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Class PinchZoomModifier

Hierarchy

Index

Properties

Protected _camera

_camera: Camera | undefined = undefined
see

camera

Protected _currentDistance

_currentDistance: number

Protected _currentPoint

_currentPoint: vec2

Reference to the current point updating the camera modification.

Protected _initialDistance

_initialDistance: number

Protected _initialPoint

_initialPoint: vec2

Reference to the initial point starting the camera modification.

Protected _reference

_reference: Camera = new Camera()

Copy of a camera for ongoing camera modifications based on previous/initial camera settings.

Protected _sensitivity

_sensitivity: number = PinchZoomModifier.DEFAULT_SENSITIVITY

Protected _translation

_translation: vec3 = v3()

Static Protected Readonly DEFAULT_SENSITIVITY

DEFAULT_SENSITIVITY: 2 = 2

Accessors

camera

  • set camera(camera: Camera | undefined): void

Methods

initiate

  • initiate(point1: vec2, point2: vec2): void

process

  • process(point1: vec2, point2: vec2): void
  • Update the panning transform w.r.t. a specific event position.

    Parameters

    • point1: vec2
    • point2: vec2

    Returns void

update

  • update(): void