UI: reducing CPU usage from 13% to 4% when offroad (#19575)
* Accurately control the UI frequency * helper function sleep_forpull/19644/head
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041fbbf725
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a4afc03a73
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@ -7,6 +7,8 @@
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#include <memory>
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#include <sstream>
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#include <fstream>
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#include <thread>
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#include <chrono>
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namespace util {
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@ -69,7 +71,9 @@ inline std::string getenv_default(const char* env_var, const char * suffix, cons
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}
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}
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inline void sleep_for(const int milliseconds) {
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std::this_thread::sleep_for(std::chrono::milliseconds(milliseconds));
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}
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}
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struct unique_fd {
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@ -148,7 +148,7 @@ int main(int argc, char* argv[]) {
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while (!do_exit) {
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if (!s->started) {
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usleep(50 * 1000);
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util::sleep_for(50);
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}
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double u1 = millis_since_boot();
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