def create_scene(clipping_planes, clipping_mode):
maxsize = 221
scene = gfx.Scene()
for n in range(20, maxsize, 50):
material = gfx.MeshPhongMaterial(
color=(n / maxsize, 1, 0, 1),
clipping_planes=clipping_planes,
clipping_mode=clipping_mode,
)
geometry = gfx.box_geometry(n, n, n)
cube = gfx.Mesh(geometry, material)
scene.add(cube)
return scene
def __init__(self):
super().__init__(None)
self.resize(640, 480)
# Creat button and hook it up
self._button = QtWidgets.QPushButton("Add a line", self)
self._button.clicked.connect(self._on_button_click)
# Create canvas, renderer and a scene object
self._canvas = WgpuCanvas(parent=self)
self._renderer = gfx.WgpuRenderer(self._canvas)
self._scene = gfx.Scene()
self._camera = gfx.OrthographicCamera(110, 110)
# Hook up the animate callback
self._canvas.request_draw(self.animate)
layout = QtWidgets.QHBoxLayout()
self.setLayout(layout)
layout.addWidget(self._button)
layout.addWidget(self._canvas)
"""
Example showing off the mesh slice material.
"""
from wgpu.gui.auto import WgpuCanvas, run
import pygfx as gfx
canvas = WgpuCanvas()
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, 0.5, 1.0))
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)
scene.add(obj2)
camera = gfx.PerspectiveCamera(70, 2)
camera.position.z = 4
def animate():
dist = material2.plane[3]
dist += 0.02
if dist > 1:
dist = -1.5
The idea is to render both scenes, but clear the depth before rendering
the overlay, so that it's always on top.
"""
import numpy as np
from wgpu.gui.auto import WgpuCanvas, run
import pygfx as gfx
# Create a canvas and renderer
canvas = WgpuCanvas(size=(500, 300))
renderer = gfx.renderers.WgpuRenderer(canvas)
# Compose a 3D scene
scene1 = gfx.Scene()
geometry1 = gfx.box_geometry(200, 200, 200)
material1 = gfx.MeshPhongMaterial(color=(1, 1, 0, 1.0))
cube1 = gfx.Mesh(geometry1, material1)
scene1.add(cube1)
camera1 = gfx.OrthographicCamera(300, 300)
# Compose another scene, a 2D overlay
scene2 = gfx.Scene()
positions = np.array(
[
[-1, -1, 0.5],
