From 720207219633d8fa37d5afdbc011b0d8bc09aaba Mon Sep 17 00:00:00 2001
From: scrawl <scrawl@baseoftrash.de>
Date: Sat, 14 May 2016 22:38:49 +0200
Subject: [PATCH] Freeze particle systems on construction if the AutoPlay flag
 is missing

---
 components/nifosg/nifloader.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/components/nifosg/nifloader.cpp b/components/nifosg/nifloader.cpp
index b5311953e3..324c7796d0 100644
--- a/components/nifosg/nifloader.cpp
+++ b/components/nifosg/nifloader.cpp
@@ -995,6 +995,14 @@ namespace NifOsg
                 osg::ref_ptr<ParticleSystemController> callback(new ParticleSystemController(partctrl));
                 setupParticleController(partctrl, callback, particleflags);
                 partsys->setUpdateCallback(callback);
+
+                if (!(particleflags & Nif::NiNode::ParticleFlag_AutoPlay))
+                {
+                    partsys->setFrozen(true);
+                    // HACK: particle system will not render in Frozen state if there was no update
+                    osg::NodeVisitor nv;
+                    partsys->update(0.0, nv);
+                }
             }
 
             // affectors must be attached *after* the emitter in the scene graph for correct update order