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Diffstat (limited to 'src/imports/particles/particlesystem.h')
| -rw-r--r-- | src/imports/particles/particlesystem.h | 228 |
1 files changed, 0 insertions, 228 deletions
diff --git a/src/imports/particles/particlesystem.h b/src/imports/particles/particlesystem.h deleted file mode 100644 index fbb0e7424f..0000000000 --- a/src/imports/particles/particlesystem.h +++ /dev/null @@ -1,228 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the Declarative module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** No Commercial Usage -** This file contains pre-release code and may not be distributed. -** You may use this file in accordance with the terms and conditions -** contained in the Technology Preview License Agreement accompanying -** this package. -** -** 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, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** If you have questions regarding the use of this file, please contact -** Nokia at qt-info@nokia.com. -** -** -** -** -** -** -** -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef PARTICLESYSTEM_H -#define PARTICLESYSTEM_H - -#include <QSGItem> -#include <QElapsedTimer> -#include <QVector> -#include <QHash> -#include <QPointer> - -QT_BEGIN_HEADER - -QT_BEGIN_NAMESPACE - -QT_MODULE(Declarative) - - -class ParticleAffector; -class ParticleEmitter; -class ParticleType; -class ParticleData; - - -struct GroupData{ - int size; - int start; - int nextIdx; - QList<ParticleType*> types; -}; - -class ParticleSystem : public QSGItem -{ - Q_OBJECT - Q_PROPERTY(bool running READ isRunning WRITE setRunning NOTIFY runningChanged) - Q_PROPERTY(int startTime READ startTime WRITE setStartTime NOTIFY startTimeChanged) - Q_PROPERTY(bool overwrite READ overwrite WRITE setOverwrite NOTIFY overwriteChanged)//XXX: Should just be an implementation detail, but I can't decide which way - /* The problem is that it ought to be false (usually) for stasis effects like model particles, - but it ought to be true (usually) for burst effects where you want it to burst, and forget the old stuff - Ideally burst never overflows? But that leads to crappy behaviour from crappy users... - */ - -public: - explicit ParticleSystem(QSGItem *parent = 0); - -bool isRunning() const -{ - return m_running; -} - -int startTime() const -{ - return m_startTime; -} - -int count(){ return m_particle_count; } - -signals: - -void systemInitialized(); -void runningChanged(bool arg); - -void startTimeChanged(int arg); - - -void overwriteChanged(bool arg); - -public slots: -void reset(); -void setRunning(bool arg); - - -void setStartTime(int arg) -{ - m_startTime = arg; -} - -void setOverwrite(bool arg) -{ - if (m_overwrite != arg) { - m_overwrite = arg; -emit overwriteChanged(arg); -} -} - -void fastForward(int ms) -{ - m_startTime += ms; -} - -protected: - void componentComplete(); - -private slots: - void countChanged(); -public://but only really for related class usage. Perhaps we should all be friends? - void emitParticle(ParticleData* p); - ParticleData* newDatum(int groupId); - qint64 systemSync(ParticleType* p); - QElapsedTimer m_timestamp; - QVector<ParticleData*> m_data; - QSet<ParticleData*> m_needsReset; - QHash<QString, int> m_groupIds; - QHash<int, GroupData*> m_groupData;//id, size, start - qint64 m_timeInt; - bool m_initialized; - - void registerParticleType(ParticleType* p); - void registerParticleEmitter(ParticleEmitter* e); - void registerParticleAffector(ParticleAffector* a); - bool overwrite() const - { - return m_overwrite; - } - - int m_particle_count; -private: - void initializeSystem(); - bool m_running; - QList<QPointer<ParticleEmitter> > m_emitters; - QList<QPointer<ParticleAffector> > m_affectors; - QList<QPointer<ParticleType> > m_particles; - QList<QPointer<ParticleType> > m_syncList; - qint64 m_startTime; - int m_nextGroupId; - bool m_overwrite; -}; - -//TODO: Clean up all this into ParticleData - -struct ParticleVertex { - float x; - float y; - float t; - float lifeSpan; - float size; - float endSize; - float sx; - float sy; - float ax; - float ay; - //TODO: Need opacity over life control. More variable size over life? -}; - -class ParticleData{ -public: - ParticleData(); - - ParticleVertex pv; - - //Convenience functions for working backwards, because parameters are from the start of particle life - //If setting multiple parameters at once, doing the conversion yourself will be faster. - - //sets the x accleration without affecting the instantaneous x velocity or position - void setInstantaneousAX(qreal ax); - //sets the x velocity without affecting the instantaneous x postion - void setInstantaneousSX(qreal vx); - //sets the instantaneous x postion - void setInstantaneousX(qreal x); - //sets the y accleration without affecting the instantaneous y velocity or position - void setInstantaneousAY(qreal ay); - //sets the y velocity without affecting the instantaneous y postion - void setInstantaneousSY(qreal vy); - //sets the instantaneous Y postion - void setInstantaneousY(qreal y); - - //TODO: Slight caching? - qreal curX() const; - qreal curSX() const; - qreal curY() const; - qreal curSY() const; - - int group; - ParticleEmitter* e; - ParticleSystem* system; - int particleIndex; - int systemIndex; - - void debugDump(); - bool stillAlive(); -}; - -QT_END_NAMESPACE - -QT_END_HEADER - -#endif // PARTICLESYSTEM_H - - |