no fullscreen. renderwindow in div about vtk-js

[jourdain]

    // vtk.js code
    this.vtk = {};
    this.vtk.renderWindow = vtkRenderWindow.newInstance();
    this.vtk.renderer = vtkRenderer.newInstance();
    this.vtk.renderWindow.addRenderer(this.vtk.renderer);

    // OpenGlRenderWindow
    this.vtk.openGlRenderWindow = vtkOpenGLRenderWindow.newInstance();
    this.vtk.renderWindow.addView(this.vtk.openGlRenderWindow);

    // Interactor
    this.vtk.interactor = vtkRenderWindowInteractor.newInstance();
    this.vtk.interactor.setView(this.vtk.openGlRenderWindow);
    this.vtk.interactor.initialize();

    this.container = document.querySelector('.classToSelectYourDiv');
    this.vtk.openGlRenderWindow.setContainer(this.container);
    this.vtk.interactor.bindEvents(this.container);

[jourdain]

You may have to resize it based on its container

const dims = this.container.getBoundingClientRect();
this.vtk.openGlRenderWindow.setSize(dims.width, dims.height);