diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl')
| -rwxr-xr-x | indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl | 136 |
1 files changed, 103 insertions, 33 deletions
diff --git a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl index 9df9d75905..4fe2f1551e 100755 --- a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl @@ -38,7 +38,6 @@ uniform sampler2DRect lightMap; uniform sampler2DRect depthMap; uniform samplerCube environmentMap; uniform sampler2D lightFunc; -uniform vec3 gi_quad; uniform float blur_size; uniform float blur_fidelity; @@ -60,16 +59,13 @@ uniform float density_multiplier; uniform float distance_multiplier; uniform float max_y; uniform vec4 glow; +uniform float global_gamma; uniform float scene_light_strength; uniform mat3 env_mat; uniform vec4 shadow_clip; uniform mat3 ssao_effect_mat; -uniform mat4 inv_proj; -uniform vec2 screen_res; - uniform vec3 sun_dir; - VARYING vec2 vary_fragcoord; vec3 vary_PositionEye; @@ -79,6 +75,43 @@ vec3 vary_AmblitColor; vec3 vary_AdditiveColor; vec3 vary_AtmosAttenuation; +uniform mat4 inv_proj; +uniform vec2 screen_res; + +#ifdef SINGLE_FP_ONLY +vec2 encode_normal(vec3 n) +{ + vec2 sn; + sn.xy = (n.xy * vec2(0.5f,0.5f)) + vec2(0.5f,0.5f); + return sn; +} + +vec3 decode_normal (vec2 enc) +{ + vec3 n; + n.xy = (enc.xy * vec2(2.0f,2.0f)) - vec2(1.0f,1.0f); + n.z = sqrt(1.0f - dot(n.xy,n.xy)); + return n; +} +#else +vec2 encode_normal(vec3 n) +{ + float f = sqrt(8 * n.z + 8); + return n.xy / f + 0.5; +} + +vec3 decode_normal (vec2 enc) +{ + vec2 fenc = enc*4-2; + float f = dot(fenc,fenc); + float g = sqrt(1-f/4); + vec3 n; + n.xy = fenc*g; + n.z = 1-f/2; + return n; +} +#endif + vec4 getPosition_d(vec2 pos_screen, float depth) { vec2 sc = pos_screen.xy*2.0; @@ -118,7 +151,6 @@ vec3 getAtmosAttenuation() return vary_AtmosAttenuation; } - void setPositionEye(vec3 v) { vary_PositionEye = v; @@ -222,9 +254,9 @@ void calcAtmospherics(vec3 inPositionEye, float ambFactor) { + tmpAmbient))); //brightness of surface both sunlight and ambient - setSunlitColor(vec3(sunlight * .5)); - setAmblitColor(vec3(tmpAmbient * .25)); - setAdditiveColor(getAdditiveColor() * vec3(1.0 - temp1)); + setSunlitColor(pow(vec3(sunlight * .5), vec3(global_gamma)) * global_gamma); + setAmblitColor(pow(vec3(tmpAmbient * .25), vec3(global_gamma)) * global_gamma); + setAdditiveColor(pow(getAdditiveColor() * vec3(1.0 - temp1), vec3(global_gamma)) * global_gamma); } vec3 atmosLighting(vec3 light) @@ -239,6 +271,15 @@ vec3 atmosTransport(vec3 light) { light += getAdditiveColor() * 2.0; return light; } + +vec3 fullbrightAtmosTransport(vec3 light) { + float brightness = dot(light.rgb, vec3(0.33333)); + + return mix(atmosTransport(light.rgb), light.rgb + getAdditiveColor().rgb, brightness * brightness); +} + + + vec3 atmosGetDiffuseSunlightColor() { return getSunlitColor(); @@ -273,22 +314,28 @@ vec3 scaleSoftClip(vec3 light) return light; } + +vec3 fullbrightScaleSoftClip(vec3 light) +{ + //soft clip effect: + return light; +} + void main() { vec2 tc = vary_fragcoord.xy; float depth = texture2DRect(depthMap, tc.xy).r; vec3 pos = getPosition_d(tc, depth).xyz; - vec3 norm = texture2DRect(normalMap, tc).xyz; - norm = (norm.xyz-0.5)*2.0; // unpack norm + vec4 norm = texture2DRect(normalMap, tc); + float envIntensity = norm.z; + norm.xyz = decode_normal(norm.xy); // unpack norm float da = max(dot(norm.xyz, sun_dir.xyz), 0.0); - - vec4 diffuse = texture2DRect(diffuseRect, tc); + vec4 diffuse = texture2DRect(diffuseRect, tc); + vec3 col; float bloom = 0.0; - - if (diffuse.a < 0.9) { vec4 spec = texture2DRect(specularRect, vary_fragcoord.xy); @@ -299,39 +346,62 @@ void main() calcAtmospherics(pos.xyz, ambocc); col = atmosAmbient(vec3(0)); - col += atmosAffectDirectionalLight(max(min(da, scol), diffuse.a)); + float ambient = min(abs(dot(norm.xyz, sun_dir.xyz)), 1.0); + ambient *= 0.5; + ambient *= ambient; + ambient = (1.0-ambient); + + col.rgb *= ambient; + + col += atmosAffectDirectionalLight(max(min(da, scol) * 2.6, 0.0)); col *= diffuse.rgb; + vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz)); + if (spec.a > 0.0) // specular reflection { // the old infinite-sky shiny reflection // - vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz)); + float sa = dot(refnormpersp, sun_dir.xyz); - vec3 dumbshiny = vary_SunlitColor*scol_ambocc.r*(6 * texture2D(lightFunc, vec2(sa, spec.a)).r); - + vec3 dumbshiny = vary_SunlitColor*scol_ambocc.r*(texture2D(lightFunc, vec2(sa, spec.a)).r); + // add the two types of shiny together vec3 spec_contrib = dumbshiny * spec.rgb; - bloom = dot(spec_contrib, spec_contrib) / 4; + bloom = dot(spec_contrib, spec_contrib) / 6; col += spec_contrib; - - //add environmentmap - vec3 env_vec = env_mat * refnormpersp; - col = mix(col.rgb, textureCube(environmentMap, env_vec).rgb, - max(spec.a-diffuse.a*2.0, 0.0)); } + + + col = mix(col.rgb, pow(diffuse.rgb, vec3(1.0/2.2)), diffuse.a); + + + if (envIntensity > 0.0) + { //add environmentmap + vec3 env_vec = env_mat * refnormpersp; - col = atmosLighting(col); - col = scaleSoftClip(col); + float exponent = mix(2.2, 1.0, diffuse.a); + vec3 refcol = pow(textureCube(environmentMap, env_vec).rgb, vec3(exponent))*exponent; - col = mix(col, diffuse.rgb, diffuse.a); - } - else - { - col = diffuse.rgb; + col = mix(col.rgb, refcol, + envIntensity); + + } + + float exponent = mix(1.0, 2.2, diffuse.a); + col = pow(col, vec3(exponent)); + + if (norm.w < 0.5) + { + col = mix(atmosLighting(col), fullbrightAtmosTransport(col), diffuse.a); + col = mix(scaleSoftClip(col), fullbrightScaleSoftClip(col), diffuse.a); + } + + //col = vec3(1,0,1); + //col.g = envIntensity; } - + frag_color.rgb = col; frag_color.a = bloom; } |