.. DO NOT EDIT.
.. THIS FILE WAS AUTOMATICALLY GENERATED BY SPHINX-GALLERY.
.. TO MAKE CHANGES, EDIT THE SOURCE PYTHON FILE:
.. "_gallery/feature_demo/mesh_slice.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_mesh_slice.py>`
        to download the full example code.

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

.. _sphx_glr__gallery_feature_demo_mesh_slice.py:


Mesh Slice Material
===================

Example showing off the mesh slice material.

.. GENERATED FROM PYTHON SOURCE LINES 7-64



.. image-sg:: /_gallery/feature_demo/images/sphx_glr_mesh_slice_001.webp
   :alt: mesh slice
   :srcset: /_gallery/feature_demo/images/sphx_glr_mesh_slice_001.webp
   :class: sphx-glr-single-img





.. code-block:: Python



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


    canvas = RenderCanvas()
    renderer = gfx.renderers.WgpuRenderer(canvas)
    scene = gfx.Scene()

    geometry = gfx.torus_knot_geometry(1, 0.3, 128, 16)
    material1 = gfx.MeshPhongMaterial(color=(0.5, 0.5, 1.0, 0.5))
    material2 = gfx.MeshSliceMaterial(thickness=8, color=(1, 1, 0, 1), plane=(0, 0, 1, 0))
    obj1 = gfx.Mesh(geometry, material1)
    obj2 = gfx.Mesh(geometry, material2)
    scene.add(obj1)
    obj2.cast_shadow = True  # It's actually the mesh slice casting a shadow
    scene.add(obj2)

    container = gfx.Mesh(
        gfx.box_geometry(10, 10, 10),
        gfx.MeshPhongMaterial(),
    )
    container.receive_shadow = True
    scene.add(container)

    camera = gfx.PerspectiveCamera(70, 2)
    camera.local.position = (0, 4, 4)
    camera.look_at((0, 0, 0))

    scene.add(gfx.AmbientLight(0.15))

    light1 = gfx.PointLight("#fff", 0.7)
    light1.local.position = (0, 0, 4)
    light1.cast_shadow = True
    light2 = gfx.PointLight("#fff", 0.7)
    light2.local.position = (0, 4, 0)
    light2.cast_shadow = True
    scene.add(light1)
    scene.add(light2)
    light2.visible = True


    def animate():
        dist = material2.plane[3]
        dist += 0.02
        if dist > 2.2:
            dist = -2.2
        material2.plane = 1, 0, 1, dist

        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 1.136 seconds)


.. _sphx_glr_download__gallery_feature_demo_mesh_slice.py:

.. only:: html

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

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

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

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

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

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

      :download:`Download zipped: mesh_slice.zip <mesh_slice.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#mesh_slice.py"></iframe>