openapi: 3.1.0
info:
  title: Microsoft Windows 10 Windows Background Tasks Accelerometer Orientation API
  description: API for running code in the background when an application is suspended or not running. Based on the Windows.ApplicationModel.Background namespace, it supports time-triggered, system-triggered, and maintenance-triggered background tasks. Key classes include BackgroundTaskBuilder, BackgroundTaskRegistration, SystemTrigger, TimeTrigger, and BackgroundTaskCompletedEventArgs.
  version: 1.0.0
  contact:
    name: Microsoft Developer Support
    url: https://learn.microsoft.com/en-us/windows/apps/windows-app-sdk/applifecycle/background-tasks
  license:
    name: Microsoft Software License
    url: https://www.microsoft.com/en-us/legal/terms-of-use
servers:
- url: https://api.windows.com
  description: Windows Platform API
tags:
- name: Orientation
paths:
  /sensors/orientation/reading:
    get:
      operationId: getOrientationReading
      summary: Microsoft Windows 10 Get orientation sensor reading
      description: Retrieves the current orientation sensor reading using OrientationSensor.GetCurrentReading. Returns a rotation matrix and quaternion representing the device's spatial orientation. The orientation sensor fuses data from accelerometer, compass, and gyrometer for smooth results.
      tags:
      - Orientation
      responses:
        '200':
          description: Successful reading
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/OrientationReading'
        '404':
          description: Orientation sensor not available
components:
  schemas:
    OrientationReading:
      type: object
      description: Orientation sensor reading data
      properties:
        quaternion:
          type: object
          properties:
            w:
              type: number
              format: float
            x:
              type: number
              format: float
            y:
              type: number
              format: float
            z:
              type: number
              format: float
          description: Orientation as a quaternion
        rotationMatrix:
          type: object
          properties:
            m11:
              type: number
              format: float
            m12:
              type: number
              format: float
            m13:
              type: number
              format: float
            m21:
              type: number
              format: float
            m22:
              type: number
              format: float
            m23:
              type: number
              format: float
            m31:
              type: number
              format: float
            m32:
              type: number
              format: float
            m33:
              type: number
              format: float
          description: 3x3 rotation matrix
        timestamp:
          type: string
          format: date-time
externalDocs:
  description: Background Tasks Documentation
  url: https://learn.microsoft.com/en-us/windows/apps/windows-app-sdk/applifecycle/background-tasks