WasdController QML Type

Control node position and orientation with keys and mouse. More...

Import Statement: import QtQuick3D.Helpers
Inherits:

Item

Properties

Detailed Description

This helper allows the user to control a node using W, A, S, D, the arrow keys, and the mouse. Usually the controlled node is a Camera, specified in the controlledObject property.

Adding a WasdController can be highly useful both in applications that wish to provide a standard way of navigating the scene, and also as a temporary measure during development and troubleshooting, as it allows inspecting the scene at run time via familiar keyboard and mouse navigation.

The key bindings are as follows:

  • W or up - go forward
  • S or down - go backward
  • A or left - strafe left
  • D or right - strafe right
  • R or page up - move up
  • F or page down - move down
  • shift together with other keys - move faster, depending on shiftSpeed

The following snippet shows how a WasdController object can be added. By default both key and mouse based navigation is active, so in most cases there is no further configuration needed:

View3D {
    anchors.fill: parent
    camera: camera
    PerspectiveCamera {
        id: camera
        position: Qt.vector3d(0, 0, 600)
    }
    ...
}

WasdController {
    controlledObject: camera
}

Property Documentation

acceptedButtons : enumeration

Specifies the buttons accepted by the controller.

See also DragHandler and MultiPointHandler.


backSpeed : real

Specifies the speed of navigation when the back key is pressed.


controlledObject : QtQuick3D::Node

Specifies the node to control. This is typically a Camera object.


downSpeed : real

Specifies the speed of navigation when the down key is pressed.


forwardSpeed : real

Specifies the speed of navigation when the forward key is pressed.


inputsNeedProcessing : bool [read-only]

This property is true when there are inputs needing processing.


keysEnabled : bool

Enables key controls. The default value is true.


leftSpeed : real

Specifies the speed of navigation when the left key is pressed.


mouseEnabled : bool

Enables mouse controls. The default value is true.


rightSpeed : real

Specifies the speed of navigation when the right key is pressed.


shiftSpeed : real

Specifies the speed multiplier that is active when the shift key is pressed.


speed : real

Specifies the speed of navigation.


upSpeed : real

Specifies the speed of navigation when the up key is pressed.


xInvert : bool

Inverts the x-axis controls. The default value is false.


xSpeed : real

Specifies the speed of navigation when the mouse is moved along the X axis.


yInvert : bool

Inverts the y-axis controls. The default value is true.


ySpeed : real

Specifies the speed of navigation when the mouse is moved along the Y axis.


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