64 lines
1.8 KiB
C++
64 lines
1.8 KiB
C++
#ifndef PERFORMANCEDB_HXX
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#define PERFORMANCEDB_HXX
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#include <string>
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#include <map>
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#include <vector>
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class PerformanceData;
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class SGPath;
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#include <simgear/structure/subsystem_mgr.hxx>
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/**
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* Registry for performance data.
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*
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* Allows to store performance data for later reuse/retrieval. Just
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* a simple map for now.
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*
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* @author Thomas F<>rster <t.foerster@biologie.hu-berlin.de>
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*/
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//TODO provide std::map interface?
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class PerformanceDB : public SGSubsystem
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{
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public:
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PerformanceDB();
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virtual ~PerformanceDB();
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// Subsystem API.
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void init() override;
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void shutdown() override;
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void update(double dt) override;
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// Subsystem identification.
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static const char* staticSubsystemClassId() { return "aircraft-performance-db"; }
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bool havePerformanceDataForAircraftType(const std::string& acType) const;
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/**
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* get performance data for an aircraft type / class. Type is specific, eg
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* '738' or 'A319'. Class is more generic, such as 'jet_transport'.
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*/
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PerformanceData* getDataFor(const std::string& acType, const std::string& acClass) const;
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PerformanceData* getDefaultPerformance() const;
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private:
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void load(const SGPath& path);
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void registerPerformanceData(const std::string& id, PerformanceData* data);
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typedef std::map<std::string, PerformanceData*> PerformanceDataDict;
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PerformanceDataDict _db;
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const std::string& findAlias(const std::string& acType) const;
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typedef std::pair<std::string, std::string> StringPair;
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/// alias list, to allow type/class names to share data. This is used to merge
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/// related types together. Note it's ordered, and not a map since we permit
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/// partial matches when merging - the first matching alias is used.
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std::vector<StringPair> _aliases;
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};
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#endif
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