mirror of
https://github.com/mihakralj/QuanTAlib.git
synced 2026-07-28 01:37:43 +00:00
Miha Kralj
31 lines
1006 B
Plaintext
31 lines
1006 B
Plaintext
// Licensed under the Apache License, Version 2.0
|
|
// © mihakralj
|
|
//@version=6
|
|
indicator("Volume Accumulation (VA)", "VA", overlay=false)
|
|
|
|
//@function Calculates Volume Accumulation
|
|
//@param h High price series
|
|
//@param l Low price series
|
|
//@param c Close price series
|
|
//@param vol Volume series
|
|
//@returns Cumulative Volume Accumulation value
|
|
//@optimized for performance and dirty data
|
|
va(series float h=high, series float l=low, series float c=close, series float vol=volume) =>
|
|
float high_price = nz(h, close), float low_price = nz(l, close)
|
|
float close_price = nz(c, close), float volume_val = nz(vol, 0.0)
|
|
float midpoint = (high_price + low_price) / 2.0
|
|
float va_period = volume_val * (close_price - midpoint)
|
|
var float va_cumulative = 0.0
|
|
va_cumulative += va_period
|
|
va_cumulative
|
|
|
|
// ---------- Main loop ----------
|
|
|
|
// No inputs required - uses standard OHLC and volume data
|
|
|
|
// Calculation
|
|
va_value = va()
|
|
|
|
// Plot
|
|
plot(va_value, "VA", color=color.yellow, linewidth=2)
|