forked from chinosk/gkms-local
77 lines
1.8 KiB
C++
77 lines
1.8 KiB
C++
#pragma once
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#include <string>
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#include <string_view>
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#include <jni.h>
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#include <deque>
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#include <numeric>
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namespace GakumasLocal {
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using OpaqueFunctionPointer = void (*)();
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namespace Misc {
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std::u16string ToUTF16(const std::string_view& str);
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std::string ToUTF8(const std::u16string_view& str);
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JNIEnv* GetJNIEnv();
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class CSEnum {
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public:
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CSEnum(const std::string& name, const int value);
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CSEnum(const std::vector<std::string>& names, const std::vector<int>& values);
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int GetIndex();
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void SetIndex(int index);
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int GetTotalLength();
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void Add(const std::string& name, const int value);
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std::pair<std::string, int> GetCurrent();
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std::pair<std::string, int> Last();
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std::pair<std::string, int> Next();
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int GetValueByName(const std::string& name);
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private:
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int currIndex = 0;
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std::vector<std::string> names{};
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std::vector<int> values{};
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};
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template <typename T>
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class FixedSizeQueue {
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static_assert(std::is_arithmetic<T>::value, "T must be an arithmetic type");
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public:
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FixedSizeQueue(size_t maxSize) : maxSize(maxSize), sum(0) {}
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void Push(T value) {
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if (deque.size() >= maxSize) {
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sum -= deque.front();
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deque.pop_front();
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}
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deque.push_back(value);
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sum += value;
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}
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float Average() {
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if (deque.empty()) {
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return 0.0;
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}
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return static_cast<float>(sum) / deque.size();
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}
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private:
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std::deque<T> deque;
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size_t maxSize;
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T sum;
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};
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}
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}
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