[GCB]

Latest version with new inputs plus comments.

Price = Calculation of price to be used to determine trend. e.g. Close, or, (High+Low+Close)/3), etc.

PriceLength = Number of price bars to look back to determine trend.

VolLength = Number of volume bars to look back to determine volume trend.

ShowTrend = Paint the bars showing the trend. If false, up bars are green, down are red.

ShowVolume = Paint the bars show showing volume density. If false, all bars are the same density.