7Displacement and Normal Maps
The Importance of Texture Size
When generating maps of any type, it is very important that the map is the correct size. If it is much larger than is needed we are wasting resources, and if it is not large enough we won’t get the quality that we need at render time. So to a large degree it is a balancing act. If the model you are working on is for a game, the map requirements for the game engine will determine the size of the texture or map. If you are working on a personal project or a model for a film, you may have a lot more leeway.
So why do we need to make a map that is the perfect size and not just use a really large one or one that is some “one size fits all” default size? The short answer is because it will ...
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