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docs/api/presets/model/index.md
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@ -1,26 +1,24 @@
---
title: mbcp.presets.model.\n\ninit\n\n
order: 1
icon: laptop-code
category: API
title: mbcp.presets.model
---
### ***class*** `GeometricModels`
- #### `@staticmethod`
- #### *def* `sphere(radius: float, density: float)`
### ***def*** `sphere(radius: float, density: float) -> None`
生成球体上的点集。
Args:
参数:
radius:
radius:
density:
density:
Returns:
List[Point3]: 球体上的点集。
- #
<details>
<summary>源代码</summary>
<summary>源码</summary>
```python
@staticmethod
@ -44,75 +42,3 @@ def sphere(radius: float, density: float):
```
</details>
### ***class*** `GeometricModels`
### &emsp; ***@staticmethod***
### &emsp; ***def*** `sphere(radius: float, density: float) -> None`
&emsp;生成球体上的点集。
Args:
radius:
density:
Returns:
List[Point3]: 球体上的点集。
<details>
<summary>源代码</summary>
```python
@staticmethod
def sphere(radius: float, density: float):
"""
生成球体上的点集。
Args:
radius:
density:
Returns:
List[Point3]: 球体上的点集。
"""
area = 4 * np.pi * radius ** 2
num = int(area * density)
phi_list = np.arccos([clamp(-1 + (2.0 * _ - 1.0) / num, -1, 1) for _ in range(num)])
theta_list = np.sqrt(num * np.pi) * phi_list
x_array = radius * np.sin(phi_list) * np.cos(theta_list)
y_array = radius * np.sin(phi_list) * np.sin(theta_list)
z_array = radius * np.cos(phi_list)
return [Point3(x_array[i], y_array[i], z_array[i]) for i in range(num)]
```
</details>
### ***var*** `area = 4 * np.pi * radius ** 2`
### ***var*** `num = int(area * density)`
### ***var*** `phi_list = np.arccos([clamp(-1 + (2.0 * _ - 1.0) / num, -1, 1) for _ in range(num)])`
### ***var*** `theta_list = np.sqrt(num * np.pi) * phi_list`
### ***var*** `x_array = radius * np.sin(phi_list) * np.cos(theta_list)`
### ***var*** `y_array = radius * np.sin(phi_list) * np.sin(theta_list)`
### ***var*** `z_array = radius * np.cos(phi_list)`