.. DO NOT EDIT.
.. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY.
.. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE:
.. "_gallery/feature_demo/synced_video.py"
.. LINE NUMBERS ARE GIVEN BELOW.

.. only:: html

    .. note::
        :class: sphx-glr-download-link-note

        :ref:`Go to the end <sphx_glr_download__gallery_feature_demo_synced_video.py>`
        to download the full example code.

.. rst-class:: sphx-glr-example-title

.. _sphx_glr__gallery_feature_demo_synced_video.py:


Synced Video Rendering
======================

Example demonstrating synced video rendering

.. GENERATED FROM PYTHON SOURCE LINES 7-59



.. image-sg:: /_gallery/feature_demo/images/sphx_glr_synced_video_001.webp
   :alt: synced video
   :srcset: /_gallery/feature_demo/images/sphx_glr_synced_video_001.webp
   :class: sphx-glr-single-img





.. code-block:: Python



    import numpy as np
    from rendercanvas.auto import RenderCanvas, loop
    import pygfx as gfx


    canvas = RenderCanvas(size=(512 * 3 + 100, 400), max_fps=999)
    renderer = gfx.renderers.WgpuRenderer(canvas, show_fps=True)
    scene = gfx.Scene()
    camera = gfx.OrthographicCamera(1800, 550)
    camera.local.y = 256
    camera.local.scale_y = -1
    camera.local.x = 1736 / 2

    colormap1 = gfx.cm.plasma


    # Just create a 512x512 random image
    def create_random_image():
        rand_img = np.random.rand(512, 512).astype(np.float32) * 255

        return gfx.Image(
            gfx.Geometry(grid=gfx.Texture(rand_img, dim=2)),
            gfx.ImageBasicMaterial(clim=(0, 255), map=colormap1),
        )


    images = list()
    img_pos = 0


    for _i in range(3):
        images.append(create_random_image())
        images[-1].local.x = img_pos
        img_pos += 50 + 512
        scene.add(images[-1])


    def animate():
        # update with new random image
        for img in images:
            img.geometry.grid.data[:] = np.random.rand(512, 512).astype(np.float32) * 255
            img.geometry.grid.update_range((0, 0, 0), img.geometry.grid.size)

        renderer.render(scene, camera)
        canvas.request_draw()


    if __name__ == "__main__":
        canvas.request_draw(animate)
        loop.run()


.. rst-class:: sphx-glr-timing

   **Total running time of the script:** (0 minutes 0.547 seconds)


.. _sphx_glr_download__gallery_feature_demo_synced_video.py:

.. only:: html

  .. container:: sphx-glr-footer sphx-glr-footer-example

    .. container:: sphx-glr-download sphx-glr-download-jupyter

      :download:`Download Jupyter notebook: synced_video.ipynb <synced_video.ipynb>`

    .. container:: sphx-glr-download sphx-glr-download-python

      :download:`Download Python source code: synced_video.py <synced_video.py>`

    .. container:: sphx-glr-download sphx-glr-download-zip

      :download:`Download zipped: synced_video.zip <synced_video.zip>`


.. only:: html

 .. rst-class:: sphx-glr-signature

    `Gallery generated by Sphinx-Gallery <https://sphinx-gallery.github.io>`_

.. only:: html

    Interactive example
    -------------------

    Try this example in your browser using Pyodide. Might not work with all examples and all devices. Check the output and your browser's console for details.

    .. raw:: html

        <iframe src="./../pyodide.html#synced_video.py"></iframe>