[BREAKING] Remove energy conservation flag in standard material

examples/assets/models/playbot/26020273/Playbot_head.json

@@ -1 +1 @@
-{"shader":"blinn","ambient":[0.588,0.588,0.588],"diffuse":[0.588,0.588,0.588],"diffuseMap":"../26020286/head_clean.png","diffuseMapOffset":[0,0],"diffuseMapTiling":[1,1],"specular":[0.9,0.9,0.9],"shininess":90.9091,"emissive":[0,0,0],"emissiveMap":"../26020277/head_E.png","emissiveMapOffset":[0,0],"emissiveMapTiling":[1,1],"normalMap":"../26020276/head_N_clean.png","normalMapOffset":[0,0],"normalMapTiling":[1,1],"bumpMapFactor":0.3,"opacity":1,"sphereMap":"../26020278/env_01.png","reflectivity":0.2,"aoMapChannel":"r","aoMapTiling":[1,1],"aoMapOffset":[0,0],"occludeSpecular":1,"diffuseMapChannel":"rgb","specularMapChannel":"rgb","specularMapTiling":[1,1],"specularMapOffset":[0,0],"specularAntialias":true,"metalnessMapChannel":"r","metalnessMapTiling":[1,1],"metalnessMapOffset":[0,0],"metalness":1,"conserveEnergy":true,"glossMapChannel":"r","glossMapTiling":[1,1],"glossMapOffset":[0,0],"emissiveMapChannel":"rgb","emissiveIntensity":1,"heightMapChannel":"r","heightMapTiling":[1,1],"heightMapOffset":[0,0],"heightMapFactor":1,"opacityMapChannel":"r","opacityMapTiling":[1,1],"opacityMapOffset":[0,0],"refractionIndex":0.6666666666666666,"cubeMapProjectionBox":{"center":[0,0,0],"halfExtents":[0.5,0.5,0.5]},"lightMapChannel":"rgb","lightMapUv":1,"lightMapTiling":[1,1],"lightMapOffset":[0,0],"depthTest":true,"depthWrite":true,"cull":1,"blendType":3,"shadowSampleType":1,"useFog":true,"useLighting":true,"useSkybox":true,"mapping_format":"path"}
+{"shader":"blinn","ambient":[0.588,0.588,0.588],"diffuse":[0.588,0.588,0.588],"diffuseMap":"../26020286/head_clean.png","diffuseMapOffset":[0,0],"diffuseMapTiling":[1,1],"specular":[0.9,0.9,0.9],"shininess":90.9091,"emissive":[0,0,0],"emissiveMap":"../26020277/head_E.png","emissiveMapOffset":[0,0],"emissiveMapTiling":[1,1],"normalMap":"../26020276/head_N_clean.png","normalMapOffset":[0,0],"normalMapTiling":[1,1],"bumpMapFactor":0.3,"opacity":1,"sphereMap":"../26020278/env_01.png","reflectivity":0.2,"aoMapChannel":"r","aoMapTiling":[1,1],"aoMapOffset":[0,0],"occludeSpecular":1,"diffuseMapChannel":"rgb","specularMapChannel":"rgb","specularMapTiling":[1,1],"specularMapOffset":[0,0],"specularAntialias":true,"metalnessMapChannel":"r","metalnessMapTiling":[1,1],"metalnessMapOffset":[0,0],"metalness":1,"glossMapChannel":"r","glossMapTiling":[1,1],"glossMapOffset":[0,0],"emissiveMapChannel":"rgb","emissiveIntensity":1,"heightMapChannel":"r","heightMapTiling":[1,1],"heightMapOffset":[0,0],"heightMapFactor":1,"opacityMapChannel":"r","opacityMapTiling":[1,1],"opacityMapOffset":[0,0],"refractionIndex":0.6666666666666666,"cubeMapProjectionBox":{"center":[0,0,0],"halfExtents":[0.5,0.5,0.5]},"lightMapChannel":"rgb","lightMapUv":1,"lightMapTiling":[1,1],"lightMapOffset":[0,0],"depthTest":true,"depthWrite":true,"cull":1,"blendType":3,"shadowSampleType":1,"useFog":true,"useLighting":true,"useSkybox":true,"mapping_format":"path"}

examples/assets/models/playbot/26020274/Playbot_body.json

@@ -1 +1 @@
-{"shader":"blinn","ambient":[0.588,0.588,0.588],"diffuse":[0.588,0.588,0.588],"diffuseMap":"../26020287/body_clean.png","diffuseMapOffset":[0,0],"diffuseMapTiling":[1,1],"specular":[0.9,0.9,0.9],"shininess":90.9091,"emissive":[0,0,0],"emissiveMap":"../26020288/body_E.png","emissiveMapOffset":[0,0],"emissiveMapTiling":[1,1],"normalMap":"../26020280/body_N_clean.png","normalMapOffset":[0,0],"normalMapTiling":[1,1],"bumpMapFactor":0.3,"opacity":1,"sphereMap":"../26020278/env_01.png","reflectivity":0.2,"aoMapChannel":"r","aoMapTiling":[1,1],"aoMapOffset":[0,0],"occludeSpecular":1,"diffuseMapChannel":"rgb","specularMapChannel":"rgb","specularMapTiling":[1,1],"specularMapOffset":[0,0],"specularAntialias":true,"metalnessMapChannel":"r","metalnessMapTiling":[1,1],"metalnessMapOffset":[0,0],"metalness":1,"conserveEnergy":true,"glossMapChannel":"r","glossMapTiling":[1,1],"glossMapOffset":[0,0],"emissiveMapChannel":"rgb","emissiveIntensity":1,"heightMapChannel":"r","heightMapTiling":[1,1],"heightMapOffset":[0,0],"heightMapFactor":1,"opacityMapChannel":"r","opacityMapTiling":[1,1],"opacityMapOffset":[0,0],"refractionIndex":0.6666666666666666,"cubeMapProjectionBox":{"center":[0,0,0],"halfExtents":[0.5,0.5,0.5]},"lightMapChannel":"rgb","lightMapUv":1,"lightMapTiling":[1,1],"lightMapOffset":[0,0],"depthTest":true,"depthWrite":true,"cull":1,"blendType":3,"shadowSampleType":1,"useFog":true,"useLighting":true,"useSkybox":true,"mapping_format":"path"}
+{"shader":"blinn","ambient":[0.588,0.588,0.588],"diffuse":[0.588,0.588,0.588],"diffuseMap":"../26020287/body_clean.png","diffuseMapOffset":[0,0],"diffuseMapTiling":[1,1],"specular":[0.9,0.9,0.9],"shininess":90.9091,"emissive":[0,0,0],"emissiveMap":"../26020288/body_E.png","emissiveMapOffset":[0,0],"emissiveMapTiling":[1,1],"normalMap":"../26020280/body_N_clean.png","normalMapOffset":[0,0],"normalMapTiling":[1,1],"bumpMapFactor":0.3,"opacity":1,"sphereMap":"../26020278/env_01.png","reflectivity":0.2,"aoMapChannel":"r","aoMapTiling":[1,1],"aoMapOffset":[0,0],"occludeSpecular":1,"diffuseMapChannel":"rgb","specularMapChannel":"rgb","specularMapTiling":[1,1],"specularMapOffset":[0,0],"specularAntialias":true,"metalnessMapChannel":"r","metalnessMapTiling":[1,1],"metalnessMapOffset":[0,0],"metalness":1,"glossMapChannel":"r","glossMapTiling":[1,1],"glossMapOffset":[0,0],"emissiveMapChannel":"rgb","emissiveIntensity":1,"heightMapChannel":"r","heightMapTiling":[1,1],"heightMapOffset":[0,0],"heightMapFactor":1,"opacityMapChannel":"r","opacityMapTiling":[1,1],"opacityMapOffset":[0,0],"refractionIndex":0.6666666666666666,"cubeMapProjectionBox":{"center":[0,0,0],"halfExtents":[0.5,0.5,0.5]},"lightMapChannel":"rgb","lightMapUv":1,"lightMapTiling":[1,1],"lightMapOffset":[0,0],"depthTest":true,"depthWrite":true,"cull":1,"blendType":3,"shadowSampleType":1,"useFog":true,"useLighting":true,"useSkybox":true,"mapping_format":"path"}

examples/assets/models/playbot/26020283/Playbot_arm.json

@@ -1 +1 @@
-{"shader":"blinn","ambient":[0.588,0.588,0.588],"diffuse":[0.588,0.588,0.588],"diffuseMap":"../26020279/arm_clean.png","diffuseMapOffset":[0,0],"diffuseMapTiling":[1,1],"specular":[0.9,0.9,0.9],"shininess":90.9091,"emissive":[0,0,0],"emissiveMap":"../26020281/arm_E.png","emissiveMapOffset":[0,0],"emissiveMapTiling":[1,1],"normalMap":"../26020289/arm_N_clean.png","normalMapOffset":[0,0],"normalMapTiling":[1,1],"bumpMapFactor":0.3,"opacity":1,"sphereMap":"../26020278/env_01.png","reflectivity":0.2,"aoMapChannel":"r","aoMapTiling":[1,1],"aoMapOffset":[0,0],"occludeSpecular":1,"diffuseMapChannel":"rgb","specularMapChannel":"rgb","specularMapTiling":[1,1],"specularMapOffset":[0,0],"specularAntialias":true,"metalnessMapChannel":"r","metalnessMapTiling":[1,1],"metalnessMapOffset":[0,0],"metalness":1,"conserveEnergy":true,"glossMapChannel":"r","glossMapTiling":[1,1],"glossMapOffset":[0,0],"emissiveMapChannel":"rgb","emissiveIntensity":1,"heightMapChannel":"r","heightMapTiling":[1,1],"heightMapOffset":[0,0],"heightMapFactor":1,"opacityMapChannel":"r","opacityMapTiling":[1,1],"opacityMapOffset":[0,0],"refractionIndex":0.6666666666666666,"cubeMapProjectionBox":{"center":[0,0,0],"halfExtents":[0.5,0.5,0.5]},"lightMapChannel":"rgb","lightMapUv":1,"lightMapTiling":[1,1],"lightMapOffset":[0,0],"depthTest":true,"depthWrite":true,"cull":1,"blendType":3,"shadowSampleType":1,"useFog":true,"useLighting":true,"useSkybox":true,"mapping_format":"path"}
+{"shader":"blinn","ambient":[0.588,0.588,0.588],"diffuse":[0.588,0.588,0.588],"diffuseMap":"../26020279/arm_clean.png","diffuseMapOffset":[0,0],"diffuseMapTiling":[1,1],"specular":[0.9,0.9,0.9],"shininess":90.9091,"emissive":[0,0,0],"emissiveMap":"../26020281/arm_E.png","emissiveMapOffset":[0,0],"emissiveMapTiling":[1,1],"normalMap":"../26020289/arm_N_clean.png","normalMapOffset":[0,0],"normalMapTiling":[1,1],"bumpMapFactor":0.3,"opacity":1,"sphereMap":"../26020278/env_01.png","reflectivity":0.2,"aoMapChannel":"r","aoMapTiling":[1,1],"aoMapOffset":[0,0],"occludeSpecular":1,"diffuseMapChannel":"rgb","specularMapChannel":"rgb","specularMapTiling":[1,1],"specularMapOffset":[0,0],"specularAntialias":true,"metalnessMapChannel":"r","metalnessMapTiling":[1,1],"metalnessMapOffset":[0,0],"metalness":1,"glossMapChannel":"r","glossMapTiling":[1,1],"glossMapOffset":[0,0],"emissiveMapChannel":"rgb","emissiveIntensity":1,"heightMapChannel":"r","heightMapTiling":[1,1],"heightMapOffset":[0,0],"heightMapFactor":1,"opacityMapChannel":"r","opacityMapTiling":[1,1],"opacityMapOffset":[0,0],"refractionIndex":0.6666666666666666,"cubeMapProjectionBox":{"center":[0,0,0],"halfExtents":[0.5,0.5,0.5]},"lightMapChannel":"rgb","lightMapUv":1,"lightMapTiling":[1,1],"lightMapOffset":[0,0],"depthTest":true,"depthWrite":true,"cull":1,"blendType":3,"shadowSampleType":1,"useFog":true,"useLighting":true,"useSkybox":true,"mapping_format":"path"}

examples/assets/models/playbot/26020285/Playbot_leg.json

@@ -1 +1 @@
-{"shader":"blinn","ambient":[0.588,0.588,0.588],"diffuse":[0.588,0.588,0.588],"diffuseMap":"../26020290/leg_clean.png","diffuseMapOffset":[0,0],"diffuseMapTiling":[1,1],"specular":[0.9,0.9,0.9],"shininess":90.9091,"emissive":[0,0,0],"emissiveMap":"../26020284/leg_E.png","emissiveMapOffset":[0,0],"emissiveMapTiling":[1,1],"normalMap":"../26020282/leg_N_clean.png","normalMapOffset":[0,0],"normalMapTiling":[1,1],"bumpMapFactor":0.3,"opacity":1,"sphereMap":"../26020278/env_01.png","reflectivity":0.2,"aoMapChannel":"r","aoMapTiling":[1,1],"aoMapOffset":[0,0],"occludeSpecular":1,"diffuseMapChannel":"rgb","specularMapChannel":"rgb","specularMapTiling":[1,1],"specularMapOffset":[0,0],"specularAntialias":true,"metalnessMapChannel":"r","metalnessMapTiling":[1,1],"metalnessMapOffset":[0,0],"metalness":1,"conserveEnergy":true,"glossMapChannel":"r","glossMapTiling":[1,1],"glossMapOffset":[0,0],"emissiveMapChannel":"rgb","emissiveIntensity":1,"heightMapChannel":"r","heightMapTiling":[1,1],"heightMapOffset":[0,0],"heightMapFactor":1,"opacityMapChannel":"r","opacityMapTiling":[1,1],"opacityMapOffset":[0,0],"refractionIndex":0.6666666666666666,"cubeMapProjectionBox":{"center":[0,0,0],"halfExtents":[0.5,0.5,0.5]},"lightMapChannel":"rgb","lightMapUv":1,"lightMapTiling":[1,1],"lightMapOffset":[0,0],"depthTest":true,"depthWrite":true,"cull":1,"blendType":3,"shadowSampleType":1,"useFog":true,"useLighting":true,"useSkybox":true,"mapping_format":"path"}
+{"shader":"blinn","ambient":[0.588,0.588,0.588],"diffuse":[0.588,0.588,0.588],"diffuseMap":"../26020290/leg_clean.png","diffuseMapOffset":[0,0],"diffuseMapTiling":[1,1],"specular":[0.9,0.9,0.9],"shininess":90.9091,"emissive":[0,0,0],"emissiveMap":"../26020284/leg_E.png","emissiveMapOffset":[0,0],"emissiveMapTiling":[1,1],"normalMap":"../26020282/leg_N_clean.png","normalMapOffset":[0,0],"normalMapTiling":[1,1],"bumpMapFactor":0.3,"opacity":1,"sphereMap":"../26020278/env_01.png","reflectivity":0.2,"aoMapChannel":"r","aoMapTiling":[1,1],"aoMapOffset":[0,0],"occludeSpecular":1,"diffuseMapChannel":"rgb","specularMapChannel":"rgb","specularMapTiling":[1,1],"specularMapOffset":[0,0],"specularAntialias":true,"metalnessMapChannel":"r","metalnessMapTiling":[1,1],"metalnessMapOffset":[0,0],"metalness":1,"glossMapChannel":"r","glossMapTiling":[1,1],"glossMapOffset":[0,0],"emissiveMapChannel":"rgb","emissiveIntensity":1,"heightMapChannel":"r","heightMapTiling":[1,1],"heightMapOffset":[0,0],"heightMapFactor":1,"opacityMapChannel":"r","opacityMapTiling":[1,1],"opacityMapOffset":[0,0],"refractionIndex":0.6666666666666666,"cubeMapProjectionBox":{"center":[0,0,0],"halfExtents":[0.5,0.5,0.5]},"lightMapChannel":"rgb","lightMapUv":1,"lightMapTiling":[1,1],"lightMapOffset":[0,0],"depthTest":true,"depthWrite":true,"cull":1,"blendType":3,"shadowSampleType":1,"useFog":true,"useLighting":true,"useSkybox":true,"mapping_format":"path"}

src/scene/materials/lit-material-options-builder.js

@@ -2,7 +2,7 @@ import {
     CUBEPROJ_NONE, LIGHTTYPE_DIRECTIONAL, LIGHTTYPE_OMNI, LIGHTTYPE_SPOT,
     MASK_AFFECT_DYNAMIC, TONEMAP_NONE, SHADERDEF_INSTANCING, SHADERDEF_MORPH_NORMAL,
     SHADERDEF_MORPH_POSITION, SHADERDEF_MORPH_TEXTURE_BASED, SHADERDEF_SCREENSPACE, SHADERDEF_SKIN,
-    SHADERDEF_NOSHADOW, SHADERDEF_TANGENTS, SPECULAR_BLINN, SPRITE_RENDERMODE_SIMPLE
+    SHADERDEF_NOSHADOW, SHADERDEF_TANGENTS, SPRITE_RENDERMODE_SIMPLE
 } from "../constants.js";
 
 class LitMaterialOptionsBuilder {
@@ -67,7 +67,6 @@ class LitMaterialOptionsBuilder {
 
         litOptions.cubeMapProjection = CUBEPROJ_NONE;
 
-        litOptions.conserveEnergy = material.conserveEnergy && material.shadingModel === SPECULAR_BLINN;
         litOptions.useSpecular = material.hasSpecular;
         litOptions.useSpecularityFactor = material.hasSpecularityFactor;
         litOptions.enableGGXSpecular = material.ggxSpecular;

src/scene/materials/lit-material.js

@@ -57,8 +57,6 @@ class LitMaterial extends Material {
 
     opacityShadowDither = DITHER_NONE;
 
-    conserveEnergy = true;
-
     ggxSpecular = false;
 
     fresnelModel = FRESNEL_SCHLICK;

src/scene/materials/standard-material-options-builder.js

@@ -276,7 +276,6 @@ class StandardMaterialOptionsBuilder {
         options.litOptions.cubeMapProjection = stdMat.cubeMapProjection;
 
         options.litOptions.occludeDirect = stdMat.occludeDirect;
-        options.litOptions.conserveEnergy = stdMat.conserveEnergy;
         options.litOptions.useSpecular = useSpecular;
         options.litOptions.useSpecularityFactor = (specularityFactorTint || !!stdMat.specularityFactorMap) && stdMat.useMetalnessSpecularColor;
         options.litOptions.enableGGXSpecular = stdMat.enableGGXSpecular;

src/scene/materials/standard-material-parameters.js

@@ -50,7 +50,6 @@ const standardMaterialParameterTypes = {
     ..._textureParameter('metalness'),
     useMetalnessSpecularColor: 'boolean',
 
-    conserveEnergy: 'boolean',
     shininess: 'number',
     gloss: 'number',
     glossInvert: 'boolean',

src/scene/materials/standard-material.js

@@ -519,16 +519,12 @@ const _tempColor = new Color();
  * @property {number} occludeSpecularIntensity Controls visibility of specular occlusion.
  * @property {boolean} occludeDirect Tells if AO should darken directional lighting. Defaults to
  * false.
- * @property {boolean} conserveEnergy Defines how diffuse and specular components are combined when
- * Fresnel is on. It is recommended that you leave this option enabled, although you may want to
- * disable it in case when all reflection comes only from a few light sources, and you don't use an
- * environment map, therefore having mostly black reflection.
  * @property {number} shadingModel Defines the shading model.
  * - {@link SPECULAR_BLINN}: Energy-conserving Blinn-Phong.
  * @property {number} fresnelModel Defines the formula used for Fresnel effect.
  * As a side-effect, enabling any Fresnel model changes the way diffuse and reflection components
  * are combined. When Fresnel is off, legacy non energy-conserving combining is used. When it is
- * on, combining behavior is defined by conserveEnergy parameter.
+ * on, combining behavior is energy-conserving.
  *
  * - {@link FRESNEL_NONE}: No Fresnel.
  * - {@link FRESNEL_SCHLICK}: Schlick's approximation of Fresnel (recommended). Parameterized by
@@ -1219,7 +1215,6 @@ function _defineMaterialProps() {
     _defineFlag('enableGGXSpecular', false);
     _defineFlag('occludeDirect', false);
     _defineFlag('normalizeNormalMap', true);
-    _defineFlag('conserveEnergy', true);
     _defineFlag('opacityFadesSpecular', true);
     _defineFlag('occludeSpecular', SPECOCC_AO);
     _defineFlag('shadingModel', SPECULAR_BLINN);

src/scene/shader-lib/chunks/chunk-validation.js

@@ -99,7 +99,6 @@ const removedChunks = {
     combineDiffuseSpecularNoReflPS: CHUNKAPI_1_56,
     combineDiffuseSpecularNoReflSeparateAmbientPS: CHUNKAPI_1_56,
     combineDiffuseSpecularOldPS: CHUNKAPI_1_56,
-    combineDiffuseSpecularNoConservePS: CHUNKAPI_1_55,
     lightmapSingleVertPS: CHUNKAPI_1_55,
     normalMapFastPS: CHUNKAPI_1_55,
     specularAaNonePS: CHUNKAPI_1_55,

src/scene/shader-lib/chunks/lit/frag/clusteredLight.js

@@ -397,9 +397,7 @@ void evaluateLight(
                 vec3 areaDiffuse = (diffuseAttenuation * falloffAttenuation) * light.color * cookieAttenuation;
 
                 #if defined(LIT_SPECULAR)
-                    #if defined(LIT_CONSERVE_ENERGY)
-                        areaDiffuse = mix(areaDiffuse, vec3(0), dLTCSpecFres);
-                    #endif
+                    areaDiffuse = mix(areaDiffuse, vec3(0), dLTCSpecFres);
                 #endif
 
                 // area light diffuse - it does not mix diffuse lighting into specular attenuation
@@ -453,11 +451,9 @@ void evaluateLight(
 
                 #if defined(CLUSTER_AREALIGHTS)
                 #if defined(LIT_SPECULAR)
-                #if defined(LIT_CONSERVE_ENERGY)
                     punctualDiffuse = mix(punctualDiffuse, vec3(0), specularity);
                 #endif
                 #endif
-                #endif
 
                 dDiffuseLight += punctualDiffuse;
             }

src/scene/shader-lib/programs/lit-shader-options.js

@@ -193,13 +193,6 @@ class LitShaderOptions {
      */
     cubeMapProjection = 0;
 
-    /**
-     * The value of {@link StandardMaterial#conserveEnergy}.
-     *
-     * @type {boolean}
-     */
-    conserveEnergy = false;
-
     /**
      * If any specular or reflections are needed at all.
      *

src/scene/shader-lib/programs/lit-shader.js

@@ -593,11 +593,6 @@ class LitShader {
                 this.defines.push("LIT_SPECULAR_FRESNEL");
             }
 
-            // enable conserve energy path in clustered chunk
-            if (options.conserveEnergy) {
-                this.defines.push("LIT_CONSERVE_ENERGY");
-            }
-
             if (options.useSheen) {
                 this.defines.push("LIT_SHEEN");
             }
@@ -1019,7 +1014,7 @@ class LitShader {
 
         if (addAmbient) {
             backend.append("    addAmbient(litArgs_worldNormal);");
-            if (options.conserveEnergy && options.useSpecular) {
+            if (options.useSpecular) {
                 backend.append(`   dDiffuseLight = dDiffuseLight * (1.0 - litArgs_specularity);`);
             }
 
@@ -1306,15 +1301,15 @@ class LitShader {
                 if (lightShape !== LIGHTSHAPE_PUNCTUAL) {
 
                     // area light - they do not mix diffuse lighting into specular attenuation
-                    if (options.conserveEnergy && options.useSpecular) {
+                    if (options.useSpecular) {
                         backend.append("    dDiffuseLight += ((dAttenD * dAtten) * light" + i + "_color" + (usesCookieNow ? " * dAtten3" : "") + ") * (1.0 - dLTCSpecFres);");
                     } else {
                         backend.append("    dDiffuseLight += (dAttenD * dAtten) * light" + i + "_color" + (usesCookieNow ? " * dAtten3" : "") + ";");
                     }
                 } else {
 
                     // punctual light
-                    if (hasAreaLights && options.conserveEnergy && options.useSpecular) {
+                    if (hasAreaLights && options.useSpecular) {
                         backend.append("    dDiffuseLight += (dAtten * light" + i + "_color" + (usesCookieNow ? " * dAtten3" : "") + ") * (1.0 - litArgs_specularity);");
                     } else {
                         backend.append("    dDiffuseLight += dAtten * light" + i + "_color" + (usesCookieNow ? " * dAtten3" : "") + ";");

test/scene/materials/standard-material.test.mjs

@@ -83,8 +83,6 @@ describe('StandardMaterial', function () {
         expect(material.clearCoatVertexColor).to.equal(false);
         expect(material.clearCoatVertexColorChannel).to.equal('g');
 
-        expect(material.conserveEnergy).to.equal(true);
-
         expect(material.cubeMap).to.be.null;
         expect(material.cubeMapProjection).to.equal(CUBEPROJ_NONE);
         expect(material.cubeMapProjectionBox).to.be.null;

test/test-assets/box/1/Box Material.json

@@ -61,7 +61,6 @@
     0
   ],
   "metalness": 1,
-  "conserveEnergy": true,
   "glossMapChannel": "r",
   "glossMapTiling": [
     1,