Seams
Seams are the “borders” of an unwrapping operation. Remember the cube in Figure 8.1? When it’s unwrapped, the normal black continuous lines would be the seams. You can also think of seams in clothing; before a shirt is made, it’s just a series of flat pieces that are later joined into a three-dimensional garment by stitching them together at their seams. In 3D, the most popular unwrapping method is to use seams; first, you define the seams in the 3D model, and then the UVs are unfolded according to those seams.
What’s important to keep in mind with seams is that they’re not desirable. Seams are usually placed in areas where they’re less visible, and the reason is that when you apply a texture, in the seam area you’ll notice a “cut” in the ...
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