eglnativefence.h

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/*
    SPDX-FileCopyrightText: 2020 Vlad Zahorodnii <vlad.zahorodnii@kde.org>
 
    SPDX-License-Identifier: GPL-2.0-or-later
*/
 
#pragma once
 
#include <epoxy/egl.h>
 
#include "kwin_export.h"
#include "utils/filedescriptor.h"
 
namespace KWin
{
 
class EglDisplay;
 
class KWIN_EXPORT EGLNativeFence
{
public:
    explicit EGLNativeFence(EglDisplay *display);
    explicit EGLNativeFence(EglDisplay *display, EGLSyncKHR sync);
    EGLNativeFence(EGLNativeFence &&) = delete;
    EGLNativeFence(const EGLNativeFence &) = delete;
    ~EGLNativeFence();
 
    bool isValid() const;
    const FileDescriptor &fileDescriptor() const;
    bool waitSync() const;
 
    static EGLNativeFence importFence(EglDisplay *display, FileDescriptor &&fd);
 
private:
    EGLSyncKHR m_sync = EGL_NO_SYNC_KHR;
    EglDisplay *m_display = nullptr;
    FileDescriptor m_fileDescriptor;
};
 
} // namespace KWin