Recently in written with qt machine, waveform data much drag appears very caton, so ask you have any good solution

CodePudding user response:

What kind of paintings of waveform data?

CodePudding user response:

Backend data frequently sent to the front, can lead to main process have been received data processing, users click event processing will not in time, so feel caton,
Suggestion: increase the thread receives the back-end data, don't let main process the received data to refresh, let the main process according to certain frequency refresh, guarantee the interface refresh frames 60 or so;

CodePudding user response:

Estimation is you don't have the data to remove it before!