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#ifndef MEMORY_BASELINE_READER_H
#define MEMORY_BASELINE_READER_H
#include <map>
#include <vector>
#include <stdexcept>
#include "../structures/antennainfo.h"
#include "baselinereader.h"
#include "../structures/image2d.h"
#include "../structures/mask2d.h"
class MemoryBaselineReader final : public BaselineReader {
public:
explicit MemoryBaselineReader(const std::string& msFile)
: BaselineReader(msFile), _isRead(false), _areFlagsChanged(false) {}
~MemoryBaselineReader() {
if (_areFlagsChanged) {
WriteToMs();
}
}
void PrepareReadWrite(ProgressListener& progress) override;
void PerformReadRequests(class ProgressListener& progress) override;
void PerformFlagWriteRequests() override;
void PerformDataWriteTask(
[[maybe_unused]] std::vector<Image2DCPtr> realImages,
[[maybe_unused]] std::vector<Image2DCPtr> imaginaryImages,
[[maybe_unused]] size_t antenna1, [[maybe_unused]] size_t antenna2,
[[maybe_unused]] size_t spectralWindow,
[[maybe_unused]] size_t sequenceId) override {
throw std::runtime_error(
"The full mem reader can not write data back to file: use the indirect "
"reader");
}
static bool IsEnoughMemoryAvailable(uint64_t size);
size_t GetMinRecommendedBufferSize(size_t /*threadCount*/) override {
return 1;
}
size_t GetMaxRecommendedBufferSize(size_t /*threadCount*/) override {
return 2;
}
bool IsModified() const override { return _areFlagsChanged; }
void WriteToMs() override;
private:
void readSet(class ProgressListener& progress);
void clear();
bool _isRead, _areFlagsChanged;
class BaselineID {
public:
BaselineID(unsigned a1, unsigned a2, unsigned _spw, unsigned seqId)
: antenna1(a1), antenna2(a2), spw(_spw), sequenceId(seqId) {
if (antenna1 > antenna2) std::swap(antenna1, antenna2);
}
unsigned antenna1, antenna2, spw, sequenceId;
bool operator<(const BaselineID& other) const {
if (antenna1 < other.antenna1) {
return true;
} else if (antenna1 == other.antenna1) {
if (antenna2 < other.antenna2) {
return true;
} else if (antenna2 == other.antenna2) {
if (spw < other.spw)
return true;
else if (spw == other.spw)
return sequenceId < other.sequenceId;
}
}
return false;
}
};
std::map<BaselineID, std::unique_ptr<BaselineReader::Result>> _baselines;
};
#endif // MEMORY_BASELINE_READER_H
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