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Bi-rail sweep surfaces

Bi-rail sweep surfaces - Alias Tutorial

From the course: Alias Essential Training

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Bi-rail sweep surfaces

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- In this video we're going to move on to the Bi-Rail Option in the Rail Surface. So let's open up Rail Surface. And we're going to click on Reset. And in this case we're going to use 1 Generation Curve with 2 Rail Curves. And you'll notice at the top now the naming convention has changed from monorail to birail. So let's zoom into this first scenario. And the first thing I want to mention here is that there can't be any gaps between your Generation Curve and the Rail. Now, this is obviously a very large gap. But the gap could be as small as .1 or .05 of a millimeter. And let's see what happens here. So Alias is asking us to select Generation Curve. This is our Generation Curve. Now it's selecting the primary rail curve and then the secondary rail curve. And Alias comes back with an error saying that there's basically a gap between the entities. So let's have a look what it's telling us. Basically it's saying that Generation Curve and the secondary rail must intersect. Right now we…

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