60 lines
1.3 KiB
C++
Executable File
60 lines
1.3 KiB
C++
Executable File
//-----------------------------------------------------------------------------
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// Torque Game Engine
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// Copyright (C) GarageGames.com, Inc.
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//-----------------------------------------------------------------------------
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#include "platform/platform.h"
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#include "core/dataChunker.h"
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//----------------------------------------------------------------------------
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DataChunker::DataChunker(S32 size)
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{
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chunkSize = size;
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curBlock = new DataBlock(size);
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curBlock->next = NULL;
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curBlock->curIndex = 0;
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}
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DataChunker::~DataChunker()
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{
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freeBlocks();
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}
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void *DataChunker::alloc(S32 size)
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{
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AssertFatal(size <= chunkSize, "Data chunk too large.");
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if(!curBlock || size + curBlock->curIndex > chunkSize)
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{
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DataBlock *temp = new DataBlock(chunkSize);
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temp->next = curBlock;
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temp->curIndex = 0;
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curBlock = temp;
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}
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void *ret = curBlock->data + curBlock->curIndex;
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curBlock->curIndex += (size + 3) & ~3; // dword align
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return ret;
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}
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DataChunker::DataBlock::DataBlock(S32 size)
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{
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data = new U8[size];
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}
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DataChunker::DataBlock::~DataBlock()
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{
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delete[] data;
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}
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void DataChunker::freeBlocks()
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{
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while(curBlock)
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{
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DataBlock *temp = curBlock->next;
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delete curBlock;
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curBlock = temp;
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}
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}
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