Move material multipliers to calling function.

PiperOrigin-RevId: 890457829
Change-Id: Icb4151a792321aadd3958d479ef02f29ae4a2afc

Author: haroonq

src/experimental/filament/filament/drawable.cc

@@ -546,6 +546,12 @@ void Drawable::UpdateMaterial(const mjvGeom& geom, bool use_segid_color,
       }
     }
   }
+
+  // Apply material multipliers from the model.
+  params.emissive *= object_mgr->GetEmissiveMultiplier();
+  params.specular *= object_mgr->GetSpecularMultiplier();
+  params.glossiness *= object_mgr->GetShininessMultiplier();
+
   material_.UpdateParams(params);
 }
 }  // namespace mujoco

src/experimental/filament/filament/material.cc

@@ -88,16 +88,13 @@ void Material::UpdateMaterialInstances() {
                            params_.color);
   }
   if (material->hasParameter("EmissiveFactor")) {
-    const float multiplier = object_mgr_->GetEmissiveMultiplier();
-    instance->setParameter("EmissiveFactor", params_.emissive * multiplier);
+    instance->setParameter("EmissiveFactor", params_.emissive);
   }
   if (material->hasParameter("SpecularFactor")) {
-    const float multiplier = object_mgr_->GetSpecularMultiplier();
-    instance->setParameter("SpecularFactor", params_.specular * multiplier);
+    instance->setParameter("SpecularFactor", params_.specular);
   }
   if (material->hasParameter("GlossinessFactor")) {
-    const float multiplier = object_mgr_->GetShininessMultiplier();
-    instance->setParameter("GlossinessFactor", params_.glossiness * multiplier);
+    instance->setParameter("GlossinessFactor", params_.glossiness);
   }
   if (material->hasParameter("MetallicFactor")) {
     instance->setParameter("MetallicFactor",