/*******************************************************************************
* Copyright 2011 See AUTHORS file.
*
* Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on
* an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the
* specific language governing permissions and limitations under the License.
******************************************************************************/
package com.badlogic.gdx.graphics;
import com.badlogic.gdx.Gdx;
/**
* A simple helper class to log the frames per seconds achieved. Just invoke the {@link #log()} method in your rendering
* method. The output will be logged once per second.
*
* @author mzechner
*/
public class FPSLogger {
long startTime;
public FPSLogger() {
startTime = System.currentTimeMillis();
}
/** Logs the current frames per second to the console. */
public void log() {
if (System.currentTimeMillis() - startTime > 1000) {
Gdx.app.log("FPSLogger", "fps: " + Gdx.graphics.getFramesPerSecond());
startTime = System.currentTimeMillis();
}
}
}