lwjgl/src/java/org/lwjgl/opencl/CLEventCallback.java

77 lines
2.8 KiB
Java

/*
* Copyright (c) 2002-2010 LWJGL Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of 'LWJGL' nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package org.lwjgl.opencl;
import org.lwjgl.PointerWrapperAbstract;
/**
* Instances of this class can be used to handle OpenCL event callbacks. A single
* CLEventCallback instance should only be used on events generated from the same
* CLCommandQueue or on user events associated with the same CLContext.
*
* @author Spasi
*/
public abstract class CLEventCallback extends PointerWrapperAbstract {
private CLObjectRegistry<CLEvent> eventRegistry;
protected CLEventCallback() {
super(CallbackUtil.getEventCallback());
}
/**
* Sets the eventRegistry that contains the CLEvents to which we're registered.
*
* @param eventRegistry the CLEvent object registry
*/
void setRegistry(final CLObjectRegistry<CLEvent> eventRegistry) {
this.eventRegistry = eventRegistry;
}
/**
* Called from native code.
*
* @param event_address the CLEvent object pointer
*/
private void handleMessage(long event_address, int event_command_exec_status) {
handleMessage(eventRegistry.getObject(event_address), event_command_exec_status);
}
/**
* The callback method.
*
* @param event the CLEvent object
* @param event_command_exec_status the execution status
*/
protected abstract void handleMessage(CLEvent event, int event_command_exec_status);
}