def get_plane_at_point(self,
pos,
norm,
sx,
sy,
color='lightgray',
alpha=.25,
**kwargs):
"""
Returns a plane going through a point at pos, oriented
orthogonally to the vector norm and of width and height
sx, sy.
:param pos: 3-tuple or list with x,y,z, coords of point the plane goes through
:param sx, sy: int, width and height of the plane
:param norm: 3-tuple or list with 3d vector the plane is orthogonal to
:param color, alpha: plane color and transparency
"""
plane = Plane(pos=pos, normal=norm, sx=sx, sy=sy, c=color, alpha=alpha)
return plane
"""
Make a textured floor, a lamp post, and load a mesh of a car
make copies of the car, rotate and move them in a loop.
rate=10 limits the speed of the loop to maximum 10 fps
"""
from __future__ import division, print_function
from vtkplotter import Plotter, Plane, Text, datadir
vp = Plotter(interactive=0, axes=0)
vp.add(Plane(pos=(4, 0, -0.45), sx=12, texture="metalfloor1"))
# load and set its position (methods can be concatenated)
vp.load(datadir + "lamp.vtk").pos([1.7, -0.4, 2])
a = vp.load(datadir + "porsche.ply", c="r").rotateX(90)
a.normalize() # set actor at origin and scale size to 1
for i in range(1, 10):
b = a.clone().color("aqua").alpha(0.04 * i)
b.rotateX(-20 * i).rotateY(-10 * i).pos([i, i / 2, i / 2])
vp.add(b) # add actor b
vp.show(rate=10) # maximum frame rate in hertz
print(i, "time:", vp.clock, "s")
vp.add(Text(__doc__))
vp.show(interactive=1)
import trimesh
import numpy as np
from vtkplotter import show, Plane, printc, download
# load the mesh from filename, file objects are also supported
f = download(
'https://github.com/mikedh/trimesh/raw/master/models/featuretype.STL')
mesh = trimesh.load_mesh(f)
# get a single cross section of the mesh
txt = 'cross section of the mesh'
mslice = mesh.section(plane_origin=mesh.centroid, plane_normal=[0, 0, 1])
pl = Plane(mesh.centroid, normal=[0, 0, 1], sx=6, sy=4, alpha=0.3)
slice_2D, to_3D = mslice.to_planar()
# show objects on N=2 non-synced renderers:
show([(mesh, pl), (slice_2D, txt)], N=2, sharecam=False, axes=True)
# if we wanted to take a bunch of parallel slices, like for a 3D printer
# we can do that easily with the section_multiplane method
# we're going to slice the mesh into evenly spaced chunks along z
# this takes the (2,3) bounding box and slices it into [minz, maxz]
z_extents = mesh.bounds[:, 2]
# slice every .125 model units (eg, inches)
z_levels = np.arange(*z_extents, step=0.125)
# find a bunch of parallel cross sections
sections = mesh.section_multiplane(plane_origin=mesh.bounds[0],
plane_normal=[0, 0, 1],
from vtkplotter import Plotter, Plane, datadir
vp = Plotter()
cow = vp.load(datadir + "cow.byu", c="grey", alpha=0.7)
vp += Plane(pos=[0, -3.6, 0], normal=[0, 1, 0], sx=20).texture("grass")
vp.show(viewup='y', interactive=0)
# vp.light() returns a vtkLight object with focal Point, fp, to mesh cow
# fp can also be explicitly set as fp=[x,y,z]
l = vp.addLight(pos=[-6, 6, 6], focalPoint=cow, deg=12, showsource=1)
# can be switched on/off this way
#l.SwitchOff()
vp.show(interactive=1)
from vtkplotter import Plotter, load, Plane, datadir vp = Plotter() cow = vp.load(datadir + "cow.byu", c="grey", alpha=0.7) vp += Plane(pos=[0, -3.6, 0], normal=[0, 1, 0], sx=20, texture="grass") vp.show(viewup='y') # vp.light() returns a vtkLight object with focal Point, fp, to actor cow # fp can also be explicitly set as fp=[x,y,z] l = vp.addLight(pos=[-6, 6, 6], focalPoint=cow, deg=12, showsource=1) # can be switched on/off this way #l.SwitchOff() vp.show()
'''
Make a textured floor, a lamp post, and load a mesh of a car
make copies of the car, rotate and move them in a loop.
rate=10 limits the speed of the loop to maximum 10 fps
'''
from __future__ import division, print_function
from vtkplotter import Plotter, Plane, Text
vp = Plotter(interactive=0, axes=0)
vp.add(Plane(pos=(4, 0, -.45), sx=12, texture='metalfloor1'))
# load and set its position (methods can be concatenated)
vp.load('data/shapes/lamp.vtk').pos([1.7, -0.4, 2])
a = vp.load('data/shapes/porsche.ply', c='r').rotateX(90)
a.normalize() # set actor at origin and scale size to 1
for i in range(1, 10):
b = a.clone().color('aqua').alpha(.04 * i)
b.rotateX(-20 * i).rotateY(-10 * i).pos([i, i / 2, i / 2])
vp.add(b) # add actor b
vp.show(rate=10) # maximum frame rate in hertz
print(i, 'time:', vp.clock, 's')
vp.add(Text(__doc__))
vp.show(interactive=1)
"""
Make a textured floor, a lamp post, and load a mesh of a car
make copies of the car, rotate and move them in a loop.
"""
from __future__ import division, print_function
from vtkplotter import Plotter, Plane, Text, datadir
vp = Plotter(interactive=0, axes=0)
vp += Plane(pos=(4, 0, -0.45), sx=12).texture("metalfloor1")
# load and set its position (methods can be concatenated)
vp.load(datadir + "lamp.vtk").pos([1.7, -0.4, 2])
vp += Text(__doc__)
a = vp.load(datadir + "porsche.ply", c="r").rotateX(90)
a.normalize() # set actor at origin and scale size to 1
for i in range(1, 10):
b = a.clone().color("aqua").alpha(0.04 * i)
b.rotateX(-20 * i).rotateY(-10 * i).pos([i, i / 2, i / 2])
vp += b # add actor b to Plotter
vp.show(rate=10) # maximum frame rate in hertz
print(i, "time:", vp.clock, "s")
vp.show(interactive=1)
from vtkplotter import Plotter, load, Plane
vp = Plotter()
cow = vp.load('data/cow.g', c='grey', alpha=.7)
vp.add(Plane(pos=[0,-3.6,0], normal=[0,1,0], sx=20, texture='grass'))
# vp.light() returns a vtkLight object with focal Point, fp, to actor cow
# fp can also be explicitly set as fp=[x,y,z]
l = vp.light(pos=[-6,6,6], fp=cow, deg=12, showsource=1)
# can be switched on/off this way
#l.SwitchOff()
vp.show()
