/*
* This file is part of Bitsquare.
*
* Bitsquare is free software: you can redistribute it and/or modify it
* under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or (at
* your option) any later version.
*
* Bitsquare is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public
* License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with Bitsquare. If not, see <http://www.gnu.org/licenses/>.
*/
package io.bitsquare.gui.util;
import com.google.common.base.Stopwatch;
import javafx.animation.AnimationTimer;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.concurrent.TimeUnit;
public class GUIProfiler {
private static final Logger log = LoggerFactory.getLogger(GUIProfiler.class);
private static final Stopwatch globalStopwatch = Stopwatch.createStarted();
private static final ThreadLocal<Stopwatch> threadStopwatch = ThreadLocal.withInitial(Stopwatch::createStarted);
private static final ThreadLocal<Long> last = ThreadLocal.withInitial(() -> 0L);
private static long lastFPSTime = System.currentTimeMillis();
public static void printMsgWithTime(String msg) {
final long elapsed = threadStopwatch.get().elapsed(TimeUnit.MILLISECONDS);
log.trace("\n\nCalled by: {} \nElapsed time: {}ms \nTotal time: {}ms\n\n",
msg, elapsed - last.get(), globalStopwatch.elapsed(TimeUnit.MILLISECONDS));
last.set(elapsed);
}
public static void init() {
AnimationTimer fpsTimer = new AnimationTimer() {
@Override
public void handle(long l) {
long elapsed = (System.currentTimeMillis() - lastFPSTime);
if (elapsed > 50)
log.trace("Profiler: last frame used {}ms", elapsed);
lastFPSTime = System.currentTimeMillis();
}
};
fpsTimer.start();
}
}