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Add an alternate allocator for DecalManager; Also fix SFX weirdness.

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This commit is contained in:
James Urquhart 2023-12-10 11:57:08 +00:00
parent 915fac31b3
commit 3781c7fae5
12 changed files with 146 additions and 185 deletions
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82
Engine/source/core/dataChunker.cpp
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@ -22,85 +22,3 @@
#include "platform/platform.h"
#include "core/dataChunker.h"
//----------------------------------------------------------------------------
DataChunker::DataChunker(S32 size)
{
mChunkSize = size;
mCurBlock = NULL;
}
DataChunker::~DataChunker()
{
freeBlocks();
}
void *DataChunker::alloc(S32 size)
{
if (size > mChunkSize)
{
DataBlock * temp = (DataBlock*)dMalloc(DataChunker::PaddDBSize + size);
AssertFatal(temp, "Malloc failed");
constructInPlace(temp);
if (mCurBlock)
{
temp->next = mCurBlock->next;
mCurBlock->next = temp;
}
else
{
mCurBlock = temp;
temp->curIndex = mChunkSize;
}
return temp->getData();
}
if(!mCurBlock || size + mCurBlock->curIndex > mChunkSize)
{
const U32 paddDBSize = (sizeof(DataBlock) + 3) & ~3;
DataBlock *temp = (DataBlock*)dMalloc(paddDBSize+ mChunkSize);
AssertFatal(temp, "Malloc failed");
constructInPlace(temp);
temp->next = mCurBlock;
mCurBlock = temp;
}
void *ret = mCurBlock->getData() + mCurBlock->curIndex;
mCurBlock->curIndex += (size + 3) & ~3; // dword align
return ret;
}
DataChunker::DataBlock::DataBlock()
{
curIndex = 0;
next = NULL;
}
DataChunker::DataBlock::~DataBlock()
{
}
void DataChunker::freeBlocks(bool keepOne)
{
while (mCurBlock && mCurBlock->next)
{
DataBlock* temp = mCurBlock->next;
dFree(mCurBlock);
mCurBlock = temp;
}
if (!keepOne)
{
if (mCurBlock)
dFree(mCurBlock);
mCurBlock = NULL;
}
else if (mCurBlock)
{
mCurBlock->curIndex = 0;
mCurBlock->next = NULL;
}
}