# How could I make a precise model if your snap function leads me somewhere else?

**URL:** <https://discourse.shapr3d.com/t/how-could-i-make-a-precise-model-if-your-snap-function-leads-me-somewhere-else/15414>\
**Category:** Modeling Questions\
**Created:** [October 18, 2021, 6:25am UTC](https://discourse.shapr3d.com/t/how-could-i-make-a-precise-model-if-your-snap-function-leads-me-somewhere-else/15414 "2021-10-18T06:25:16Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![moto4p](https://avatars.discourse-cdn.com/v4/letter/m/82dd89/32.png) [@moto4p](https://discourse.shapr3d.com/u/moto4p)\
**Post date:** [October 18, 2021, 6:25am UTC](https://discourse.shapr3d.com/t/how-could-i-make-a-precise-model-if-your-snap-function-leads-me-somewhere-else/15414/1 "2021-10-18T06:25:16Z")

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This glitch is so frustrating when you want to draw a perfect curve surface!

 ![IMG_17E7BEF13C4E-1](https://us1.discourse-cdn.com/flex002/uploads/shapr3d/original/2X/a/a361f054d8066bbf29c349b59f36787fea96e650.jpeg)

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**Author:** ![moto4p](https://avatars.discourse-cdn.com/v4/letter/m/82dd89/32.png) [@moto4p](https://discourse.shapr3d.com/u/moto4p)\
**Post date:** [October 18, 2021, 6:35am UTC](https://discourse.shapr3d.com/t/how-could-i-make-a-precise-model-if-your-snap-function-leads-me-somewhere-else/15414/2 "2021-10-18T06:35:10Z")

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And by the way, the constraint function is so unpredictable when you drawing a complex shape and try to adjust an individual line.

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**Author:** ![moto4p](https://avatars.discourse-cdn.com/v4/letter/m/82dd89/32.png) [@moto4p](https://discourse.shapr3d.com/u/moto4p)\
**Post date:** [October 18, 2021, 6:43am UTC](https://discourse.shapr3d.com/t/how-could-i-make-a-precise-model-if-your-snap-function-leads-me-somewhere-else/15414/3 "2021-10-18T06:43:08Z")

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FYI, there was only one crossing point (which I snapped to) before I cut the curve out