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CryAnimation/IncContHeap.h

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+//////////////////////////////////////////////////////////////////////////
+// This file defines a few allocators that are optimized for constantly allocating
+// (small) pieces of memory that are only freed upon application exit
+// I.e. the free/delete requests do nothing, but the memory is only reclaimed upon
+// the character manager destruction. These allocators can be used only for
+// objects that are for sure persist during the whole session (e.g. skinners)
+//////////////////////////////////////////////////////////////////////////
+
+#ifndef _CRY_ANIMATION_INCREMENTAL_CONTINUOUS_HEAP_HDR_
+#define _CRY_ANIMATION_INCREMENTAL_CONTINUOUS_HEAP_HDR_
+
+#if defined(LINUX)
+# include "platform.h"
+#endif
+
+// base class for temporary array of bytes; can be used for any purpose, e.g. as a temporary
+// storage between frames
+class CTempStorageBase
+{
+public:
+	// the increment in bytes, in which the block size will rise
+	enum {g_nBlockIncrement = 0x1000};
+
+	// constructs the whole thing
+	void init()
+	{
+		m_pTemp = NULL;
+		m_nSize = 0;
+	}
+
+	void* data() {return m_pTemp;}
+	const void* data() const {return m_pTemp;}
+	unsigned size() const {return m_nSize;}
+
+protected:
+	LPVOID m_pTemp;
+	unsigned m_nSize;
+};
+
+// temporary array of bytes; can be used for any purpose, e.g. as a temporary
+// storage between frames. Uses Standard allocator
+class CTempStorage: public CTempStorageBase
+{
+public:
+	// frees the tempoorary storage
+	void done();
+
+	// reserves at least the given number of bytes
+	void reserve (unsigned sizeMin);
+protected:
+};
+
+extern CTempStorage g_Temp;
+
+#endif