From 47cf0d69e8026927ca69547a17ac8e1d288538b7 Mon Sep 17 00:00:00 2001
From: Andrei Karas <akaras@inbox.ru>
Date: Thu, 12 Nov 2015 16:02:15 +0300
Subject: Improve a bit particles creation.

---
 src/particle/particle.cpp        | 7 +++++--
 src/particle/particleemitter.cpp | 9 +++------
 src/particle/particleemitter.h   | 4 ++--
 3 files changed, 10 insertions(+), 10 deletions(-)

(limited to 'src')

diff --git a/src/particle/particle.cpp b/src/particle/particle.cpp
index 9dee09754..b487e5ffb 100644
--- a/src/particle/particle.cpp
+++ b/src/particle/particle.cpp
@@ -203,8 +203,11 @@ bool Particle::update()
         {
             FOR_EACH (EmitterConstIterator, e, mChildEmitters)
             {
-                Particles newParticles = (*e)->createParticles(mLifetimePast);
-                FOR_EACH (ParticleConstIterator, it, newParticles)
+                std::vector<Particle*> newParticles;
+                (*e)->createParticles(mLifetimePast, newParticles);
+                FOR_EACH (std::vector<Particle*>::const_iterator,
+                          it,
+                          newParticles)
                 {
                     Particle *const p = *it;
                     p->moveBy(mPos);
diff --git a/src/particle/particleemitter.cpp b/src/particle/particleemitter.cpp
index af9b32fe4..5cba3ba54 100644
--- a/src/particle/particleemitter.cpp
+++ b/src/particle/particleemitter.cpp
@@ -483,14 +483,13 @@ ParticleEmitter::readParticleEmitterProp(XmlNodePtrConst propertyNode, T def)
     return retval;
 }
 
-std::list<Particle *> ParticleEmitter::createParticles(const int tick)
+void ParticleEmitter::createParticles(const int tick,
+                                      std::vector<Particle*> &newParticles)
 {
-    std::list<Particle *> newParticles;
-
     if (mOutputPauseLeft > 0)
     {
         mOutputPauseLeft --;
-        return newParticles;
+        return;
     }
     mOutputPauseLeft = mOutputPause.value(tick);
 
@@ -574,8 +573,6 @@ std::list<Particle *> ParticleEmitter::createParticles(const int tick)
 
         newParticles.push_back(newParticle);
     }
-
-    return newParticles;
 }
 
 void ParticleEmitter::adjustSize(const int w, const int h)
diff --git a/src/particle/particleemitter.h b/src/particle/particleemitter.h
index 395f09ac4..41381b6e1 100644
--- a/src/particle/particleemitter.h
+++ b/src/particle/particleemitter.h
@@ -66,9 +66,9 @@ class ParticleEmitter final
 
         /**
          * Spawns new particles
-         * @return: a list of created particles
          */
-        std::list<Particle *> createParticles(const int tick);
+        void createParticles(const int tick,
+                             std::vector<Particle*> &newParticles);
 
         /**
          * Sets the target of the particles that are created
-- 
cgit v1.2.3-70-g09d2