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46 lines
933 B
C++
46 lines
933 B
C++
#ifndef UTILS_H
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#define UTILS_H
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#include <unistd.h>
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#include <filesystem>
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#include <ScopMaths.h>
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inline std::filesystem::path GetExecutablePath()
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{
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char result[PATH_MAX];
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ssize_t count = readlink("/proc/self/exe", result, PATH_MAX);
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return std::string(result, (count > 0) ? count : 0);
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}
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inline std::filesystem::path GetResourcesPath()
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{
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return GetExecutablePath().parent_path().parent_path() / "Resources";
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}
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inline void HashCombine([[maybe_unused]] std::size_t& seed) noexcept {}
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template <typename T, typename... Rest>
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inline void HashCombine(std::size_t& seed, const T& v, Rest... rest)
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{
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std::hash<T> hasher;
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seed ^= hasher(v) + 0x9e3779b9 + (seed << 6) + (seed >> 2);
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HashCombine(seed, rest...);
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}
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namespace std
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{
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template <>
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struct hash<Scop::Vec2i>
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{
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std::size_t operator()(const Scop::Vec2i& v) const noexcept
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{
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std::size_t hash = 0;
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HashCombine(hash, v.x, v.y);
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return hash;
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}
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};
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}
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#endif
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