RoadPredictor tool for Trigger Phase II ITk tracking, EFTRACK-142

added a new tool prototype, development for ITk Phase II trigger tracking as described in EFTRACK-142, no changes in test output expected.

Trigger/TrigTools/TrigInDetToolInterfaces/TrigInDetToolInterfaces/ITrigInDetRoadPredictorTool.h

+/*
+  Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
+*/
+
+#ifndef __ITRIGINDETROADPREDICTORTOOL_H__ 
+#define __ITRIGINDETROADPREDICTORTOOL_H__ 
+
+#include <vector>
+#include "GaudiKernel/IAlgTool.h"
+
+namespace Trk {
+  class SpacePoint;
+}
+
+namespace InDetDD {
+  class SiDetectorElement;
+}
+
+static const InterfaceID IID_ITrigInDetRoadPredictorTool("ITrigInDetRoadPredictorTool", 1 , 0); 
+
+class ITrigInDetRoadPredictorTool: virtual public IAlgTool 
+{
+ public:
+
+  static const InterfaceID& interfaceID() {
+    return IID_ITrigInDetRoadPredictorTool;
+  }
+
+  virtual int getRoad(const std::vector<const Trk::SpacePoint*>&, std::vector<const InDetDD::SiDetectorElement*>&, const EventContext&) const = 0;
+
+  
+};
+
+#endif
+
+