REDACTED-rig/src/backend/common/Hashrate.h
2020-12-05 11:09:25 +07:00

81 lines
2.7 KiB
C++

/* XMRig
* Copyright (c) 2017-2018 XMR-Stak <https://github.com/fireice-uk>, <https://github.com/psychocrypt>
* Copyright (c) 2018-2020 SChernykh <https://github.com/SChernykh>
* Copyright (c) 2016-2020 XMRig <https://github.com/xmrig>, <support@xmrig.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef XMRIG_HASHRATE_H
#define XMRIG_HASHRATE_H
#include <cmath>
#include <cstddef>
#include <cstdint>
#include "3rdparty/rapidjson/fwd.h"
#include "base/tools/Object.h"
namespace xmrig {
class Hashrate
{
public:
XMRIG_DISABLE_COPY_MOVE_DEFAULT(Hashrate)
enum Intervals : size_t {
ShortInterval = 10000,
MediumInterval = 60000,
LargeInterval = 900000
};
Hashrate(size_t threads);
~Hashrate();
inline double calc(size_t ms) const { const double data = hashrate(0U, ms); return std::isnormal(data) ? data : 0.0; }
inline double calc(size_t threadId, size_t ms) const { return hashrate(threadId + 1, ms); }
inline size_t threads() const { return m_threads > 0U ? m_threads - 1U : 0U; }
inline void add(size_t threadId, uint64_t count, uint64_t timestamp) { addData(threadId + 1U, count, timestamp); }
inline void add(uint64_t count, uint64_t timestamp) { addData(0U, count, timestamp); }
static const char *format(double h, char *buf, size_t size);
static rapidjson::Value normalize(double d);
# ifdef XMRIG_FEATURE_API
rapidjson::Value toJSON(rapidjson::Document &doc) const;
rapidjson::Value toJSON(size_t threadId, rapidjson::Document &doc) const;
# endif
private:
double hashrate(size_t index, size_t ms) const;
void addData(size_t index, uint64_t count, uint64_t timestamp);
constexpr static size_t kBucketSize = 2 << 11;
constexpr static size_t kBucketMask = kBucketSize - 1;
size_t m_threads;
uint32_t* m_top;
uint64_t** m_counts;
uint64_t** m_timestamps;
};
} // namespace xmrig
#endif /* XMRIG_HASHRATE_H */