From 466003a283383ef7eddb0a8e2dc0cd0a72d8072e Mon Sep 17 00:00:00 2001 From: David Shah Date: Mon, 16 Jan 2017 17:23:49 +0000 Subject: [PATCH] Improve responsivity at lower sample rates --- linux-app/ui-test/RFThread.cpp | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/linux-app/ui-test/RFThread.cpp b/linux-app/ui-test/RFThread.cpp index 8cd04ef..b25577f 100644 --- a/linux-app/ui-test/RFThread.cpp +++ b/linux-app/ui-test/RFThread.cpp @@ -391,10 +391,14 @@ void RFThread::thread_main() { endSettingChange(); } // do Rx - // get up to 256k samples per iteration + // get up to 256k samples per iteration; but don't spend more than 20ms + // doing so + auto rxstart = chrono::steady_clock::now(); temp_buf_ptr = temp_buf; for (int i = 0; i < 250; i++) { temp_buf_ptr += rx_get_data(temp_buf_ptr); + if ((chrono::steady_clock::now() - rxstart) > chrono::milliseconds(20)) + break; } { lock_guard guard(sample_buf_mutex);