drm_layer.h

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/*
    KWin - the KDE window manager
    This file is part of the KDE project.
 
    SPDX-FileCopyrightText: 2022 Xaver Hugl <xaver.hugl@gmail.com>
 
    SPDX-License-Identifier: GPL-2.0-or-later
*/
#pragma once
#include "core/outputlayer.h"
 
#include <QRegion>
#include <memory>
#include <optional>
 
namespace KWin
{
 
class SurfaceItem;
class DrmFramebuffer;
class GLTexture;
class DrmPipeline;
 
class DrmOutputLayer : public OutputLayer
{
public:
    virtual ~DrmOutputLayer();
 
    virtual std::shared_ptr<GLTexture> texture() const;
    virtual QRegion currentDamage() const;
    virtual void releaseBuffers() = 0;
};
 
class DrmPipelineLayer : public DrmOutputLayer
{
public:
    DrmPipelineLayer(DrmPipeline *pipeline);
 
    virtual bool checkTestBuffer() = 0;
    virtual std::shared_ptr<DrmFramebuffer> currentBuffer() const = 0;
    virtual bool hasDirectScanoutBuffer() const;
 
protected:
    DrmPipeline *const m_pipeline;
};
}