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Use unique_ptr and std::copy

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This commit is contained in:
Lars 2025-05-31 12:41:44 -07:00
parent 0da467c374
commit 23c985ee60
1 changed files with 5 additions and 5 deletions
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10
src/mapblock.cpp
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@ -4,6 +4,7 @@
#include "mapblock.h"
#include <memory>
#include <sstream>
#include "map.h"
#include "light.h"
@ -310,7 +311,7 @@ void MapBlock::expireIsAirCache()
// Renumbers the content IDs (starting at 0 and incrementing)
// Note that there's no technical reason why we *have to* renumber the IDs,
// but we do it anyway as it also helps compressability.
static void getBlockNodeIdMapping(NameIdMapping *nimap, MapNode *nodes,
static void getBlockNodeIdMapping(NameIdMapping *nimap, const std::unique_ptr<MapNode[]> &nodes,
const NodeDefManager *nodedef, u32 nodecount)
{
IdIdMapping &mapping = IdIdMapping::giveClearedThreadLocalInstance();
@ -430,13 +431,12 @@ void MapBlock::serialize(std::ostream &os_compressed, u8 version, bool disk, int
if(disk)
{
const size_t size = m_is_mono_block ? 1 : nodecount;
MapNode *tmp_nodes = new MapNode[size];
memcpy(tmp_nodes, data, size * sizeof(MapNode));
auto tmp_nodes = std::make_unique<MapNode[]>(size);
std::copy(data, data+size, tmp_nodes.get());
getBlockNodeIdMapping(&nimap, tmp_nodes, m_gamedef->ndef(), size);
buf = MapNode::serializeBulk(version, tmp_nodes, nodecount,
buf = MapNode::serializeBulk(version, tmp_nodes.get(), nodecount,
content_width, params_width, m_is_mono_block);
delete[] tmp_nodes;
// write timestamp and node/id mapping first
if (version >= 29) {