vec2 operator*(vec2 v) { return vec2::cross(*this,v); }

Prints thrown error message to stderr.

Purge the cache.

Push visual data; i.e. Main Waterfall (all frames) and Spectrum (active frame)

Called in an infinite loop, read SaopySDR device to build a 'this.numElems' sized batch of samples (SDRThreadIQData) and push it into iqDataOutQueue.