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Question by Icaroto · May 25, 2020 at 03:19 PM · 2ddrag-and-dropsnapping

Snapping while dragging 2D object

Hi,

I'm trying to create a "snapping" effect while dragging a game object trough the screen. I tried to round the object with:

 transform.position = new Vector2(Mathf.Round(transform.position.x), .Round(transform.position.y));

Tried on OnMouseDrag() and Update(), but there's no effect happening on screen.

The effect that I want is similar to this from Ultimate Chicken Horse: https://youtu.be/tWhPbRbLmnw?t=21 (couldn't find a better video). The video starts exactly where you can see the mouse moving and the object snapping in the background.

Am I missing something?

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avatar image KoenigX3 · May 25, 2020 at 04:26 PM 0
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Are you sure that rounding to a whole is enough? Seems like you need to round to larger values.

avatar image Icaroto KoenigX3 · May 25, 2020 at 05:03 PM 0
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huum I think is enough, when the On$$anonymous$$ouseUp is executed, I round the same way to put the object in exact coordinates.

$$anonymous$$y game is very "grid" based, so each point of the grid, like (0,1) or (1,0) is a 'unit' on Unity and has block/image. if that makes sense.

avatar image KoenigX3 Icaroto · May 25, 2020 at 05:44 PM 0
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Does transform refer to the dragged 2D object? Is it working at On$$anonymous$$ouseUp?

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