inputConfigViewer.h

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/******************************************************************************
** Copyright (c) 2025 MAK Technologies, Inc.
** All rights reserved.
******************************************************************************/
 
//! \file inputConfigViewer.h
//! \brief ImGui-based input configuration viewer for VR-Engage debug menu
 
#pragma once
 
#include "vreInput/export.h"
#include "vreInput/deviceMapping.h"
#include <string>
#include <vector>
#include <unordered_map>
 
namespace makVre
{
   //! \brief Structure representing a mapped input action for display
   struct DtInputActionDisplay
   {
      std::string actionGroup;
      std::string actionName;
      std::string deviceType;
      std::string deviceName;
      std::string inputType;
      std::string inputId;
      std::vector<std::string> valueTransforms;
      float currentValue = 0.0f;
      bool isActive = false;
   };
 
   //! \brief Structure representing a device configuration for display
   struct DtDeviceConfigDisplay
   {
      std::string deviceType;
      std::string deviceName;
      bool isConnected = false;
      std::vector<DtInputActionDisplay> actions;
   };
 
   //! \brief ImGui-based input configuration viewer for the debug menu
   class VREINPUT_DLL DtInputConfigViewer
   {
   public:
      DtInputConfigViewer();
      virtual ~DtInputConfigViewer();
      virtual bool initialize(DtVreInputManager* inputManager);
      virtual void shutdown();
      virtual void tick(double dt);
      virtual void renderImGui();
 
   private:
      void refreshInputData();
      void parseInputMappings();
      void parseRealInputDevices();
      void parseInputMappingLayers();
      void buildActionMap();
      void sortConfigurations();
      void renderActionSearch();
      void renderDeviceTabs();
      void renderDeviceConfig(const DtDeviceConfigDisplay& deviceConfig);
      void updateInputValues();
      bool hasActionHandlers() const;
      bool passesFilter(const DtInputActionDisplay& action);
      
      // Helper methods for real mapping discovery
      size_t findDeviceIndexByKey(const std::string& deviceKey) const;
      void extractActionsFromDeviceMapping(const DtDeviceMapping& mapping, 
                                         DtDeviceConfigDisplay& deviceConfig,
                                         const std::string& layerInfo) const;
      // Also add some helper methods for populating device actions
      void addActionToCompatibleDevices(const std::string& actionGroup, const std::string& actionName);
      
      // Helper method to convert input type enum to string
      std::string inputTypeToString(int inputType) const;
   private:
      DtVreInputManager* myInputManager;
      std::vector<DtDeviceConfigDisplay> myDeviceConfigs;
 
      std::unordered_map<std::string, std::vector<DtInputActionDisplay*>> myActionMap;
      char mySearchFilter[256];
      bool myShowInactiveInputs;
      double myLastRefreshTime;
      static constexpr double REFRESH_INTERVAL = 1.0;
      int mySelectedDeviceTab;
   };
 
} // namespace makVre