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-/****************************************************************************
-**
-** 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 SUPERPARTICLE_H
-#define SUPERPARTICLE_H
-#include "particle.h"
-#include "varyingvector.h"
-
-#include "coloredparticle.h"
-
-QT_BEGIN_HEADER
-
-QT_BEGIN_NAMESPACE
-
-QT_MODULE(Declarative)
-
-class SuperMaterial;
-class QSGGeometryNode;
-
-/*struct Color4ub {//in coloredparticle
- uchar r;
- uchar g;
- uchar b;
- uchar a;
-};*/
-
-struct SuperVertex {
- float x;
- float y;
- float tx;
- float ty;
- float t;
- float lifeSpan;
- float size;
- float endSize;
- float sx;
- float sy;
- float ax;
- float ay;
- Color4ub color;
- float xx;
- float xy;
- float yx;
- float yy;
- float rotation;
- float rotationSpeed;
- float autoRotate;//Assume that GPUs prefer floats to bools
-};
-
-struct SuperVertices {
- SuperVertex v1;
- SuperVertex v2;
- SuperVertex v3;
- SuperVertex v4;
-};
-
-class SuperParticle : public ParticleType
-{
- Q_OBJECT
- Q_PROPERTY(QUrl image READ image WRITE setImage NOTIFY imageChanged)
- Q_PROPERTY(QUrl colorTable READ colortable WRITE setColortable NOTIFY colortableChanged)
- Q_PROPERTY(QUrl sizeTable READ sizetable WRITE setSizetable NOTIFY sizetableChanged)
- Q_PROPERTY(QUrl opacityTable READ opacitytable WRITE setOpacitytable NOTIFY opacitytableChanged)
-
- Q_PROPERTY(QColor color READ color WRITE setColor NOTIFY colorChanged)
- //Stacks (added) with individual colorVariations
- Q_PROPERTY(qreal colorVariation READ colorVariation WRITE setColorVariation NOTIFY colorVariationChanged)
- Q_PROPERTY(qreal redVariation READ redVariation WRITE setRedVariation NOTIFY redVariationChanged)
- Q_PROPERTY(qreal greenVariation READ greenVariation WRITE setGreenVariation NOTIFY greenVariationChanged)
- Q_PROPERTY(qreal blueVariation READ blueVariation WRITE setBlueVariation NOTIFY blueVariationChanged)
- //Stacks (multiplies) with the Alpha in the color, mostly here so you can use svg color names (which have full alpha)
- Q_PROPERTY(qreal alpha READ alpha WRITE setAlpha NOTIFY alphaChanged)
- Q_PROPERTY(qreal alphaVariation READ alphaVariation WRITE setAlphaVariation NOTIFY alphaVariationChanged)
-
- Q_PROPERTY(qreal rotation READ rotation WRITE setRotation NOTIFY rotationChanged)
- Q_PROPERTY(qreal rotationVariation READ rotationVariation WRITE setRotationVariation NOTIFY rotationVariationChanged)
- Q_PROPERTY(qreal rotationSpeed READ rotationSpeed WRITE setRotationSpeed NOTIFY rotationSpeedChanged)
- Q_PROPERTY(qreal rotationSpeedVariation READ rotationSpeedVariation WRITE setRotationSpeedVariation NOTIFY rotationSpeedVariationChanged)
- //If true, then will face the direction of motion. Stacks with rotation, e.g. setting rotation
- //to 180 will lead to facing away from the direction of motion
- Q_PROPERTY(bool autoRotation READ autoRotation WRITE autoRotation NOTIFY autoRotationChanged)
-
- //###Call i/j? Makes more sense to those with vector calculus experience, and I could even add the cirumflex in QML?
- //xVector is the vector from the top-left point to the top-right point, and is multiplied by current size
- Q_PROPERTY(VaryingVector* xVector READ xVector WRITE setXVector NOTIFY xVectorChanged)
- //yVector is the same, but top-left to bottom-left. The particle is always a parallelogram.
- Q_PROPERTY(VaryingVector* yVector READ yVector WRITE setYVector NOTIFY yVectorChanged)
-public:
- explicit SuperParticle(QSGItem *parent = 0);
- virtual ~SuperParticle(){}
-
- virtual void load(ParticleData*);
- virtual void reload(ParticleData*);
- virtual void setCount(int c);
-
- QUrl image() const { return m_image_name; }
- void setImage(const QUrl &image);
-
- QUrl colortable() const { return m_colortable_name; }
- void setColortable(const QUrl &table);
-
- QUrl sizetable() const { return m_sizetable_name; }
- void setSizetable (const QUrl &table);
-
- QUrl opacitytable() const { return m_opacitytable_name; }
- void setOpacitytable(const QUrl &table);
-
- QColor color() const { return m_color; }
- void setColor(const QColor &color);
-
- qreal colorVariation() const { return m_color_variation; }
- void setColorVariation(qreal var);
-
- qreal renderOpacity() const { return m_render_opacity; }
-
- qreal alphaVariation() const
- {
- return m_alphaVariation;
- }
-
- qreal alpha() const
- {
- return m_alpha;
- }
-
- qreal redVariation() const
- {
- return m_redVariation;
- }
-
- qreal greenVariation() const
- {
- return m_greenVariation;
- }
-
- qreal blueVariation() const
- {
- return m_blueVariation;
- }
-
- qreal rotation() const
- {
- return m_rotation;
- }
-
- qreal rotationVariation() const
- {
- return m_rotationVariation;
- }
-
- qreal rotationSpeed() const
- {
- return m_rotationSpeed;
- }
-
- qreal rotationSpeedVariation() const
- {
- return m_rotationSpeedVariation;
- }
-
- bool autoRotation() const
- {
- return m_autoRotation;
- }
-
- VaryingVector* xVector() const
- {
- return m_xVector;
- }
-
- VaryingVector* yVector() const
- {
- return m_yVector;
- }
-
-signals:
-
- void imageChanged();
- void colortableChanged();
- void sizetableChanged();
- void opacitytableChanged();
-
- void colorChanged();
- void colorVariationChanged();
-
- void particleDurationChanged();
- void alphaVariationChanged(qreal arg);
-
- void alphaChanged(qreal arg);
-
- void redVariationChanged(qreal arg);
-
- void greenVariationChanged(qreal arg);
-
- void blueVariationChanged(qreal arg);
-
- void rotationChanged(qreal arg);
-
- void rotationVariationChanged(qreal arg);
-
- void rotationSpeedChanged(qreal arg);
-
- void rotationSpeedVariationChanged(qreal arg);
-
- void autoRotationChanged(bool arg);
-
- void xVectorChanged(VaryingVector* arg);
-
- void yVectorChanged(VaryingVector* arg);
-
-public slots:
- void setAlphaVariation(qreal arg)
- {
- if (m_alphaVariation != arg) {
- m_alphaVariation = arg;
- emit alphaVariationChanged(arg);
- }
- }
-
- void setAlpha(qreal arg)
- {
- if (m_alpha != arg) {
- m_alpha = arg;
- emit alphaChanged(arg);
- }
- }
-
- void setRedVariation(qreal arg)
- {
- if (m_redVariation != arg) {
- m_redVariation = arg;
- emit redVariationChanged(arg);
- }
- }
-
- void setGreenVariation(qreal arg)
- {
- if (m_greenVariation != arg) {
- m_greenVariation = arg;
- emit greenVariationChanged(arg);
- }
- }
-
- void setBlueVariation(qreal arg)
- {
- if (m_blueVariation != arg) {
- m_blueVariation = arg;
- emit blueVariationChanged(arg);
- }
- }
-
- void reloadColor(const Color4ub &c, ParticleData* d);
- void setRotation(qreal arg)
- {
- if (m_rotation != arg) {
- m_rotation = arg;
- emit rotationChanged(arg);
- }
- }
-
- void setRotationVariation(qreal arg)
- {
- if (m_rotationVariation != arg) {
- m_rotationVariation = arg;
- emit rotationVariationChanged(arg);
- }
- }
-
- void setRotationSpeed(qreal arg)
- {
- if (m_rotationSpeed != arg) {
- m_rotationSpeed = arg;
- emit rotationSpeedChanged(arg);
- }
- }
-
- void setRotationSpeedVariation(qreal arg)
- {
- if (m_rotationSpeedVariation != arg) {
- m_rotationSpeedVariation = arg;
- emit rotationSpeedVariationChanged(arg);
- }
- }
-
- void autoRotation(bool arg)
- {
- if (m_autoRotation != arg) {
- m_autoRotation = arg;
- emit autoRotationChanged(arg);
- }
- }
-
- void setXVector(VaryingVector* arg)
- {
- if (m_xVector != arg) {
- m_xVector = arg;
- emit xVectorChanged(arg);
- }
- }
-
- void setYVector(VaryingVector* arg)
- {
- if (m_yVector != arg) {
- m_yVector = arg;
- emit yVectorChanged(arg);
- }
- }
-
-protected:
- QSGNode *updatePaintNode(QSGNode *, UpdatePaintNodeData *);
- void reset();
- void prepareNextFrame();
- QSGGeometryNode* buildParticleNode();
-private:
- void vertexCopy(SuperVertex &b,const ParticleVertex& a);
- bool m_do_reset;
-
- QUrl m_image_name;
- QUrl m_colortable_name;
- QUrl m_sizetable_name;
- QUrl m_opacitytable_name;
-
-
- QColor m_color;
- qreal m_color_variation;
- qreal m_particleDuration;
-
- QSGGeometryNode *m_node;
- SuperMaterial *m_material;
-
- // derived values...
- int m_last_particle;
-
- qreal m_render_opacity;
- qreal m_alphaVariation;
- qreal m_alpha;
- qreal m_redVariation;
- qreal m_greenVariation;
- qreal m_blueVariation;
- qreal m_rotation;
- qreal m_rotationVariation;
- qreal m_rotationSpeed;
- qreal m_rotationSpeedVariation;
- bool m_autoRotation;
- VaryingVector* m_xVector;
- VaryingVector* m_yVector;
-};
-
-QT_END_NAMESPACE
-QT_END_HEADER
-#endif // SUPERPARTICLE_H
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