On 7/1/2019 2:10 PM, Alain wrote:
> In the second case, with two normal blocks, both are evaluated and the 
> results averaged into a single combined normal.
> This is why, when you use multiple normals to get blurred reflection, 
> you need to average multiple whole textures and not only the normals.

In the case of LEGO bricks, each brick has a default slightly wavy 
normal. Some sloped (inclined) bricks have a rough texture, however, and 
an additional normal is applied to simulate this.

Does this make sense? Do you think this is realistic? Thanks.


Michael

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