-- More information about this indicator can be found at: -- http://fxcodebase.com/code/viewtopic.php?f=17&t=22578 -- Id: 7164 --+------------------------------------------------------------------+ --| Copyright © 2018, Gehtsoft USA LLC | --| http://fxcodebase.com | --+------------------------------------------------------------------+ --| Developed by : Mario Jemic | --| mario.jemic@gmail.com | --+------------------------------------------------------------------+ --| Support our efforts by donating | --| Paypal : https://goo.gl/9Rj74e | --| Patreon : https://goo.gl/GdXWeN | --| BitCoin : 15VCJTLaz12Amr7adHSBtL9v8XomURo9RF | --| BitCoin Cash : 1BEtS465S3Su438Kc58h2sqvVvHK9Mijtg | --| Ethereum : 0x8C110cD61538fb6d7A2B47858F0c0AaBd663068D | --| LiteCoin : LLU8PSY2vsq7B9kRELLZQcKf5nJQrdeqwD | --+------------------------------------------------------------------+ -- Indicator profile initialization routine -- Defines indicator profile properties and indicator parameters -- TODO: Add minimal and maximal value of numeric parameters and default color of the streams function Init() indicator:name("Trix Trend Cycle"); indicator:description("Trix Trend Cycle"); indicator:requiredSource(core.Bar); indicator:type(core.Oscillator); indicator.parameters:addGroup("Calculation"); indicator.parameters:addInteger("TrixPeriod", "Period", "Period", 4); indicator.parameters:addGroup("Style"); indicator.parameters:addColor("TTC_color", "Color of TTC", "Color of TTC", core.rgb(255, 0, 0)); indicator.parameters:addInteger("width", "Line width", "", 1, 1, 5); indicator.parameters:addInteger("style", "Line style", "", core.LINE_SOLID); indicator.parameters:setFlag("style", core.FLAG_LINE_STYLE); end -- Indicator instance initialization routine -- Processes indicator parameters and creates output streams -- TODO: Refine the first period calculation for each of the output streams. -- TODO: Calculate all constants, create instances all subsequent indicators and load all required libraries -- Parameters block local TrixPeriod; local first; local source = nil; local alphaCD = 2.0 / (1.0 + 3.0); -- Streams block local TTC = nil; local trix_buffer1, trix_buffer2, trix_buffer3,raw; local cdBuffer,fastKBuffer,fastDBuffer,fastKKBuffer; -- Routine function Prepare(nameOnly) TrixPeriod = instance.parameters.TrixPeriod; source = instance.source; local name = profile:id() .. "(" .. source:name() .. ", " .. tostring(TrixPeriod) .. ")"; instance:name(name); if nameOnly then return; end fastDBuffer= instance:addInternalStream(0, 0); fastKKBuffer= instance:addInternalStream(0, 0); fastKBuffer= instance:addInternalStream(0, 0); raw= instance:addInternalStream(0, 0); cdBuffer= instance:addInternalStream(0, 0); trix_buffer1=core.indicators:create("SMMA", raw, TrixPeriod); trix_buffer2=core.indicators:create("SMMA", trix_buffer1.DATA, TrixPeriod); trix_buffer3=core.indicators:create("EMA", trix_buffer2.DATA, TrixPeriod); first = trix_buffer3.DATA:first(); if (not (nameOnly)) then TTC = instance:addStream("TTC", core.Line, name, "TTC", instance.parameters.TTC_color, first); TTC:setPrecision(math.max(2, instance.source:getPrecision())); TTC:setWidth(instance.parameters.width); TTC:setStyle(instance.parameters.style); end end -- Indicator calculation routine -- TODO: Add your code for calculation output values function Update(period, mode) raw[period]= source.close[period]+source.high[period]+source.low[period]; trix_buffer1:update(mode); trix_buffer2:update(mode); trix_buffer3:update(mode); if period < first or not source:hasData(period) then return; end cdBuffer[period] = cdBuffer[period-1]+alphaCD*(trix_buffer3.DATA[period]-trix_buffer3.DATA[period-1]); local lowCd = mathex.min (cdBuffer, period- TrixPeriod+1 , period ); local highCd = mathex.max (cdBuffer, period- TrixPeriod+1 , period )-lowCd; if highCd > 0 then fastKBuffer[period] = 100*((cdBuffer[period]-lowCd)/highCd); else fastKBuffer[period] = fastKBuffer[period-1]; end fastDBuffer[period] = fastDBuffer[period-1]+0.5*(fastKBuffer[period]-fastDBuffer[period-1]); --------------------------------------- local lowStoch = mathex.min (fastDBuffer, period- TrixPeriod+1 , period ); local highStoch = mathex.max (fastDBuffer, period- TrixPeriod+1 , period )-lowStoch; if highStoch > 0 then fastKKBuffer[period] = 100*((fastDBuffer[period]-lowStoch)/highStoch); else fastKKBuffer[period] = fastKKBuffer[period-1]; end TTC[period] = TTC[period-1]+0.5*(fastKKBuffer[period]-TTC[period-1]); end