85 lines
2.1 KiB
C++
85 lines
2.1 KiB
C++
// Filename: memoryInfo.h
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// Created by: drose (04Jun01)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) Carnegie Mellon University. All rights reserved.
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//
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// All use of this software is subject to the terms of the revised BSD
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// license. You should have received a copy of this license along
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// with this source code in a file named "LICENSE."
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//
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////////////////////////////////////////////////////////////////////
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#ifndef MEMORYINFO_H
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#define MEMORYINFO_H
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#include "pandabase.h"
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#ifdef DO_MEMORY_USAGE
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#include "typeHandle.h"
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class ReferenceCount;
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class TypedObject;
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////////////////////////////////////////////////////////////////////
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// Class : MemoryInfo
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// Description : This is a supporting class for MemoryUsage. It
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// records the detailed information for a particular
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// pointer allocated by Panda code. This record is only
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// kept if track-mem-usage is configured #t.
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//
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// It's not exported from the DLL, and it doesn't even
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// exist if we're compiling NDEBUG.
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////////////////////////////////////////////////////////////////////
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class MemoryInfo {
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public:
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MemoryInfo();
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public:
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// Members to view the MemoryInfo structure.
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TypeHandle get_type();
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INLINE void *get_void_ptr() const;
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INLINE ReferenceCount *get_ref_ptr() const;
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INLINE TypedObject *get_typed_ptr() const;
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INLINE bool is_size_known() const;
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INLINE size_t get_size() const;
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INLINE double get_time() const;
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private:
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// Members to set up the MemoryInfo structure.
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void determine_dynamic_type();
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bool update_type_handle(TypeHandle &destination, TypeHandle refined);
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private:
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enum Flags {
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F_size_known = 0x0001,
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F_reconsider_dynamic_type = 0x0002,
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};
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void *_void_ptr;
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ReferenceCount *_ref_ptr;
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TypedObject *_typed_ptr;
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size_t _size;
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TypeHandle _static_type;
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TypeHandle _dynamic_type;
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int _flags;
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double _time;
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int _freeze_index;
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friend class MemoryUsage;
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};
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#include "memoryInfo.I"
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#endif // DO_MEMORY_USAGE
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#endif
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