//@version=4
study(title="Anand Traders - Advanced RIS", shorttitle="Anand Traders - Advanced RIS", format=format.price, precision=2, resolution="")
len = input(9, minval=1, title="Length")
src = input(close, "Source", type = input.source)
_rsi=rsi(src,len)

h_50=plot(50,color=color.green,style=plot.style_line, linewidth=1,title="Line -50 ")
p_rsi=plot(_rsi,color=color.black,style=plot.style_line,linewidth=2 ,title="RSI - Plot")
fill(p_rsi, h_50, color = _rsi > 50 ?  color.red:color.aqua,transp=50)

wma_21=wma(_rsi,21)
ema_3=ema(_rsi,3)

plot(wma_21, color=color.red, style=plot.style_line, linewidth=2, title="Strength")
plot(ema_3, color=color.green, style=plot.style_line, linewidth=2,title="Price")