Complete the 20 blending nodes.

Remove restriction of vector3.

MaterialGraphProject/Assets/Rinaldo/BlendModeNode.cs

                     outputString.Deindent();
                     outputString.AddShaderChunk("}", false);
                     break;
+                case BlendModesEnum.PinLight:
+                    outputString.AddShaderChunk(GetFunctionPrototype("arg1", "arg2"), false);
+                    outputString.AddShaderChunk("{", false);
+                    outputString.Indent();
+                    outputString.AddShaderChunk(precision + outputDimension + " check = step (0.5, arg1);", false);
+                    outputString.AddShaderChunk(precision + outputDimension + " result = check * max(2.0*(arg1 - 0.5), arg2);", false);
+                    outputString.AddShaderChunk("return result += (1.0 - check) * min(2.0 * arg1,arg2);", false);
+                    outputString.Deindent();
+                    outputString.AddShaderChunk("}", false);
+                    break;
                 case BlendModesEnum.Screen:
                     outputString.AddShaderChunk(GetFunctionPrototype("arg1", "arg2"), false);
                     outputString.AddShaderChunk("{", false);

MaterialGraphProject/Assets/Rinaldo/BlendModesEnum.cs

         Multiply,
         Negation,
         Overlay,
-//        PinLight,
+        PinLight,
         Screen,
         SoftLight,
         Substract,

MaterialGraphProject/Assets/Rinaldo/Editor/BlendModeNodePresenter.cs

             if (cNode == null)
                 return;
 
-            cNode.blendMode = (BlendModesEnum)EditorGUILayout.EnumPopup("Mode", cNode.blendMode);
+            cNode.blendMode = (BlendModesEnum)EditorGUILayout.EnumPopup("", cNode.blendMode);
         }
 
  /*       public override float GetHeight()