// version 2.0 #define STANDARD #define USE_BUMPMAP #define USE_UV #define USE_EMISSIVEMAP #define USE_METALNESSMAP #define USE_ROUGHNESSMAP uniform sampler2D u_numberBumpMap; uniform sampler2D u_numberClearcoatMap; uniform sampler2D u_numberClearcoatRoughnessMap; uniform sampler2D u_numberEmissiveMap; uniform sampler2D u_numberMap; uniform sampler2D u_numberMetalnessMap; uniform sampler2D u_numberRoughnessMap; uniform sampler2D u_outlineBumpMap; uniform sampler2D u_outlineClearcoatMap; uniform sampler2D u_outlineClearcoatRoughnessMap; uniform sampler2D u_outlineEmissiveMap; uniform sampler2D u_outlineMap; uniform sampler2D u_outlineMetalnessMap; uniform sampler2D u_outlineRoughnessMap; #ifdef PHYSICAL #define IOR #define SPECULAR #endif varying vec2 vUvOverlapped; varying vec2 vUvPacked; uniform vec3 diffuse; uniform vec3 emissive; uniform vec3 number; uniform vec3 outline; uniform vec3 outlineEmissive; uniform float dissolve; uniform float hiddenness; uniform float metalness; uniform float opacity; uniform float roughness; #ifdef IOR uniform float ior; #endif #ifdef SPECULAR uniform float specularIntensity; uniform vec3 specularColor; #ifdef USE_SPECULARINTENSITYMAP uniform sampler2D specularIntensityMap; #endif #ifdef USE_SPECULARCOLORMAP uniform sampler2D specularColorMap; #endif #endif #ifdef USE_CLEARCOAT uniform float clearcoat; uniform float clearcoatRoughness; #endif #ifdef USE_SHEEN uniform vec3 sheenColor; uniform float sheenRoughness; #ifdef USE_SHEENCOLORMAP uniform sampler2D sheenColorMap; #endif #ifdef USE_SHEENROUGHNESSMAP uniform sampler2D sheenRoughnessMap; #endif #endif varying vec3 vViewPosition; #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include // clipped from bumpmap_pars_fragment #ifdef USE_BUMPMAP uniform sampler2D bumpMap; uniform float bumpScale; // Bump Mapping Unparametrized Surfaces on the GPU by Morten S. Mikkelsen // https://mmikk.github.io/papers3d/mm_sfgrad_bump.pdf // Evaluate the derivative of the height w.r.t. screen-space using forward differencing (listing 2) vec2 dHdxy_fwd() { // apply hiddenness to bump map vec2 dSTdx = dFdx(vUv); vec2 dSTdy = dFdy(vUv); vec2 dSTdxP = dFdx(vUvPacked); vec2 dSTdyP = dFdy(vUvPacked); vec2 dSTdxO = dFdx(vUvOverlapped); vec2 dSTdyO = dFdy(vUvOverlapped); float tex1 = 0.5; float tex2 = 0.5; float tex3 = 0.5; tex1 = mix(tex1, texture2D(bumpMap, vUvPacked).x, texture2D(bumpMap, vUvPacked).a) ; tex2 = mix(tex2, texture2D(bumpMap, vUvPacked + dSTdxP).x, texture2D(bumpMap, vUvPacked).a); tex3 = mix(tex3, texture2D(bumpMap, vUvPacked + dSTdyP).x, texture2D(bumpMap, vUvPacked).a); tex1 = mix(tex1, texture2D(u_outlineBumpMap, vUvOverlapped).x, texture2D(u_outlineBumpMap, vUvOverlapped).a) ; tex2 = mix(tex2, texture2D(u_outlineBumpMap, vUvOverlapped + dSTdxP).x, texture2D(u_outlineBumpMap, vUvOverlapped).a); tex3 = mix(tex3, texture2D(u_outlineBumpMap, vUvOverlapped + dSTdyP).x, texture2D(u_outlineBumpMap, vUvOverlapped).a); if(abs(texture2D(u_numberBumpMap, vUv).x - 0.5) > 0.1) { tex1 = mix(tex1, texture2D(u_numberBumpMap, vUv).x, texture2D(u_numberBumpMap, vUv).a * (1.0 - hiddenness)); tex2 = mix(tex2, texture2D(u_numberBumpMap, vUv + dSTdx).x, texture2D(u_numberBumpMap, vUv + dSTdx).a * (1.0 - hiddenness)); tex3 = mix(tex3, texture2D(u_numberBumpMap, vUv + dSTdy).x, texture2D(u_numberBumpMap, vUv + dSTdy).a * (1.0 - hiddenness)); } float Hll = bumpScale * tex1; float dBx = bumpScale * tex2 - Hll; float dBy = bumpScale * tex3 - Hll; return vec2(dBx, dBy); } vec3 perturbNormalArb( vec3 surf_pos, vec3 surf_norm, vec2 dHdxy, float faceDirection ) { // Workaround for Adreno 3XX dFd*( vec3 ) bug. See #9988 vec3 vSigmaX = vec3( dFdx( surf_pos.x ), dFdx( surf_pos.y ), dFdx( surf_pos.z ) ); vec3 vSigmaY = vec3( dFdy( surf_pos.x ), dFdy( surf_pos.y ), dFdy( surf_pos.z ) ); vec3 vN = surf_norm; // normalized vec3 R1 = cross( vSigmaY, vN ); vec3 R2 = cross( vN, vSigmaX ); float fDet = dot( vSigmaX, R1 ) * faceDirection; vec3 vGrad = sign( fDet ) * ( dHdxy.x * R1 + dHdxy.y * R2 ); return normalize( abs( fDet ) * surf_norm - vGrad ); } #endif #include #include #include #include #include #include float rand2(vec2 c){ return fract(sin(dot(c.xy ,vec2(12.9898,78.233))) * 43758.5453); } float noise(vec2 p, float freq ){ float unit = 128./freq; vec2 ij = floor(p/unit); vec2 xy = mod(p,unit)/unit; //xy = 3.*xy*xy-2.*xy*xy*xy; xy = .5*(1.-cos(3.1415*xy)); float a = rand2((ij+vec2(0.,0.))); float b = rand2((ij+vec2(1.,0.))); float c = rand2((ij+vec2(0.,1.))); float d = rand2((ij+vec2(1.,1.))); float x1 = mix(a, b, xy.x); float x2 = mix(c, d, xy.x); return mix(x1, x2, xy.y); } float pNoise(vec2 p, int res){ float persistance = .5; float n = 0.; float normK = 0.; float f = 4.; float amp = 2.; int iCount = 0; for (int i = 0; i<50; i++){ n+=amp*noise(p, f); f*=2.; normK+=amp; amp*=persistance; if (iCount == res) break; iCount++; } float nf = n/normK; return nf*nf*nf*nf; } void main(){ if( clamp(pNoise( gl_FragCoord.xy, 1), 0.0, 1.0 ) > 1.0-dissolve ) discard; #include vec4 diffuseColor = vec4( diffuse, opacity ); ReflectedLight reflectedLight = ReflectedLight( vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ), vec3( 0.0 ) ); vec3 totalEmissiveRadiance = emissive; #include #ifdef USE_MAP vec4 sampledDiffuseColor = texture2D( map, vUvPacked ); #ifdef DECODE_VIDEO_TEXTURE // inline sRGB decode (TODO: Remove this code when https://crbug.com/1256340 is solved) sampledDiffuseColor = vec4( mix( pow( sampledDiffuseColor.rgb * 0.9478672986 + vec3( 0.0521327014 ), vec3( 2.4 ) ), sampledDiffuseColor.rgb * 0.0773993808, vec3( lessThanEqual( sampledDiffuseColor.rgb, vec3( 0.04045 ) ) ) ), sampledDiffuseColor.w ); #endif diffuseColor *= sampledDiffuseColor; #endif vec4 u_outlineMapIn = texture2D( u_outlineMap, vUvOverlapped ); // adjust color of outline u_outlineMapIn.rgb *= outline; // overlay outline map over diffuse color or map diffuseColor.rgb = mix(diffuseColor.rgb, u_outlineMapIn.rgb, u_outlineMapIn.a); vec4 u_numberMapIn = texture2D( u_numberMap, vUv ); // adjust color of numbers u_numberMapIn.rgb *= number; // overlay number map and apply hiddenness diffuseColor.rgb = mix(diffuseColor.rgb, u_numberMapIn.rgb, u_numberMapIn.a * (1.0 - hiddenness)); #include #include #include float roughnessFactor = roughness; #ifdef USE_ROUGHNESSMAP vec4 texelRoughness= texture2D(roughnessMap, vUvPacked); vec4 texelOutlineRoughness = texture2D(u_outlineRoughnessMap, vUvOverlapped); vec4 texelNumberRoughness = texture2D(u_numberRoughnessMap, vUv); roughnessFactor = mix(roughness, texelRoughness.g * roughness, texelRoughness.a); roughnessFactor = mix(roughnessFactor, texelOutlineRoughness.g, texelOutlineRoughness.a); roughnessFactor = mix(roughnessFactor, texelNumberRoughness.g, texelNumberRoughness.a * (1.0 - hiddenness)); #endif // clipped from metalness_fragment float metalnessFactor = metalness; #ifdef USE_METALNESSMAP vec4 texelMetalness= texture2D(metalnessMap, vUvPacked); vec4 texelOutlineMetalness = texture2D(u_outlineMetalnessMap, vUvOverlapped); vec4 texelNumberMetalness = texture2D(u_numberMetalnessMap, vUv); metalnessFactor = mix(metalness, texelMetalness.r * metalness, texelMetalness.a); metalnessFactor = mix(metalnessFactor, texelOutlineMetalness.r, texelOutlineMetalness.a); metalnessFactor = mix(metalnessFactor, texelNumberMetalness.r, texelNumberMetalness.a * (1.0 - hiddenness)); #endif #include #include #include #include #ifdef USE_EMISSIVEMAP vec4 emissiveColor = texture2D( emissiveMap, vUvPacked ); vec4 u_outlineEmissiveMapIn = texture2D(u_outlineEmissiveMap, vUvOverlapped); vec4 u_numberEmissiveMapIn = texture2D(u_numberEmissiveMap, vUv); // overlay number map and apply hiddenness totalEmissiveRadiance.rgb = mix(emissive.rgb, emissiveColor.rgb * emissive.rgb, emissiveColor.a ); totalEmissiveRadiance.rgb = mix(totalEmissiveRadiance.rgb, u_outlineEmissiveMapIn.rgb * outlineEmissive.rgb, u_outlineEmissiveMapIn.a); totalEmissiveRadiance.rgb = mix(totalEmissiveRadiance.rgb, u_numberEmissiveMapIn.rgb, u_numberEmissiveMapIn.a * (1.0 - hiddenness)); #endif // accumulation PhysicalMaterial material; material.diffuseColor = diffuseColor.rgb * ( 1.0 - metalnessFactor ); vec3 dxy = max( abs( dFdx( geometryNormal ) ), abs( dFdy( geometryNormal ) ) ); float geometryRoughness = max( max( dxy.x, dxy.y ), dxy.z ); material.roughness = max( roughnessFactor, 0.0525 );// 0.0525 corresponds to the base mip of a 256 cubemap. material.roughness += geometryRoughness; material.roughness = min( material.roughness, 1.0 ); #ifdef IOR material.ior = ior; #ifdef USE_SPECULAR float specularIntensityFactor = specularIntensity; vec3 specularColorFactor = specularColor; #ifdef USE_SPECULAR_COLORMAP specularColorFactor *= texture2D( specularColorMap, vSpecularColorMapUv ).rgb; #endif #ifdef USE_SPECULAR_INTENSITYMAP specularIntensityFactor *= texture2D( specularIntensityMap, vSpecularIntensityMapUv ).a; #endif material.specularF90 = mix( specularIntensityFactor, 1.0, metalnessFactor ); #else float specularIntensityFactor = 1.0; vec3 specularColorFactor = vec3( 1.0 ); material.specularF90 = 1.0; #endif material.specularColor = mix( min( pow2( ( material.ior - 1.0 ) / ( material.ior + 1.0 ) ) * specularColorFactor, vec3( 1.0 ) ) * specularIntensityFactor, diffuseColor.rgb, metalnessFactor ); #else material.specularColor = mix( vec3( 0.04 ), diffuseColor.rgb, metalnessFactor ); material.specularF90 = 1.0; #endif #ifdef USE_CLEARCOAT material.clearcoat = clearcoat; material.clearcoatRoughness = clearcoatRoughness; material.clearcoatF0 = vec3( 0.04 ); material.clearcoatF90 = 1.0; #ifdef USE_CLEARCOATMAP //material.clearcoat *= texture2D( clearcoatMap, vUvPacked ).x; vec4 texelClearcoat = texture2D(clearcoatMap, vUvPacked); vec4 texelNumberClearcoat = texture2D(u_numberClearcoatMap, vUv); if(texelClearcoat.a > 0.0) { material.clearcoat = mix(texelClearcoat.r * clearcoat, texelNumberClearcoat.r, texelNumberClearcoat.a * (1.0 - hiddenness)); } else { material.clearcoat = mix(clearcoat, texelNumberClearcoat.r, texelNumberClearcoat.a * (1.0 - hiddenness)); } #endif #ifdef USE_CLEARCOAT_ROUGHNESSMAP //material.clearcoatRoughness *= texture2D( clearcoatRoughnessMap, vUvPacked ).y; vec4 texelClearcoatRoughness = texture2D(clearcoatRoughnessMap, vUvPacked); vec4 texelNumberClearcoatRoughness = texture2D(u_numberClearcoatRoughnessMap, vUv); if(texelClearcoatRoughness.a > 0.0) { material.clearcoatRoughness = mix(texelClearcoatRoughness.g * clearcoatRoughness, texelNumberClearcoatRoughness.g, texelNumberClearcoatRoughness.a * (1.0 - hiddenness)); } else { material.clearcoatRoughness = mix(clearcoatRoughness, texelNumberClearcoatRoughness.g, texelNumberClearcoatRoughness.a * (1.0 - hiddenness)); } #endif material.clearcoat = saturate( material.clearcoat ); // Burley clearcoat model material.clearcoatRoughness = max( material.clearcoatRoughness, 0.0525 ); material.clearcoatRoughness += geometryRoughness; material.clearcoatRoughness = min( material.clearcoatRoughness, 1.0 ); #endif #ifdef USE_IRIDESCENCE material.iridescence = iridescence; material.iridescenceIOR = iridescenceIOR; #ifdef USE_IRIDESCENCEMAP material.iridescence *= texture2D( iridescenceMap, vIridescenceMapUv ).r; #endif #ifdef USE_IRIDESCENCE_THICKNESSMAP material.iridescenceThickness = (iridescenceThicknessMaximum - iridescenceThicknessMinimum) * texture2D( iridescenceThicknessMap, vIridescenceThicknessMapUv ).g + iridescenceThicknessMinimum; #else material.iridescenceThickness = iridescenceThicknessMaximum; #endif #endif #ifdef USE_SHEEN material.sheenColor = sheenColor; #ifdef USE_SHEEN_COLORMAP material.sheenColor *= texture2D( sheenColorMap, vUvPacked ).rgb; #endif material.sheenRoughness = clamp( sheenRoughness, 0.07, 1.0 ); #ifdef USE_SHEEN_ROUGHNESSMAP material.sheenRoughness *= texture2D( sheenRoughnessMap, vUvPacked ).a; #endif #endif #include #include #include // modulation #include vec3 totalDiffuse = reflectedLight.directDiffuse + reflectedLight.indirectDiffuse; vec3 totalSpecular = reflectedLight.directSpecular + reflectedLight.indirectSpecular; #include vec3 outgoingLight = totalDiffuse + totalSpecular + totalEmissiveRadiance; #ifdef USE_SHEEN // Sheen energy compensation approximation calculation can be found at the end of // https://drive.google.com/file/d/1T0D1VSyR4AllqIJTQAraEIzjlb5h4FKH/view?usp=sharing float sheenEnergyComp = 1.0 - 0.157 * max3( material.sheenColor ); outgoingLight = outgoingLight * sheenEnergyComp + sheenSpecular; #endif #ifdef USE_CLEARCOAT float dotNVcc = saturate( dot( geometry.clearcoatNormal, geometry.viewDir ) ); vec3 Fcc = F_Schlick( material.clearcoatF0, material.clearcoatF90, dotNVcc ); outgoingLight = outgoingLight * ( 1.0 - material.clearcoat * Fcc ) + clearcoatSpecular * material.clearcoat; #endif #include #include #include #include #include #include }

Brushed Steel 1.0.9

Stats

Frequency of Values

Rolls Over Time

Daily Rolls