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ZoneLoading: When using the temp block multiple times after another when for example loading nested assets, remember the last position of the temp block and return to there when popping it

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This commit is contained in:
Jan 2019-12-23 17:55:42 +01:00
parent 0d801948bc
commit 21f395ab7d
2 changed files with 29 additions and 28 deletions
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23
src/ZoneLoading/Zone/Stream/Impl/XBlockInputStream.cpp
View File

@ -6,13 +6,13 @@
#include <cassert> #include <cassert>
#include "Loading/Exception/OutOfBlockBoundsException.h" #include "Loading/Exception/OutOfBlockBoundsException.h"
XBlockInputStream::XBlockInputStream(std::vector<XBlock*>& blocks, ILoadingStream* stream, const int blockBitCount, const block_t insertBlock) : m_blocks(blocks) XBlockInputStream::XBlockInputStream(std::vector<XBlock*>& blocks, ILoadingStream* stream, const int blockBitCount,
const block_t insertBlock) : m_blocks(blocks)
{ {
m_stream = stream; m_stream = stream;
const unsigned int blockCount = blocks.size(); const unsigned int blockCount = blocks.size();
m_block_offsets = new size_t[blockCount]{0}; m_block_offsets = new size_t[blockCount]{0};
m_block_in_stack = new unsigned int[blockCount]{0};
m_block_bit_count = blockBitCount; m_block_bit_count = blockBitCount;
@ -25,9 +25,6 @@ XBlockInputStream::~XBlockInputStream()
delete[] m_block_offsets; delete[] m_block_offsets;
m_block_offsets = nullptr; m_block_offsets = nullptr;
delete[] m_block_in_stack;
m_block_in_stack = nullptr;
assert(m_block_stack.empty()); assert(m_block_stack.empty());
} }
@ -51,7 +48,11 @@ void XBlockInputStream::PushBlock(const block_t block)
assert(newBlock->m_index == block); assert(newBlock->m_index == block);
m_block_stack.push(newBlock); m_block_stack.push(newBlock);
m_block_in_stack[newBlock->m_index]++;
if(newBlock->m_type == XBlock::Type::BLOCK_TYPE_TEMP)
{
m_temp_offsets.push(m_block_offsets[newBlock->m_index]);
}
} }
block_t XBlockInputStream::PopBlock() block_t XBlockInputStream::PopBlock()
@ -64,12 +65,12 @@ block_t XBlockInputStream::PopBlock()
const XBlock* poppedBlock = m_block_stack.top(); const XBlock* poppedBlock = m_block_stack.top();
m_block_stack.pop(); m_block_stack.pop();
m_block_in_stack[poppedBlock->m_index]--;
// If the temp block is not used anymore right now, reset it to the buffer start since as the name suggests, the data inside is temporary. // If the temp block is not used anymore right now, reset it to the buffer start since as the name suggests, the data inside is temporary.
if(poppedBlock->m_type == XBlock::Type::BLOCK_TYPE_TEMP && m_block_in_stack[poppedBlock->m_index] == 0) if (poppedBlock->m_type == XBlock::Type::BLOCK_TYPE_TEMP)
{ {
m_block_offsets[poppedBlock->m_index] = 0; m_block_offsets[poppedBlock->m_index] = m_temp_offsets.top();
m_temp_offsets.pop();
} }
return poppedBlock->m_index; return poppedBlock->m_index;
@ -165,8 +166,8 @@ void XBlockInputStream::LoadNullTerminated(void* dst)
m_stream->Load(&byte, 1); m_stream->Load(&byte, 1);
block->m_buffer[offset++] = byte; block->m_buffer[offset++] = byte;
}
} while(byte != 0); while (byte != 0);
m_block_offsets[block->m_index] = offset; m_block_offsets[block->m_index] = offset;
} }

2
src/ZoneLoading/Zone/Stream/Impl/XBlockInputStream.h
View File

@ -11,9 +11,9 @@ class XBlockInputStream final : public IZoneInputStream
{ {
std::vector<XBlock*>& m_blocks; std::vector<XBlock*>& m_blocks;
size_t* m_block_offsets; size_t* m_block_offsets;
unsigned int* m_block_in_stack;
std::stack<XBlock*> m_block_stack; std::stack<XBlock*> m_block_stack;
std::stack<size_t> m_temp_offsets;
ILoadingStream* m_stream; ILoadingStream* m_stream;
int m_block_bit_count; int m_block_bit_count;