org.lwjgl.opencl.CLEventCallback Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of lwjgl-opencl Show documentation

An open, royalty-free standard for cross-platform, parallel programming of diverse processors found in personal computers, servers, mobile devices and embedded platforms.

There is a newer version: 3.3.4

Show newest version

/*
 * Copyright LWJGL. All rights reserved.
 * License terms: https://www.lwjgl.org/license
 * MACHINE GENERATED FILE, DO NOT EDIT
 */
package org.lwjgl.opencl;

import org.lwjgl.system.*;

import static org.lwjgl.system.MemoryUtil.*;

/** Instances of this class may be passed to the {@link CL11#clSetEventCallback SetEventCallback} method. */
public abstract class CLEventCallback extends Callback implements CLEventCallbackI {

    /** Creates a {@code CLEventCallback} instance from the specified function pointer. */
    public static CLEventCallback create(long functionPointer) {
        if (functionPointer == NULL) {
            return null;
        }

        CLEventCallbackI instance = Callback.get(functionPointer);
        return instance instanceof CLEventCallback
            ? (CLEventCallback)instance
            : new Container(functionPointer, instance);
    }

    /** Creates a {@code CLEventCallback} instance that delegates to the specified {@code CLEventCallbackI} instance. */
    public static CLEventCallback create(CLEventCallbackI instance) {
        return instance instanceof CLEventCallback
            ? (CLEventCallback)instance
            : new Container(instance.address(), instance);
    }

    protected CLEventCallback() {
        super(SIGNATURE);
    }

    private CLEventCallback(long functionPointer) {
        super(functionPointer);
    }

    private static final class Container extends CLEventCallback {

        private final CLEventCallbackI delegate;

        Container(long functionPointer, CLEventCallbackI delegate) {
            super(functionPointer);
            this.delegate = delegate;
        }

        @Override
        public void invoke(long event, int event_command_exec_status, long user_data) {
            delegate.invoke(event, event_command_exec_status, user_data);
        }

    }

}