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kaizen/src/utils/File.hpp
2024-08-27 21:35:07 +02:00

34 lines
1002 B
C++

#pragma once
#include <fstream>
#include <log.hpp>
namespace Util {
FORCE_INLINE std::vector<u8> ReadFileBinary(const std::string &path) {
std::ifstream file(path, std::ios::binary);
return {std::istreambuf_iterator{file}, {}};
}
FORCE_INLINE void WriteFileBinary(const std::vector<u8> &data, const std::string &path) {
std::ofstream file(path, std::ios::binary);
std::copy(data.begin(), data.end(), std::ostreambuf_iterator{file});
}
template <size_t Size>
FORCE_INLINE void WriteFileBinary(const std::array<u8, Size> &data, const std::string &path) {
std::ofstream file(path, std::ios::binary);
std::copy(data.begin(), data.end(), std::ostreambuf_iterator{file});
}
FORCE_INLINE size_t NextPow2(size_t num) {
// Taken from "Bit Twiddling Hacks" by Sean Anderson:
// https://graphics.stanford.edu/~seander/bithacks.html#RoundUpPowerOf2
--num;
num |= num >> 1;
num |= num >> 2;
num |= num >> 4;
num |= num >> 8;
num |= num >> 16;
return num + 1;
}
} // namespace Util