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CreatureLib/src/Library/BaseLibrary.hpp
Deukhoofd 3ad21fecc2
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Performance improvements for getting random value from libraries.
2020-04-24 18:24:51 +02:00

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3.0 KiB
C++

#ifndef CREATURELIB_BASELIBRARY_HPP
#define CREATURELIB_BASELIBRARY_HPP
#include <Arbutils/Assert.hpp>
#include <Arbutils/Collections/Dictionary.hpp>
#include <Arbutils/Collections/List.hpp>
#include <Arbutils/ConstString.hpp>
#include <Arbutils/Random.hpp>
#include <algorithm>
#include <string>
namespace CreatureLib::Library {
template <class T> class BaseLibrary {
Arbutils::Collections::Dictionary<uint32_t, const T*> _values;
Arbutils::Collections::List<uint32_t> _listValues;
public:
BaseLibrary(size_t initialCapacity = 32) : _values(initialCapacity), _listValues(initialCapacity) {}
virtual ~BaseLibrary() {
for (const auto& v : _values) {
delete v.second;
}
_values.Clear();
}
inline void Insert(const Arbutils::CaseInsensitiveConstString& key, const T* value) {
AssertNotNull(value)
_values.Insert(key.GetHash(), value);
_listValues.Append(key);
}
inline void Insert(uint32_t hashedKey, const T* value) {
AssertNotNull(value)
_values.Insert(hashedKey, value);
_listValues.Append(hashedKey);
}
inline void Delete(const Arbutils::CaseInsensitiveConstString& key) {
_values.erase(key.GetHash());
auto k = _listValues.IndexOf(key);
_listValues.Remove(k);
}
inline void Delete(uint32_t hashedKey) {
_values.Remove(hashedKey);
auto k = _listValues.IndexOf(hashedKey);
_listValues.Remove(k);
}
bool TryGet(const Arbutils::CaseInsensitiveConstString& name, const T*& out) const {
return TryGet(name.GetHash(), out);
}
bool TryGet(uint32_t hashedKey, const T*& out) const { return _values.TryGet(hashedKey, out); }
[[nodiscard]] inline const T* Get(const Arbutils::CaseInsensitiveConstString& name) const {
return _values.Get(name.GetHash());
}
[[nodiscard]] inline const T* Get(uint32_t hashedKey) const { return _values.Get(hashedKey); }
[[nodiscard]] inline const T* operator[](const Arbutils::CaseInsensitiveConstString& name) const {
return Get(name);
}
[[nodiscard]] inline const T* operator[](uint32_t hashedKey) const { return Get(hashedKey); }
[[nodiscard]] inline const Arbutils::Collections::Dictionary<uint32_t, const T*>& GetIterator() const {
return _values;
}
[[nodiscard]] size_t GetCount() const { return _values.Count(); }
inline const T* GetRandomValue(Arbutils::Random rand = Arbutils::Random()) const {
auto i = rand.Get(_listValues.Count());
return _values[_listValues[i]];
}
inline const T* GetRandomValue(Arbutils::Random* rand) const {
auto i = rand->Get(_listValues.Count());
return _values[_listValues[i]];
}
};
}
#endif // CREATURELIB_BASELIBRARY_HPP