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

.. only:: html

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

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

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

.. _sphx_glr__gallery_validation_validate_light_shadow.py:


Light and Shadow
================

This example combines MeshPhongMaterial and MeshStandardMaterial with
PointLight, AmbientLight, SpotLight and DirectionalLight to check
that all combinations are working properly.

.. GENERATED FROM PYTHON SOURCE LINES 9-84



.. image-sg:: /_gallery/validation/images/sphx_glr_validate_light_shadow_001.webp
   :alt: validate light shadow
   :srcset: /_gallery/validation/images/sphx_glr_validate_light_shadow_001.webp
   :class: sphx-glr-single-img





.. code-block:: Python



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

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

    cube = gfx.Mesh(
        gfx.box_geometry(20, 20, 20),
        gfx.MeshPhongMaterial(),
    )
    cube.local.rotation = la.quat_from_euler((np.pi / 6, np.pi / 6), order="XY")
    cube.cast_shadow = True
    scene.add(cube)

    cube2 = gfx.Mesh(
        gfx.box_geometry(50, 50, 50),
        gfx.MeshPhongMaterial(),
    )
    cube2.local.rotation = la.quat_from_euler((np.pi / 4, np.pi / 4), order="XY")
    cube2.local.position = (0, -150, 0)
    cube2.cast_shadow = True
    cube2.receive_shadow = True
    scene.add(cube2)

    cube3 = gfx.Mesh(
        gfx.box_geometry(100, 100, 100),
        gfx.MeshPhongMaterial(),
    )
    cube3.local.position = (0, -250, 0)
    cube3.cast_shadow = True
    cube3.receive_shadow = True
    scene.add(cube3)

    box = gfx.Mesh(
        gfx.box_geometry(600, 600, 600),
        gfx.MeshStandardMaterial(color="#808080", side="Back"),
    )
    box.local.rotation = la.quat_from_euler(-np.pi / 2, order="X")
    box.local.position = (0, 0, 0)
    box.receive_shadow = True
    box.cast_shadow = False
    scene.add(box)

    ambient = gfx.AmbientLight()
    scene.add(ambient)

    light = gfx.PointLight("#4040ff", 500000, decay=2)
    light.local.x = 15
    light.local.y = 20
    light.cast_shadow = True
    scene.add(light)

    light2 = gfx.DirectionalLight("#aaaaaa")
    light2.local.position = (-150, 100, 100)
    light2.cast_shadow = True
    scene.add(light2)

    light3 = gfx.SpotLight("#ffffff", 500, angle=0.3, penumbra=0.2, decay=1)
    light3.local.position = (0, 0, 100)
    light3.cast_shadow = True
    scene.add(light3)

    camera = gfx.PerspectiveCamera(70, 16 / 9, depth_range=(0.1, 2000))
    camera.local.z = 350

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


    if __name__ == "__main__":
        loop.run()


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

   **Total running time of the script:** (0 minutes 1.246 seconds)


.. _sphx_glr_download__gallery_validation_validate_light_shadow.py:

.. only:: html

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

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

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

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

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

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

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