0; + + gl_FrontColor = gl_Color; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/luminanceF.glsl b/indra/newview/app_settings/shaders/class3/deferred/luminanceF.glsl new file mode 100644 index 0000000000..406a7e07cf --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/luminanceF.glsl @@ -0,0 +1,19 @@ +/** + * @file luminanceF.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +#extension GL_ARB_texture_rectangle : enable + +uniform sampler2DRect lightMap; +uniform sampler2DRect diffuseRect; + +varying vec2 vary_fragcoord; +void main() +{ + float i = texture2DRect(lightMap, vary_fragcoord.xy).r; + gl_FragColor.rgb = vec3(i); + gl_FragColor.a = 1.0; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/luminanceV.glsl b/indra/newview/app_settings/shaders/class3/deferred/luminanceV.glsl new file mode 100644 index 0000000000..db8775f024 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/luminanceV.glsl @@ -0,0 +1,20 @@ +/** + * @file giV.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +varying vec2 vary_fragcoord; + +uniform vec2 screen_res; + +void main() +{ + //transform vertex + gl_Position = ftransform(); + vec4 pos = gl_ModelViewProjectionMatrix * gl_Vertex; + vary_fragcoord = (pos.xy * 0.5 + 0.5)*screen_res; + + gl_FrontColor = gl_Color; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/postDeferredF.glsl b/indra/newview/app_settings/shaders/class3/deferred/postDeferredF.glsl new file mode 100644 index 0000000000..5e69bf36d9 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/postDeferredF.glsl @@ -0,0 +1,80 @@ +/** + * @file postDeferredF.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +#extension GL_ARB_texture_rectangle : enable + +uniform sampler2DRect diffuseRect; +uniform sampler2DRect specularRect; + +uniform sampler2DRect localLightMap; +uniform sampler2DRect sunLightMap; +uniform sampler2DRect giLightMap; +uniform sampler2DRect edgeMap; + +uniform sampler2D luminanceMap; + +uniform sampler2DRect lightMap; + +uniform sampler2D lightFunc; +uniform sampler2D noiseMap; + +uniform float sun_lum_scale; +uniform float sun_lum_offset; +uniform float lum_scale; +uniform float lum_lod; +uniform vec4 ambient; +uniform float gi_brightness; +uniform float gi_luminance; + +uniform vec4 sunlight_color; + +uniform vec2 screen_res; +varying vec2 vary_fragcoord; + +void main() +{ + vec2 tc = vary_fragcoord.xy; + vec4 lcol = texture2DLod(luminanceMap, vec2(0.5, 0.5), lum_lod); + + vec3 gi_col = texture2DRect(giLightMap, vary_fragcoord.xy).rgb; + vec4 sun_col = texture2DRect(sunLightMap, vary_fragcoord.xy); + vec3 local_col = texture2DRect(localLightMap, vary_fragcoord.xy).rgb; + + float scol = texture2DRect(lightMap, vary_fragcoord.xy).r; + + vec3 diff = texture2DRect(diffuseRect, vary_fragcoord.xy).rgb; + vec4 spec = texture2DRect(specularRect, vary_fragcoord.xy); + + gi_col = gi_col*(diff.rgb+spec.rgb*spec.a); + + float lum = 1.0-clamp(pow(lcol.r, gi_brightness)+sun_lum_offset, 0.0, 1.0); + + lum *= sun_lum_scale; + + sun_col *= 1.0+(lum*lum_scale*scol); + + vec4 col; + col.rgb = gi_col+sun_col.rgb+local_col; + + col.a = sun_col.a; + + vec3 bcol = vec3(0,0,0); + float tweight = 0.0; + for (int i = 0; i < 16; i++) + { + float weight = (float(i)+1.0)/2.0; + bcol += texture2DLod(luminanceMap, vary_fragcoord.xy/screen_res, weight).rgb*weight*weight*weight; + tweight += weight*weight; + } + + bcol /= tweight; + bcol *= gi_luminance; + col.rgb += bcol*lum; + + gl_FragColor = col; + //gl_FragColor.rgb = texture2DRect(giLightMap, vary_fragcoord.xy).rgb; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/postDeferredV.glsl b/indra/newview/app_settings/shaders/class3/deferred/postDeferredV.glsl new file mode 100644 index 0000000000..9819232fd5 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/postDeferredV.glsl @@ -0,0 +1,17 @@ +/** + * @file postDeferredV.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +varying vec2 vary_fragcoord; +uniform vec2 screen_res; + +void main() +{ + //transform vertex + gl_Position = ftransform(); + vec4 pos = gl_ModelViewProjectionMatrix * gl_Vertex; + vary_fragcoord = (pos.xy*0.5+0.5)*screen_res; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/postgiF.glsl b/indra/newview/app_settings/shaders/class3/deferred/postgiF.glsl new file mode 100644 index 0000000000..901b60af59 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/postgiF.glsl @@ -0,0 +1,69 @@ +/** + * @file postgiF.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +#extension GL_ARB_texture_rectangle : enable + +uniform sampler2DRect depthMap; +uniform sampler2DRect normalMap; +uniform sampler2DRect giLightMap; +uniform sampler2D noiseMap; +uniform sampler2D giMip; +uniform sampler2DRect edgeMap; + + +uniform vec2 delta; +uniform float kern_scale; +uniform float gi_edge_weight; +uniform float gi_blur_brightness; + +varying vec2 vary_fragcoord; + +void main() +{ + vec2 dlt = kern_scale*delta; + float defined_weight = 0.0; + vec3 col = vec3(0.0); + + float e = 1.0; + + for (int i = 1; i < 8; i++) + { + vec2 tc = vary_fragcoord.xy + float(i) * dlt; + + e = max(e, 0.0); + float wght = e; + + col += texture2DRect(giLightMap, tc).rgb*wght; + defined_weight += wght; + + e *= e; + e -=(texture2DRect(edgeMap, tc.xy-dlt*0.25).a+ + texture2DRect(edgeMap, tc.xy+dlt*0.25).a)*gi_edge_weight; + } + + e = 1.0; + + for (int i = 1; i < 8; i++) + { + vec2 tc = vary_fragcoord.xy - float(i) * dlt; + + e = max(e,0.0); + float wght = e; + + col += texture2DRect(giLightMap, tc).rgb*wght; + defined_weight += wght; + + e *= e; + e -= (texture2DRect(edgeMap, tc.xy-dlt*0.25).a+ + texture2DRect(edgeMap, tc.xy+dlt*0.25).a)*gi_edge_weight; + + } + + col /= max(defined_weight, 0.01); + + gl_FragColor.rgb = col * gi_blur_brightness; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/postgiV.glsl b/indra/newview/app_settings/shaders/class3/deferred/postgiV.glsl new file mode 100644 index 0000000000..6adcda82a3 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/postgiV.glsl @@ -0,0 +1,17 @@ +/** + * @file postgiV.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +varying vec2 vary_fragcoord; +uniform vec2 screen_res; + +void main() +{ + //transform vertex + gl_Position = ftransform(); + vec4 pos = gl_ModelViewProjectionMatrix * gl_Vertex; + vary_fragcoord = (pos.xy*0.5+0.5)*screen_res; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl new file mode 100644 index 0000000000..96a083b522 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl @@ -0,0 +1,297 @@ +/** + * @file softenLightF.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +#extension GL_ARB_texture_rectangle : enable + +uniform sampler2DRect diffuseRect; +uniform sampler2DRect specularRect; +uniform sampler2DRect normalMap; +uniform sampler2DRect lightMap; +uniform sampler2D noiseMap; +uniform samplerCube environmentMap; +uniform sampler2D lightFunc; +uniform vec3 gi_quad; + +uniform float blur_size; +uniform float blur_fidelity; + +// Inputs +uniform vec4 morphFactor; +uniform vec3 camPosLocal; +//uniform vec4 camPosWorld; +uniform vec4 gamma; +uniform vec4 lightnorm; +uniform vec4 sunlight_color; +uniform vec4 ambient; +uniform vec4 blue_horizon; +uniform vec4 blue_density; +uniform vec4 haze_horizon; +uniform vec4 haze_density; +uniform vec4 cloud_shadow; +uniform vec4 density_multiplier; +uniform vec4 distance_multiplier; +uniform vec4 max_y; +uniform vec4 glow; +uniform float scene_light_strength; +uniform vec3 env_mat[3]; +uniform vec4 shadow_clip; +uniform mat3 ssao_effect_mat; + +uniform sampler2DRect depthMap; +uniform mat4 inv_proj; +uniform vec2 screen_res; + +varying vec4 vary_light; +varying vec2 vary_fragcoord; + +vec3 vary_PositionEye; + +vec3 vary_SunlitColor; +vec3 vary_AmblitColor; +vec3 vary_AdditiveColor; +vec3 vary_AtmosAttenuation; +uniform float gi_ambiance; + +vec4 getPosition(vec2 pos_screen) +{ //get position in screen space (world units) given window coordinate and depth map + 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; +} + +vec3 getPositionEye() +{ + return vary_PositionEye; +} +vec3 getSunlitColor() +{ + return vary_SunlitColor; +} +vec3 getAmblitColor() +{ + return vary_AmblitColor; +} +vec3 getAdditiveColor() +{ + return vary_AdditiveColor; +} +vec3 getAtmosAttenuation() +{ + return vary_AtmosAttenuation; +} + + +void setPositionEye(vec3 v) +{ + vary_PositionEye = v; +} + +void setSunlitColor(vec3 v) +{ + vary_SunlitColor = v; +} + +void setAmblitColor(vec3 v) +{ + vary_AmblitColor = v; +} + +void setAdditiveColor(vec3 v) +{ + vary_AdditiveColor = v; +} + +void setAtmosAttenuation(vec3 v) +{ + vary_AtmosAttenuation = v; +} + +void calcAtmospherics(vec3 inPositionEye, float ambFactor) { + + vec3 P = inPositionEye; + setPositionEye(P); + + //(TERRAIN) limit altitude + if (P.y > max_y.x) P *= (max_y.x / P.y); + if (P.y < -max_y.x) P *= (-max_y.x / P.y); + + vec3 tmpLightnorm = lightnorm.xyz; + + vec3 Pn = normalize(P); + float Plen = length(P); + + vec4 temp1 = vec4(0); + vec3 temp2 = vec3(0); + vec4 blue_weight; + vec4 haze_weight; + vec4 sunlight = sunlight_color; + vec4 light_atten; + + //sunlight attenuation effect (hue and brightness) due to atmosphere + //this is used later for sunlight modulation at various altitudes + light_atten = (blue_density * 1.0 + vec4(haze_density.r) * 0.25) * (density_multiplier.x * max_y.x); + //I had thought blue_density and haze_density should have equal weighting, + //but attenuation due to haze_density tends to seem too strong + + temp1 = blue_density + vec4(haze_density.r); + blue_weight = blue_density / temp1; + haze_weight = vec4(haze_density.r) / temp1; + + //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) + temp2.y = max(0.0, tmpLightnorm.y); + temp2.y = 1. / temp2.y; + sunlight *= exp( - light_atten * temp2.y); + + // main atmospheric scattering line integral + temp2.z = Plen * density_multiplier.x; + + // Transparency (-> temp1) + // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier.x in a variable because the ati + // compiler gets confused. + temp1 = exp(-temp1 * temp2.z * distance_multiplier.x); + + //final atmosphere attenuation factor + setAtmosAttenuation(temp1.rgb); + + //compute haze glow + //(can use temp2.x as temp because we haven't used it yet) + temp2.x = dot(Pn, tmpLightnorm.xyz); + temp2.x = 1. - temp2.x; + //temp2.x is 0 at the sun and increases away from sun + temp2.x = max(temp2.x, .03); //was glow.y + //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) + temp2.x *= glow.x; + //higher glow.x gives dimmer glow (because next step is 1 / "angle") + temp2.x = pow(temp2.x, glow.z); + //glow.z should be negative, so we're doing a sort of (1 / "angle") function + + //add "minimum anti-solar illumination" + temp2.x += .25; + + //increase ambient when there are more clouds + vec4 tmpAmbient = ambient*gi_ambiance + (vec4(1.) - ambient*gi_ambiance) * cloud_shadow.x * 0.5; + + /* decrease value and saturation (that in HSV, not HSL) for occluded areas + * // for HSV color/geometry used here, see http://gimp-savvy.com/BOOK/index.html?node52.html + * // The following line of code performs the equivalent of: + * float ambAlpha = tmpAmbient.a; + * float ambValue = dot(vec3(tmpAmbient), vec3(0.577)); // projection onto <1/rt(3), 1/rt(3), 1/rt(3)>, the neutral white-black axis + * vec3 ambHueSat = vec3(tmpAmbient) - vec3(ambValue); + * tmpAmbient = vec4(RenderSSAOEffect.valueFactor * vec3(ambValue) + RenderSSAOEffect.saturationFactor *(1.0 - ambFactor) * ambHueSat, ambAlpha); + */ + tmpAmbient = vec4(mix(ssao_effect_mat * tmpAmbient.rgb, tmpAmbient.rgb, ambFactor), tmpAmbient.a); + + //haze color + setAdditiveColor( + vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow.x) + tmpAmbient) + + (haze_horizon.r * haze_weight) * (sunlight*(1.-cloud_shadow.x) * temp2.x + + tmpAmbient))); + + //brightness of surface both sunlight and ambient + setSunlitColor(vec3(sunlight * .5)); + setAmblitColor(vec3(tmpAmbient * .25)); + setAdditiveColor(getAdditiveColor() * vec3(1.0 - temp1)); +} + +vec3 atmosLighting(vec3 light) +{ + light *= getAtmosAttenuation().r; + light += getAdditiveColor(); + return (2.0 * light); +} + +vec3 atmosTransport(vec3 light) { + light *= getAtmosAttenuation().r; + light += getAdditiveColor() * 2.0; + return light; +} +vec3 atmosGetDiffuseSunlightColor() +{ + return getSunlitColor(); +} + +vec3 scaleDownLight(vec3 light) +{ + return (light / scene_light_strength ); +} + +vec3 scaleUpLight(vec3 light) +{ + return (light * scene_light_strength); +} + +vec3 atmosAmbient(vec3 light) +{ + return getAmblitColor() + light / 2.0; +} + +vec3 atmosAffectDirectionalLight(float lightIntensity) +{ + return getSunlitColor() * lightIntensity; +} + +vec3 scaleSoftClip(vec3 light) +{ + //soft clip effect: + light = 1. - clamp(light, vec3(0.), vec3(1.)); + light = 1. - pow(light, gamma.xxx); + + return light; +} + +void main() +{ + vec2 tc = vary_fragcoord.xy; + vec3 pos = getPosition(tc).xyz; + vec3 norm = texture2DRect(normalMap, tc).xyz*2.0-1.0; + //vec3 nz = texture2D(noiseMap, vary_fragcoord.xy/128.0).xyz; + + float da = max(dot(norm.xyz, vary_light.xyz), 0.0); + + vec4 diffuse = texture2DRect(diffuseRect, tc); + vec4 spec = texture2DRect(specularRect, vary_fragcoord.xy); + + da = texture2D(lightFunc, vec2(da, 0.0)).a; + + vec2 scol_ambocc = texture2DRect(lightMap, vary_fragcoord.xy).rg; + float scol = max(scol_ambocc.r, diffuse.a); + float ambocc = scol_ambocc.g; + + calcAtmospherics(pos.xyz, ambocc); + + vec3 col = atmosAmbient(vec3(0)); + col += atmosAffectDirectionalLight(max(min(da, scol), diffuse.a)); + + col *= diffuse.rgb; + + if (spec.a > 0.0) + { + vec3 ref = normalize(reflect(pos.xyz, norm.xyz)); + float sa = dot(ref, vary_light.xyz); + col.rgb += vary_SunlitColor*scol*spec.rgb*texture2D(lightFunc, vec2(sa, spec.a)).a; + } + + col = atmosLighting(col); + col = scaleSoftClip(col); + + gl_FragColor.rgb = col; + + //gl_FragColor.rgb = gi_col.rgb; + gl_FragColor.a = 0.0; + + //gl_FragColor.rg = scol_ambocc.rg; + //gl_FragColor.rgb = texture2DRect(lightMap, vary_fragcoord.xy).rgb; + //gl_FragColor.rgb = norm.rgb*0.5+0.5; + //gl_FragColor.rgb = vec3(ambocc); + //gl_FragColor.rgb = vec3(scol); +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/softenLightV.glsl b/indra/newview/app_settings/shaders/class3/deferred/softenLightV.glsl new file mode 100644 index 0000000000..ad8af4780d --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/softenLightV.glsl @@ -0,0 +1,24 @@ +/** + * @file softenLightF.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +uniform vec2 screen_res; + +varying vec4 vary_light; +varying vec2 vary_fragcoord; +void main() +{ + //transform vertex + gl_Position = ftransform(); + + vec4 pos = gl_ModelViewProjectionMatrix * gl_Vertex; + vary_fragcoord = (pos.xy*0.5+0.5)*screen_res; + + vec4 tex = gl_MultiTexCoord0; + tex.w = 1.0; + + vary_light = gl_MultiTexCoord0; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/treeF.glsl b/indra/newview/app_settings/shaders/class3/deferred/treeF.glsl new file mode 100644 index 0000000000..258acee08c --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/treeF.glsl @@ -0,0 +1,18 @@ +/** + * @file treeF.glsl + * + * Copyright (c) 2007-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +uniform sampler2D diffuseMap; + +varying vec3 vary_normal; + +void main() +{ + vec4 col = texture2D(diffuseMap, gl_TexCoord[0].xy); + gl_FragData[0] = vec4(gl_Color.rgb*col.rgb, col.a <= 0.5 ? 0.0 : 0.005); + gl_FragData[1] = vec4(0,0,0,0); + gl_FragData[2] = vec4(normalize(vary_normal)*0.5+0.5, 0.0); +} |