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game/client/tf2/teammaterialproxy.cpp

@@ -0,0 +1,71 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+#include "cbase.h"
+#include "proxyentity.h"
+#include "materialsystem/imaterial.h"
+#include "materialsystem/imaterialvar.h"
+#include "c_team.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+// $sineVar : name of variable that controls the alpha level (float)
+class CTeamMaterialProxy : public CEntityMaterialProxy
+{
+public:
+	CTeamMaterialProxy();
+	virtual ~CTeamMaterialProxy();
+	virtual bool Init( IMaterial *pMaterial, KeyValues* pKeyValues );
+	virtual void OnBind( C_BaseEntity *pEnt );
+
+private:
+	IMaterialVar* m_FrameVar;
+};
+
+
+//-----------------------------------------------------------------------------
+// Constructor, destructor
+//-----------------------------------------------------------------------------
+
+CTeamMaterialProxy::CTeamMaterialProxy()
+{
+	m_FrameVar = 0;
+}
+
+CTeamMaterialProxy::~CTeamMaterialProxy()
+{
+}
+
+
+//-----------------------------------------------------------------------------
+// Init baby...
+//-----------------------------------------------------------------------------
+bool CTeamMaterialProxy::Init( IMaterial *pMaterial, KeyValues* pKeyValues )
+{
+	bool foundVar;
+	m_FrameVar = pMaterial->FindVar( "$frame", &foundVar, false );
+	if( !foundVar )
+		m_FrameVar = 0;
+	return true;
+}
+
+//-----------------------------------------------------------------------------
+// Set the appropriate texture...
+//-----------------------------------------------------------------------------
+void CTeamMaterialProxy::OnBind( C_BaseEntity *pEnt )
+{
+	if( !m_FrameVar )
+		return;
+
+	int team = pEnt->GetRenderTeamNumber();
+	team--;
+
+	// Use that as an animated frame number
+	m_FrameVar->SetIntValue( team );
+}
+
+EXPOSE_INTERFACE( CTeamMaterialProxy, IMaterialProxy, "TeamTexture" IMATERIAL_PROXY_INTERFACE_VERSION );