diff base/NonRTThread.cpp @ 96:1aebdc68ec6d

* Introduce simple non-RT thread base class * Rename MatrixFileCache to MatrixFile * some fixes & tidying
author Chris Cannam
date Thu, 04 May 2006 16:03:02 +0000
parents
children 9a44ccae165c
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/base/NonRTThread.cpp	Thu May 04 16:03:02 2006 +0000
@@ -0,0 +1,40 @@
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
+
+/*
+    Sonic Visualiser
+    An audio file viewer and annotation editor.
+    Centre for Digital Music, Queen Mary, University of London.
+    This file copyright 2006 Chris Cannam.
+    
+    This program is free software; you can redistribute it and/or
+    modify it under the terms of the GNU General Public License as
+    published by the Free Software Foundation; either version 2 of the
+    License, or (at your option) any later version.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+#include "NonRTThread.h"
+
+#include <pthread.h>
+
+NonRTThread::NonRTThread(QObject *parent) :
+    QThread(parent)
+{
+    setStackSize(512 * 1024);
+}
+
+void
+NonRTThread::start()
+{
+    QThread::start();
+
+#ifndef Q_WS_WIN32
+    struct sched_param param;
+    ::memset(&param, 0, sizeof(param));
+
+    if (::pthread_setschedparam(pthread_self(), SCHED_OTHER, &param)) {
+        ::perror("pthread_setschedparam to SCHED_OTHER failed");
+    }
+#endif
+}
+