+ /**
+ * Query whether current blend equation is advanced option.
+ * @return True if current blend equation is advanced.
+ */
+ bool IsAdvancedBlendEquationApplied();
+
+ /**
+ * Query whether input blend equation is advanced option.
+ * @return True if input blend equation is advanced.
+ */
+ static bool IsAdvancedBlendEquation( DevelBlendEquation::Type equation );
+