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Do not serialize empty NodeMetadata

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This commit fixes #4516, though note that this will gradually fix MapBlocks
as they are used/modified and thus re-serialized.
This commit is contained in:
sfan5 2016-09-19 20:06:39 +02:00
parent 5091cb5ecd
commit 3a57e52500
2 changed files with 23 additions and 3 deletions
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3
src/nodemetadata.h
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@ -47,6 +47,7 @@ public:
void deSerialize(std::istream &is);
void clear();
bool empty() const;
// Generic key/value store
std::string getString(const std::string &name, unsigned short recursion = 0) const;
@ -94,6 +95,8 @@ public:
void clear();
private:
int countNonEmpty() const;
std::map<v3s16, NodeMetadata *> m_data;
};