3D Archives

My notes on 3D apps I use: ZBrush, Hexagon, DAZ Studio, Poser, Carrara and many others.

Making an actor look at another one in Unreal Engine

A few years ago I’ve described how to rotate an actor towards a location with the use of the Lerp node. This thing can interpolate two float values and as such is a very multi-purpose function. I’ve just found out that Unreal Engine has a dedicated “rotation interpolator” node called Rinterp. It takes two rotation …

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Overriding Animations with Animation Montages in Unreal Engine

Animation Montages can be inserted into running animations when we feel something else needs to happen before the previous animation can continue. A good example is weapon recoil that happens as a result of firing a bullet: rather than switching to a completely different animation, we just cut to the montage for a moment before …

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Setting up a Blend Space in Unreal Engine 5.1

Blend Spaces can mix animations together depending on value input. This can be used when say your game pad input determines how fast your character can walk, so that an idle animation is blended together with a walking forward animation. That way there’s no pop between each animation. Let’s take a look how to setup …

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Sharing UE4 Animations with a UE5 Skeleton

Unreal Engine 5 offers an exciting way to share animations from UE4 skeletons on the new UE5 skeletons. This works by way of a pre-configured IK Rig and Retargeter specifically made for this purpose, and an export option so that we’ll end up with a set of new animations that are ready to be used …

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How to read a live log file from Daz Studio

Like most apps, Daz Studio writes a continuous text output to a log file with any status messages that are generated under the hood. The most obvious of these is the render progress window, as we can see each line update live while the render is happening. We can also read the full log from …

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Formatting Text Objects in Unreal Engine

Text Objects can be formatted with a funky node called Format Text. It’s a very powerful little thing, even though at first glance it certainly doesn’t look like it. When you drag in a value, it is literally passed through without much change. However, if left alone as in the example above, we can use …

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Rounding values up and down in Unreal Engine

When dealing with float values, we’re often less interested in the exact value and can make do with a more human readable one. Unreal Engine has a couple of rounding functions we can use to make this happen: Ceil to Integer and Floor to Integer. Ceil rounds up, so 1.6 becomes 2 and -1.6 becomes …

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Damaging Actors with OnTakeAnyDamage in Unreal Engine

I didn’t know about a handy event that can apply damage to an actor, thanks to the OnTakeAnyDamage function. It’s an Event Dispatcher that Actor classes listen to, and if applied from another object, it’s really easy to pass on how much damage happened and also how it was caused. Consider this code plugged into …

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Bringing back the dotted outline in the Widget Editor

Creating my first HUD widget in UE5 was a little disconcerting, as I didn’t see a reference to where any of my UI elements would end up on screen. Turns out there was an invisible default element called Canvas Panel in previous versions, into which we would place our UI elements. Thankfully this thing is …

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Automatically merging Vertices in Blender

Blender has a nice feature that allows us to merge vertices automatically when we move them into the place of an existing one. As an example, if I grab an edge of my subdivided cube and press GG to edge slide it over to the nearest one, there would be two vertices in the same …

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Changing Blender viewport cameras in Quad View

I’m notorious at forgetting shortcuts in Blender: just as I had remembered that any viewport can be switched into a quad view with CTRL+ALT+Q, I was stuck with another problem: the views I was seeing were locked, and I couldn’t change say a back view to a front view, or a top view into a …

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Converting skin textures for use with Genesis 9

Here’s a high-level overview on how we can convert existing skin textures from older Genesis figure and use them with another generation, like Genesis 9. The principle is the same for the other direction too, should you wish to use a G9 skin on an older generation or perhaps a different figure altogether, like the …

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How to re-time animations in Blender

Blender has a very powerful yet somewhat confusing re-timing feature. This comes in handy when you want to render animations at a different frame rate than they were designed to be in. As an example, you may have setup your scene with 24fps in mind, but want to render out a 60fps version, or vice …

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Loading and Saving Morph Loader Presets in Daz Studio

I use Morph Loader quite a bit in Daz Studio, and the deeper you go down a rabbit hole, the more parameters you have to adjust. The main ones are usually “Reverse Deformations” and “Apply Deltas Only”, and if you use the tool only occasionally they’re easy to remember. If you’re a PA and use …

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The Hank and Greta Recipes for Genesis 9

Now that the Head and Body shapes have been released for Genesis 9, I thought I’d let you have the complete “character recipes” as it were for the two custom figures I’ve built on stream over the last month. Hand and Greta were a fun project, particularly because I feel we’ve made them together. Here …

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How to flip normals in ZBrush

I had a weird issue that threw me when I was working in ZBrush the other day: flipped normals (not Henrik and Morten, the actually phenomenon of normals facing the wrong way). ZBrush only shows the “right” side of the normals by default, and although it has the option to show both sides, the default …

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Hiding Geometry in Substance Painter

Sometimes we may need access to occluded parts in Substance Painter. The easiest way to deal with such hidden parts is by making them accessible before importing the model, such as opening the lid of a chest or the mouth of a figure, or even “exploding” an object to make all its surfaces accessible. While …

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How to do Projection Painting in Substance Painter

I’ve just figured out how to do Projection Painting in Substance Painter, and thought I’d best make a note of it. The magic happens inside a regular Paint Layer. It works in both paint mode and projection mode, but to transfer colour information, we’ll need to switch into Projection Mode. With your paint layer selected, …

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How to change the Texture Stencil in Blender

Blender can do projection painting with textures that can be used as stencils. It’s super handy when it comes to transferring 2D images onto 3D objects. All we need to do is load in a texture, then rub it onto our objects in either Vertex or Texture Paint mode, as well as the new Sculpt …

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