Holà. Ici vous avez le code. C'est quelque chose de différent qui fait que le support du MACD est actualisé à chaque pas du MACD sur la ligne 0. Personnellement, cela me paraît plus intéressant.

//---------------------------------------------------------------------------------//
//PRC_MACD Fake Filter
//version = 0
//10.07.2024
//Iván González @ www.prorealcode.com
//Sharing ProRealTime knowledge
//---------------------------------------------------------------------------------//
//-----Inputs----------------------------------------------------------------------//
fastlength=12
slowlength=26
signalLength=9
src=close
smasource=1
smasignal=1
//---------------------------------------------------------------------------------//
//-----MACD------------------------------------------------------------------------//
fastema=average[fastlength,smasource](src)
slowema=average[slowlength,smasource](src)
mymacd=fastema-slowema
signal=average[signalLength,smasignal](mymacd)
histo=mymacd-signal
//---------------------------------------------------------------------------------//
//-----MACD average wave height calculation----------------------------------------//
if mymacd crosses over 0 then
activeWave=1
elsif mymacd crosses under 0 then
activeWave=-1
endif

if activeWave=1 then
cumDnBar=0
CumDnMACD=0
cumUpBar=cumUpBar+1
CumUpMACD=CumUpMACD+mymacd
PositiveAverageHeight=CumUpMACD/cumUpBar
NegativeAverageHeight=NegativeAverageHeight
endif

if activeWave=-1 then
cumDnBar=cumDnBar+1
CumDnMACD=CumDnMACD+mymacd
cumUpBar=0
CumUpMACD=0
PositiveAverageHeight=PositiveAverageHeight
NegativeAverageHeight=CumDnMACD/cumDnBar
endif
//---------------------------------------------------------------------------------//
BearishCrossunder = mymacd crosses under signal
BullishCrossover = mymacd crosses over signal
//---------------------------------------------------------------------------------//
//---------------------------------------------------------------------------------//
crossUnderAboveAvg = BearishCrossunder and mymacd > PositiveAverageHeight
crossAboveBelowAvg = BullishCrossover and mymacd < NegativeAverageHeight
//---------------------------------------------------------------------------------//
//---------------------------------------------------------------------------------//
if crossUnderAboveAvg then
drawarrowdown(barindex,signal)coloured("red")
elsif crossAboveBelowAvg then
drawarrowup(barindex,signal)coloured("lightgreen")
endif
//---------------------------------------------------------------------------------//
//---------------------------------------------------------------------------------//
if histo > 0 then
if histo<histo[1] then
r=0
g=128
b=0
else
r=50
g=205
b=50
endif
else
if histo<histo[1] then
r=255
g=0
b=0
else
r=128
g=0
b=0
endif
endif
//---------------------------------------------------------------------------------//
return histo coloured(r,g,b)style(histogram),mymacd coloured("blue")style(line,2), signal coloured("orange")style(line,2), 0 as "zero" style(dottedline2)