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public/dmxloader/dmxloader.h

@@ -0,0 +1,72 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================
+
+#ifndef DMXLOADER_H
+#define DMXLOADER_H
+
+#ifdef _WIN32
+#pragma once
+#endif
+
+//-----------------------------------------------------------------------------
+// Forward declarations
+//-----------------------------------------------------------------------------
+class CUtlBuffer;
+class CDmxElement;
+
+
+//-----------------------------------------------------------------------------
+// Serialization/Unserialization
+//-----------------------------------------------------------------------------
+bool SerializeDMX( CUtlBuffer &buf, CDmxElement *pRoot, const char *pFileName = NULL );
+bool SerializeDMX( const char *pFileName, const char *pPathID, bool bTextMode, CDmxElement *pRoot );
+
+bool UnserializeDMX( CUtlBuffer &buf, CDmxElement **ppRoot, const char *pFileName = NULL );
+bool UnserializeDMX( const char *pFileName, const char *pPathID,  bool bTextMode, CDmxElement **ppRoot );
+
+//-----------------------------------------------------------------------------
+// DMX elements/attributes can only be accessed inside a dmx context
+//-----------------------------------------------------------------------------
+void BeginDMXContext( );
+void EndDMXContext( bool bDecommitMemory );
+void DecommitDMXMemory();
+
+
+//-----------------------------------------------------------------------------
+// Helper macro
+//-----------------------------------------------------------------------------
+class CDMXContextHelper
+{
+public:
+	CDMXContextHelper( bool bDecommitMemory ) { m_bDecommitMemory = bDecommitMemory; BeginDMXContext(); }
+	~CDMXContextHelper() { EndDMXContext( m_bDecommitMemory ); }
+
+private:
+	bool m_bDecommitMemory;
+};
+
+#define DECLARE_DMX_CONTEXT( )	CDMXContextHelper __dmxContextHelper( true );
+#define DECLARE_DMX_CONTEXT_NODECOMMIT( )	CDMXContextHelper __dmxContextHelper( false );
+#define DECLARE_DMX_CONTEXT_DECOMMIT( _decommit )	CDMXContextHelper __dmxContextHelper( _decommit );
+
+
+//-----------------------------------------------------------------------------
+// Used for allocation. All will be freed when we leave the DMX context
+//-----------------------------------------------------------------------------
+void* DMXAlloc( size_t size );
+
+
+//-----------------------------------------------------------------------------
+// Helper macro
+//-----------------------------------------------------------------------------
+#define DECLARE_DMX_ALLOCATOR( )												\
+	public:																		\
+		inline void* operator new( size_t size ) { MEM_ALLOC_CREDIT_( "DMXAlloc" ); return DMXAlloc(size); }   \
+		inline void* operator new( size_t size, int nBlockUse, const char *pFileName, int nLine ) { MEM_ALLOC_CREDIT_( "DMXAlloc" ); return DMXAlloc(size); }   \
+		inline void  operator delete( void* p ) { }		\
+		inline void  operator delete( void* p, int nBlockUse, const char *pFileName, int nLine ) { }   \
+
+#endif // DMXLOADER_H