Changes on clear coat extension API.

src/SharpGLTF.Core/Schema2/gltf.MaterialsFactory.cs

@@ -17,32 +17,28 @@ namespace SharpGLTF.Schema2
         {
             if (this._pbrMetallicRoughness == null) this._pbrMetallicRoughness = new MaterialPBRMetallicRoughness();
 
-            this.RemoveExtensions<MaterialPBRSpecularGlossiness>();
             this.RemoveExtensions<MaterialUnlit>();
             this.RemoveExtensions<MaterialClearCoat>();
+            this.RemoveExtensions<MaterialPBRSpecularGlossiness>();
         }
 
         /// <summary>
-        /// Initializes this <see cref="Material"/> instance with PBR Specular Glossiness attributes.
+        /// Initializes this <see cref="Material"/> instance with PBR Metallic Roughness attributes and Clear Coat extension.
         /// </summary>
-        /// <param name="useFallback">true to add a PBRMetallicRoughness fallback material.</param>
-        public void InitializePBRSpecularGlossiness(bool useFallback = false)
+        public void InitializePBRMetallicRoughnessClearCoat()
         {
-            if (useFallback)
-            {
-                if (this._pbrMetallicRoughness == null) this._pbrMetallicRoughness = new MaterialPBRMetallicRoughness();
-            }
-            else
-            {
-                this._pbrMetallicRoughness = null;
-            }
+            if (this._pbrMetallicRoughness == null) this._pbrMetallicRoughness = new MaterialPBRMetallicRoughness();
 
             this.RemoveExtensions<MaterialUnlit>();
-            this.RemoveExtensions<MaterialClearCoat>();
-            this.SetExtension(new MaterialPBRSpecularGlossiness(this));
+            this.RemoveExtensions<MaterialPBRSpecularGlossiness>();
+            this.SetExtension(new MaterialClearCoat(this));
         }
 
-        public void InitializeClearCoat(bool useFallback = false)
+        /// <summary>
+        /// Initializes this <see cref="Material"/> instance with PBR Specular Glossiness attributes.
+        /// </summary>
+        /// <param name="useFallback">true to add a PBRMetallicRoughness fallback material.</param>
+        public void InitializePBRSpecularGlossiness(bool useFallback = false)
         {
             if (useFallback)
             {
@@ -54,8 +50,8 @@ namespace SharpGLTF.Schema2
             }
 
             this.RemoveExtensions<MaterialUnlit>();
-            this.RemoveExtensions<MaterialPBRSpecularGlossiness>();
-            this.SetExtension(new MaterialClearCoat(this));
+            this.RemoveExtensions<MaterialClearCoat>();
+            this.SetExtension(new MaterialPBRSpecularGlossiness(this));
         }
 
         /// <summary>