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App/v8world/EdgeBuffer.h

@@ -0,0 +1,46 @@
+/* Copyright 2003-2005 ROBLOX Corporation, All Rights Reserved */
+
+#pragma once
+
+#include "V8World/IWorldStage.h"
+#include "V8World/Assembly.h"
+#include "Util/BiMultiMap.h"
+
+namespace RBX {
+	class Assembly;
+
+	class EdgeBuffer : public IWorldStage {
+	private:
+		// DEBUG ONLY
+		typedef RBX::BiMultiMap<Assembly*, Edge*> AssemblyEdgeMap;	// find incomplete Joints by primitive
+		AssemblyEdgeMap assemblyEdges;
+
+		bool debugPushEdgeToDownstream(Edge* e);
+		bool debugRemoveEdgeFromDownstream(Edge* e);
+		bool debugAddAssembly(Assembly* a);
+		bool debugRemoveAssembly(Assembly* a);
+
+		bool assemblyIsHere(Assembly* a);
+
+		void assemblyPrimitiveAdded(Primitive* p);
+		void assemblyPrimitiveRemoved(Primitive* p);
+
+		void pushEdgeIfOk(Edge* e);
+		bool pushSpringOk(Edge* e);
+		bool pushKinematicOk(Edge* e);
+		void removeEdgeIfDownstream(Edge* e);
+
+	protected:
+		void afterAssemblyAdded(Assembly* a);
+		void beforeAssemblyRemoving(Assembly* a);
+
+		EdgeBuffer(IStage* upstream, IStage* downstream, World* world) 
+			: IWorldStage(upstream, downstream, world)
+		{}
+
+		virtual ~EdgeBuffer();
+
+		/*override*/ void onEdgeAdded(Edge* e);
+		/*override*/ void onEdgeRemoving(Edge* e);
+	};
+} // namespace