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45 lines
1.3 KiB
C++
45 lines
1.3 KiB
C++
/*
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* _util.cpp
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*
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* Created on: 2011-12-4
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* Author: fasiondog
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*/
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#include <hikyuu/utilities/arithmetic.h>
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#include "pybind_utils.h"
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using namespace hku;
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namespace py = pybind11;
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void export_util(py::module& m) {
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m.def("roundEx", roundEx<float>, py::arg("number"), py::arg("ndigits") = 0);
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m.def("roundEx", roundEx<double>, py::arg("number"), py::arg("ndigits") = 0,
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R"(roundEx(number[, ndigits=0])
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四舍五入，ROUND_HALF_EVEN 银行家舍入法
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:param float number 待四舍五入的数据
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:param int ndigits 保留小数位数
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:rype: float)");
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m.def("roundUp", roundUp<float>, py::arg("number"), py::arg("ndigits") = 0);
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m.def("roundUp", roundUp<double>, py::arg("number"), py::arg("ndigits") = 0,
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R"(roundUp(number[, ndigits=0])
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向上截取，如10.1截取后为11
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:param float number 待处理数据
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:param int ndigits 保留小数位数
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:rtype: float)");
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m.def("roundDown", roundDown<float>, py::arg("number"), py::arg("ndigits") = 0);
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m.def("roundDown", roundDown<double>, py::arg("number"), py::arg("ndigits") = 0,
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R"(roundDown(number[, ndigits=0])
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向下截取，如10.1截取后为10
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:param float number 待处理数据
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:param int ndigits 保留小数位数
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:rtype: float)");
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}
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