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game/client/clienteffectprecachesystem.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Deals with precaching requests from client effects
+//
+// $Revision: $
+// $NoKeywords: $
+//=============================================================================//
+#include "cbase.h"
+#include "fx.h"
+#include "clienteffectprecachesystem.h"
+#include "particles/particles.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//Global singelton accessor
+CClientEffectPrecacheSystem	*ClientEffectPrecacheSystem( void )
+{
+	static CClientEffectPrecacheSystem	s_ClientEffectPrecacheSystem;
+	return &s_ClientEffectPrecacheSystem;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Precache all the registered effects
+//-----------------------------------------------------------------------------
+void CClientEffectPrecacheSystem::LevelInitPreEntity( void )
+{
+	//Precache all known effects
+	for ( int i = 0; i < m_Effects.Size(); i++ )
+	{
+		m_Effects[i]->Cache();
+	}
+	
+	//FIXME: Double check this
+	//Finally, force the cache of these materials
+	materials->CacheUsedMaterials();
+
+	// Now, cache off our material handles
+	FX_CacheMaterialHandles();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Nothing to do here
+//-----------------------------------------------------------------------------
+void CClientEffectPrecacheSystem::LevelShutdownPreEntity( void )
+{
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Dereference all the registered effects
+//-----------------------------------------------------------------------------
+void CClientEffectPrecacheSystem::LevelShutdownPostEntity( void )
+{
+	// mark all known effects as free
+	for ( int i = 0; i < m_Effects.Size(); i++ )
+	{
+		m_Effects[i]->Cache( false );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Purges the effect list
+//-----------------------------------------------------------------------------
+void CClientEffectPrecacheSystem::Shutdown( void )
+{
+	//Release all effects
+	m_Effects.Purge();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Adds the effect to the list to be precached
+// Input  : *effect - system to precache
+//-----------------------------------------------------------------------------
+void CClientEffectPrecacheSystem::Register( IClientEffect *effect )
+{
+	//Hold onto this effect for precaching later
+	m_Effects.AddToTail( effect );
+}