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55 lines
1.3 KiB
C++
55 lines
1.3 KiB
C++
/*
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* LONGCROSS.h
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*
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* Copyright (c) 2019 hikyuu.org
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*
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* Created on: 2019-5-2
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* Author: fasiondog
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*/
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#pragma once
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#ifndef INDICATOR_CRT_LONGCROSS_H_
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#define INDICATOR_CRT_LONGCROSS_H_
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#include "CVAL.h"
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#include "EVERY.h"
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#include "REF.h"
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namespace hku {
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/**
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* 两条线维持一定周期后交叉
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* @details
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* <pre>
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* LONGCROSS(A,B,N) 表示 A 在 N 周期内都小于 B，
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* 本周期从下方向上穿过 B 时返回 1，否则返回 0。
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* </pre>
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* @ingroup Indicator
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*/
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Indicator LONGCROSS(const Indicator& x, const Indicator& y, int n=3);
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Indicator LONGCROSS(const Indicator& x, price_t, int n=3);
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Indicator LONGCROSS(price_t, const Indicator& y, int n=3);
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Indicator LONGCROSS(price_t, price_t, int n=3);
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inline Indicator LONGCROSS(const Indicator& x, const Indicator& y, int n) {
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Indicator result = EVERY((REF(x, 1) < REF(y, 1)), n) & (x > y);
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result.name("LONGCROSS");
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return result;
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}
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inline Indicator LONGCROSS(const Indicator& x, price_t y, int n) {
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return LONGCROSS(x, CVAL(x, y), n);
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}
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inline Indicator LONGCROSS(price_t x, const Indicator& y, int n) {
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return LONGCROSS(CVAL(y, x), y, n);
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}
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inline Indicator LONGCROSS(price_t x, price_t y, int n) {
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return LONGCROSS(CVAL(x), CVAL(y), n);
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}
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} /* namespace */
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#endif /* INDICATOR_CRT_LONGCROSS_H_ */
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