hikyuu2/hikyuu_cpp/hikyuu/indicator/imp/IAcos.cpp
2019-05-01 18:46:42 +08:00

51 lines
764 B
C++

/*
* IAcos.cpp
*
* Copyright (c) 2019 hikyuu.org
*
* Created on: 2019-5-1
* Author: fasiondog
*/
#include "IAcos.h"
#if HKU_SUPPORT_SERIALIZATION
BOOST_CLASS_EXPORT(hku::IAcos)
#endif
namespace hku {
IAcos::IAcos() : IndicatorImp("ACOS", 1) {
}
IAcos::~IAcos() {
}
bool IAcos::check() {
return true;
}
void IAcos::_calculate(const Indicator& data) {
size_t total = data.size();
m_discard = data.discard();
if (m_discard >= total) {
m_discard = total;
return;
}
for (size_t i = m_discard; i < total; ++i) {
_set(data[i] > -1 && data[i] < 1 ? std::acos(data[i]) : Null<price_t>(), i);
}
}
Indicator HKU_API ACOS() {
return Indicator(make_shared<IAcos>());
}
} /* namespace hku */