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Diffstat (limited to 'src/quick/scenegraph/adaptations/software/qsgsoftwarethreadedrenderloop_p.h')
-rw-r--r-- | src/quick/scenegraph/adaptations/software/qsgsoftwarethreadedrenderloop_p.h | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/src/quick/scenegraph/adaptations/software/qsgsoftwarethreadedrenderloop_p.h b/src/quick/scenegraph/adaptations/software/qsgsoftwarethreadedrenderloop_p.h new file mode 100644 index 0000000000..99993d651c --- /dev/null +++ b/src/quick/scenegraph/adaptations/software/qsgsoftwarethreadedrenderloop_p.h @@ -0,0 +1,118 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtQuick module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#ifndef QSGSOFTWARETHREADEDRENDERLOOP_H +#define QSGSOFTWARETHREADEDRENDERLOOP_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +#include <private/qsgrenderloop_p.h> + +QT_BEGIN_NAMESPACE + +class QSGSoftwareRenderThread; +class QSGSoftwareContext; + +class QSGSoftwareThreadedRenderLoop : public QSGRenderLoop +{ + Q_OBJECT +public: + QSGSoftwareThreadedRenderLoop(); + ~QSGSoftwareThreadedRenderLoop(); + + void show(QQuickWindow *window) override; + void hide(QQuickWindow *window) override; + void resize(QQuickWindow *window) override; + void windowDestroyed(QQuickWindow *window) override; + void exposureChanged(QQuickWindow *window) override; + QImage grab(QQuickWindow *window) override; + void update(QQuickWindow *window) override; + void maybeUpdate(QQuickWindow *window) override; + void handleUpdateRequest(QQuickWindow *window) override; + QAnimationDriver *animationDriver() const override; + QSGContext *sceneGraphContext() const override; + QSGRenderContext *createRenderContext(QSGContext *) const override; + void releaseResources(QQuickWindow *window) override; + void postJob(QQuickWindow *window, QRunnable *job) override; + QSurface::SurfaceType windowSurfaceType() const override; + bool interleaveIncubation() const override; + int flags() const override; + + bool event(QEvent *e) override; + +public Q_SLOTS: + void onAnimationStarted(); + void onAnimationStopped(); + +private: + struct WindowData { + QQuickWindow *window; + QSGSoftwareRenderThread *thread; + uint updateDuringSync : 1; + uint forceRenderPass : 1; + }; + + void startOrStopAnimationTimer(); + void handleExposure(QQuickWindow *window); + void handleObscurity(WindowData *w); + void scheduleUpdate(WindowData *w); + void handleResourceRelease(WindowData *w, bool destroying); + void polishAndSync(WindowData *w, bool inExpose); + + QSGSoftwareContext *m_sg; + QAnimationDriver *m_anim; + int animationTimer = 0; + bool lockedForSync = false; + QVector<WindowData> m_windows; + + friend class QSGSoftwareRenderThread; +}; + +QT_END_NAMESPACE + +#endif // QSGSOFTWARETHREADEDRENDERLOOP_H |