From b3b73e8cd110293af3778f4179568035726a6552 Mon Sep 17 00:00:00 2001
From: David Rowe <david@ctrlaltstudio.com>
Date: Tue, 17 Nov 2015 12:02:35 +1300
Subject: [PATCH] Fix particle aging

---
 libraries/entities/src/ParticleEffectEntityItem.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libraries/entities/src/ParticleEffectEntityItem.cpp b/libraries/entities/src/ParticleEffectEntityItem.cpp
index 263d7dce0c..06fcdb495c 100644
--- a/libraries/entities/src/ParticleEffectEntityItem.cpp
+++ b/libraries/entities/src/ParticleEffectEntityItem.cpp
@@ -662,7 +662,7 @@ void ParticleEffectEntityItem::stepSimulation(float deltaTime) {
             // move head forward
             _particleHeadIndex = (_particleHeadIndex + 1) % _maxParticles;
         } else {
-            float age = 1.0f - _particleLifetimes[i] / _lifespan;  // 0.0 .. 1.0
+            float age = _particleLifetimes[i] / _lifespan;  // 0.0 .. 1.0
             updateRadius(i, age);
             updateColor(i, age);
             updateAlpha(i, age);