@thewtex/vtk.js-esm/Interaction/Manipulators/VRButtonPanManipulator.js

Visualization Toolkit for the Web

import macro from '../../macro.js';
import vtkCompositeVRManipulator from './CompositeVRManipulator.js';
import { Device, Input } from '../../Rendering/Core/RenderWindowInteractor/Constants.js';
import { States } from '../../Rendering/Core/InteractorStyle/Constants.js';

// vtkVRButtonPanManipulator methods
// ----------------------------------------------------------------------------

function vtkVRButtonPanManipulator(publicAPI, model) {
  // Set our className
  model.classHierarchy.push('vtkVRButtonPanManipulator');

  publicAPI.onButton3D = function (interactorStyle, renderer, state, device, input, pressed) {
    if (pressed) {
      interactorStyle.startCameraPose();
    } else if (state === States.IS_CAMERA_POSE) {
      interactorStyle.endCameraPose();
    }
  };

  publicAPI.onMove3D = function (interactorStyle, renderer, state, data) {
    if (state !== States.IS_CAMERA_POSE) {
      return;
    } // move the world in the direction of the
    // controller


    var camera = renderer.getActiveCamera();
    var oldTrans = camera.getPhysicalTranslation(); // look at the y axis to determine how fast / what direction to move

    var speed = data.gamepad.axes[1]; // 0.05 meters / frame movement

    var pscale = speed * 0.05 / camera.getPhysicalScale(); // convert orientation to world coordinate direction

    var dir = camera.physicalOrientationToWorldDirection(data.orientation);
    camera.setPhysicalTranslation(oldTrans[0] + dir[0] * pscale, oldTrans[1] + dir[1] * pscale, oldTrans[2] + dir[2] * pscale);
  };
} // ----------------------------------------------------------------------------
// Object factory
// ----------------------------------------------------------------------------


var DEFAULT_VALUES = {
  device: Device.RightController,
  input: Input.TrackPad
}; // ----------------------------------------------------------------------------

function extend(publicAPI, model) {
  var initialValues = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
  Object.assign(model, DEFAULT_VALUES, initialValues);
  macro.obj(publicAPI, model);
  vtkCompositeVRManipulator.extend(publicAPI, model, initialValues); // Object specific methods

  vtkVRButtonPanManipulator(publicAPI, model);
} // ----------------------------------------------------------------------------

var newInstance = macro.newInstance(extend, 'vtkVRButtonPanManipulator'); // ----------------------------------------------------------------------------

var vtkVRButtonPanManipulator$1 = {
  newInstance: newInstance,
  extend: extend
};

export default vtkVRButtonPanManipulator$1;
export { extend, newInstance };