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Question by Jonah-H · Aug 30, 2020 at 02:16 PM · c#meshmouseclick

how to select a single point on a mesh?

i have a mesh and i want to select a certain point with my mouse. so when i click the points position gets displayed in the console or something like that, is this possible?

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Answer by alexgamble · Aug 30, 2020 at 04:59 PM

I am sorry but I don't think this is possible, although to create your own assets you could use Blender which allows you to create, sculpture and then easily import assets into Unity? Hope this is helpful, sorry I couldn't be of more help.

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avatar image Jonah-H · Aug 30, 2020 at 05:24 PM 0
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i thought i could use this to make editable terrain so when clicked it makes a hole in the mesh. and i have blender but i want random terrain so I'm using a unity mesh gen.

any suggestions on other ways to do what i want to do?

avatar image alexgamble · Aug 30, 2020 at 08:47 PM 0
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I am a bit tired tonight so will do a more thorough response in the morning, are you using the terrain game object and what version of unity are you using?

avatar image alexgamble · Aug 31, 2020 at 07:43 AM 0
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Having thoroughly looking into this, I am not sure this is possible although you can get the position of the entire mesh in the console. Sorry again I couldn't be of more help

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Answer by Bunny83 · Sep 01, 2020 at 03:10 PM

Is it possible? Sure, why not. However your description is very vague. Do you need this inside the editor or at runtime? If in the editor, do you want this to be a tool for the sceneview or do you want to create a custom editor window. For example I made this UVViewer which allows you to view the UV maps of a mesh inside the Unity editor.


Note that based on your comment above I want to make clear that selecting or reading mesh data is different from actually editing / manipulating and saving such data. Imported mesh data could be reimported by the editor at various points and any changes you might have done would be lost. So you have to think about how you actually want to persist your changes / assets.


You said you use " a unity mesh gen." which couldn't be less descriptive -.- Do you even have at least a rough idea how the usability and the user interface of your tool should look like? Creating editor tools is fun, but if you have zero experience with the IMGUI system of the editor or Unity's asset database this might not be the right task for you. You might want to have a look at my IMGUI crash course.

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