mirror of
https://github.com/ptitSeb/Serious-Engine
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71 lines
2.1 KiB
C
71 lines
2.1 KiB
C
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/* Copyright (c) 2002-2012 Croteam Ltd. All rights reserved. */
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#ifndef SE_INCL_DYNAMICARRAY_H
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#define SE_INCL_DYNAMICARRAY_H
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#ifdef PRAGMA_ONCE
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#pragma once
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#endif
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#include <Engine/Base/Lists.h>
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/*
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* Template class for array with dynamic allocation of objects.
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*/
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template<class Type>
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class CDynamicArray {
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public:
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CListHead da_BlocksList; // list of allocated memory blocks
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Type **da_Pointers; // array of object pointers
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INDEX da_Count; // number of objects
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#if CHECKARRAYLOCKING
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INDEX da_LockCt; // lock counter for getting indices
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#endif
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/* Grow pointer array by a given number of indices. */
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void GrowPointers(INDEX iCount);
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/* Shrink pointer array by a given number of indices. */
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void ShrinkPointers(INDEX iCount);
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/* Allocate a new memory block. */
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Type *AllocBlock(INDEX iCount);
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/* Get index of an object from it's pointer without locking. */
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INDEX GetIndex(Type *ptMember);
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public:
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/* Default constructor. */
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CDynamicArray(void);
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/* Copy constructor. */
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CDynamicArray(CDynamicArray<Type> &daOriginal);
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/* Destructor -- frees all memory. */
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~CDynamicArray(void);
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/* Create a given number of new objects. */
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Type *New(INDEX iCount = 1);
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/* Destroy a given member. */
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void Delete(Type *ptObject);
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/* Destroy all objects, and reset the array to initial (empty) state. */
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void Clear(void);
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/* Get pointer to a object from it's index. */
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Type *Pointer(INDEX iObject);
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const Type *Pointer(INDEX iObject) const;
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/* Random access operator. */
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inline Type &operator[](INDEX iObject);
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inline const Type &operator[](INDEX iObject) const;
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/* Assignment operator. */
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CDynamicArray<Type> &operator=(CDynamicArray<Type> &arOriginal);
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/* Move all elements of another array into this one. */
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void MoveArray(CDynamicArray<Type> &arOther);
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/* Lock for getting indices. */
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void Lock(void);
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/* Unlock after getting indices. */
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void Unlock(void);
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/* Get index of a object from it's pointer. */
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INDEX Index(Type *ptObject);
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/* Get number of objects in array. */
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INDEX Count(void) const;
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};
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#endif /* include-once check. */
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