port from perforce

aiwaz/Aiwaz/Interfaces/IRenderCommandNode.h

@@ -0,0 +1,53 @@
+#pragma once
+
+#include "ICommandUser.h"
+
+struct __declspec(novtable) IRenderCommandNode
+{
+	virtual ~IRenderCommandNode() {}
+
+	virtual const std::vector<ICommandUser*> get_CommandUsers() const = 0;
+
+	virtual void set_Parent(IRenderCommandNode* ar_Node_) = 0;
+	virtual IRenderCommandNode* get_Parent() const = 0;
+
+	virtual bool IsDirty() const = 0;
+	virtual void MarkDirty() = 0;
+
+	virtual void AddCommandUser(ICommandUser& argCommandUser) = 0;
+	virtual void RemoveCommandUser(ICommandUser& argCommandUser) = 0;
+	virtual void ReplaceCommandUser(ICommandUser& argWhatCommandUser, ICommandUser& argWhithCommandUser) = 0;
+	
+	virtual void ProcessCommands() = 0;
+};
+
+struct ICommandBuffer;
+struct __declspec(novtable) IRenderCommandNodeInternal
+{
+	virtual ~IRenderCommandNodeInternal() {}
+
+	virtual void GenerateDeviceCommands() = 0;
+	virtual ICommandBuffer* get_CommandBuffer() const = 0;
+};
+
+
+// Helper functions
+template<typename T> void AddToNode(IRenderCommandNode& commandNode, T& commandUser)
+{
+	commandNode.AddCommandUser(dynamic_cast<ICommandUser&>(commandUser));
+}
+
+template<typename T> void AddToNode(IRenderCommandNode& commandNode, T* commandUser)
+{
+	commandNode.AddCommandUser(dynamic_cast<ICommandUser&>(*commandUser));
+}
+
+template<typename T> void RemoveFromNode(IRenderCommandNode& commandNode, T& commandUser)
+{
+	commandNode.RemoveCommandUser(dynamic_cast<ICommandUser&>(commandUser));
+}
+
+template<typename T> void RemoveFromNode(IRenderCommandNode& commandNode, T* commandUser)
+{
+	commandNode.RemoveCommandUser(dynamic_cast<ICommandUser&>(*commandUser));
+}