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/**
* Author: Sven Gothel <sgothel@jausoft.com>
* Copyright (c) 2023 Gothel Software e.K.
* Copyright (c) 2023 JogAmp Community.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
package com.jogamp.common.util;
import java.io.PrintStream;
import com.jogamp.common.os.Clock;
/**
* Simple performance counter controller.
* <p>
* Implementation is expected to utilize nanosecond counter since module start,
* e.g. {@link Clock#currentNanos()}.
* </p>
*/
public interface PerfCounterCtrl {
/** Enable or disable performance counter. */
void enable(final boolean enable);
/** Clear performance counter. */
void clear();
/** Return the total duration in nanoseconds, covering all sub-counter. */
long getTotalDuration();
/** Print performance counter. */
void print(final PrintStream out);
}
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