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Diffstat (limited to 'animators/src/qsganimatorcontroller.cpp')
| -rw-r--r-- | animators/src/qsganimatorcontroller.cpp | 323 |
1 files changed, 0 insertions, 323 deletions
diff --git a/animators/src/qsganimatorcontroller.cpp b/animators/src/qsganimatorcontroller.cpp deleted file mode 100644 index 9588718..0000000 --- a/animators/src/qsganimatorcontroller.cpp +++ /dev/null @@ -1,323 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/legal -** -** This file is part of the Scenegraph Playground 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 Digia. For licensing terms and -** conditions see http://qt.digia.com/licensing. For further information -** use the contact form at http://qt.digia.com/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 2.1 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 2.1 requirements -** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Digia gives you certain additional -** rights. These rights are described in the Digia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3.0 as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU General Public License version 3.0 requirements will be -** met: http://www.gnu.org/copyleft/gpl.html. -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qsganimatorcontroller.h" -#include "qsganimatoritem.h" -#include "qsganimatedtranslate.h" -#include "qsganimatedscale.h" -#include "qsganimatedrotation.h" -#include "qsgpropertyanimator.h" -#include "qsgsequentialanimator.h" -#include "qsgparallelanimator.h" -#include "qsgpauseanimator.h" - -#include "qsgpropertyanimation.h" -#include "qsgsequentialanimation.h" -#include "qsgparallelanimation.h" -#include "qsgpauseanimation.h" -#include <QtQuick> -#include <QtQuick/private/qquickitem_p.h> - -float get_env_float(const char *name, float defaultValue) -{ - QByteArray content = qgetenv(name); - bool ok = false; - float value = content.toFloat(&ok); - return ok ? value : defaultValue; -} - -QSGAnimatorController::QSGAnimatorController(QQuickItem *item) - : m_item(item) - , m_initialized(false) - , m_frameCounter(0) - , m_stableVsync(0) - , m_currentAnimationTime(0.0) - , m_currentAnimationDelay(0) - , m_currentAnimationCatchup(0) - , m_thresholdForCatchup(250.0) - , m_catchupRatio(0.05) - -{ - m_thresholdForCatchup = get_env_float("QML_ANIMATION_DRIVER_CATCHUP_THRESHOLD", 250); - m_catchupRatio = get_env_float("QML_ANIMATION_DRIVER_CATCHUP_RATIO", 0.05); - -#ifdef ANIMATORS_DEBUG - qDebug() << "QSGAnimatorController::QSGAnimatorController() VSYNC: " << m_stableVsync; -#endif - - connect(item->window(), SIGNAL(beforeRendering()), SLOT(advance()),Qt::DirectConnection); -} - -QSGAnimatorController::~QSGAnimatorController() -{ - int tc = m_transform.count(); - for (int i = 0; i < tc; i++) - delete m_transform.at(i); - - QList<QSGAnimatedProperty*> properties = m_registeredProperties.values(); - int pc = properties.count(); - for (int i = 0; i < pc; i++) { - delete properties.at(i); - } -} - -bool QSGAnimatorController::isInitialized() -{ - return m_initialized; -} - -bool QSGAnimatorController::isUpdating() -{ - return m_topLevelAnimator.isUpdating(); -} - -void QSGAnimatorController::advance() -{ - qreal previousTime = m_currentAnimationTime; - qint64 t = m_timer.elapsed(); - - if (m_frameCounter == 0) { - t = 0; - m_timer.restart(); - m_currentAnimationTime = 0.0; - previousTime = 0.0; - m_frameCounter++; - m_currentAnimationDelay = 0.0; - m_currentAnimationCatchup = 0.0; - } - - if (m_topLevelAnimator.isUpdating()) { - if (m_stableVsync > 0) { - m_currentAnimationTime += (m_stableVsync + m_currentAnimationCatchup); - m_currentAnimationDelay -= m_currentAnimationCatchup; - - if (m_currentAnimationDelay < m_currentAnimationCatchup * 0.5) { - m_currentAnimationDelay = 0.0; - m_currentAnimationCatchup = 0.0; - } - - if (m_currentAnimationTime < t) { - m_currentAnimationDelay = t - m_currentAnimationTime; - m_currentAnimationTime = qFloor((t / m_stableVsync) + 1) * m_stableVsync; - - if (m_currentAnimationDelay > m_thresholdForCatchup) { - m_currentAnimationTime += m_currentAnimationDelay; - m_currentAnimationDelay = 0.0; - } - m_currentAnimationCatchup = m_currentAnimationDelay * m_catchupRatio; - } - - } else { - m_currentAnimationTime = t; - } - - m_topLevelAnimator.advance(m_currentAnimationTime - previousTime); - } else { - m_frameCounter = 0; - } -} - -void QSGAnimatorController::sync() -{ - if (!m_initialized) { - createProperties(); - m_initialized = true; - - if (m_topLevelAnimator.isUpdating()) - m_item->update(); - - return; - } - - // How to handle reading back property values from qml... - // for now just avoid it when *any* animator is active. - bool syncProperties = !m_topLevelAnimator.isActive(); - - m_topLevelAnimator.sync(false, 0.0); - - if (syncProperties) { - QList<QSGAnimatedProperty*> properties = m_registeredProperties.values(); - for (int i = 0; i < properties.count(); i++) - properties.at(i)->sync(); - } - - if (m_topLevelAnimator.isUpdating()) - m_item->update(); -} - -void QSGAnimatorController::registerProperty(QSGAnimatedProperty *p) -{ - QString key = QString::number((qint64)p->qmlObject()) + "_" + p->name(); - - if (!m_registeredProperties.contains(key)) - m_registeredProperties.insert(key, p); - -} - -void QSGAnimatorController::unregisterProperty(QSGAnimatedProperty *p) -{ - QString key = QString::number((quint64)p->qmlObject()) + "_" + p->name(); - m_registeredProperties.remove(key); -} - -QSGAnimatedProperty *QSGAnimatorController::registeredProperty(QString name, QObject *o) -{ - QObject* qmlObject = 0; - - if (o) - qmlObject = o; - else - qmlObject = m_item; - - QString key = QString::number((quint64)qmlObject) + "_" + name; - return m_registeredProperties.value(key); -} - -QMatrix4x4 QSGAnimatorController::transformMatrix() -{ - QMatrix4x4 m; - int count = m_transform.count(); - for (int i = 0; i < count; i++) { - m_transform.at(i)->applyTo(m); - } - return m; -} - -void QSGAnimatorController::createProperties() -{ - int propertyCount = m_item->metaObject()->propertyCount(); - for (int i = 0; i < propertyCount; i++) { - QString name = m_item->metaObject()->property(i).name(); - QVariant v = m_item->property(name.toLatin1().constData()); - QSGAnimatedProperty *p = new QSGAnimatedProperty(m_item, name, v); - registerProperty(p); - } - - QQuickItemPrivate *o = QQuickItemPrivate::get(m_item); - - if (!o) - return; - - QQmlListProperty<QQuickTransform> list = m_item->transform(); - int tc = o->transform_count(&list); - for (int i = 0; i < tc; i++) { - QQuickTransform *t = o->transform_at(&list, i); - - // Not possible to qobject_cast QQuickTransform (not exported), so we use metaobject. - QString n = QString(t->metaObject()->className()); - if (n == "QQuickTranslate") { - QSGAnimatedTranslate *tr = new QSGAnimatedTranslate(this, t); - m_transform.append(tr); - } - else if (n == "QQuickScale") { - QSGAnimatedScale *tr = new QSGAnimatedScale(this, t); - m_transform.append(tr); - } - else if (n == "QQuickRotation") { - QSGAnimatedRotation *tr = new QSGAnimatedRotation(this, t); - m_transform.append(tr); - } - } -} - -void QSGAnimatorController::registerAnimation(QSGAbstractAnimation *animation) -{ - qreal duration = createAnimators(&m_topLevelAnimator, animation, false, 0.0); - m_topLevelAnimator.setDuration(duration); -} - -qreal QSGAnimatorController::createAnimators(QSGAbstractAnimator *controller, QObject *o, bool topLevelRunning, qreal startTime) -{ - if (!o) - return 0.0; - - QString n = QString(o->metaObject()->className()); - qreal duration = 0.0; - - if (n == "QSGPropertyAnimation" || n == "QSGNumberAnimation" || n == "QSGColorAnimation" || n == "QSGVector3DAnimation") { - QSGPropertyAnimation *propertyAnimation = qobject_cast<QSGPropertyAnimation*> (o); - QSGPropertyAnimator *animator = new QSGPropertyAnimator(this, controller, propertyAnimation, startTime); - animator->setRunning(animator->running() || topLevelRunning); - duration += propertyAnimation->duration(); - duration *= propertyAnimation->loops(); - QObject::connect(propertyAnimation, SIGNAL(runningChanged(bool)), m_item, SLOT(update())); - QObject::connect(propertyAnimation, SIGNAL(pausedChanged(bool)), m_item, SLOT(update())); - } else if (n == "QSGSequentialAnimation") { - QSGAbstractAnimation *sequentialAnimation = qobject_cast<QSGAbstractAnimation*> (o); - QSGSequentialAnimator *animator = new QSGSequentialAnimator(this, controller, sequentialAnimation, startTime); - animator->setRunning(animator->running() || topLevelRunning); - int count = sequentialAnimation->children().count(); - for (int i = 0; i < count; i++) { - duration += createAnimators(animator, sequentialAnimation->children().at(i), sequentialAnimation->isRunning() || topLevelRunning, startTime + duration); - } - animator->setDuration(duration); - duration *= sequentialAnimation->loops(); - QObject::connect(sequentialAnimation, SIGNAL(runningChanged(bool)), m_item, SLOT(update())); - QObject::connect(sequentialAnimation, SIGNAL(pausedChanged(bool)), m_item, SLOT(update())); - } else if (n == "QSGParallelAnimation") { - QSGParallelAnimation *parallelAnimation = qobject_cast<QSGParallelAnimation*> (o); - QSGParallelAnimator *animator = new QSGParallelAnimator(this, controller, parallelAnimation, startTime); - animator->setRunning(animator->running() || topLevelRunning); - int count = parallelAnimation->children().count(); - for (int i = 0; i < count; i++) { - qreal childAnimationDuration = createAnimators(animator, parallelAnimation->children().at(i), parallelAnimation->isRunning() || topLevelRunning, startTime); - duration = qMax(duration, childAnimationDuration); - } - animator->setDuration(duration); - duration *= parallelAnimation->loops(); - QObject::connect(parallelAnimation, SIGNAL(runningChanged(bool)), m_item, SLOT(update())); - QObject::connect(parallelAnimation, SIGNAL(pausedChanged(bool)), m_item, SLOT(update())); - } else if (n == "QSGPauseAnimation") { - QSGPauseAnimation *pauseAnimation = qobject_cast<QSGPauseAnimation*> (o); - QSGPauseAnimator *animator = new QSGPauseAnimator(this, controller, pauseAnimation, startTime); - animator->setRunning(animator->running() || topLevelRunning); - duration = pauseAnimation->duration(); - duration *= pauseAnimation->loops(); - QObject::connect(pauseAnimation, SIGNAL(runningChanged(bool)), m_item, SLOT(update())); - QObject::connect(pauseAnimation, SIGNAL(pausedChanged(bool)), m_item, SLOT(update())); - } - return duration; -} - -QQuickItem* QSGAnimatorController::item() -{ - return m_item; -} |