eglcontext.h

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/*
    KWin - the KDE window manager
    This file is part of the KDE project.
 
    SPDX-FileCopyrightText: 2023 Xaver Hugl <xaver.hugl@gmail.com>
 
    SPDX-License-Identifier: GPL-2.0-or-later
*/
#pragma once
 
#include "opengl/gltexture.h"
#include "opengl/openglcontext.h"
 
#include <QByteArray>
#include <QList>
#include <epoxy/egl.h>
 
namespace KWin
{
 
class EglDisplay;
class ShaderManager;
struct DmaBufAttributes;
 
class KWIN_EXPORT EglContext : public OpenGlContext
{
public:
    EglContext(EglDisplay *display, EGLConfig config, ::EGLContext context);
    ~EglContext() override;
 
    bool makeCurrent(EGLSurface surface = EGL_NO_SURFACE) const;
    void doneCurrent() const;
    std::shared_ptr<GLTexture> importDmaBufAsTexture(const DmaBufAttributes &attributes) const;
 
    EglDisplay *displayObject() const;
    ::EGLContext handle() const;
    EGLConfig config() const;
    bool isValid() const;
    ShaderManager *shaderManager() const;
 
    static std::unique_ptr<EglContext> create(EglDisplay *display, EGLConfig config, ::EGLContext sharedContext);
 
private:
    static ::EGLContext createContext(EglDisplay *display, EGLConfig config, ::EGLContext sharedContext);
 
    EglDisplay *const m_display;
    const ::EGLContext m_handle;
    const EGLConfig m_config;
    std::unique_ptr<ShaderManager> m_shaderManager;
    uint32_t m_vao = 0;
};
 
}