[RS]Temporal Extrapolated Volume Rate Of Power V0

EXPERIMENTAL: method to read volume rate of power from extrapolated volume from moving price.

Open-source script

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study(title="[RS]Temporal Extrapolated Volume Rate Of Power V0", shorttitle="[RS]TEV.ROP.V0", overlay=false)
tf = input("1")
tf_period = input(60)
use_ha = input(false)
normalize_volume = input(false)

tv = sum(high-low, tf_period)
nv = sum(close < open ? open-close : 0, tf_period)
pv = sum(close > open ? close-open : 0, tf_period)

tv_s = use_ha ? security(heikenashi(tickerid), tf, tv) : security(tickerid, tf, tv)
nv_s = use_ha ? security(heikenashi(tickerid), tf, nv) : security(tickerid, tf, nv)
pv_s = use_ha ? security(heikenashi(tickerid), tf, pv) : security(tickerid, tf, pv)

normalized_volume = normalize_volume ? sum(tv_s, 100)/100 : tv_s

bull_power = pv_s > nv_s ? (pv_s/normalized_volume)*100 : 0
bear_power = pv_s < nv_s ? (nv_s/normalized_volume)*100 : 0

reversal_alert = pv_s > nv_s ? (nv_s/normalized_volume)*100 : nv_s > pv_s ? (pv_s/normalized_volume)*100 : 0
//reversal_alert = pv_s > nv_s ? (nv_s/(tv_s-pv_s))*100 : nv_s > pv_s ? (pv_s/(tv_s-nv_s))*100 : 0
plot(reversal_alert, style=line, color=black, linewidth=2)
plot(bear_power, style=columns, color=maroon)
plot(bull_power, style=columns, color=green)

hline(0)
hline(50)
hline(100)

isBull()=>bull_power > reversal_alert
isBear()=>bear_power > reversal_alert
noResistance()=>reversal_alert <= 5
isResistanceRising()=>rising(reversal_alert, 2) and reversal_alert > 5
isResistancefalling()=>falling(reversal_alert, 2)

barColorCondition = isBull() and noResistance() ? green :
        isBull() and isResistanceRising() ? olive :
        isBear() and noResistance() ? maroon :
        isBear() and isResistanceRising() ? orange :
        bull_power > reversal_alert ? lime :
        bear_power > reversal_alert ? red : yellow
showBarColor = input(true)
barcolor(not showBarColor ? na : barColorCondition)

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