pythonpolyscope库的安装和例程[Python基础]

python

安装就可以在环境配置好的情况下使用pip安装:

python has-numbering">pip install polyscope

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如果提示找不到库文件,no moudle的话可以试着把安装下来的polyscope文件夹放在和想要运行的py文件的同一目录下。
而我们安装下来的polyscope文件夹在哪里呢?它们应该位于安装目录中的"Lib/site-packages"中,我的如下图所示:

但是装好之后我们运行一个网上的例程:

import polyscope as ps

# Initialize polyscope

ps.init()

### Register a point cloud

# `my_points` is a Nx3 numpy array

ps.register_point_cloud("my points", my_points)

### Register a mesh

# `verts` is a Nx3 numpy array of vertex positions

# `faces` is a Fx3 array of indices, or a nested list

ps.register_surface_mesh("my mesh", verts, faces, smooth_shade=True)

# Add a scalar function and a vector function defined on the mesh

# vertex_scalar is a length V numpy array of values

# face_vectors is an Fx3 array of vectors per face

ps.get_surface_mesh("my mesh").add_scalar_quantity("my_scalar",

vertex_scalar, defined_on="vertices", cmap="blues")

ps.get_surface_mesh("my mesh").add_vector_quantity("my_vector",

face_vectors, defined_on="faces", color=(0.2, 0.5, 0.5))

# View the point cloud and mesh we just registered in the 3D UI

ps.show()

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还是有错误,找不到polyscope_bindings,我的解决办法是在这个目录下面还应该有一个这个文件:

把他的名字改成polyscope_bindings.pyd就可以解决,库就可以跑通了。但是原例程因为没有给数组所有还有逻辑错误,随便给几个就可以运行了:

import polyscope as ps

import numpy as np

# Initialize polyscope

ps.init()

### Register a point cloud

# `my_points` is a Nx3 numpy array

my_points=np.array([[1,1,1],[1,2,3],[1,2,4],[2,5,3],[2,2,2]])

ps.register_point_cloud("my points", my_points)

### Register a mesh

# `verts` is a Nx3 numpy array of vertex positions

# `faces` is a Fx3 array of indices, or a nested list

verts=np.array([[1,1,1],[1,2,3],[1,2,4],[2,5,3],[2,2,2]])

faces=np.array([[1,1,1],[1,2,3],[1,2,4],[2,4,3],[2,2,2]])

ps.register_surface_mesh("my mesh", verts, faces, smooth_shade=True)

# Add a scalar function and a vector function defined on the mesh

# vertex_scalar is a length V numpy array of values

# face_vectors is an Fx3 array of vectors per face

vertex_scalar = np.array([1,2,3,4,5])

face_vectors=np.array([[1,1,1],[1,2,3],[1,2,4],[2,5,3],[2,2,2]])

ps.get_surface_mesh("my mesh").add_scalar_quantity("my_scalar",

vertex_scalar, defined_on="vertices", cmap="blues")

ps.get_surface_mesh

以上是 pythonpolyscope库的安装和例程[Python基础] 的全部内容, 来源链接: utcz.com/z/530391.html

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