106 lines
3 KiB
C
106 lines
3 KiB
C
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/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2015 Martin Gräßlin <mgraesslin@kde.org>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#ifndef KWIN_ABSTRACT_EGL_BACKEND_H
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#define KWIN_ABSTRACT_EGL_BACKEND_H
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#include "scene_opengl.h"
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namespace KWin
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{
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class AbstractEglBackend : public OpenGLBackend
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{
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public:
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virtual ~AbstractEglBackend();
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bool makeCurrent() override;
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void doneCurrent() override;
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EGLDisplay eglDisplay() const {
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return m_display;
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}
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protected:
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AbstractEglBackend();
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EGLContext context() const {
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return m_context;
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}
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EGLSurface surface() const {
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return m_surface;
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}
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EGLConfig config() const {
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return m_config;
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}
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void setEglDisplay(const EGLDisplay &display) {
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m_display = display;
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}
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void setContext(const EGLContext &context) {
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m_context = context;
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}
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void setSurface(const EGLSurface &surface) {
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m_surface = surface;
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}
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void setConfig(const EGLConfig &config) {
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m_config = config;
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}
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void cleanup();
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bool initEglAPI();
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void initKWinGL();
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void initBufferAge();
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void initClientExtensions();
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void initWayland();
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bool hasClientExtension(const QByteArray &ext) const;
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private:
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EGLDisplay m_display = EGL_NO_DISPLAY;
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EGLSurface m_surface = EGL_NO_SURFACE;
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EGLContext m_context = EGL_NO_CONTEXT;
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EGLConfig m_config = nullptr;
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QList<QByteArray> m_clientExtensions;
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};
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class AbstractEglTexture : public SceneOpenGL::TexturePrivate
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{
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public:
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virtual ~AbstractEglTexture();
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bool loadTexture(WindowPixmap *pixmap) override;
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void updateTexture(WindowPixmap *pixmap) override;
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OpenGLBackend *backend() override;
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protected:
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AbstractEglTexture(SceneOpenGL::Texture *texture, AbstractEglBackend *backend);
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EGLImageKHR image() const {
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return m_image;
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}
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private:
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bool loadTexture(xcb_pixmap_t pix, const QSize &size);
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#if HAVE_WAYLAND
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bool loadShmTexture(const QPointer<KWayland::Server::BufferInterface> &buffer);
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bool loadEglTexture(const QPointer<KWayland::Server::BufferInterface> &buffer);
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EGLImageKHR attach(const QPointer<KWayland::Server::BufferInterface> &buffer);
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#endif
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SceneOpenGL::Texture *q;
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AbstractEglBackend *m_backend;
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EGLImageKHR m_image;
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};
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}
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#endif
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