RSI with BG

This is a standard RSI indicator with Background colour and the option to draw the Background colour of the next higher timeframe.
Unfortunately, the 3D timeframe is not working properly (weekly background is not displayed). This is the same problem as with the MACD BG study.

Versionshinweise: This is a standard RSI indicator with Background colour and the option to draw the Background colour of the next higher timeframe.

RSI color added for current TF.

Versionshinweise: Screenshot issue.

Versionshinweise: Added:

4H RSI projection for 1H and 2H

optional overbought and oversold levels

optional two experimental signals
(two RSI cross in conjunction with an additional RSI filter and Williams Fractals in conjunction with RSI filter, must be adapted to favorised timeframe, use in conjunction with other indicators )

Versionshinweise: Screenshot issue.

Versionshinweise: Added 1H bg-projection for 15 min.

Versionshinweise: minor improvements

Versionshinweise: MTF histogram added (4H, D, W, M)

Versionshinweise: Some code improvement.