## Single Mode

### Left click:
The replacer changes the clicked node.

![single_left_click_0_025357](https://user-images.githubusercontent.com/161979/96200805-227d2700-0f5b-11eb-9115-0b4a31cb89cc.png)
Before is depicted above and after is below.
![single_left_click_1_025400](https://user-images.githubusercontent.com/161979/96200806-2315bd80-0f5b-11eb-8d8f-32fa401cde79.png)

### Right click:
The replacer places a node onto the surface.

![single_right_click_0_023544](https://user-images.githubusercontent.com/161979/96200006-27d97200-0f59-11eb-9928-58491380fe15.png)
Before is depicted above and after is below.
![single_right_click_1_023551](https://user-images.githubusercontent.com/161979/96200007-28720880-0f59-11eb-8606-def11db1a184.png)
