i am simulating a simple roller coaster om curve ramp but can not make a 3d curve

all the curve that i made is on the plane. tried spline but could not figure out how to draw a curve out of the plane.

please help me.

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2 Answers

try freestyle module in shape design. there is 3d curve. but in other surface modules you can also do this with combine command.

 
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thanks.

i am not good on them as i am a novice for pat and product design module only.

i would appreciate if thee were any tutorial.

 
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