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replay/basethinker.cpp

@@ -0,0 +1,47 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+//=======================================================================================//
+
+#include "basethinker.h"
+#include "ithinkmanager.h"
+#include "replay/ienginereplay.h"
+#include "dbg.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+//----------------------------------------------------------------------------------------
+
+extern IThinkManager *g_pThinkManager;
+extern IEngineReplay *g_pEngine;
+
+//----------------------------------------------------------------------------------------
+
+CBaseThinker::CBaseThinker()
+:	m_flNextThinkTime( 0.0f )
+{
+	g_pThinkManager->AddThinker( this );
+}
+
+CBaseThinker::~CBaseThinker()
+{
+	g_pThinkManager->RemoveThinker( this );
+}
+
+void CBaseThinker::Think()
+{
+	AssertMsg( ShouldThink(), "Thinking before ready - Think() being called explicitly?  Let the think manager call Think()." );
+}
+
+bool CBaseThinker::ShouldThink() const
+{
+	const float flHostTime = g_pEngine->GetHostTime();
+	return m_flNextThinkTime >= 0.0f && flHostTime >= m_flNextThinkTime;
+}
+
+void CBaseThinker::PostThink()
+{
+	m_flNextThinkTime = GetNextThinkTime();
+}
+
+//----------------------------------------------------------------------------------------