[wayland] Move FramebufferQPainterBackend into backends/fbdev

icc-effect-5.14.5
Martin Gräßlin 2015-05-05 15:04:15 +02:00
parent 06d8206192
commit df6221ae4a
6 changed files with 159 additions and 102 deletions

View File

@ -437,6 +437,7 @@ if(HAVE_WAYLAND)
${kwin_KDEINIT_SRCS}
abstract_backend.cpp
backends/fbdev/fb_backend.cpp
backends/fbdev/scene_qpainter_fb_backend.cpp
backends/fbdev/screens_fb.cpp
backends/wayland/screens_wayland.cpp
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/>.
#include "fb_backend.h"
#include "composite.h"
#include "logind.h"
#include "scene_qpainter.h"
#include "scene_qpainter_fb_backend.h"
#include "screens_fb.h"
#include "virtual_terminal.h"
// Qt

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@ -0,0 +1,105 @@
/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2015 Martin Gräßlin <mgraesslin@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#include "scene_qpainter_fb_backend.h"
#include "fb_backend.h"
#include "composite.h"
#include "cursor.h"
#include "virtual_terminal.h"
// Qt
#include <QPainter>
namespace KWin
{
FramebufferQPainterBackend::FramebufferQPainterBackend(FramebufferBackend *backend)
: QObject()
, QPainterBackend()
, m_renderBuffer(backend->size(), QImage::Format_RGB32)
, m_backend(backend)
{
m_renderBuffer.fill(Qt::black);
m_backend->map();
m_backBuffer = QImage((uchar*)backend->mappedMemory(),
backend->bytesPerLine() / (backend->bitsPerPixel() / 8),
backend->bufferSize() / backend->bytesPerLine(),
backend->bytesPerLine(), backend->imageFormat());
m_backBuffer.fill(Qt::black);
connect(VirtualTerminal::self(), &VirtualTerminal::activeChanged, this,
[this] (bool active) {
if (active) {
Compositor::self()->bufferSwapComplete();
Compositor::self()->addRepaintFull();
} else {
Compositor::self()->aboutToSwapBuffers();
}
}
);
}
FramebufferQPainterBackend::~FramebufferQPainterBackend() = default;
QImage *FramebufferQPainterBackend::buffer()
{
return &m_renderBuffer;
}
bool FramebufferQPainterBackend::needsFullRepaint() const
{
return false;
}
void FramebufferQPainterBackend::prepareRenderingFrame()
{
}
void FramebufferQPainterBackend::present(int mask, const QRegion &damage)
{
Q_UNUSED(mask)
Q_UNUSED(damage)
if (!VirtualTerminal::self()->isActive()) {
return;
}
QPainter p(&m_backBuffer);
p.drawImage(QPoint(0, 0), m_renderBuffer);
}
bool FramebufferQPainterBackend::usesOverlayWindow() const
{
return false;
}
void FramebufferQPainterBackend::renderCursor(QPainter *painter)
{
if (!m_backend->usesSoftwareCursor()) {
return;
}
const QImage img = m_backend->softwareCursor();
if (img.isNull()) {
return;
}
const QPoint cursorPos = Cursor::pos();
const QPoint hotspot = m_backend->softwareCursorHotspot();
painter->drawImage(cursorPos - hotspot, img);
m_backend->markCursorAsRendered();
}
}

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@ -0,0 +1,52 @@
/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2015 Martin Gräßlin <mgraesslin@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#ifndef KWIN_SCENE_QPAINTER_FB_BACKEND_H
#define KWIN_SCENE_QPAINTER_FB_BACKEND_H
#include "scene_qpainter.h"
#include <QObject>
namespace KWin
{
class FramebufferBackend;
class FramebufferQPainterBackend : public QObject, public QPainterBackend
{
Q_OBJECT
public:
FramebufferQPainterBackend(FramebufferBackend *backend);
virtual ~FramebufferQPainterBackend();
QImage *buffer() override;
bool needsFullRepaint() const override;
bool usesOverlayWindow() const override;
void prepareRenderingFrame() override;
void present(int mask, const QRegion &damage) override;
void renderCursor(QPainter *painter) override;
private:
QImage m_renderBuffer;
QImage m_backBuffer;
FramebufferBackend *m_backend;
};
}
#endif

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@ -28,8 +28,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "screens.h"
#include "toplevel.h"
#if HAVE_WAYLAND
#include "backends/fbdev/fb_backend.h"
#include "virtual_terminal.h"
#include "backends/wayland/wayland_backend.h"
#include "wayland_server.h"
#include "backends/x11/x11windowed_backend.h"
@ -266,84 +264,6 @@ bool X11WindowedQPainterBackend::usesOverlayWindow() const
return false;
}
//****************************************
// FramebufferBackend
//****************************************
FramebufferQPainterBackend::FramebufferQPainterBackend(FramebufferBackend *backend)
: QObject()
, QPainterBackend()
, m_renderBuffer(backend->size(), QImage::Format_RGB32)
, m_backend(backend)
{
m_renderBuffer.fill(Qt::black);
m_backend->map();
m_backBuffer = QImage((uchar*)backend->mappedMemory(),
backend->bytesPerLine() / (backend->bitsPerPixel() / 8),
backend->bufferSize() / backend->bytesPerLine(),
backend->bytesPerLine(), backend->imageFormat());
m_backBuffer.fill(Qt::black);
connect(VirtualTerminal::self(), &VirtualTerminal::activeChanged, this,
[this] (bool active) {
if (active) {
Compositor::self()->bufferSwapComplete();
Compositor::self()->addRepaintFull();
} else {
Compositor::self()->aboutToSwapBuffers();
}
}
);
}
FramebufferQPainterBackend::~FramebufferQPainterBackend() = default;
QImage *FramebufferQPainterBackend::buffer()
{
return &m_renderBuffer;
}
bool FramebufferQPainterBackend::needsFullRepaint() const
{
return false;
}
void FramebufferQPainterBackend::prepareRenderingFrame()
{
}
void FramebufferQPainterBackend::present(int mask, const QRegion &damage)
{
Q_UNUSED(mask)
Q_UNUSED(damage)
if (!VirtualTerminal::self()->isActive()) {
return;
}
QPainter p(&m_backBuffer);
p.drawImage(QPoint(0, 0), m_renderBuffer);
}
bool FramebufferQPainterBackend::usesOverlayWindow() const
{
return false;
}
void FramebufferQPainterBackend::renderCursor(QPainter *painter)
{
if (!m_backend->usesSoftwareCursor()) {
return;
}
const QImage img = m_backend->softwareCursor();
if (img.isNull()) {
return;
}
const QPoint cursorPos = Cursor::pos();
const QPoint hotspot = m_backend->softwareCursorHotspot();
painter->drawImage(cursorPos - hotspot, img);
m_backend->markCursorAsRendered();
}
#endif
//****************************************

View File

@ -44,7 +44,6 @@ namespace Wayland
{
class WaylandBackend;
}
class FramebufferBackend;
class X11WindowedBackend;
class QPainterBackend
@ -167,26 +166,6 @@ private:
X11WindowedBackend *m_backend;
};
class FramebufferQPainterBackend : public QObject, public QPainterBackend
{
Q_OBJECT
public:
FramebufferQPainterBackend(FramebufferBackend *backend);
virtual ~FramebufferQPainterBackend();
QImage *buffer() override;
bool needsFullRepaint() const override;
bool usesOverlayWindow() const override;
void prepareRenderingFrame() override;
void present(int mask, const QRegion &damage) override;
void renderCursor(QPainter *painter) override;
private:
QImage m_renderBuffer;
QImage m_backBuffer;
FramebufferBackend *m_backend;
};
#endif
class SceneQPainter : public Scene