ta_cdl3starsinsouth.c

股票主要技术指标源码

   }
   i = ShadowVeryShortTrailingIdx;
   while( i < startIdx ) {
        ShadowVeryShortPeriodTotal[1] += TA_CANDLERANGE( ShadowVeryShort, i-1 );
        ShadowVeryShortPeriodTotal[0] += TA_CANDLERANGE( ShadowVeryShort, i );
        i++;
   }
   i = BodyShortTrailingIdx;
   while( i < startIdx ) {
        BodyShortPeriodTotal += TA_CANDLERANGE( BodyShort, i );
        i++;
   }
   i = startIdx;

   /* Proceed with the calculation for the requested range.
    * Must have:
    * - first candle: long black candle with long lower shadow
    * - second candle: smaller black candle that opens higher than prior close but within prior candle's range 
    *   and trades lower than prior close but not lower than prior low and closes off of its low (it has a shadow)
    * - third candle: small black marubozu (or candle with very short shadows) engulfed by prior candle's range
    * The meanings of "long body", "short body", "very short shadow" are specified with TA_SetCandleSettings;
    * outInteger is positive (1 to 100): 3 stars in the south is always bullish;
    * the user should consider that 3 stars in the south is significant when it appears in downtrend, while this function 
    * does not consider it
    */
   outIdx = 0;
   do
   {
        if( TA_CANDLECOLOR(i-2) == -1 &&                                    // 1st black
            TA_CANDLECOLOR(i-1) == -1 &&                                    // 2nd black
            TA_CANDLECOLOR(i) == -1 &&                                      // 3rd black
                                                                            // 1st: long
            TA_REALBODY(i-2) > TA_CANDLEAVERAGE( BodyLong, BodyLongPeriodTotal, i-2 ) &&
                                                                            //      with long lower shadow
            TA_LOWERSHADOW(i-2) > TA_CANDLEAVERAGE( ShadowLong, ShadowLongPeriodTotal, i-2 ) &&
            TA_REALBODY(i-1) < TA_REALBODY(i-2) &&                          // 2nd: smaller candle
            inOpen[i-1] > inClose[i-2] && inOpen[i-1] <= inHigh[i-2] &&     //      that opens higher but within 1st range
            inLow[i-1] < inClose[i-2] &&                                    //      and trades lower than 1st close
            inLow[i-1] >= inLow[i-2] &&                                     //      but not lower than 1st low
                                                                            //      and has a lower shadow
            TA_LOWERSHADOW(i-1) > TA_CANDLEAVERAGE( ShadowVeryShort, ShadowVeryShortPeriodTotal[1], i-1 ) &&
                                                                            // 3rd: small marubozu
            TA_REALBODY(i) < TA_CANDLEAVERAGE( BodyShort, BodyShortPeriodTotal, i ) &&
            TA_LOWERSHADOW(i) < TA_CANDLEAVERAGE( ShadowVeryShort, ShadowVeryShortPeriodTotal[0], i ) &&
            TA_UPPERSHADOW(i) < TA_CANDLEAVERAGE( ShadowVeryShort, ShadowVeryShortPeriodTotal[0], i ) &&
            inLow[i] > inLow[i-1] && inHigh[i] < inHigh[i-1]                //      engulfed by prior candle's range
          )
            outInteger[outIdx++] = 100;
        else
            outInteger[outIdx++] = 0;
        /* add the current range and subtract the first range: this is done after the pattern recognition 
         * when avgPeriod is not 0, that means "compare with the previous candles" (it excludes the current candle)
         */
        BodyLongPeriodTotal += TA_CANDLERANGE( BodyLong, i-2 ) 
                             - TA_CANDLERANGE( BodyLong, BodyLongTrailingIdx-2 );
        ShadowLongPeriodTotal += TA_CANDLERANGE( ShadowLong, i-2 ) 
                               - TA_CANDLERANGE( ShadowLong, ShadowLongTrailingIdx-2 );
        for (totIdx = 1; totIdx >= 0; --totIdx)
            ShadowVeryShortPeriodTotal[totIdx] += TA_CANDLERANGE( ShadowVeryShort, i-totIdx ) 
                                                - TA_CANDLERANGE( ShadowVeryShort, ShadowVeryShortTrailingIdx-totIdx );
        BodyShortPeriodTotal += TA_CANDLERANGE( BodyShort, i ) 
                              - TA_CANDLERANGE( BodyShort, BodyShortTrailingIdx );
        i++; 
        BodyLongTrailingIdx++;
        ShadowLongTrailingIdx++;
        ShadowVeryShortTrailingIdx++;
        BodyShortTrailingIdx++;
   } while( i <= endIdx );

   /* All done. Indicate the output limits and return. */
   VALUE_HANDLE_DEREF(outNBElement) = outIdx;
   VALUE_HANDLE_DEREF(outBegIdx)    = startIdx;

   return ENUM_VALUE(RetCode,TA_SUCCESS,Success);
}

/**** START GENCODE SECTION 5 - DO NOT DELETE THIS LINE ****/
/* Generated */ 
/* Generated */ #define  USE_SINGLE_PRECISION_INPUT
/* Generated */ #if !defined( _MANAGED ) && !defined( _JAVA )
/* Generated */    #undef   TA_PREFIX
/* Generated */    #define  TA_PREFIX(x) TA_S_##x
/* Generated */ #endif
/* Generated */ #undef   INPUT_TYPE
/* Generated */ #define  INPUT_TYPE float
/* Generated */ #if defined( _MANAGED )
/* Generated */ enum class Core::RetCode Core::Cdl3StarsInSouth( int    startIdx,
/* Generated */                                                  int    endIdx,
/* Generated */                                                  cli::array<float>^ inOpen,
/* Generated */                                                  cli::array<float>^ inHigh,
/* Generated */                                                  cli::array<float>^ inLow,
/* Generated */                                                  cli::array<float>^ inClose,
/* Generated */                                                  [Out]int%    outBegIdx,
/* Generated */                                                  [Out]int%    outNBElement,
/* Generated */                                                  cli::array<int>^  outInteger )
/* Generated */ #elif defined( _JAVA )
/* Generated */ public RetCode cdl3StarsInSouth( int    startIdx,
/* Generated */                                  int    endIdx,
/* Generated */                                  float        inOpen[],
/* Generated */                                  float        inHigh[],
/* Generated */                                  float        inLow[],
/* Generated */                                  float        inClose[],
/* Generated */                                  MInteger     outBegIdx,
/* Generated */                                  MInteger     outNBElement,
/* Generated */                                  int           outInteger[] )
/* Generated */ #else
/* Generated */ TA_RetCode TA_S_CDL3STARSINSOUTH( int    startIdx,
/* Generated */                                   int    endIdx,
/* Generated */                                   const float  inOpen[],
/* Generated */                                   const float  inHigh[],
/* Generated */                                   const float  inLow[],
/* Generated */                                   const float  inClose[],
/* Generated */                                   int          *outBegIdx,
/* Generated */                                   int          *outNBElement,
/* Generated */                                   int           outInteger[] )
/* Generated */ #endif
/* Generated */ {
/* Generated */     double BodyLongPeriodTotal, BodyShortPeriodTotal, ShadowLongPeriodTotal;
/* Generated */ 	ARRAY_LOCAL(ShadowVeryShortPeriodTotal,2);
/* Generated */     int i, outIdx, totIdx, BodyLongTrailingIdx, BodyShortTrailingIdx, ShadowLongTrailingIdx, ShadowVeryShortTrailingIdx,
/* Generated */         lookbackTotal;
/* Generated */  #ifndef TA_FUNC_NO_RANGE_CHECK
/* Generated */     if( startIdx < 0 )
/* Generated */        return ENUM_VALUE(RetCode,TA_OUT_OF_RANGE_START_INDEX,OutOfRangeStartIndex);
/* Generated */     if( (endIdx < 0) || (endIdx < startIdx))
/* Generated */        return ENUM_VALUE(RetCode,TA_OUT_OF_RANGE_END_INDEX,OutOfRangeEndIndex);
/* Generated */     #if !defined(_JAVA)
/* Generated */     if(!inOpen||!inHigh||!inLow||!inClose)
/* Generated */        return ENUM_VALUE(RetCode,TA_BAD_PARAM,BadParam);
/* Generated */     #endif 
/* Generated */     #if !defined(_JAVA)
/* Generated */     if( !outInteger )
/* Generated */        return ENUM_VALUE(RetCode,TA_BAD_PARAM,BadParam);
/* Generated */     #endif 
/* Generated */  #endif 
/* Generated */    lookbackTotal = LOOKBACK_CALL(CDL3STARSINSOUTH)();
/* Generated */    if( startIdx < lookbackTotal )
/* Generated */       startIdx = lookbackTotal;
/* Generated */    if( startIdx > endIdx )
/* Generated */    {
/* Generated */       VALUE_HANDLE_DEREF_TO_ZERO(outBegIdx);
/* Generated */       VALUE_HANDLE_DEREF_TO_ZERO(outNBElement);
/* Generated */       return ENUM_VALUE(RetCode,TA_SUCCESS,Success);
/* Generated */    }
/* Generated */    BodyLongPeriodTotal = 0;
/* Generated */    BodyLongTrailingIdx = startIdx - TA_CANDLEAVGPERIOD(BodyLong);
/* Generated */    ShadowLongPeriodTotal = 0;
/* Generated */    ShadowLongTrailingIdx = startIdx - TA_CANDLEAVGPERIOD(ShadowLong);
/* Generated */    ShadowVeryShortPeriodTotal[1] = 0;
/* Generated */    ShadowVeryShortPeriodTotal[0] = 0;
/* Generated */    ShadowVeryShortTrailingIdx = startIdx - TA_CANDLEAVGPERIOD(ShadowVeryShort);
/* Generated */    BodyShortPeriodTotal = 0;
/* Generated */    BodyShortTrailingIdx = startIdx - TA_CANDLEAVGPERIOD(BodyShort);
/* Generated */    i = BodyLongTrailingIdx;
/* Generated */    while( i < startIdx ) {
/* Generated */         BodyLongPeriodTotal += TA_CANDLERANGE( BodyLong, i-2 );
/* Generated */         i++;
/* Generated */    }
/* Generated */    i = ShadowLongTrailingIdx;
/* Generated */    while( i < startIdx ) {
/* Generated */         ShadowLongPeriodTotal += TA_CANDLERANGE( ShadowLong, i-2 );
/* Generated */         i++;
/* Generated */    }
/* Generated */    i = ShadowVeryShortTrailingIdx;
/* Generated */    while( i < startIdx ) {
/* Generated */         ShadowVeryShortPeriodTotal[1] += TA_CANDLERANGE( ShadowVeryShort, i-1 );
/* Generated */         ShadowVeryShortPeriodTotal[0] += TA_CANDLERANGE( ShadowVeryShort, i );
/* Generated */         i++;
/* Generated */    }
/* Generated */    i = BodyShortTrailingIdx;
/* Generated */    while( i < startIdx ) {
/* Generated */         BodyShortPeriodTotal += TA_CANDLERANGE( BodyShort, i );
/* Generated */         i++;
/* Generated */    }
/* Generated */    i = startIdx;
/* Generated */    outIdx = 0;
/* Generated */    do
/* Generated */    {
/* Generated */         if( TA_CANDLECOLOR(i-2) == -1 &&                                    // 1st black
/* Generated */             TA_CANDLECOLOR(i-1) == -1 &&                                    // 2nd black
/* Generated */             TA_CANDLECOLOR(i) == -1 &&                                      // 3rd black
/* Generated */                                                                             // 1st: long
/* Generated */             TA_REALBODY(i-2) > TA_CANDLEAVERAGE( BodyLong, BodyLongPeriodTotal, i-2 ) &&
/* Generated */                                                                             //      with long lower shadow
/* Generated */             TA_LOWERSHADOW(i-2) > TA_CANDLEAVERAGE( ShadowLong, ShadowLongPeriodTotal, i-2 ) &&
/* Generated */             TA_REALBODY(i-1) < TA_REALBODY(i-2) &&                          // 2nd: smaller candle
/* Generated */             inOpen[i-1] > inClose[i-2] && inOpen[i-1] <= inHigh[i-2] &&     //      that opens higher but within 1st range
/* Generated */             inLow[i-1] < inClose[i-2] &&                                    //      and trades lower than 1st close
/* Generated */             inLow[i-1] >= inLow[i-2] &&                                     //      but not lower than 1st low
/* Generated */                                                                             //      and has a lower shadow
/* Generated */             TA_LOWERSHADOW(i-1) > TA_CANDLEAVERAGE( ShadowVeryShort, ShadowVeryShortPeriodTotal[1], i-1 ) &&
/* Generated */                                                                             // 3rd: small marubozu
/* Generated */             TA_REALBODY(i) < TA_CANDLEAVERAGE( BodyShort, BodyShortPeriodTotal, i ) &&
/* Generated */             TA_LOWERSHADOW(i) < TA_CANDLEAVERAGE( ShadowVeryShort, ShadowVeryShortPeriodTotal[0], i ) &&
/* Generated */             TA_UPPERSHADOW(i) < TA_CANDLEAVERAGE( ShadowVeryShort, ShadowVeryShortPeriodTotal[0], i ) &&
/* Generated */             inLow[i] > inLow[i-1] && inHigh[i] < inHigh[i-1]                //      engulfed by prior candle's range
/* Generated */           )
/* Generated */             outInteger[outIdx++] = 100;
/* Generated */         else
/* Generated */             outInteger[outIdx++] = 0;
/* Generated */         BodyLongPeriodTotal += TA_CANDLERANGE( BodyLong, i-2 ) 
/* Generated */                              - TA_CANDLERANGE( BodyLong, BodyLongTrailingIdx-2 );
/* Generated */         ShadowLongPeriodTotal += TA_CANDLERANGE( ShadowLong, i-2 ) 
/* Generated */                                - TA_CANDLERANGE( ShadowLong, ShadowLongTrailingIdx-2 );
/* Generated */         for (totIdx = 1; totIdx >= 0; --totIdx)
/* Generated */             ShadowVeryShortPeriodTotal[totIdx] += TA_CANDLERANGE( ShadowVeryShort, i-totIdx ) 
/* Generated */                                                 - TA_CANDLERANGE( ShadowVeryShort, ShadowVeryShortTrailingIdx-totIdx );
/* Generated */         BodyShortPeriodTotal += TA_CANDLERANGE( BodyShort, i ) 
/* Generated */                               - TA_CANDLERANGE( BodyShort, BodyShortTrailingIdx );
/* Generated */         i++; 
/* Generated */         BodyLongTrailingIdx++;
/* Generated */         ShadowLongTrailingIdx++;
/* Generated */         ShadowVeryShortTrailingIdx++;
/* Generated */         BodyShortTrailingIdx++;
/* Generated */    } while( i <= endIdx );
/* Generated */    VALUE_HANDLE_DEREF(outNBElement) = outIdx;
/* Generated */    VALUE_HANDLE_DEREF(outBegIdx)    = startIdx;
/* Generated */    return ENUM_VALUE(RetCode,TA_SUCCESS,Success);
/* Generated */ }
/* Generated */ 
/* Generated */ #if defined( _MANAGED )
/* Generated */ }}} // Close namespace TicTacTec.TA.Lib
/* Generated */ #endif
/**** END GENCODE SECTION 5 - DO NOT DELETE THIS LINE ****/