Class TActivityRecognition

Unit

CastleActivityRecognition

Declaration

type TActivityRecognition = class(TComponent)

Description

Activity recognition (detects user stationary, walking, running and so on) (TActivityRecognition).

Usage:

1. Include the necessary integration code in your Android / iOS project.

   For iOS, add the "activity_regonition" service inside CastleEngineManifest.xml. See https://castle-engine.io/ios-Services and https://github.com/castle-engine/castle-engine/blob/master/tools/build-tool/data/ios/services/activity_recognition/README.md .

   Build your project with the Castle Game Engine build tool: https://castle-engine.io/build_tool .

2. Create an instance of this class. Only a single instance of this class is allowed.

3. Call TActivityRecognition.Start.

4. Read TActivityRecognition.Activity, TActivityRecognition.PossibleActivities at any point. You can assign a callback to TActivityRecognition.OnChange to be notified about changes.

Hierarchy

• TObject
• TPersistent
• TComponent
• TActivityRecognition

Overview

Methods

	constructor Create(AOwner: TComponent); override;
	destructor Destroy; override;
	procedure Start;
	procedure Stop;

Properties

	property Started: Boolean read FStarted;
	property OnChange: TNotifyEvent read FOnChange write FOnChange;
	property ActivityValid: Boolean read FActivityValid;
	property Activity: TUserActivity read FActivity;
	property PossibleActivities: TUserActivities read FPossibleActivities;
	property ActivityTime: TDateTime read FActivityTime;
	property ActivityConfidence: TUserActivityConfidence read FActivityConfidence;

Description

Methods

	constructor Create(AOwner: TComponent); override;
This item has no description.

	destructor Destroy; override;
This item has no description.

	procedure Start;
Start recognizing activity.

	procedure Stop;
Stop recognizing activity.

Properties

	property Started: Boolean read FStarted;
Was Start called (not followed by Stop).

	property OnChange: TNotifyEvent read FOnChange write FOnChange;
Called when current activity changed. This is called right after setting these properties: ActivityValid Activity PossibleActivities ActivityTime ActivityConfidence

	property ActivityValid: Boolean read FActivityValid;
Is some activity detected. Note that the detected activity may still be uaUnknown.

	property Activity: TUserActivity read FActivity;
Last detected most possible activity. Valid only if ActivityValid.

	property PossibleActivities: TUserActivities read FPossibleActivities;
Last detected possible activities. Valid only if ActivityValid.

	property ActivityTime: TDateTime read FActivityTime;
The time activity was updated last. Valid only if ActivityValid.

	property ActivityConfidence: TUserActivityConfidence read FActivityConfidence;
Confidence in Activity and PossibleActivities values. Valid only if ActivityValid.

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