Michael Fabian Dirks
25 lines
632 B
C++
25 lines
632 B
C++
#pragma once
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#include <cstdlib>
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#include <list>
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#include "dllmain.h"
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// 67108864 = 2 ^ 32 / 64
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#define INDEXER_INDEXES 67108864
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/** Indexer structure helps with getting unique, unused Indexes (Ids).
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* Doing this natively would be too slow, so I'm using a DLL for this.
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*/
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struct Indexer {
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uint64_t indexes[67108864];
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uint32_t lastAssignedIndex;
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unsigned int GetFreeIndex();
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void MarkFreeIndex(int index);
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};
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extern "C" {
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DLL_EXPORT void* Indexer_Create();
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DLL_EXPORT int Indexer_GetFreeIndex(void* index);
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DLL_EXPORT void Indexer_MarkFreeIndex(void* index, int Index);
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DLL_EXPORT void Indexer_Destroy(void* index);
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} |