1 files changed, 29 insertions, 0 deletions
diff --git a/mp/src/public/vphysics/object_hash.h b/mp/src/public/vphysics/object_hash.h
new file mode 100644
index 00000000..a94c78c6
--- /dev/null
+++ b/mp/src/public/vphysics/object_hash.h
@@ -0,0 +1,29 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================//
+
+#ifndef OBJECT_HASH_H
+#define OBJECT_HASH_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+class IPhysicsObjectPairHash
+{
+public:
+	virtual ~IPhysicsObjectPairHash() {}
+	virtual void AddObjectPair( void *pObject0, void *pObject1 ) = 0;
+	virtual void RemoveObjectPair( void *pObject0, void *pObject1 ) = 0;
+	virtual bool IsObjectPairInHash( void *pObject0, void *pObject1 ) = 0;
+	virtual void RemoveAllPairsForObject( void *pObject0 ) = 0;
+	virtual bool IsObjectInHash( void *pObject0 ) = 0;
+
+	// Used to iterate over all pairs an object is part of
+	virtual int GetPairCountForObject( void *pObject0 ) = 0;
+	virtual int GetPairListForObject( void *pObject0, int nMaxCount, void **ppObjectList ) = 0;
+};
+
+
+#endif // OBJECT_HASH_H