## ![](https://img.kancloud.cn/2e/43/2e43c8aedf2cf1567b075ff4e81747ae_219x238.png)
**介绍:**
图像采样器
* 输入端:
矩形有序点阵
* 输出端:
各点在图形区域采集到的对应信息
**知识点:**
1. 双击电池可以打开编辑页面。
![](https://img.kancloud.cn/c4/40/c440997feda9c9dc0025d96a24862b1d_2627x697.png)
2. 若想保证图片采集完整,需使点阵x和y方向上的总长度分别与编辑页面内采样范围X和Y的域值相等,即Sx*Ex=X域值,Sy*Ey=Y域值。
![](https://img.kancloud.cn/71/ac/71acf0c4e58d689dc2148c8feb6d3298_721x599.png)
3. 2中的方法可以保证画面采集的完整,但是会出现画面未在正中的情况,需要移动基准点调整画面。
![](https://img.kancloud.cn/7d/c9/7dc915e9f2b8d7dc3a4b5c3a6603adbd_1313x699.gif)
4. 如果想避免3中的问题,可以使用下面的连接方式,且这种方式不需要双击电池在编辑页面调整X和Y域值。
![](https://img.kancloud.cn/c6/0c/c60cb50fd4373f8baa3000b717798558_850x656.png)
- 简介
- 序言
- 版权证书
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- GH原生电池详解(常用311个)
- Params类
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