This commit is contained in:
2026-05-11 18:07:14 +02:00
parent f563827898
commit 2b0176790e
4 changed files with 75 additions and 79 deletions
+20 -20
View File
@@ -1,5 +1,5 @@
#pragma once
#include <types.hpp>
#include <ircolib/types.hpp>
#include <fstream>
#include <vector>
#include <filesystem>
@@ -8,36 +8,36 @@ namespace fs = std::filesystem;
namespace ircolib {
static inline std::vector<u8> ReadFileBinary(const std::string &path) {
std::ifstream file(path, std::ios::binary);
return {std::istreambuf_iterator{file}, {}};
std::ifstream file(path, std::ios::binary);
return {std::istreambuf_iterator{file}, {}};
}
static 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});
std::ofstream file(path, std::ios::binary);
std::copy(data.begin(), data.end(), std::ostreambuf_iterator{file});
}
static inline void WriteFileBinary(const u8 *data, const size_t size, const std::string &path) {
FILE *out = fopen(path.c_str(), "wb");
fwrite(data, size, 1, out);
fclose(out);
FILE *out = fopen(path.c_str(), "wb");
fwrite(data, size, 1, out);
fclose(out);
}
template <size_t Size>
static 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});
std::ofstream file(path, std::ios::binary);
std::copy(data.begin(), data.end(), std::ostreambuf_iterator{file});
}
static 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;
// 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
} // namespace ircolib