From the course: Blender and Substance Painter: Architectural Visualization

UV mapping the conference room chairs

From the course: Blender and Substance Painter: Architectural Visualization

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UV mapping the conference room chairs

- [Instructor] Well, moving on. Let's go ahead and grab this chair and let's try and UV map this. I'll press shift H and then let's go over to the UV editing tab right here. I'll hit the A key to select everything and the period key to zoom in. And so here we go. Let's add that material, that test pattern material over here in the materials panel. Just pull this down and choose test pattern and then switch over to the view port shading. So here we go. We can kind of see some checker pattern here. Other than that it's really stretched all over. Let's see what the smart UV project can do. I'll just hit the A key and U and choose smart UV project, and okay, and there we go. Now, how does that look? Can we get away with that? Well, look here, there's a seam right there that's pretty ugly. And there's kind of one over here. I don't know if that's a seam or warping, maybe both, but since this is really going to be one of the main places you're going to see as well as back here. And actually this looks pretty good but I'm a little concerned about the seams here. So I think at the very least we should work on UV mapping the seat here. Let's do that. Let's tap into edit mode and hit the L key to select that seat and then press shift H to hide everything. All right, for this I think I want to grab the edges along the bottom here. I'm going to alt click this and then shift all click and on around here and down here, and just put that seam down at the bottom where it isn't going to be very visible. So let's press control E and mark seam. And then we can just hit the A key, U and unwrap. Now I'm seeing a bit of warping here. We could try and change our unwrap method here from conformal to angle based. And that helps. That helps quite a bit actually, but I realized I'm not sure if I applied the scale for this object. So let's tap back into object mode and hit the end key. And yeah, I didn't. The scale is uniform, but it isn't one. So I'm going to go ahead and press control A and apply to scale. There we go. So because it's uniform there probably isn't going to be too much of a difference, but let's go ahead and give it a try and see I'll press you and unwrap. And yeah, there isn't a whole lot of difference there. Okay, so we have that seat UV mapped. I think that looks better than what we had before. In addition, we've got these things here. These look a little odd. There's seams and stretching happening for the armrests. So if we tap back into edit mode and press alt H to bring everything back and then let's press L and L here and now let's hide everything shift H. There we go. So now let's just see what happens if we take one of these and let's try smart UV unwrap here again. Let's just try this. So when we do it individually, we get a better wrap I think, but we've still got some seams here. So there are a couple of things we can try. We can try and put a seam right down here at the very bottom and try and open it up like a pair of butterfly wings. We can try that. Let's see what happens if we do that. So I'm going to tumble around here. And first of all, I'm going to get rid of these faces down here. I don't believe we need these. I'll go to face mode and hit the C key and I'll just circle select these here and then right Click to get out of the circle, select X and delete faces. And now if I select this edge right here and then go all the way up and control click this edge here that connects those two selections up, so we select that whole edge. Let's Mark a seam here, and then let's come over here and do the same thing on the front. How about right up to here? Let's try this. So I'm going to put a seam right up here at the front. There already seems up here as well. I'm going to try this and just see if I get a better cleaner unwrap here. So let me press the L key here just for this one, just to test it and I'll hit U and unwrap. You know, that doesn't look too bad. We've got a seam right here and we've got a seam right here. I'm wondering how this would look without a seam on the front. Let's try one more time. I'm going to take this edge control click this edge, so we select that all, and I'm going to remove the seam now with control E and clear the seam, right. So let's try this again. Let's hit L, U and unwrap. Well, we don't have that seam, but we have stretching here. See how small they are here and how big the squares are in front. Well let's change from angle based to conformal, helps a little. That might be okay because this is just going to be a uniform color on here. And even though we are getting a bit of stretching, at least we're not getting a seam. And if it's just a uniform black color that stretching may not matter. Yeah, let's give it a try. And sometimes you just have to do that. You just have to give it a try and see how the texture is going to lay down on the object. Let me go to the circle select tool again and select these and delete these out of here. And then I'll select this edge, control click this edge, mark the scene, and then let's re UV map this. There we go. All right. Let's give it a try. See how it works. All right. So we've got those three things. How about this right here? Let's take a look at the main back of the chair here. I'll hit the L key, shift H and here we are. For this let's go ahead and test it with smart UV project. I'll press U, smart UV and okay. You know what? I think that, yeah, I think that looks pretty good. Let's just go with that. Yeah. Okay, the next thing we should do is how about this piece right here? That bar that connects the two armrests here I'll press shift H and for this, we could hide a seam right in the middle here. Let's alt click that edge and let's put a seam on that. And then this is going to be a pretty long tube. Let's go ahead and add an edge or add a seam right here around the center of it as well, mark seam, and then I'll press A, U and unwrap, not too bad. Let's take a look at it. Let's try angle based and conformal, not a whole lot of difference, but at least there is some there. I'm going to go with angle based on that one. Alt H to bring everything back. Let's test this one here. Shift H well, let's just select it and do smart UV project and see what happens. Okay, however, these look a little stretched. So let's try this again. Let me hit alt H and I want to select this edge back here, mark seam. And I'm going to, I could delete this face. However, if I do that then this object won't be the same as all the other chairs and then I wouldn't be able to transfer the map. So I'm going to leave that face there and just add a seam around there. All right. Let's hit the L key, U and unwrap this. Yeah, that looks quite a bit better. Okay, for the tires, we're just going to smart UV map all of these. I'm just going to select all of these with the L key, just hover over each part with the cursor and then press L and then I'm going to hit you and smart UV project and okay. And that's fine. That'll be just fine. All right. And then this one as well, let's try that too smart UV project. Okay, yeah, so I think that's going to be a little bit better than the way we had it. If we hit the, A key, we can select everything. We can come over here to the UV map and hit the A key to select all the UV islands. Now we need to apply this average island scale to make all of these UV islands proportionately the same size as everything over here. So notice that all the squares now are pretty much the same size and now we need to pack it all in. So let's go to UV pack islands. We've still got our margin at 0.01. That's good. So there we go. There's our UV map for the chair. Now we can go and transfer it to the other chairs. Let's go back to the layout and press alt H and let's go through and select all of these chairs here around the table. And then we'll also select the one we just did and then let's press control L and transfer the material and then control L again and transfer the UVs. And there we go. So there, we've got our chairs. We'll have to do the same thing over in the conference rooms or once again, and we can just duplicate this whole thing and move it over there again. That's probably the easiest way to do it. So what let's do is just grab this table and in the next video we'll go ahead and UV map this.

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