Fix review finding.

code/AssetLib/3DS/3DSLoader.h

@@ -209,12 +209,12 @@ protected:
     void ReplaceDefaultMaterial();
 
     bool ContainsTextures(unsigned int i) const {
-        return mScene->mMaterials[i].sTexDiffuse.mMapName.length() != 0 ||
-               mScene->mMaterials[i].sTexBump.mMapName.length() != 0 ||
-               mScene->mMaterials[i].sTexOpacity.mMapName.length() != 0 ||
-               mScene->mMaterials[i].sTexEmissive.mMapName.length() != 0 ||
-               mScene->mMaterials[i].sTexSpecular.mMapName.length() != 0 ||
-               mScene->mMaterials[i].sTexShininess.mMapName.length() != 0;
+        return !mScene->mMaterials[i].sTexDiffuse.mMapName.empty() ||
+               !mScene->mMaterials[i].sTexBump.mMapName.empty() ||
+               !mScene->mMaterials[i].sTexOpacity.mMapName.empty() ||
+               !mScene->mMaterials[i].sTexEmissive.mMapName.empty() ||
+               !mScene->mMaterials[i].sTexSpecular.mMapName.empty() ||
+               !mScene->mMaterials[i].sTexShininess.mMapName.empty() ;
     }
 
     // -------------------------------------------------------------------