[wayland] Move FramebufferQPainterBackend into backends/fbdev
This commit is contained in:
parent
06d8206192
commit
df6221ae4a
6 changed files with 159 additions and 102 deletions
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@ -437,6 +437,7 @@ if(HAVE_WAYLAND)
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${kwin_KDEINIT_SRCS}
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abstract_backend.cpp
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backends/fbdev/fb_backend.cpp
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backends/fbdev/scene_qpainter_fb_backend.cpp
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backends/fbdev/screens_fb.cpp
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backends/wayland/screens_wayland.cpp
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backends/x11/screens_x11windowed.cpp
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@ -20,7 +20,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "fb_backend.h"
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#include "composite.h"
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#include "logind.h"
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#include "scene_qpainter.h"
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#include "scene_qpainter_fb_backend.h"
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#include "screens_fb.h"
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#include "virtual_terminal.h"
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// Qt
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105
backends/fbdev/scene_qpainter_fb_backend.cpp
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105
backends/fbdev/scene_qpainter_fb_backend.cpp
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@ -0,0 +1,105 @@
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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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#include "scene_qpainter_fb_backend.h"
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#include "fb_backend.h"
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#include "composite.h"
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#include "cursor.h"
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#include "virtual_terminal.h"
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// Qt
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#include <QPainter>
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namespace KWin
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{
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FramebufferQPainterBackend::FramebufferQPainterBackend(FramebufferBackend *backend)
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: QObject()
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, QPainterBackend()
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, m_renderBuffer(backend->size(), QImage::Format_RGB32)
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, m_backend(backend)
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{
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m_renderBuffer.fill(Qt::black);
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m_backend->map();
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m_backBuffer = QImage((uchar*)backend->mappedMemory(),
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backend->bytesPerLine() / (backend->bitsPerPixel() / 8),
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backend->bufferSize() / backend->bytesPerLine(),
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backend->bytesPerLine(), backend->imageFormat());
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m_backBuffer.fill(Qt::black);
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connect(VirtualTerminal::self(), &VirtualTerminal::activeChanged, this,
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[this] (bool active) {
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if (active) {
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Compositor::self()->bufferSwapComplete();
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Compositor::self()->addRepaintFull();
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} else {
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Compositor::self()->aboutToSwapBuffers();
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}
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}
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);
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}
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FramebufferQPainterBackend::~FramebufferQPainterBackend() = default;
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QImage *FramebufferQPainterBackend::buffer()
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{
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return &m_renderBuffer;
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}
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bool FramebufferQPainterBackend::needsFullRepaint() const
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{
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return false;
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}
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void FramebufferQPainterBackend::prepareRenderingFrame()
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{
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}
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void FramebufferQPainterBackend::present(int mask, const QRegion &damage)
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{
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Q_UNUSED(mask)
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Q_UNUSED(damage)
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if (!VirtualTerminal::self()->isActive()) {
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return;
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}
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QPainter p(&m_backBuffer);
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p.drawImage(QPoint(0, 0), m_renderBuffer);
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}
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bool FramebufferQPainterBackend::usesOverlayWindow() const
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{
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return false;
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}
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void FramebufferQPainterBackend::renderCursor(QPainter *painter)
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{
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if (!m_backend->usesSoftwareCursor()) {
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return;
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}
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const QImage img = m_backend->softwareCursor();
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if (img.isNull()) {
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return;
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}
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const QPoint cursorPos = Cursor::pos();
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const QPoint hotspot = m_backend->softwareCursorHotspot();
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painter->drawImage(cursorPos - hotspot, img);
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m_backend->markCursorAsRendered();
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}
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}
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52
backends/fbdev/scene_qpainter_fb_backend.h
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52
backends/fbdev/scene_qpainter_fb_backend.h
Normal file
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@ -0,0 +1,52 @@
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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_SCENE_QPAINTER_FB_BACKEND_H
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#define KWIN_SCENE_QPAINTER_FB_BACKEND_H
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#include "scene_qpainter.h"
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#include <QObject>
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namespace KWin
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{
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class FramebufferBackend;
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class FramebufferQPainterBackend : public QObject, public QPainterBackend
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{
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Q_OBJECT
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public:
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FramebufferQPainterBackend(FramebufferBackend *backend);
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virtual ~FramebufferQPainterBackend();
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QImage *buffer() override;
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bool needsFullRepaint() const override;
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bool usesOverlayWindow() const override;
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void prepareRenderingFrame() override;
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void present(int mask, const QRegion &damage) override;
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void renderCursor(QPainter *painter) override;
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private:
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QImage m_renderBuffer;
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QImage m_backBuffer;
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FramebufferBackend *m_backend;
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};
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}
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#endif
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@ -28,8 +28,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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#include "screens.h"
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#include "toplevel.h"
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#if HAVE_WAYLAND
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#include "backends/fbdev/fb_backend.h"
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#include "virtual_terminal.h"
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#include "backends/wayland/wayland_backend.h"
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#include "wayland_server.h"
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#include "backends/x11/x11windowed_backend.h"
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@ -266,84 +264,6 @@ bool X11WindowedQPainterBackend::usesOverlayWindow() const
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return false;
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}
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//****************************************
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// FramebufferBackend
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//****************************************
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FramebufferQPainterBackend::FramebufferQPainterBackend(FramebufferBackend *backend)
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: QObject()
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, QPainterBackend()
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, m_renderBuffer(backend->size(), QImage::Format_RGB32)
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, m_backend(backend)
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{
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m_renderBuffer.fill(Qt::black);
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m_backend->map();
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m_backBuffer = QImage((uchar*)backend->mappedMemory(),
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backend->bytesPerLine() / (backend->bitsPerPixel() / 8),
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backend->bufferSize() / backend->bytesPerLine(),
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backend->bytesPerLine(), backend->imageFormat());
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m_backBuffer.fill(Qt::black);
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connect(VirtualTerminal::self(), &VirtualTerminal::activeChanged, this,
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[this] (bool active) {
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if (active) {
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Compositor::self()->bufferSwapComplete();
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Compositor::self()->addRepaintFull();
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} else {
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Compositor::self()->aboutToSwapBuffers();
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}
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}
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);
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}
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FramebufferQPainterBackend::~FramebufferQPainterBackend() = default;
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QImage *FramebufferQPainterBackend::buffer()
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{
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return &m_renderBuffer;
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}
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bool FramebufferQPainterBackend::needsFullRepaint() const
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{
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return false;
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}
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void FramebufferQPainterBackend::prepareRenderingFrame()
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{
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}
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void FramebufferQPainterBackend::present(int mask, const QRegion &damage)
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{
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Q_UNUSED(mask)
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Q_UNUSED(damage)
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if (!VirtualTerminal::self()->isActive()) {
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return;
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}
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QPainter p(&m_backBuffer);
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p.drawImage(QPoint(0, 0), m_renderBuffer);
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}
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bool FramebufferQPainterBackend::usesOverlayWindow() const
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{
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return false;
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}
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void FramebufferQPainterBackend::renderCursor(QPainter *painter)
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{
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if (!m_backend->usesSoftwareCursor()) {
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return;
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}
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const QImage img = m_backend->softwareCursor();
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if (img.isNull()) {
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return;
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}
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const QPoint cursorPos = Cursor::pos();
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const QPoint hotspot = m_backend->softwareCursorHotspot();
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painter->drawImage(cursorPos - hotspot, img);
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m_backend->markCursorAsRendered();
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}
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#endif
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//****************************************
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@ -44,7 +44,6 @@ namespace Wayland
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{
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class WaylandBackend;
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}
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class FramebufferBackend;
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class X11WindowedBackend;
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class QPainterBackend
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X11WindowedBackend *m_backend;
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};
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class FramebufferQPainterBackend : public QObject, public QPainterBackend
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{
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Q_OBJECT
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public:
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FramebufferQPainterBackend(FramebufferBackend *backend);
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virtual ~FramebufferQPainterBackend();
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QImage *buffer() override;
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bool needsFullRepaint() const override;
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bool usesOverlayWindow() const override;
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void prepareRenderingFrame() override;
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void present(int mask, const QRegion &damage) override;
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void renderCursor(QPainter *painter) override;
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private:
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QImage m_renderBuffer;
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QImage m_backBuffer;
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FramebufferBackend *m_backend;
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};
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#endif
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class SceneQPainter : public Scene
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