alma_crossings

//@version=3
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study(title="ALMA Crossings", shorttitle="ALMA Crossings", overlay=true, precision=1)
length0 = input(5)
length1 = input(21)
length2 = input(55)
length3 = input(144)
offset = input(0.75, step=0.05, minval=0.05)
sigma = input(4, step=1, minval=1)
masterxo = input(false, title="Show crossings?")

price = close

ma0 = alma(price, length0, offset, sigma)
ma1 = alma(price, length1, offset, sigma)
ma2 = alma(price, length2, offset, sigma)
ma3 = alma(price, length3, offset, sigma)

plot(ma0, color=aqua, transp=0, linewidth=2)
plot(ma1, color=yellow, transp=0, linewidth=2)
plot(ma2, color=red, transp=0, linewidth=2)
plot(ma3, color=fuchsia, transp=0, linewidth=2)

shortxo = crossunder(ma0, ma1)
longxo = crossover(ma0, ma1)

plotshape(masterxo and shortxo, style=shape.diamond, color=#FF0000, transp=0, editable=false, size=size.tiny, title="Short", location=location.abovebar)
plotshape(masterxo and longxo, style=shape.diamond, color=#00FF00, transp=0, editable=false, size=size.tiny, title="Long", location=location.belowbar)