Buongiorno,
sono a richiedere cortese traduzione codice in oggetto che sembra molto interessante, semrerebbe canale di Donchian con l’aggiunta dell’analisi volumetrica con il POC.
Ringrazio sempre per la cortese collaborazione.
https://it.tradingview.com/script/fy2QqfLG-Rolling-Point-of-Control-POC-AlgoAlpha/
//@version=5
indicator(“Rolling Point of Control [AlgoAlpha]”, “AlgoAlpha – Rolling POC”,overlay = true, max_boxes_count = 500)
ptype = input.string(“Volume Profile”, “Profile Type”, [“Volume Profile”, “Price Profile”])
plook = input.int(40, “Profile Lookback”)
res = input.int(15, “Profile Resolution”)
scale = input.int(30, “Profile Horizontal Scale”)
hlen = input.int(25, “Trend Period”)
s = input.bool(true, “Smooth POC”)
f = input.bool(true, “Show Fill”)
h = input.bool(true, “Show Profile”)
t = input.bool(false, “Show Trend”)
green = input.color(#00ffbb, “Up Color”)
red = input.color(#ff1100, “Down Color”)
yel = input.color(color.yellow, “Highlight Color”)
neut = chart.fg_color
var poc = 0.0
var left = 0
top_boundaries = array.new_float(res)
bottom_boundaries = array.new_float(res)
binlen = array.new_float(res)
var boxes = array.new_box()
var lines = array.new_line()
highs = array.new_float()
lows = array.new_float()
volumes = array.new_float()
for i = 0 to bar_index – (bar_index – plook)
highs.push(high[i])
lows.push(low[i])
volumes.push(volume[i])
maxx = array.max(highs)
minn = array.min(lows)
size = array.size(highs)
while boxes.size() > 0
boxes.shift().delete()
while lines.size() > 0
lines.shift().delete()
if size > 0
step = (maxx – minn) / res
granularity = res
for i = 0 to granularity – 1
bin_size = 0.0
bottom = minn + (i*step)
top = minn + ( (i+1)*step )
bottom_boundaries.insert(i, bottom)
top_boundaries.insert(i, top)
for j = 0 to array.size(highs) – 1
candle_above_hbar = lows.get(j) > top
candle_below_hbar = highs.get(j) < bottom
is_candle_in_bucket = not (candle_above_hbar or candle_below_hbar)
bin_size += is_candle_in_bucket ? (ptype == “Volume Profile” ? volumes.get(j) : 1) : 0
array.insert(binlen, i, bin_size)
boc = binlen.max()
boci = binlen.indexof(boc) > 0 ? binlen.indexof(boc) : 0
poc := math.avg(top_boundaries.get(boci), bottom_boundaries.get(boci))
hpoc = ta.wma(poc, hlen)
rh = ta.highest(plook)
rl = ta.lowest(plook)
for i = 0 to res – 1
box_right = bar_index + 7 + scale//binlen.max()
box_left = box_right – math.round(binlen.get(i))/math.round(binlen.max()) * scale
box_top = array.get(top_boundaries, i)
box_bottom = array.get(bottom_boundaries, i)
left := box_left
boxes.push(h ? box.new(box_left, box_top, box_right, box_bottom, border_style = line.style_solid, border_color = color.black, border_width = 1, bgcolor = binlen.max() == binlen.get(i) ? yel : neut) : na)
lines.push(h ? line.new(bar_index, poc, left, poc, color = yel) : na)
poc := s ? ta.sma(poc, math.round(math.sqrt(plook))) : poc // smoothens POC after line is drawn
pocgreen = color.from_gradient(close-poc, 0, ta.highest(close-poc, plook/2), color.new(green, 0), color.new(chart.fg_color, 40))
pocred = color.from_gradient(poc-close, 0, ta.highest(poc-close, plook/2), color.new(red, 0), color.new(chart.fg_color, 40))
rangehighcol = color.from_gradient(rh-close, 0, ta.highest(rh-close, plook/2), color.new(neut, 0), color.new(chart.fg_color, 90))
rangelowcol = color.from_gradient(close-rl, 0, ta.highest(close-rl, plook/2), color.new(neut, 0), color.new(chart.fg_color, 90))
price = plot(close > poc ? low : high, display = display.none)
pocline = plot(poc, color = close > poc ? pocgreen : pocred)
hma = plot(hpoc, color = hpoc > hpoc[1] ? green : red, display = t ? display.all : display.none)
hma1 = plot(hpoc[1], color = hpoc > hpoc[1] ? green : red, display = t ? display.all : display.none)
plot(rh, color = rangehighcol)
plot(rl, color = rangelowcol)
fill(price, pocline, close > poc ? low : high, poc, close > poc ? color.new(green, 100) : color.new(red, 100), close > poc ? color.new(green, 60) : color.new(red, 60), display = f ? display.all : display.none)
fill(hma, hma1, hpoc > hpoc[1] ? green : red, display = t ? display.all : display.none)
//Alerts
alertcondition(ta.cross(close, poc), “Price Crossing Point of Control”)
alertcondition(ta.crossover(close, poc), “Price Crossing Over Point of Control”)
alertcondition(ta.crossunder(close, poc), “Price Crossing Under Point of Control”)
alertcondition(ta.cross(hpoc, hpoc[1]), “Trend Change”)
alertcondition(ta.crossover(hpoc, hpoc[1]), “Bullish Trend Change”)
alertcondition(ta.crossunder(hpoc, hpoc[1]), “Bearish Trend Change”)
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