Real author:
raff1410
Semaphore signal indicator based on the VolatilityQuality indicator algorithm.
The indicator uses SmoothAlgorithms.mqh library classes (copy it to <terminal_data_folder>\MQL5\Include). The use of the classes was thoroughly described in the article "Averaging Price Series for Intermediate Calculations Without Using Additional Buffers".

Figure 1. The VolatilityQualitySign indicator