Function VirtualChinrest

VirtualChinrest(
    props: {
        i18n?: {
            confirm: string;
            yes: string;
            no: string;
            screen_width: string;
            line_spacing: string;
            distance: string;
            SWT_guide: string;
            DT_guide: string;
            DT_start: string;
            DT_stop: string;
        };
        blindspotDegree?: number;
        usePreviousData?: boolean;
    },
    ctx: Scene<never>,
): {
    node: HTMLDivElement;
    data(): {
        pix_per_cm: number;
        distance_cm: number;
        deg2cm: (deg: number) => number;
        deg2pix: (deg: number) => number;
        deg2csspix: (deg: number) => number;
    };
}
Virtual chinrest component for calibrating screen distance and pixel-to-visual-angle conversion
Parameters
- props: {
      i18n?: {
          confirm: string;
          yes: string;
          no: string;
          screen_width: string;
          line_spacing: string;
          distance: string;
          SWT_guide: string;
          DT_guide: string;
          DT_start: string;
          DT_stop: string;
      };
      blindspotDegree?: number;
      usePreviousData?: boolean;
  }
  - Optionali18n?: {
        confirm: string;
        yes: string;
        no: string;
        screen_width: string;
        line_spacing: string;
        distance: string;
        SWT_guide: string;
        DT_guide: string;
        DT_start: string;
        DT_stop: string;
    }
    Internationalization strings
  - OptionalblindspotDegree?: number
    Blindspot degree (in degrees)
    
    Default
    13.5
  - OptionalusePreviousData?: boolean
    Use previous chinrest data.
    
    If not provided, it will show a confirmation scene.
- ctx: Scene<never>
Returns {
    node: HTMLDivElement;
    data(): {
        pix_per_cm: number;
        distance_cm: number;
        deg2cm: (deg: number) => number;
        deg2pix: (deg: number) => number;
        deg2csspix: (deg: number) => number;
    };
}
Example
```
using chinrestScene = app.scene(VirtualChinrest, {
  defaultProps: {
    usePreviousData: false,
    blindspotDegree: 13.5,
  },
});
const calibrationData = await chinrestScene.show();
console.log(calibrationData.distance_cm); // number
console.log(calibrationData.pix_per_cm); // number
console.log(calibrationData.deg2csspix(1)); // css pixels for 1 degree
```
- Defined in packages/psytask/src/components/visual.ts:249

Function VirtualChinrest

Parameters

`Optional`i18n?: {
    confirm: string;
    yes: string;
    no: string;
    screen_width: string;
    line_spacing: string;
    distance: string;
    SWT_guide: string;
    DT_guide: string;
    DT_start: string;
    DT_stop: string;
}

`Optional`blindspotDegree?: number

Default

`Optional`usePreviousData?: boolean

Returns {
    node: HTMLDivElement;
    data(): {
        pix_per_cm: number;
        distance_cm: number;
        deg2cm: (deg: number) => number;
        deg2pix: (deg: number) => number;
        deg2csspix: (deg: number) => number;
    };
}

Example

Settings

Function VirtualChinrest

Parameters

Optionali18n?: { confirm: string; yes: string; no: string; screen_width: string; line_spacing: string; distance: string; SWT_guide: string; DT_guide: string; DT_start: string; DT_stop: string;}

OptionalblindspotDegree?: number

Default

OptionalusePreviousData?: boolean

Returns { node: HTMLDivElement; data(): { pix_per_cm: number; distance_cm: number; deg2cm: (deg: number) => number; deg2pix: (deg: number) => number; deg2csspix: (deg: number) => number; };}

Example

Settings

`Optional`i18n?: {
confirm: string;
yes: string;
no: string;
screen_width: string;
line_spacing: string;
distance: string;
SWT_guide: string;
DT_guide: string;
DT_start: string;
DT_stop: string;
}

`Optional`blindspotDegree?: number

`Optional`usePreviousData?: boolean

Returns {
node: HTMLDivElement;
data(): {
pix_per_cm: number;
distance_cm: number;
deg2cm: (deg: number) => number;
deg2pix: (deg: number) => number;
deg2csspix: (deg: number) => number;
};
}