質問編集履歴
2
描画はできるようになりましたが、描画しても、期間設定が機能してなくくて、チャートが崩れてしまいます。コードを張りなおしました。MQL4ファイルは、そのままです。
test
CHANGED
File without changes
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test
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@@ -12,69 +12,66 @@
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```
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### 該当のソースコード
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-
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```
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/+------------------------------------------------------------------+
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//| Snake_alfa.mq5 |
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//| Copyright 2022, MetaQuotes Ltd. |
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//| https://www.mql5.com |
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//+------------------------------------------------------------------+
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//| snake_alfa.mq5 |
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//+------------------------------------------------------------------+
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//| snake_alfa.mq5 |
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//| Copyright 2025, MetaQuotes Ltd. |
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//| https://www.mql5.com |
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//+------------------------------------------------------------------+
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#property copyright "Copyright 202
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#property copyright "Copyright 2025, MetaQuotes Ltd."
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#property link "https://www.mql5.com"
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#property version "1.0
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#property version "1.01"
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#property strict
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#property indicator_chart_window
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#property indicator_buffers
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#property indicator_buffers 2
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#property indicator_plots 1
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#property indicator_type1 DRAW_LINE
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#property indicator_color1 clrWhite
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//パラメーター
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// パラメーター
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input int Snake_HalfCycle = 7; // Snake_HalfCycle
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input int InpBars = 1000; // Custom_Bars
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//バッファ
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// バッファ
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double Snake_Buffer[];
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double TempBuffer[];
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//変数
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// 変数
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double Snake_Sum, Snake_Weight, Snake_Sum_Minus, Snake_Sum_Plus;
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int Snake_FullCycle;
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int cnt = 0, cnt_lim = 8;
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-
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//+------------------------------------------------------------------+
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//| Custom indicator initialization function |
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//+------------------------------------------------------------------+
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int draw_begin;
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int OnInit()
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{
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// バッファの設定
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SetIndexBuffer(0, Snake_Buffer, INDICATOR_DATA);
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SetIndexBuffer(1, TempBuffer, INDICATOR_CALCULATIONS);
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-
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// バッファ初期化
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ArrayInitialize(Snake_Buffer, EMPTY_VALUE);
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ArrayInitialize(TempBuffer, EMPTY_VALUE);
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{
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-
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// バッファの設定
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SetIndexBuffer(0, Snake_Buffer, INDICATOR_DATA);
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//--- indicator buffers mapping
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// バッファ初期化
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ArrayInitialize(Snake_Buffer, EMPTY_VALUE); // 初期化
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-
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// その他の設定
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// その他の設定
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Snake_FullCycle = Snake_HalfCycle * 2 + 1;
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-
draw_begin = Snake_FullCycle
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draw_begin = Snake_FullCycle;
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PlotIndexSetInteger(0, PLOT_DRAW_BEGIN, draw_begin);
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SetIndexBuffer(0, Snake_Buffer, INDICATOR_DATA);
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PlotIndexSetInteger(0, PLOT_LINE_STYLE, STYLE_SOLID);
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PlotIndexSetInteger(0, PLOT_LINE_WIDTH, 2);
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//---
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return(INIT_SUCCEEDED);
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-
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}
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//+------------------------------------------------------------------+
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//| Custom indicator iteration function |
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//+------------------------------------------------------------------+
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-
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-
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int OnCalculate(const int rates_total,
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const int prev_calculated,
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const datetime &time[],
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@@ -85,15 +82,11 @@
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const long &tick_volume[],
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const long &volume[],
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const int &spread[])
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-
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{
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int FirstPos, ExtCountedBars = 0;
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if(rates_total <=
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if(rates_total <= Snake_HalfCycle + draw_begin) return(0);
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if(Snake_HalfCycle < 3)
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{
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//Snake_HalfCycle = 3;
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}
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ExtCountedBars = prev_calculated;
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if (ExtCountedBars < 0) return(-1);
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@@ -101,117 +94,69 @@
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FirstPos = rates_total - ExtCountedBars - 1;
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if(FirstPos > rates_total - Snake_HalfCycle - 1)
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-
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{
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FirstPos = rates_total - Snake_HalfCycle - 1;
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-
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}
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// Snake計算関数を呼び出し
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Snake(FirstPos, close, high, low);
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Snake(FirstPos, rates_total, close, high, low);
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//
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// デバッグ用出力
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Print("FirstPos: ", FirstPos, " rates_total: ", rates_total);
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/*// バッファ初期化処理改善
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-
int i;
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int buffer_clear_limit = MathMin(rates_total, InpBars);
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for(i = 0; i < rates_total -
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for(int i = 0; i < rates_total - buffer_clear_limit; i++)
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{
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Snake_Buffer[i] = EMPTY_VALUE;
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Snake_Buffer[i] = EMPTY_VALUE;*/
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return(rates_total);
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-
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}
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//+------------------------------------------------------------------+
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//| Snake 計算ロジック |
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//+------------------------------------------------------------------+
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void Snake(int Pos, const double &close_array[], const double &high_array[], const double &low_array[])
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void Snake(int Pos, int rates_total, const double &close_array[], const double &high_array[], const double &low_array[])
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-
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{
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if(Pos <= Snake_HalfCycle
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if(Pos <= Snake_HalfCycle)
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-
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{
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Pos = Snake_HalfCycle +
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Pos = Snake_HalfCycle + 1;
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-
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}
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Snake_Buffer[Pos] = SnakeFirstCalc(Pos, close_array, high_array, low_array);
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Pos--;
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-
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for(int i = Pos; i >= 0; i--)
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-
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{
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Snake_Buffer[
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Snake_Buffer[i] = SnakeFirstCalc(i, close_array, high_array, low_array);
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Pos--;
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}
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while(Pos > 0)
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{
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Snake_Buffer[Pos] = SnakeFirstCalc(Pos, close_array, high_array, low_array);
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Pos--;
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}
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if(Pos == 0)
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{
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// 最後の値は移動平均に設定
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Snake_Buffer[0] = iMA(Symbol(), Period(), Snake_HalfCycle, 0, MODE_LWMA, PRICE_TYPICAL);
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-
}
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}
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//+------------------------------------------------------------------+
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//| Snake価格取得 |
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//+------------------------------------------------------------------+
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double SnakePrice(int Shift, const double &close_array[], const double &high_array[], const double &low_array[])
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-
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+
{
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return ((2 * close_array[Shift] + high_array[Shift] + low_array[Shift]) / 4);
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-
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+
}
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+
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//+------------------------------------------------------------------+
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//| Snakeの最初の計算 |
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//+------------------------------------------------------------------+
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double SnakeFirstCalc(int Shift, const double &close_array[], const double &high_array[], const double &low_array[])
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-
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+
{
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-
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double Sum = 0;
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+
double Weight = 0;
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-
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for(int i = -Snake_HalfCycle; i <= Snake_HalfCycle; i++)
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-
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+
{
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-
i = 0;
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-
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+
int index = Shift + i;
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-
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+
if(index >= 0)
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-
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+
{
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-
i++;
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-
Snake_
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+
Sum += (Snake_HalfCycle - MathAbs(i) + 1) * SnakePrice(index, close_array, high_array, low_array);
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-
Snake_
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+
Weight += (Snake_HalfCycle - MathAbs(i) + 1);
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-
w--;
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-
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+
}
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-
while(w >= 0)
|
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-
{
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i--;
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-
Snake_Sum += i * SnakePrice(w, close_array, high_array, low_array);
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-
Snake_Weight += i;
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-
w--;
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-
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+
}
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+
return Sum / Weight;
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-
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+
}
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-
else
|
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-
{
|
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-
for(j = Shift - Snake_HalfCycle, i = Shift + Snake_HalfCycle, w = 1; w <= Snake_HalfCycle; j++, i--, w++)
|
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-
{
|
187
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-
Snake_Sum += w * (SnakePrice(i, close_array, high_array, low_array) + SnakePrice(j, close_array, high_array, low_array));
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-
Snake_Weight += 2 * w;
|
189
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-
Snake_Sum_Minus += SnakePrice(i, close_array, high_array, low_array);
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-
Snake_Sum_Plus += SnakePrice(j, close_array, high_array, low_array);
|
191
|
-
}
|
192
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-
Snake_Sum += (Snake_HalfCycle + 1) * SnakePrice(Shift, close_array, high_array, low_array);
|
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|
-
Snake_Weight += Snake_HalfCycle + 1;
|
194
|
-
Snake_Sum_Minus += SnakePrice(Shift, close_array, high_array, low_array);
|
195
|
-
}
|
196
|
-
return Snake_Sum / Snake_Weight;
|
197
|
-
}
|
198
159
|
|
199
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-
//+------------------------------------------------------------------+
|
200
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-
//| Snakeの次の計算 |
|
201
|
-
//+------------------------------------------------------------------+
|
202
|
-
double SnakeNextCalc(int Shift, const double &close_array[], const double &high_array[], const double &low_array[])
|
203
|
-
{
|
204
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-
Snake_Sum_Plus += SnakePrice(Shift - Snake_HalfCycle, close_array, high_array, low_array);
|
205
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-
Snake_Sum = Snake_Sum - Snake_Sum_Minus + Snake_Sum_Plus;
|
206
|
-
Snake_Sum_Minus -= SnakePrice(Shift + Snake_HalfCycle + 1, close_array, high_array, low_array) - SnakePrice(Shift, close_array, high_array, low_array);
|
207
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-
Snake_Sum_Plus -= SnakePrice(Shift, close_array, high_array, low_array);
|
208
|
-
return Snake_Sum / Snake_Weight; //修正、Weightで割る。
|
209
|
-
}
|
210
|
-
### 試したこと・調べたこと
|
211
|
-
- [x] teratailやGoogle等で検索した
|
212
|
-
- [x] ソースコードを自分なりに変更した
|
213
|
-
- [ ] 知人に聞いた
|
214
|
-
- [x] その他
|
215
160
|
|
216
161
|
##### 上記の詳細・結果
|
217
162
|
全く解決ができないです、、
|
1
MQL4ファイルをドロップボックスに置きました。文字数制限を超えるためです。
test
CHANGED
File without changes
|
test
CHANGED
@@ -141,7 +141,6 @@
|
|
141
141
|
Snake_Buffer[Pos] = SnakeFirstCalc(Pos, close_array, high_array, low_array);
|
142
142
|
Pos--;
|
143
143
|
}
|
144
|
-
|
145
144
|
if(Pos == 0)
|
146
145
|
{
|
147
146
|
// 最後の値は移動平均に設定
|
@@ -156,20 +155,17 @@
|
|
156
155
|
{
|
157
156
|
return ((2 * close_array[Shift] + high_array[Shift] + low_array[Shift]) / 4);
|
158
157
|
}
|
159
|
-
|
160
158
|
//+------------------------------------------------------------------+
|
161
159
|
//| Snakeの最初の計算 |
|
162
160
|
//+------------------------------------------------------------------+
|
163
161
|
double SnakeFirstCalc(int Shift, const double &close_array[], const double &high_array[], const double &low_array[])
|
164
162
|
{
|
165
163
|
int i, j, w;
|
166
|
-
|
167
164
|
if(Shift < Snake_HalfCycle)
|
168
165
|
{
|
169
166
|
i = 0;
|
170
167
|
w = Shift + Snake_HalfCycle;
|
171
|
-
|
172
|
-
while(w >= Shift)
|
168
|
+
リスト while(w >= Shift)
|
173
169
|
{
|
174
170
|
i++;
|
175
171
|
Snake_Sum += i * SnakePrice(w, close_array, high_array, low_array);
|
@@ -211,8 +207,6 @@
|
|
211
207
|
Snake_Sum_Plus -= SnakePrice(Shift, close_array, high_array, low_array);
|
212
208
|
return Snake_Sum / Snake_Weight; //修正、Weightで割る。
|
213
209
|
}
|
214
|
-
```
|
215
|
-
|
216
210
|
### 試したこと・調べたこと
|
217
211
|
- [x] teratailやGoogle等で検索した
|
218
212
|
- [x] ソースコードを自分なりに変更した
|
@@ -224,3 +218,6 @@
|
|
224
218
|
|
225
219
|
### 補足
|
226
220
|
特になし
|
221
|
+
|
222
|
+
追記 MQL4ファイルをドロップボックスに置きました。文字数制限を超えてしまうためです。
|
223
|
+
[リンク内容](https://www.dropbox.com/scl/fi/lcmyhi756g6ggr8ofzea4/Snake_alfa.mq4?rlkey=21ff83glp1v8641wviuqs7bl3&st=179amjd2&dl=0)
|