GEEKING

App/v8world/SendPhysics.cpp

@@ -0,0 +1,84 @@
+/* Copyright 2003-2005 ROBLOX Corporation, All Rights Reserved */
+#include "stdafx.h"
+
+#include "V8World/SendPhysics.h"
+#include "V8World/Assembly.h"
+#include "V8World/Mechanism.h"
+#include "V8World/Primitive.h"
+
+
+namespace RBX {
+
+
+SendPhysics::SendPhysics()
+{}
+
+
+SendPhysics::~SendPhysics()
+{
+	RBXASSERT(simJobs.empty());
+}
+
+void SendPhysics::buildSimJob(SimJob* job)
+{
+	if (job->getAssembly()) {
+		RBXASSERT(!job->getConstAssembly()->getConstSimJob());
+		job->getAssembly()->setSimJob(job);
+	}
+
+	simJobs.push_back(*job);
+}
+
+
+void SendPhysics::destroySimJob(SimJob* job)
+{
+	RBXASSERT_SLOW(job->is_linked());
+
+	SimJob* transferTo = (simJobs.size() > 1) 
+										? nextSimJob(job) 
+										: NULL;
+
+	SimJobTracker::transferTrackers(job, transferTo);
+	simJobs.erase(simJobs.iterator_to(*job));
+
+	if (job->getAssembly()) {
+		RBXASSERT(job->getAssembly()->getSimJob() == job);
+		job->getAssembly()->setSimJob(NULL);
+	}
+}
+
+void SendPhysics::onMovingAssemblyRootAdded(Assembly* a)
+{
+	WriteValidator writeValidator(concurrencyValidator);
+
+	RBXASSERT(Mechanism::isMovingAssemblyRoot(a));
+	if (!a->getSimJob())
+	{
+		SimJob* job = new SimJob(a);
+		buildSimJob(job);
+
+		assemblyPhysicsOnSignal(a->getAssemblyPrimitive());
+	}
+	a->getSimJob()->useCount++;
+}
+
+
+void SendPhysics::onMovingAssemblyRootRemoving(Assembly* a)
+{
+	WriteValidator writeValidator(concurrencyValidator);
+
+//	RBXASSERT_VERY_FAST(Mechanism::isMovingAssemblyRoot(a));					// todo - get rid of this assert by refactoring primitive anchoring
+	SimJob* job = a->getSimJob();
+	job->useCount--;
+
+	if (job->useCount == 0)
+	{
+		assemblyPhysicsOffSignal(a->getAssemblyPrimitive());
+
+		destroySimJob(job);
+		delete job;
+	}
+}
+
+
+} // namespace