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7c3c254b72
| Author | SHA1 | Date |
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 Michael Uleysky
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7c3c254b72 | 6 months ago |
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Michael Uleysky
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c46abb091d | 6 months ago |
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Michael Uleysky
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9a38bdb28b | 6 months ago |
9 changed files with 462 additions and 115 deletions
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#pragma once |
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#include "nczarrmulti.h" |
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#include <variant> |
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using NCZarrBase = std::variant<Zarr, NCSimple, ZarrMulti, NCMulti>; |
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#define DEFFUNC(NAME) \ |
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auto NAME() const \
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{ \
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return V([](const auto& arg) { return arg.NAME(); }); \
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} |
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#define DEFFUNC1(NAME) \ |
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auto NAME(const MString& v) const \
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{ \
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return V([&v = std::as_const(v)](const auto& arg) { return arg.NAME(v); }); \
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} |
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#define DEFFUNC2(NAME) \ |
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auto NAME(const MString& v1, const MString& v2) const \
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{ \
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return V([&v1 = std::as_const(v1), &v2 = std::as_const(v2)](const auto& arg) { return arg.NAME(v1, v2); }); \
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} |
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class NCZarr: private NCZarrBase, private DimReqDef |
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{ |
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template<class Visitor> auto V(Visitor&& visitor) const { return std::visit(std::forward<Visitor>(visitor), *static_cast<const NCZarrBase*>(this)); } |
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public: |
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explicit operator bool() const |
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{ |
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return V([](const auto& arg) { return static_cast<bool>(arg); }); |
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} |
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DEFFUNC1(NDim) |
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DEFFUNC(NAtt) |
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DEFFUNC1(NAtt) |
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DEFFUNC(AttNames) |
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DEFFUNC1(AttNames) |
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DEFFUNC(VarNames) |
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DEFFUNC1(VarT) |
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DEFFUNC1(VarFill) |
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DEFFUNC1(DimNames) |
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DEFFUNC2(DimSize) |
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DEFFUNC2(AttT) |
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DEFFUNC2(AttInt) |
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DEFFUNC2(AttUInt) |
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DEFFUNC2(AttReal) |
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DEFFUNC2(AttString) |
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DEFFUNC2(AttBool) |
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DEFFUNC1(AttT) |
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DEFFUNC1(AttInt) |
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DEFFUNC1(AttUInt) |
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DEFFUNC1(AttReal) |
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DEFFUNC1(AttString) |
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DEFFUNC1(AttBool) |
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DEFFUNC2(HasDim) |
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DEFFUNC1(HasVar) |
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DEFFUNC1(HasAtt) |
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DEFFUNC2(HasAtt) |
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template<class Data, class Transform> Error Read(const MString& vname, Data& data, Transform transform, const char* request) const |
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{ |
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return V([&vname = std::as_const(vname), &data = data, &transform = transform, request = request](const auto& arg) { return arg.Read(vname, data, transform, request); }); |
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} |
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template<class Data, class Transform> Error Read(const MString& vname, Data& data, Transform transform, DimReq&& req1) const |
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{ |
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return V([&vname = std::as_const(vname), &data = data, &transform = transform, &req1 = req1](const auto& arg) { return arg.Read(vname, data, transform, std::move(req1)); }); |
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} |
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template<class Data, class Transform> Error Read(const MString& vname, Data& data, Transform transform, DimReq&& req1, DimReq&& req2) const |
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{ |
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return V([&vname = std::as_const(vname), &data = data, &transform = transform, &req1 = req1, &req2 = req2](const auto& arg) |
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{ return arg.Read(vname, data, transform, std::move(req1), std::move(req2)); }); |
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} |
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template<class Data, class Transform> Error Read(const MString& vname, Data& data, Transform transform, DimReq&& req1, DimReq&& req2, DimReq&& req3) const |
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{ |
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return V([&vname = std::as_const(vname), &data = data, &transform = transform, &req1 = req1, &req2 = req2, &req3 = req3](const auto& arg) |
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{ return arg.Read(vname, data, transform, std::move(req1), std::move(req2), std::move(req3)); }); |
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} |
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template<class Data, class Transform> Error Read(const MString& vname, Data& data, Transform transform, DimReq&& req1, DimReq&& req2, DimReq&& req3, DimReq&& req4) const |
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{ |
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return V([&vname = std::as_const(vname), &data = data, &transform = transform, &req1 = req1, &req2 = req2, &req3 = req3, &req4 = req4](const auto& arg) |
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{ return arg.Read(vname, data, transform, std::move(req1), std::move(req2), std::move(req3), std::move(req4)); }); |
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} |
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template<class Data, class Transform> Error Read(const MString& vname, Data& data, Transform transform) const |
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{ |
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return V([&vname = std::as_const(vname), &data = data, &transform = transform](const auto& arg) { return arg.Read(vname, data, transform); }); |
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} |
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template<class Data, class Transform> Error Read(const MString& vname, Data& data, Transform transform, const std::vector<DimReqDef::DimReq>& reqs) const |
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{ |
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return V([&vname = std::as_const(vname), &data = data, &transform = transform, &reqs = std::as_const(reqs)](const auto& arg) { return arg.Read(vname, data, transform, reqs); }); |
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} |
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template<class Data, class Transform> Error Read(const MString& vname, Data& data, Transform transform, const MString& request) const |
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{ |
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return V([&vname = std::as_const(vname), &data = data, &transform = transform, &request = std::as_const(request)](const auto& arg) |
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{ return arg.Read(vname, data, transform, request); }); |
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} |
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template<class Type> Error Read(const MString& vname, std::vector<Type>& out) const |
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{ |
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return V([&vname = std::as_const(vname), &out = out](const auto& arg) { return arg.Read(vname, out); }); |
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} |
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Error OpenNC(const MString& filename) |
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{ |
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auto pv = static_cast<NCZarrBase*>(this); |
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*pv = NCZarrBase(NCSimple()); |
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auto p = std::get_if<NCSimple>(pv); |
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if(p == nullptr) return Error("NCZarr::OpenNC", "Impossible error!"); |
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return p->Open(filename); |
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} |
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Error OpenZarr(const MString& product, const MString& dataset, bool time = true) |
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{ |
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auto pv = static_cast<NCZarrBase*>(this); |
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*pv = NCZarrBase(Zarr()); |
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auto p = std::get_if<Zarr>(pv); |
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if(p == nullptr) return Error("NCZarr::OpenNC", "Impossible error!"); |
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return p->Open(product, dataset, time); |
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} |
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Error OpenMultiNC(const std::vector<MString>& names) |
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{ |
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if(names.size() == 0) return Error("NCZarr::OpenMultiNC", "no names"); |
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if(names.size() == 1) return OpenNC(names[0]); |
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auto pv = static_cast<NCZarrBase*>(this); |
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*pv = NCZarrBase(NCMulti()); |
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auto p = std::get_if<NCMulti>(pv); |
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if(p == nullptr) return Error("NCZarr::OpenMultiNC", "Impossible error!"); |
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return p->Open(names); |
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} |
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Error OpenMultiZarr(const MString& product, const std::vector<MString>& dsets, bool time = true) |
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{ |
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if(dsets.size() == 0) return Error("NCZarr::OpenMultiZarr", "no datasets"); |
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if(dsets.size() == 1) return OpenZarr(product, dsets[0], time); |
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auto pv = static_cast<NCZarrBase*>(this); |
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*pv = NCZarrBase(ZarrMulti()); |
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auto p = std::get_if<ZarrMulti>(pv); |
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if(p == nullptr) return Error("NCZarr::OpenMultiZarr", "Impossible error!"); |
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return p->Open(product, dsets, time); |
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} |
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}; |
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#undef DEFFUNC |
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#undef DEFFUNC1 |
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#undef DEFFUNC2 |
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@ -0,0 +1,206 @@
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#pragma once |
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#include "ncsimple.h" |
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#include "zarr.h" |
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#include <set> |
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#define DEFFUNC(func, def) \ |
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auto func(const MString& var) const \
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{ \
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const auto ind = FindVar(var); \
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return ind < sources.size() ? sources[ind].func(var) : (def); \
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} |
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#define DEFFUNCA(func, def) \ |
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auto func(const MString& att) const \
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{ \
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const auto ind = FindAtt(att); \
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return ind < sources.size() ? sources[ind].func(att) : (def); \
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} |
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#define DEFFUNC2(func, def) \ |
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auto func(const MString& var, const MString& name) const \
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{ \
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const auto ind = FindVar(var); \
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return ind < sources.size() ? sources[ind].func(var, name) : (def); \
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} |
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#define DEFFUNCNAMES(func) \ |
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auto func() const \
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{ \
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std::set<MString> names; \
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for(const auto& s: sources) \
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{ \
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auto snames = s.func(); \
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for(const auto& name: snames) names.insert(name); \
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} \
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std::vector<MString> out; \
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for(const auto& name: names) out.push_back(name); \
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return out; \
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} |
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template<class T> class NCZarrMultiCommon: private DimReqDef |
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{ |
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protected: |
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std::vector<T> sources; |
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private: |
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size_t FindVar(const MString& var) const |
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{ |
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for(size_t i = 0; i < sources.size(); i++) |
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if(sources[i].HasVar(var)) return i; |
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return sources.size(); |
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} |
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size_t FindAtt(const MString& att) const |
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{ |
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for(size_t i = 0; i < sources.size(); i++) |
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if(sources[i].HasAtt(att)) return i; |
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return sources.size(); |
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} |
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public: |
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explicit operator bool() const |
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{ |
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if(sources.empty()) return false; |
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for(const auto& s: sources) |
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if(!s) return false; |
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return true; |
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} |
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size_t NDim() const { return DimNames().size(); } |
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DEFFUNC(NDim, 0) |
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size_t NAtt() const { return AttNames().size(); } |
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DEFFUNC(NAtt, 0) |
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DEFFUNCNAMES(AttNames) |
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DEFFUNC(AttNames, decltype(AttNames())()) |
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DEFFUNCNAMES(VarNames) |
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DEFFUNC(VarT, T::VarType::UNDEF) |
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DEFFUNC(VarFill, decltype(T().VarFill(MString()))()) |
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DEFFUNC(DimNames, decltype(T().DimNames(MString()))()) |
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DEFFUNC2(DimSize, 0) |
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DEFFUNC2(AttT, T::AttType::UNDEF) |
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DEFFUNC2(AttInt, 0) |
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DEFFUNC2(AttUInt, 0) |
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DEFFUNC2(AttReal, 0.0) |
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DEFFUNC2(AttString, MString()) |
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DEFFUNC2(AttBool, false) |
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DEFFUNCA(AttT, T::AttType::UNDEF) |
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DEFFUNCA(AttInt, 0) |
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DEFFUNCA(AttUInt, 0) |
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DEFFUNCA(AttReal, 0.0) |
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DEFFUNCA(AttString, MString()) |
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DEFFUNCA(AttBool, false) |
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DEFFUNC2(HasDim, false) |
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DEFFUNC(HasVar, false) |
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DEFFUNCA(HasAtt, false) |
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DEFFUNC2(HasAtt, false) |
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// Request is string
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template<class Data, class Transform> Error Read(const MString& vname, Data& data, Transform transform, const char* request) const |
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{ |
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return Read(vname, data, transform, MString(request)); |
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} |
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// Request by one dimension
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template<class Data, class Transform> Error Read(const MString& vname, Data& data, Transform transform, DimReq&& req1) const |
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{ |
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return Read(vname, data, transform, std::vector<DimReq>{std::move(req1)}); |
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} |
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// Request by two dimension
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template<class Data, class Transform> Error Read(const MString& vname, Data& data, Transform transform, DimReq&& req1, DimReq&& req2) const |
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{ |
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return Read(vname, data, transform, std::vector<DimReq>{std::move(req1), std::move(req2)}); |
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} |
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// Request by three dimension
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template<class Data, class Transform> Error Read(const MString& vname, Data& data, Transform transform, DimReq&& req1, DimReq&& req2, DimReq&& req3) const |
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{ |
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return Read(vname, data, transform, std::vector<DimReq>{std::move(req1), std::move(req2), std::move(req3)}); |
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} |
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// Request by four dimension
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template<class Data, class Transform> Error Read(const MString& vname, Data& data, Transform transform, DimReq&& req1, DimReq&& req2, DimReq&& req3, DimReq&& req4) const |
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{ |
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return Read(vname, data, transform, std::vector<DimReq>{std::move(req1), std::move(req2), std::move(req3), std::move(req4)}); |
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} |
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// Request full variable
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template<class Data, class Transform> Error Read(const MString& vname, Data& data, Transform transform) const |
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{ |
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auto ind = FindVar(vname); |
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if(ind < sources.size()) return sources[ind].Read(vname, data, transform); |
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return Error("NCZarrMultiCommon::Read", "Variable " + vname + " not found"); |
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} |
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// Base function for all Read's
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template<class Data, class Transform> Error Read(const MString& vname, Data& data, Transform transform, const std::vector<DimReqDef::DimReq>& reqs) const |
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{ |
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auto ind = FindVar(vname); |
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if(ind < sources.size()) return sources[ind].Read(vname, data, transform, reqs); |
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return Error("NCZarrMultiCommon::Read", "Variable " + vname + " not found"); |
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} |
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// Request by string argument
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template<class Data, class Transform> Error Read(const MString& vname, Data& data, Transform transform, const MString& request) const |
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{ |
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auto ind = FindVar(vname); |
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if(ind < sources.size()) return sources[ind].Read(vname, data, transform, request); |
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return Error("NCZarrMultiCommon::Read", "Variable " + vname + " not found"); |
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} |
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// Request full one-dimensional variable
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template<class Type> Error Read(const MString& vname, std::vector<Type>& out) const |
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{ |
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auto ind = FindVar(vname); |
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if(ind < sources.size()) return sources[ind].Read(vname, out); |
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return Error("NCZarrMultiCommon::Read", "Variable " + vname + " not found"); |
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} |
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}; |
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#undef DEFFUNC |
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#undef DEFFUNCA |
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#undef DEFFUNC2 |
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#undef DEFFUNCNAME |
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class NCMulti: public NCZarrMultiCommon<NCSimple> |
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{ |
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public: |
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Error Open(const std::vector<MString>& names) |
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{ |
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sources.clear(); |
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decltype(sources) newsources; |
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static const MString pref = "NcMulti::Open"; |
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if(names.size() == 0) return Error(pref, "empty file list"); |
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for(const auto& name: names) |
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{ |
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newsources.emplace_back(); |
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auto ret = newsources.back().Open(name); |
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if(!ret) return ret.Add(pref, "Can't open file " + name); |
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} |
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sources = std::move(newsources); |
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return Error(); |
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} |
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}; |
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class ZarrMulti: public NCZarrMultiCommon<Zarr> |
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{ |
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public: |
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Error Open(const MString& product, const std::vector<MString>& dsets, bool time = true) |
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{ |
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sources.clear(); |
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decltype(sources) newsources; |
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static const MString pref = "ZarrMulti::Open"; |
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if(dsets.size() == 0) return Error(pref, "empty datasets list"); |
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for(const auto& dset: dsets) |
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{ |
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newsources.emplace_back(); |
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auto ret = newsources.back().Open(product, dset, time); |
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if(!ret) return ret.Add(pref, "Can't open dataset " + dset); |
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} |
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sources = std::move(newsources); |
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return Error(); |
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} |
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}; |
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