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                            ![](http://www.rhinostudio.cn/files/course/2019/05-14/112224054d77861875.png)

## **Iso Curve**

根據UV坐標值抽離曲面結構線。如果想批量提取結構線，可以這樣：

![](http://www.rhinostudio.cn/files/course/2019/12-09/22314957cd25841239.png)

有同學問如何提取疏密變化的結構線，其實做法也很簡單，既然要讓結構線疏密變化，那就讓提取用的uvpoint疏密變化，而uvpoint可以通過點投影面得到，那咱們就拿疏密變化的點去投影曲面即可
![](https://img.kancloud.cn/df/38/df381eca7d994d9fe5f1300dc30539be_1400x596.png)
                    
                
        
                
            
        
                
    
                
    
                
        
                
    
                

                







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