M3D / M3D / Utility / CalculateHelper
Class: CalculateHelper
File
Brief
计算帮助类
Author
yw
Date
2022-1-17
Version
1.0
Copyright
All Rights Reserved. Copyright (C) 2022 HOTEAMSOFT, Ltd
Table of contents
Constructors
Methods
Constructors
constructor
• new CalculateHelper(): CalculateHelper
Returns
Methods
calculateCircleCenter
▸ calculateCircleCenter(firstPnt, secondPnt, thirdPnt, centerPnt, radius): boolean
三点计算圆心
Parameters
| Name | Type |
|---|---|
firstPnt | Vector3 |
secondPnt | Vector3 |
thirdPnt | Vector3 |
centerPnt | Vector3 |
radius | number |
Returns
boolean
isTriangle
▸ isTriangle(firstPnt, secondPnt, thirdPnt): boolean
是否是三角形
Parameters
| Name | Type | Description |
|---|---|---|
firstPnt | Vector3 | 第一个点 |
secondPnt | Vector3 | |
thirdPnt | Vector3 |