In [11]:

    

from pythreejs import *
from IPython.display import display
from math import pi


    

In [12]:

    

# Reduce repo churn for examples with embedded state:
from pythreejs._example_helper import use_example_model_ids
use_example_model_ids()


    

In [13]:

    

BoxGeometry(
    width=5,
    height=10,
    depth=15,
    widthSegments=5,
    heightSegments=10,
    depthSegments=15)


    

In [14]:

    

view_width = 600
view_height = 400


    

In [15]:

    

sphere = Mesh(
    SphereBufferGeometry(1, 32, 16),
    MeshStandardMaterial(color='red')
)


    

In [16]:

    

cube = Mesh(
    BoxBufferGeometry(1, 1, 1),
    MeshPhysicalMaterial(color='green'),
    position=[2, 0, 4]
)


    

In [17]:

    

camera = PerspectiveCamera( position=[10, 6, 10], aspect=view_width/view_height)
key_light = DirectionalLight(position=[0, 10, 10])
ambient_light = AmbientLight()


    

In [18]:

    

f = """
function f(origu, origv, out) {
    // scale u and v to the ranges I want: [0, 2*pi]
    var u = 2*Math.PI*origu;
    var v = 2*Math.PI*origv;

    var x = Math.sin(u);
    var y = Math.cos(v);
    var z = Math.cos(u+v);

    out.set(x,y,z)
}
"""
surf_g = ParametricGeometry(func=f, slices=16, stacks=16);

surf1 = Mesh(geometry=surf_g,
             material=MeshLambertMaterial(color='green', side='FrontSide'))
surf2 = Mesh(geometry=surf_g,
             material=MeshLambertMaterial(color='yellow', side='BackSide'))
surf = Group(children=[surf1, surf2])

camera2 = PerspectiveCamera( position=[10, 6, 10], aspect=view_width/view_height)
scene2 = Scene(children=[surf, camera2,
                         DirectionalLight(position=[3, 5, 1], intensity=0.6),
                         AmbientLight(intensity=0.5)])
renderer2 = Renderer(camera=camera2, scene=scene2,
                     controls=[OrbitControls(controlling=camera2)],
                     width=view_width, height=view_height)
display(renderer2)