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#rnx #rb none #ROBOMERGE-OWNER: ryan.durand #ROBOMERGE-AUTHOR: ryan.durand #ROBOMERGE-SOURCE: CL 10869210 via CL 10869511 via CL 10869900 #ROBOMERGE-BOT: (v613-10869866) [CL 10870549 by ryan durand in Main branch]
57 lines
2.6 KiB
C++
57 lines
2.6 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "UObject/ObjectMacros.h"
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#include "Kismet/BlueprintFunctionLibrary.h"
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#include "EyeTrackerTypes.h"
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#include "IEyeTracker.h"
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#include "EyeTrackerFunctionLibrary.generated.h"
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UCLASS()
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class EYETRACKER_API UEyeTrackerFunctionLibrary : public UBlueprintFunctionLibrary
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{
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GENERATED_BODY()
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public:
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/**
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* Returns whether or not the eye-tracking hardware is connected and ready to use. It may or may not actually be in use.
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* @return (Boolean) true if eye tracker is connected and ready to use, false otherwise
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*/
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UFUNCTION(BlueprintPure, Category = "Eye Tracking")
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static bool IsEyeTrackerConnected();
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/**
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* Returns whether or not the eye-tracking hardware is connected and ready to use. It may or may not actually be in use.
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* @return true if the connected eye tracker supports per-eye gaze data, false otherwise
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*/
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UFUNCTION(BlueprintPure, Category = "Eye Tracking")
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static bool IsStereoGazeDataAvailable();
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/**
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* Returns unfied gaze data from the eye tracker. This is a single gaze ray, representing the fusion of both eyes.
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* @param PlayerController The player for whom we are tracking. Null can be ok for some devices, but this may be necessary for others to determine viewport properties, etc.
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* @return True if the returned gaze data is valid, false otherwise. A false return is likely to be common (e.g. the when user blinks).
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*/
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UFUNCTION(BlueprintCallable, Category = "Eye Tracking")
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static bool GetGazeData(FEyeTrackerGazeData& OutGazeData);
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/**
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* Returns stereo gaze data from the eye tracker. This includes a gaze ray per eye, as well as a fixation point.
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* @param PlayerController The player for whom we are tracking. Null can be ok for some devices, but this may be necessary for others to determine viewport properties, etc.
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* @return True if the returned gaze data is valid, false otherwise. A false return is likely to be common (e.g. the when user blinks).
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*/
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UFUNCTION(BlueprintCallable, Category = "Eye Tracking")
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static bool GetStereoGazeData(FEyeTrackerStereoGazeData& OutGazeData);
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/**
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* Specifies player being eye-tracked. This is not necessary for all devices, but is necessary for some to determine viewport properties, etc.
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* @param PlayerController The player for whom we are tracking. Null can be ok for some devices, but this may be necessary for others to determine viewport properties, etc.
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*/
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UFUNCTION(BlueprintCallable, Category = "Eye Tracking")
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static void SetEyeTrackedPlayer(APlayerController* PlayerController);
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};
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