Inheritance diagram for QDeclarativeParticlesPrivate:

Public Functions
void	createParticle (int time)

void	init ()

	QDeclarativeParticlesPrivate ()

void	tick (int time)

void	updateOpacity (QDeclarativeParticle &p, int age)

	~QDeclarativeParticlesPrivate ()

Public Functions inherited from QDeclarativeItemPrivate
QDeclarativeStateGroup *	_states ()

void	addItemChangeListener (QDeclarativeItemChangeListener *listener, ChangeTypes types)

AnchorLines *	anchorLines () const

QDeclarativeAnchors *	anchors ()

QDeclarativeAnchorLine	baseline () const

QDeclarativeAnchorLine	bottom () const

QPointF	computeTransformOrigin () const

QDeclarativeListProperty< QObject >	data ()

virtual void	focusChanged (bool)

virtual void	focusScopeItemChange (bool isSubFocusItem)
	Subclasses can reimplement this function to be notified when an item becomes a focusScopeItem (or is no longer a focusScopeItem). More...

qreal	height () const

QDeclarativeAnchorLine	horizontalCenter () const

virtual qreal	implicitHeight () const

virtual void	implicitHeightChanged ()

virtual qreal	implicitWidth () const

virtual void	implicitWidthChanged ()

void	init (QDeclarativeItem *parent)

bool	isMirrored () const

QDeclarativeAnchorLine	left () const

virtual void	mirrorChange ()

	QDeclarativeItemPrivate ()

void	removeItemChangeListener (QDeclarativeItemChangeListener *, ChangeTypes types)

void	resetHeight ()

void	resetWidth ()

void	resolveLayoutMirror ()

QDeclarativeListProperty< QObject >	resources ()

QDeclarativeAnchorLine	right () const

void	setHeight (qreal)

void	setImplicitLayoutMirror (bool mirror, bool inherit)

void	setLayoutMirror (bool mirror)

virtual void	setPosHelper (const QPointF &pos)
	Sets the position pos. More...

void	setState (const QString &)

void	setWidth (qreal)

virtual void	siblingOrderChange ()
	Subclasses can reimplement this function to be notified when its siblingIndex order is changed. More...

QString	state () const

QDeclarativeListProperty< QDeclarativeState >	states ()

QDeclarativeAnchorLine	top () const

virtual void	transformChanged ()

QDeclarativeListProperty< QDeclarativeTransition >	transitions ()

QDeclarativeAnchorLine	verticalCenter () const

qreal	width () const

Public Functions inherited from QGraphicsItemPrivate
void	addChild (QGraphicsItem *child)
	QGraphicsScenePrivate::registerTopLevelItem(). More...

void	appendGraphicsTransform (QGraphicsTransform *t)

qreal	calcEffectiveOpacity () const

void	childrenBoundingRectHelper (QTransform x, QRectF rect, QGraphicsItem *topMostEffectItem)
	Returns the bounding rect of this item's children (excluding itself). More...

bool	childrenClippedToShape () const

bool	childrenCombineOpacity () const

QDeclarativeListProperty< QGraphicsObject >	childrenList ()
	Returns a list of this item's children. More...

void	clearFocusHelper (bool giveFocusToParent)

void	clearSubFocus (QGraphicsItem rootItem=0, QGraphicsItem stopItem=0)

qreal	combineOpacityFromParent (qreal parentOpacity) const

void	combineTransformFromParent (QTransform x, const QTransform viewTransform=0) const
	Combines this item's position and transform onto transform. More...

void	combineTransformToParent (QTransform x, const QTransform viewTransform=0) const
	Combines this item's position and transform onto transform. More...

int	depth () const

bool	discardUpdateRequest (bool ignoreVisibleBit=false, bool ignoreDirtyBit=false, bool ignoreOpacity=false) const
	Returns true if we can discard an update request; otherwise false. More...

QRectF	effectiveBoundingRect (QGraphicsItem *topMostEffectItem=0) const
	Returns the effective bounding rect of the item. More...

QRectF	effectiveBoundingRect (const QRectF &rect) const
	Returns the effective bounding rect of the given item space rect. More...

qreal	effectiveOpacity () const

void	ensureSceneTransform ()

void	ensureSceneTransformRecursive (QGraphicsItem **topMostDirtyItem)

void	ensureSequentialSiblingIndex ()
	Ensures that the list of children is sorted by insertion order, and that the siblingIndexes are packed (no gaps), and start at 0. More...

void	ensureSortedChildren ()

QVariant	extra (Extra type) const

QGraphicsItemCache *	extraItemCache () const

QPointF	genericMapFromScene (const QPointF &pos, const QWidget *viewport) const
	Maps the point pos from scene to item coordinates. More...

bool	hasTranslateOnlySceneTransform ()

void	initStyleOption (QStyleOptionGraphicsItem *option, const QTransform &worldTransform, const QRegion &exposedRegion, bool allItems=false) const

virtual QVariant	inputMethodQueryHelper (Qt::InputMethodQuery query) const
	This helper function helped us add input method query support in Qt 4. More...

void	invalidateChildGraphicsEffectsRecursively (InvalidateReason reason)

void	invalidateChildrenSceneTransform ()

void	invalidateDepthRecursively ()

void	invalidateParentGraphicsEffectsRecursively ()

bool	isFullyTransparent () const

bool	isInvisible () const

bool	isOpacityNull () const

virtual bool	isProxyWidget () const

bool	itemIsUntransformable () const

void	markParentDirty (bool updateBoundingRect=false)

QGraphicsItemCache *	maybeExtraItemCache () const

void	prependGraphicsTransform (QGraphicsTransform *t)

	QGraphicsItemPrivate ()

void	remapItemPos (QEvent event, QGraphicsItem item)
	Maps any item pos properties of event to item's coordinate system. More...

void	removeChild (QGraphicsItem *child)
	QGraphicsScenePrivate::unregisterTopLevelItem(). More...

void	removeExtraItemCache ()

void	resetFocusProxy ()
	Sets the focusProxy pointer to 0 for all items that have this item as their focusProxy. More...

void	resolveDepth ()
	Resolves the stacking depth of this object and all its ancestors. More...

virtual void	resolveFont (uint inheritedMask)

virtual void	resolvePalette (uint inheritedMask)

QRectF	sceneEffectiveBoundingRect () const
	Returns the effective bounding rect of this item in scene coordinates, by combining sceneTransform() with boundingRect(), taking into account the effect that the item might have. More...

void	sendScenePosChange ()

void	setEnabledHelper (bool newEnabled, bool explicitly, bool update=true)
	Sets this item's visibility to newEnabled. More...

void	setExtra (Extra type, const QVariant &value)

void	setFocusHelper (Qt::FocusReason focusReason, bool climb, bool focusFromHide)

void	setIsMemberOfGroup (bool enabled)
	Propagates item group membership. More...

void	setParentItemHelper (QGraphicsItem parent, const QVariant newParentVariant, const QVariant *thisPointerVariant)
	Make sure not to trigger any pure virtual function calls (e. More...

void	setSubFocus (QGraphicsItem rootItem=0, QGraphicsItem stopItem=0)

void	setTransformHelper (const QTransform &transform)
	Sets the transform transform. More...

void	setVisibleHelper (bool newVisible, bool explicitly, bool update=true)
	Sets this item's visibility to newVisible. More...

virtual void	subFocusItemChange ()
	Subclasses can reimplement this function to be notified when subFocusItem changes. More...

QTransform	transformToParent () const

void	unsetExtra (Extra type)

void	updateAncestorFlag (QGraphicsItem::GraphicsItemFlag childFlag, AncestorFlag flag=NoFlag, bool enabled=false, bool root=true)
	Propagates the ancestor flag flag with value enabled to all this item's children. More...

void	updateAncestorFlags ()

void	updateChildWithGraphicsEffectFlagRecursively ()

void	updatePaintedViewBoundingRects (bool updateChildren)

virtual void	updateSceneTransformFromParent ()

virtual	~QGraphicsItemPrivate ()

Public Variables
int	addParticleCount

int	addParticleTime

qreal	angle

qreal	angleDev

QList< QPair< int, int > >	bursts

TickAnimationProxy< QDeclarativeParticlesPrivate, &QDeclarativeParticlesPrivate::tick >	clock

int	count

qreal	emissionCarry

int	emissionRate

qreal	emissionVariance

int	fadeInDur

int	fadeOutDur

QDeclarativePixmap	image

int	lastAdvTime

int	lifeSpan

int	lifeSpanDev

QDeclarativeParticleMotion *	motion

QDeclarativeParticlesPainter *	paintItem

QList< QDeclarativeParticle >	particles

QUrl	url

qreal	velocity

qreal	velocityDev

Public Variables inherited from QDeclarativeItemPrivate
AnchorLines *	_anchorLines

QDeclarativeAnchors *	_anchors

QDeclarativeContents *	_contents

QDeclarativeStateGroup *	_stateGroup

QDeclarativeLayoutMirroringAttached *	attachedLayoutDirection

QDeclarativeNullableValue< qreal >	baselineOffset

QPODVector< ChangeListener, 4 >	changeListeners

bool	componentComplete:1

bool	doneEventPreHandler: 1

bool	effectiveLayoutMirror:1

bool	hadActiveFocus:1

bool	hadFocus:1

bool	heightValid:1

bool	inheritedLayoutMirror:1

bool	inheritMirrorFromItem:1

bool	inheritMirrorFromParent:1

bool	isMirrorImplicit:1

bool	keepMouse:1

QDeclarativeItemKeyFilter *	keyHandler

qreal	mHeight

qreal	mImplicitHeight

qreal	mImplicitWidth

qreal	mWidth

QDeclarativeItem::TransformOrigin	origin:5

QDeclarativeNotifier	parentNotifier

bool	smooth:1

bool	transformOriginDirty: 1

bool	widthValid:1

Public Variables inherited from QGraphicsItemPrivate
quint32	acceptDrops: 1

quint32	acceptedMouseButtons: 5

quint32	acceptedTouchBeginEvent: 1

quint32	acceptsHover: 1

quint32	acceptTouchEvents: 1

quint32	allChildrenDirty: 1

quint32	ancestorFlags: 4

quint32	cacheMode: 2

QList< QGraphicsItem * >	children

QRectF	childrenBoundingRect

quint32	dirty: 1

quint32	dirtyChildren: 1

quint32	dirtyChildrenBoundingRect: 1

quint32	dirtySceneTransform: 1

quint32	enabled: 1

quint32	explicitActivate: 1

quint32	explicitlyDisabled: 1

quint32	explicitlyHidden: 1

QList< ExtraStruct >	extras

quint32	filtersDescendantEvents: 1

quint32	flags: 19

QGraphicsItem *	focusProxy

QList< QGraphicsItem ** >	focusProxyRefs

QGraphicsItem *	focusScopeItem

quint32	fullUpdatePending: 1

quint32	geometryChanged: 1

QMap< Qt::GestureType, Qt::GestureFlags >	gestureContext

int	globalStackingOrder

QGraphicsEffect *	graphicsEffect

quint32	handlesChildEvents: 1

quint32	hasBoundingRegionGranularity: 1

quint32	hasCursor: 1

quint32	holesInSiblingIndex: 1

quint32	ignoreOpacity: 1

quint32	ignoreVisible: 1

Qt::InputMethodHints	imHints

quint32	inDestructor: 1

int	index

quint32	inSetPosHelper: 1

quint32	isDeclarativeItem: 1

quint32	isMemberOfGroup: 1

quint32	isObject: 1

quint32	isWidget: 1

int	itemDepth

quint32	itemDiscovered: 1

quint32	localCollisionHack: 1

quint32	mayHaveChildWithGraphicsEffect: 1

quint32	mouseSetsFocus: 1

quint32	needSortChildren: 1

QRectF	needsRepaint

quint32	notifyBoundingRectChanged: 1

quint32	notifyInvalidated: 1

qreal	opacity

quint32	padding: 21

QMap< QWidget *, QRect >	paintedViewBoundingRects

quint32	paintedViewBoundingRectsNeedRepaint: 1

QGraphicsItem::PanelModality	panelModality

QGraphicsItem *	parent

quint32	pendingPolish: 1

QPointF	pos

QGraphicsItem *	q_ptr

QGraphicsScene *	scene

quint32	scenePosDescendants: 1

QTransform	sceneTransform

quint32	sceneTransformTranslateOnly: 1

quint32	selected: 1

quint32	sendParentChangeNotification: 1

quint32	sequentialOrdering: 1

int	siblingIndex

QGraphicsItem *	subFocusItem

TransformData *	transformData

quint32	updateDueToGraphicsEffect: 1

quint32	visible: 1

quint32	wantsActive: 1

qreal	z

Additional Inherited Members
Public Types inherited from QDeclarativeItemPrivate
enum	ChangeType { Geometry = 0x01, SiblingOrder = 0x02, Visibility = 0x04, Opacity = 0x08, Destroyed = 0x10 }

Public Types inherited from QGraphicsItemPrivate
enum	AncestorFlag { NoFlag = 0, AncestorHandlesChildEvents = 0x1, AncestorClipsChildren = 0x2, AncestorIgnoresTransformations = 0x4, AncestorFiltersChildEvents = 0x8 }

enum	Extra { ExtraToolTip, ExtraCursor, ExtraCacheData, ExtraMaxDeviceCoordCacheSize, ExtraBoundingRegionGranularity }

enum	InvalidateReason { OpacityChanged }

Static Public Functions inherited from QDeclarativeItemPrivate
static void	data_append (QDeclarativeListProperty< QObject > , QObject )

static QObject *	data_at (QDeclarativeListProperty< QObject > *, int)

static void	data_clear (QDeclarativeListProperty< QObject > *)

static int	data_count (QDeclarativeListProperty< QObject > *)

static qint64	elapsed (QElapsedTimer &)

static QDeclarativeItemPrivate *	get (QDeclarativeItem *item)

static void	parentProperty (QObject o, void rv, QDeclarativeNotifierEndpoint *e)

static void	resources_append (QDeclarativeListProperty< QObject > , QObject )

static QObject *	resources_at (QDeclarativeListProperty< QObject > *, int)

static void	resources_clear (QDeclarativeListProperty< QObject > *)

static int	resources_count (QDeclarativeListProperty< QObject > *)

static qint64	restart (QElapsedTimer &)

static void	setConsistentTime (qint64 t)

static void	start (QElapsedTimer &)

static void	transform_append (QDeclarativeListProperty< QGraphicsTransform > list, QGraphicsTransform )

static QGraphicsTransform *	transform_at (QDeclarativeListProperty< QGraphicsTransform > *list, int)

static void	transform_clear (QDeclarativeListProperty< QGraphicsTransform > *list)

static int	transform_count (QDeclarativeListProperty< QGraphicsTransform > *list)

Static Public Functions inherited from QGraphicsItemPrivate
static void	children_append (QDeclarativeListProperty< QGraphicsObject > list, QGraphicsObject item)

static QGraphicsObject *	children_at (QDeclarativeListProperty< QGraphicsObject > *list, int)

static void	children_clear (QDeclarativeListProperty< QGraphicsObject > *list)

static int	children_count (QDeclarativeListProperty< QGraphicsObject > *list)

static const QGraphicsItemPrivate *	get (const QGraphicsItem *item)

static QGraphicsItemPrivate *	get (QGraphicsItem *item)

static bool	insertionOrder (QGraphicsItem a, QGraphicsItem b)

static bool	isOpacityNull (qreal opacity)

static bool	movableAncestorIsSelected (const QGraphicsItem *item)

Static Public Variables inherited from QDeclarativeItemPrivate
static qint64	consistentTime = -1

Detailed Description

Definition at line 454 of file qdeclarativeparticles.cpp.

Constructors and Destructors

◆ QDeclarativeParticlesPrivate()

QDeclarativeParticlesPrivate::QDeclarativeParticlesPrivate ( )

inline

Definition at line 458 of file qdeclarativeparticles.cpp.

         : count(1), emissionRate(-1), emissionVariance(0.5), lifeSpan(1000)
         , lifeSpanDev(1000), fadeInDur(200), fadeOutDur(300)
         , angle(0), angleDev(0), velocity(0), velocityDev(0), emissionCarry(0.)
         , addParticleTime(0), addParticleCount(0), lastAdvTime(0)
         , motion(0), clock(this)
     {
     }

◆ ~QDeclarativeParticlesPrivate()

QDeclarativeParticlesPrivate::~QDeclarativeParticlesPrivate ( )

inline

Definition at line 467 of file qdeclarativeparticles.cpp.

468 {

469 }

Functions

◆ createParticle()

void QDeclarativeParticlesPrivate::createParticle ( int time )

Definition at line 592 of file qdeclarativeparticles.cpp.

 {
     Q_Q(QDeclarativeParticles);
     QDeclarativeParticle p(time);
     p.x = q->x() + q->width() * qreal(qrand()) / RAND_MAX - image.width()/2.0;
     p.y = q->y() + q->height() * qreal(qrand()) / RAND_MAX - image.height()/2.0;
     p.lifeSpan = lifeSpan;
     if (lifeSpanDev)
         p.lifeSpan += int(lifeSpanDev/2 - lifeSpanDev * qreal(qrand()) / RAND_MAX);
     p.fadeOutAge = p.lifeSpan - fadeOutDur;
     if (fadeInDur == 0.) {
         p.state= QDeclarativeParticle::Solid;
         p.opacity = 1.0;
     }
     qreal a = angle;
     if (angleDev)
         a += angleDev/2 - angleDev * qreal(qrand()) / RAND_MAX;
     if (a > M_PI)
         a = a - 2 * M_PI;
     qreal v = velocity;
     if (velocityDev)
         v += velocityDev/2 - velocityDev * qreal(qrand()) / RAND_MAX;
     p.x_velocity = v * fastCos(a);
     p.y_velocity = v * fastSin(a);
     particles.append(p);
     motion->created(particles.last());
 }

◆ init()

void QDeclarativeParticlesPrivate::init ( )

inline

Definition at line 471 of file qdeclarativeparticles.cpp.

     {
         Q_Q(QDeclarativeParticles);
         paintItem = new QDeclarativeParticlesPainter(this, q);
     }

◆ tick()

void QDeclarativeParticlesPrivate::tick ( int time )

Definition at line 508 of file qdeclarativeparticles.cpp.

 {
     Q_Q(QDeclarativeParticles);
     if (!motion)
         motion = new QDeclarativeParticleMotionLinear(q);
 
     int oldCount = particles.count();
     int removed = 0;
     int interval = time - lastAdvTime;
     for (int i = 0; i < particles.count(); ) {
         QDeclarativeParticle &particle = particles[i];
         int age = time - particle.birthTime;
         if (age >= particle.lifeSpan)  {
             QDeclarativeParticle part = particles.takeAt(i);
             motion->destroy(part);
             ++removed;
         } else {
             updateOpacity(particle, age);
             motion->advance(particle, interval);
             ++i;
         }
     }
 
     if(emissionRate == -1)//Otherwise leave emission to the emission rate
         while(removed-- && ((count == -1) || particles.count() < count))
             createParticle(time);
 
     if (!addParticleTime)
         addParticleTime = time;
 
     //Possibly emit new particles
     if (((count == -1) || particles.count() < count) && emissionRate
             && !(count==-1 && emissionRate==-1)) {
         int emissionCount = -1;
         if (emissionRate != -1){
             qreal variance = 1.;
             if (emissionVariance > 0.){
                 variance += (qreal(qrand())/RAND_MAX) * emissionVariance * (qrand()%2?-1.:1.);
             }
             qreal emission = emissionRate * (qreal(interval)/1000.);
             emission = emission * variance + emissionCarry;
             double tmpDbl;
             emissionCarry = modf(emission, &tmpDbl);
             emissionCount = (int)tmpDbl;
             emissionCount = qMax(0,emissionCount);
         }
         while(((count == -1) || particles.count() < count) &&
                 (emissionRate==-1 || emissionCount--))
             createParticle(time);
     }
 
     //Deal with emissions from requested bursts
     for(int i=0; i<bursts.size(); i++){
         int emission = 0;
         if(bursts[i].second == -1){
             emission = bursts[i].first;
         }else{
             qreal variance = 1.;
             if (emissionVariance > 0.){
                 variance += (qreal(qrand())/RAND_MAX) * emissionVariance * (qrand()%2?-1.:1.);
             }
             qreal workingEmission = bursts[i].second * (qreal(interval)/1000.);
             workingEmission *= variance;
             emission = (int)workingEmission;
             emission = qMax(emission, 0);
         }
         emission = qMin(emission, bursts[i].first);
         bursts[i].first -= emission;
         while(emission--)
             createParticle(time);
     }
     for(int i=bursts.size()-1; i>=0; i--)
         if(bursts[i].first <= 0)
             bursts.removeAt(i);
 
     lastAdvTime = time;
     paintItem->updateSize();
     paintItem->update();
     if (!(oldCount || particles.count()) && (!count || !emissionRate) && bursts.isEmpty()) {
         lastAdvTime = 0;
         clock.stop();
     }
 }

◆ updateOpacity()

void QDeclarativeParticlesPrivate::updateOpacity	(	QDeclarativeParticle &	p,
		int	age
	)

Definition at line 620 of file qdeclarativeparticles.cpp.

 {
     switch (p.state) {
     case QDeclarativeParticle::FadeIn:
         if (age <= fadeInDur) {
             p.opacity = qreal(age) / fadeInDur;
             break;
         } else {
             p.opacity = 1.0;
             p.state = QDeclarativeParticle::Solid;
             // Fall through
         }
     case QDeclarativeParticle::Solid:
         if (age <= p.fadeOutAge) {
             break;
         } else {
             p.state = QDeclarativeParticle::FadeOut;
             // Fall through
         }
     case QDeclarativeParticle::FadeOut:
         p.opacity = qreal(p.lifeSpan - age) / fadeOutDur;
         break;
     }
 }

Properties

◆ addParticleCount

int QDeclarativeParticlesPrivate::addParticleCount

Definition at line 496 of file qdeclarativeparticles.cpp.

◆ addParticleTime

int QDeclarativeParticlesPrivate::addParticleTime

Definition at line 495 of file qdeclarativeparticles.cpp.

◆ angle

qreal QDeclarativeParticlesPrivate::angle

Definition at line 490 of file qdeclarativeparticles.cpp.

◆ angleDev

qreal QDeclarativeParticlesPrivate::angleDev

Definition at line 491 of file qdeclarativeparticles.cpp.

◆ bursts

QList<QPair<int, int> > QDeclarativeParticlesPrivate::bursts

Definition at line 502 of file qdeclarativeparticles.cpp.

◆ clock

TickAnimationProxy<QDeclarativeParticlesPrivate, &QDeclarativeParticlesPrivate::tick> QDeclarativeParticlesPrivate::clock

Definition at line 504 of file qdeclarativeparticles.cpp.

◆ count

int QDeclarativeParticlesPrivate::count

Definition at line 483 of file qdeclarativeparticles.cpp.

◆ emissionCarry

qreal QDeclarativeParticlesPrivate::emissionCarry

Definition at line 494 of file qdeclarativeparticles.cpp.

◆ emissionRate

int QDeclarativeParticlesPrivate::emissionRate

Definition at line 484 of file qdeclarativeparticles.cpp.

◆ emissionVariance

qreal QDeclarativeParticlesPrivate::emissionVariance

Definition at line 485 of file qdeclarativeparticles.cpp.

◆ fadeInDur

int QDeclarativeParticlesPrivate::fadeInDur

Definition at line 488 of file qdeclarativeparticles.cpp.

◆ fadeOutDur

int QDeclarativeParticlesPrivate::fadeOutDur

Definition at line 489 of file qdeclarativeparticles.cpp.

◆ image

QDeclarativePixmap QDeclarativeParticlesPrivate::image

Definition at line 482 of file qdeclarativeparticles.cpp.

◆ lastAdvTime

int QDeclarativeParticlesPrivate::lastAdvTime

Definition at line 497 of file qdeclarativeparticles.cpp.

◆ lifeSpan

int QDeclarativeParticlesPrivate::lifeSpan

Definition at line 486 of file qdeclarativeparticles.cpp.

◆ lifeSpanDev

int QDeclarativeParticlesPrivate::lifeSpanDev

Definition at line 487 of file qdeclarativeparticles.cpp.

◆ motion

QDeclarativeParticleMotion* QDeclarativeParticlesPrivate::motion

Definition at line 498 of file qdeclarativeparticles.cpp.

◆ paintItem

QDeclarativeParticlesPainter* QDeclarativeParticlesPrivate::paintItem

Definition at line 499 of file qdeclarativeparticles.cpp.

◆ particles

QList<QDeclarativeParticle> QDeclarativeParticlesPrivate::particles

Definition at line 503 of file qdeclarativeparticles.cpp.

◆ url

QUrl QDeclarativeParticlesPrivate::url

Definition at line 481 of file qdeclarativeparticles.cpp.

◆ velocity

qreal QDeclarativeParticlesPrivate::velocity

Definition at line 492 of file qdeclarativeparticles.cpp.

◆ velocityDev

qreal QDeclarativeParticlesPrivate::velocityDev

Definition at line 493 of file qdeclarativeparticles.cpp.

The documentation for this class was generated from the following file:

/src/imports/particles/qdeclarativeparticles.cpp

Public Functions

Public Variables

Additional Inherited Members

Detailed Description

Constructors and Destructors

◆ QDeclarativeParticlesPrivate()

◆ ~QDeclarativeParticlesPrivate()

Functions

◆ createParticle()

◆ init()

◆ tick()

◆ updateOpacity()

Properties

◆ addParticleCount

◆ addParticleTime

◆ angle

◆ angleDev

◆ bursts

◆ clock

◆ count

◆ emissionCarry

◆ emissionRate

◆ emissionVariance

◆ fadeInDur

◆ fadeOutDur

◆ image

◆ lastAdvTime

◆ lifeSpan

◆ lifeSpanDev

◆ motion

◆ paintItem

◆ particles

◆ url

◆ velocity

◆ velocityDev