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game/shared/portal/prop_portal_shared.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//=============================================================================//
+
+#include "cbase.h"
+#include "prop_portal_shared.h"
+#include "portal_shareddefs.h"
+
+#ifdef CLIENT_DLL
+#include "c_basedoor.h"
+#endif
+
+CUtlVector<CProp_Portal *> CProp_Portal_Shared::AllPortals;
+
+const Vector CProp_Portal_Shared::vLocalMins( 0.0f, -PORTAL_HALF_WIDTH, -PORTAL_HALF_HEIGHT );
+const Vector CProp_Portal_Shared::vLocalMaxs( 64.0f, PORTAL_HALF_WIDTH, PORTAL_HALF_HEIGHT );
+
+void CProp_Portal_Shared::UpdatePortalTransformationMatrix( const matrix3x4_t &localToWorld, const matrix3x4_t &remoteToWorld, VMatrix *pMatrix )
+{
+	VMatrix matPortal1ToWorldInv, matPortal2ToWorld, matRotation;
+
+	//inverse of this
+	MatrixInverseTR( localToWorld, matPortal1ToWorldInv );
+
+	//180 degree rotation about up
+	matRotation.Identity();
+	matRotation.m[0][0] = -1.0f;
+	matRotation.m[1][1] = -1.0f;
+
+	//final
+	matPortal2ToWorld = remoteToWorld;	
+	*pMatrix = matPortal2ToWorld * matRotation * matPortal1ToWorldInv;
+}
+
+static char *g_pszPortalNonTeleportable[] = 
+{ 
+	"func_door", 
+	"func_door_rotating", 
+	"prop_door_rotating",
+	"func_tracktrain",
+	//"env_ghostanimating",
+	"physicsshadowclone"
+};
+
+bool CProp_Portal_Shared::IsEntityTeleportable( CBaseEntity *pEntity )
+{
+
+	do
+	{
+
+#ifdef CLIENT_DLL
+		//client
+	
+		if( dynamic_cast<C_BaseDoor *>(pEntity) != NULL )
+			return false;
+
+#else
+		//server
+		
+		for( int i = 0; i != ARRAYSIZE(g_pszPortalNonTeleportable); ++i )
+		{
+			if( FClassnameIs( pEntity, g_pszPortalNonTeleportable[i] ) )
+				return false;
+		}
+
+#endif
+
+		Assert( pEntity != pEntity->GetMoveParent() );
+		pEntity = pEntity->GetMoveParent();
+	} while( pEntity );
+
+	return true;
+}
+
+
+
+