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CryMovie/CVarNode.cpp

@@ -0,0 +1,105 @@
+////////////////////////////////////////////////////////////////////////////
+//
+//  Crytek Engine Source File.
+//  Copyright (C), Crytek Studios, 2001-2004.
+// -------------------------------------------------------------------------
+//  File name:   CVarNode.cpp
+//  Version:     v1.00
+//  Created:     10/5/2004 by Timur.
+//  Compilers:   Visual Studio.NET 2003
+//  Description: 
+// -------------------------------------------------------------------------
+//  History:
+//
+////////////////////////////////////////////////////////////////////////////
+
+#include "StdAfx.h"
+#include "CVarNode.h"
+#include "AnimTrack.h"
+
+#include <ISystem.h>
+#include <IConsole.h>
+
+//////////////////////////////////////////////////////////////////////////
+CAnimCVarNode::CAnimCVarNode( IMovieSystem *sys )
+: CAnimNode(sys)
+{
+	SetFlags( GetFlags()|ANODE_FLAG_CAN_CHANGE_NAME );
+	m_dwSupportedTracks = PARAM_BIT(APARAM_FLOAT_1);
+	m_value = 0;
+}
+
+void CAnimCVarNode::CreateDefaultTracks()
+{
+	CreateTrack(APARAM_FLOAT_1);
+}
+
+//////////////////////////////////////////////////////////////////////////
+int CAnimCVarNode::GetParamCount() const
+{
+	return 1;
+}
+
+//////////////////////////////////////////////////////////////////////////
+bool CAnimCVarNode::GetParamInfo( int nIndex, SParamInfo &info ) const
+{
+	if (nIndex == 0)
+	{
+		info.flags = 0;
+		info.name = "Value";
+		info.paramId = APARAM_FLOAT_1;
+		info.valueType = AVALUE_FLOAT;
+		return true;
+	}
+	return false;
+}
+
+//////////////////////////////////////////////////////////////////////////
+bool CAnimCVarNode::GetParamInfoFromId( int paramId, SParamInfo &info ) const
+{
+	if (paramId == APARAM_FLOAT_1)
+	{
+		GetParamInfo( 0,info );
+		return true;
+	}
+	return false;
+}
+
+//////////////////////////////////////////////////////////////////////////
+void CAnimCVarNode::SetName( const char *name )
+{
+	// Name of node is used as a name of console var.
+	CAnimNode::SetName(name);
+	ICVar *pVar = m_pMovieSystem->GetSystem()->GetIConsole()->GetCVar( GetName(),false );
+	if (pVar)
+	{
+		m_value = pVar->GetFVal();
+	}
+}
+
+//////////////////////////////////////////////////////////////////////////
+void CAnimCVarNode::Animate( SAnimContext &ec )
+{
+	IAnimBlock *anim = GetAnimBlock();
+	if (!anim)
+		return;
+	
+	float value = m_value;
+
+	IAnimTrack *pValueTrack = anim->GetTrack(APARAM_FLOAT_1);
+	if (pValueTrack)
+	{
+		pValueTrack->GetValue(ec.time, value);
+	}
+
+	if (value != m_value)
+	{
+		m_value = value;
+		// Change console var value.
+		ICVar *pVar = m_pMovieSystem->GetSystem()->GetIConsole()->GetCVar( GetName(),false );
+		if (pVar)
+		{
+			pVar->Set( m_value );
+		}
+	}
+}