diff options
author | Erik Verbruggen <erik.verbruggen@digia.com> | 2016-03-08 10:13:15 +0100 |
---|---|---|
committer | Erik Verbruggen <erik.verbruggen@theqtcompany.com> | 2016-03-08 09:37:21 +0000 |
commit | 350a74ec69b535df07ad7ca45415090749c75293 (patch) | |
tree | 911d3c17b0af4f733f5449c6796014cfc9ac0d04 /src/particles/qquicktrailemitter.cpp | |
parent | 922e9d6b0c7ae1acdae4986e8000ad9a693b7469 (diff) |
Particles: Shrink QQuickParticleData by 2 pointers.
Samegame creates about 23,000 particles, so this reduces the memory by
~180kb on 32bit, so ~360kb on 64bit.
Change-Id: I0581524ab232b474c5d43abeabd7ebf6174e740f
Reviewed-by: Lars Knoll <lars.knoll@theqtcompany.com>
Diffstat (limited to 'src/particles/qquicktrailemitter.cpp')
-rw-r--r-- | src/particles/qquicktrailemitter.cpp | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/src/particles/qquicktrailemitter.cpp b/src/particles/qquicktrailemitter.cpp index 904421c296..d4d2adcfb2 100644 --- a/src/particles/qquicktrailemitter.cpp +++ b/src/particles/qquicktrailemitter.cpp @@ -182,7 +182,7 @@ void QQuickTrailEmitter::emitWindow(int timeStamp) int gId2 = groupId(); for (int i=0; i<m_system->groupData[gId]->data.count(); i++) { QQuickParticleData *d = m_system->groupData[gId]->data[i]; - if (!d->stillAlive()){ + if (!d->stillAlive(m_system)){ m_lastEmission[i] = time; //Should only start emitting when it returns to life continue; } @@ -192,7 +192,8 @@ void QQuickTrailEmitter::emitWindow(int timeStamp) if (pt + maxLife < time)//We missed so much, that we should skip emiting particles that are dead by now pt = time - maxLife; - if ((width() || height()) && !effectiveExtruder()->contains(QRectF(offset.x(), offset.y(), width(), height()),QPointF(d->curX(), d->curY()))){ + if ((width() || height()) && !effectiveExtruder()->contains(QRectF(offset.x(), offset.y(), width(), height()), + QPointF(d->curX(m_system), d->curY(m_system)))) { m_lastEmission[d->index] = time;//jump over this time period without emitting, because it's outside continue; } @@ -202,8 +203,6 @@ void QQuickTrailEmitter::emitWindow(int timeStamp) while (pt < time || !m_burstQueue.isEmpty()){ QQuickParticleData* datum = m_system->newDatum(gId2, !m_overwrite); if (datum){//else, skip this emission - datum->e = this;//###useful? - // Particle timestamp datum->t = pt; datum->lifeSpan = @@ -215,8 +214,8 @@ void QQuickTrailEmitter::emitWindow(int timeStamp) // Note that burst location doesn't get used for follow emitter qreal followT = pt - d->t; qreal followT2 = followT * followT * 0.5; - qreal eW = m_emitterXVariation < 0 ? d->curSize() : m_emitterXVariation; - qreal eH = m_emitterYVariation < 0 ? d->curSize() : m_emitterYVariation; + qreal eW = m_emitterXVariation < 0 ? d->curSize(m_system) : m_emitterXVariation; + qreal eH = m_emitterYVariation < 0 ? d->curSize(m_system) : m_emitterYVariation; //Subtract offset, because PS expects this in emitter coordinates QRectF boundsRect(d->x - offset.x() + d->vx * followT + d->ax * followT2 - eW/2, d->y - offset.y() + d->vy * followT + d->ay * followT2 - eH/2, @@ -251,7 +250,7 @@ void QQuickTrailEmitter::emitWindow(int timeStamp) toEmit << datum; - m_system->emitParticle(datum); + m_system->emitParticle(datum, this); } if (!m_burstQueue.isEmpty()){ m_burstQueue.first().first--; @@ -263,7 +262,7 @@ void QQuickTrailEmitter::emitWindow(int timeStamp) } foreach (QQuickParticleData* d, toEmit) - m_system->emitParticle(d); + m_system->emitParticle(d, this); if (isEmitConnected() || isEmitFollowConnected()) { QQmlEngine *qmlEngine = ::qmlEngine(this); @@ -273,10 +272,10 @@ void QQuickTrailEmitter::emitWindow(int timeStamp) QV4::ScopedArrayObject array(scope, v4->newArrayObject(toEmit.size())); QV4::ScopedValue v(scope); for (int i=0; i<toEmit.size(); i++) - array->putIndexed(i, (v = toEmit[i]->v4Value())); + array->putIndexed(i, (v = toEmit[i]->v4Value(m_system))); if (isEmitFollowConnected()) - emitFollowParticles(QQmlV4Handle(array), d->v4Value());//A chance for many arbitrary JS changes + emitFollowParticles(QQmlV4Handle(array), d->v4Value(m_system));//A chance for many arbitrary JS changes else if (isEmitConnected()) emitParticles(QQmlV4Handle(array));//A chance for arbitrary JS changes } |