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version 2.3.0_beta

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optimize PIChunkStream::readAll()
optimize PIEvaluator
This commit is contained in:
Пелипенко Иван
2020-08-24 02:08:23 +03:00
parent 6b70045914
commit f033119a8b
4 changed files with 194 additions and 166 deletions
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13
libs/main/core/pichunkstream.h
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@@ -79,11 +79,11 @@ public:
//! Returns stream version
Version version() const {return (Version)version_;}
//! Read one chunk from stream and returns its ID
int read();
//! Read all chunks from stream
//! Read all chunks from stream. This function just index input data
void readAll();
//! Returns last readed chunk ID
@@ -100,7 +100,9 @@ public:
//! Place value of chunk with id \"id\" into \"v\". You should call \a readAll() before using this function!
template <typename T>
const PIChunkStream & get(int id, T & v) const {
PIByteArray ba = data_map.value(id);
PIPair<int, int> pos = data_map.value(id);
if (pos.first < 0 || pos.second == 0) return *this;
PIByteArray ba(data_->data(pos.first), pos.second);
if (!ba.isEmpty())
ba >> v;
return *this;
@@ -109,13 +111,14 @@ public:
private:
void _init();
static uint readVInt(PIByteArray & s);
static uint readVInt(PIByteArray & s, uchar * bytes = 0);
static void writeVInt(PIByteArray & s, uint val);
static int peekVInt(Version version_, PIByteArray * data_, int pos, PIByteArray & hdr, uint & ret);
int last_id;
uchar version_;
PIByteArray * data_, last_data, tmp_data;
PIMap<int, PIByteArray> data_map;
PIMap<int, PIPair<int, int>> data_map;
template <typename T> friend PIChunkStream & operator <<(PIChunkStream & s, const PIChunkStream::Chunk<T> & c);
template <typename T> friend PIChunkStream & operator <<(PIChunkStream & s, const PIChunkStream::ChunkConst<T> & c);