Adapter 1.4 digital human shader

packages/custom-material/src/advanced-shader/eye/EyeForwardPass.glsl

@@ -84,11 +84,11 @@ void PBRFragment(Varyings varyings) {
   surfaceData.normal =calculateEyeNormal(varyings.uv, tbn, gl_FrontFacing);
   surfaceData.f0 = 0.04; 
 
-
   // Can modify surfaceData here
   initBRDFData(surfaceData, brdfData);
 
-  vec4 color = vec4(0, 0, 0, surfaceData.opacity);
+  vec3 totalDiffuseColor = vec3(0, 0, 0);
+  vec3 totalSpecularColor = vec3(0, 0, 0);
 
   // Get shadow attenuation
   float shadowAttenuation = 1.0;
@@ -102,10 +102,13 @@ void PBRFragment(Varyings varyings) {
   #endif
 
   // Evaluate direct lighting
-  evaluateDirectRadiance(varyings, surfaceData, brdfData, shadowAttenuation, color.rgb);
+  evaluateDirectRadiance(varyings, surfaceData, brdfData, shadowAttenuation, totalDiffuseColor, totalSpecularColor);
 
   // IBL
-  evaluateIBL(varyings, surfaceData, brdfData, color.rgb);
+  evaluateIBL(varyings, surfaceData, brdfData, totalDiffuseColor, totalSpecularColor);
+
+  // Final color
+  vec4 color = vec4(totalDiffuseColor + totalSpecularColor, surfaceData.opacity);
 
   // Emissive
   color.rgb += surfaceData.emissiveColor;

packages/custom-material/src/advanced-shader/hair/HairForwardPass.glsl

@@ -72,7 +72,9 @@ void PBRFragment(Varyings varyings) {
   // Can modify surfaceData here
   initBRDFData(surfaceData, brdfData);
 
-  vec4 color = vec4(0, 0, 0, surfaceData.opacity);
+
+  vec3 totalDiffuseColor = vec3(0, 0, 0);
+  vec3 totalSpecularColor = vec3(0, 0, 0);
 
   // Get shadow attenuation
   float shadowAttenuation = 1.0;
@@ -86,10 +88,13 @@ void PBRFragment(Varyings varyings) {
   #endif
 
   // Evaluate direct lighting
-  evaluateDirectRadiance(varyings, surfaceData, brdfData, shadowAttenuation, color.rgb);
+  evaluateDirectRadiance(varyings, surfaceData, brdfData, shadowAttenuation, totalDiffuseColor, totalSpecularColor);
 
   // IBL
-  evaluateIBL(varyings, surfaceData, brdfData, color.rgb);
+  evaluateIBL(varyings, surfaceData, brdfData, totalDiffuseColor, totalSpecularColor);
+
+  // Final color
+  vec4 color = vec4(totalDiffuseColor + totalSpecularColor, surfaceData.opacity);
 
   // Emissive
   color.rgb += surfaceData.emissiveColor;

packages/custom-material/src/advanced-shader/sss/SSSForwardPass.glsl

@@ -72,8 +72,8 @@ void PBRFragment(Varyings varyings) {
   // Can modify surfaceData here
   initBRDFData(surfaceData, brdfData);
 
-  vec4 color = vec4(0, 0, 0, surfaceData.opacity);
-
+  vec3 totalDiffuseColor = vec3(0, 0, 0);
+  vec3 totalSpecularColor = vec3(0, 0, 0);
   // Get shadow attenuation
   float shadowAttenuation = 1.0;
   #if defined(SCENE_DIRECT_LIGHT_COUNT) && defined(NEED_CALCULATE_SHADOWS)
@@ -86,10 +86,13 @@ void PBRFragment(Varyings varyings) {
   #endif
 
   // Evaluate direct lighting
-  evaluateDirectRadiance(varyings, surfaceData, brdfData, shadowAttenuation, color.rgb);
+  evaluateDirectRadiance(varyings, surfaceData, brdfData, shadowAttenuation, totalDiffuseColor, totalSpecularColor);
 
   // IBL
-  evaluateIBL(varyings, surfaceData, brdfData, color.rgb);
+  evaluateIBL(varyings, surfaceData, brdfData, totalDiffuseColor, totalSpecularColor);
+
+  // Final color
+  vec4 color = vec4(totalDiffuseColor + totalSpecularColor, surfaceData.opacity);
 
   // Emissive
   color.rgb += surfaceData.emissiveColor;

packages/custom-material/src/advanced-shader/sss/SSSLightDirect.glsl

@@ -4,7 +4,7 @@
 #include "ReflectionLobe.glsl"
 #include "./SSSFunction.glsl"
 
-void surfaceShadingSSS(Varyings varyings, SurfaceData surfaceData, BRDFData brdfData, vec3 incidentDirection, vec3 lightColor, inout vec3 color) {
+void surfaceShadingSSS(Varyings varyings, SurfaceData surfaceData, BRDFData brdfData, vec3 incidentDirection, vec3 lightColor, inout vec3 totalDiffuseColor, inout vec3 totalSpecularColor) {
 
     vec3 diffuseColor = vec3(0);
     vec3 specularColor = vec3(0);
@@ -31,7 +31,9 @@ void surfaceShadingSSS(Varyings varyings, SurfaceData surfaceData, BRDFData brdf
     if(surfaceData.dotNV > EPSILON){
         specularLobe(varyings, surfaceData, brdfData, incidentDirection, attenuationIrradiance, specularColor);
     }
-    color += diffuseColor + specularColor;
+
+    totalDiffuseColor += diffuseColor;
+    totalSpecularColor += specularColor;
 }
 
 #include "LightDirectPBR.glsl"