diff options
Diffstat (limited to 'src/declarative/graphicsitems/qmlgraphicsparticles.cpp')
| -rw-r--r-- | src/declarative/graphicsitems/qmlgraphicsparticles.cpp | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/src/declarative/graphicsitems/qmlgraphicsparticles.cpp b/src/declarative/graphicsitems/qmlgraphicsparticles.cpp index 92943e8..4ac02b4 100644 --- a/src/declarative/graphicsitems/qmlgraphicsparticles.cpp +++ b/src/declarative/graphicsitems/qmlgraphicsparticles.cpp @@ -302,7 +302,7 @@ void QmlGraphicsParticleMotionWander::advance(QmlGraphicsParticle &p, int interv qreal xdiff = p.x_velocity - d->x_targetV; if ((xdiff > d->x_peak && d->x_var > 0.0) || (xdiff < -d->x_peak && d->x_var < 0.0)) { d->x_var = -d->x_var; - d->x_peak = _xvariance + _xvariance * qreal(rand()) / RAND_MAX; + d->x_peak = _xvariance + _xvariance * qreal(qrand()) / RAND_MAX; } p.x_velocity += d->x_var * interval; } @@ -312,7 +312,7 @@ void QmlGraphicsParticleMotionWander::advance(QmlGraphicsParticle &p, int interv qreal ydiff = p.y_velocity - d->y_targetV; if ((ydiff > d->y_peak && d->y_var > 0.0) || (ydiff < -d->y_peak && d->y_var < 0.0)) { d->y_var = -d->y_var; - d->y_peak = _yvariance + _yvariance * qreal(rand()) / RAND_MAX; + d->y_peak = _yvariance + _yvariance * qreal(qrand()) / RAND_MAX; } p.y_velocity += d->y_var * interval; } @@ -329,8 +329,8 @@ void QmlGraphicsParticleMotionWander::created(QmlGraphicsParticle &p) d->y_targetV = p.y_velocity; d->x_peak = _xvariance; d->y_peak = _yvariance; - d->x_var = _pace * qreal(rand()) / RAND_MAX / 1000.0; - d->y_var = _pace * qreal(rand()) / RAND_MAX / 1000.0; + d->x_var = _pace * qreal(qrand()) / RAND_MAX / 1000.0; + d->y_var = _pace * qreal(qrand()) / RAND_MAX / 1000.0; } } @@ -456,7 +456,7 @@ void QmlGraphicsParticlesPrivate::tick(int time) if (emissionRate != -1){ qreal variance = 1.; if (emissionVariance > 0.){ - variance += (qreal(rand())/RAND_MAX) * emissionVariance * (rand()%2?-1.:1.); + variance += (qreal(qrand())/RAND_MAX) * emissionVariance * (qrand()%2?-1.:1.); } qreal emission = emissionRate * (qreal(interval)/1000.); emission = emission * variance + emissionCarry; @@ -478,7 +478,7 @@ void QmlGraphicsParticlesPrivate::tick(int time) }else{ qreal variance = 1.; if (emissionVariance > 0.){ - variance += (qreal(rand())/RAND_MAX) * emissionVariance * (rand()%2?-1.:1.); + variance += (qreal(qrand())/RAND_MAX) * emissionVariance * (qrand()%2?-1.:1.); } qreal workingEmission = bursts[i].second * (qreal(interval)/1000.); workingEmission *= variance; @@ -510,11 +510,11 @@ void QmlGraphicsParticlesPrivate::createParticle(int time) #endif Q_Q(QmlGraphicsParticles); QmlGraphicsParticle p(time); - p.x = q->x() + q->width() * qreal(rand()) / RAND_MAX - image.width()/2.0; - p.y = q->y() + q->height() * qreal(rand()) / RAND_MAX - image.height()/2.0; + 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(rand()) / RAND_MAX); + p.lifeSpan += int(lifeSpanDev/2 - lifeSpanDev * qreal(qrand()) / RAND_MAX); p.fadeOutAge = p.lifeSpan - fadeOutDur; if (fadeInDur == 0.) { p.state= QmlGraphicsParticle::Solid; @@ -522,12 +522,12 @@ void QmlGraphicsParticlesPrivate::createParticle(int time) } qreal a = angle; if (angleDev) - a += angleDev/2 - angleDev * qreal(rand()) / RAND_MAX; + 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(rand()) / RAND_MAX; + v += velocityDev/2 - velocityDev * qreal(qrand()) / RAND_MAX; p.x_velocity = v * fastCos(a); p.y_velocity = v * fastSin(a); particles.append(p); |