BlueRose/BlueRoseNote
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

vault backup: 2023-10-25 15:06:01

Browse Source
This commit is contained in:
BlueRose 2023-10-25 15:06:01 +08:00
parent 2a63c63b05
commit 8b93aa6cf5
1 changed files with 11 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
03-UnrealEngine/Math/四元数学习笔记.md
View File

@ -49,4 +49,14 @@ $$q \cdot p$$
所以四元数乘法不满足交换律。 所以四元数乘法不满足交换律。
$$q \cdot p \neq p \cdot q$$ $$q \cdot p \neq p \cdot q$$
右乘规则顺序相反。 右乘规则顺序相反。
# 在3D世界中使用四元数来控制旋转
使用四元数将物体旋转，需要使用到"夹心乘法"
$$p \rightarrow q\cdot p \cdot q^-1$$
![image.png](https://cdn.jsdelivr.net/gh/blueroseslol/ImageBag@latest/ImageBag/Images/20231025144447.png)
## 四元数规范化
$$x^2 + y^2 + z^2 =1$$