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Using Clearcoat in Physical Materials

Anonymous

Using Clearcoat in Physical Materials

Anonymous
Not applicable

I have been playing around with this and I can't get something like what is in the help description on clearcoat and using physical material.  At one point it shows the teapot with jam on it.  How did they get that?  I cannot figure out how to get a mask or anything to work like that.  I have attached a picture from the autodesk help section, http://help.autodesk.com/view/3DSMAX/2017/ENU/?guid=GUID-C1328905-7783-4917-AB86-FC3CC19E8972. Thanks! GUID-2BAE7248-B91D-4207-8993-0A37E839BFE5.png

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brentscannell
Alumni
Alumni

Hi @Anonymous

 

In this case, it seems the jam effect was created by creating a bitmap representing the "jam application thickness" and connecting this map to the Clearcoat weigh parameter inside the physical material, and then giving the clearcoat color some red color. See the two screenshots below with the bitmap (I had a random camouflage pattern on my machine to use for this example, but the example in the help doc likely had a jam map that better manifested the ripples in the jam application) and without the bitmap.

Anonymous
Not applicable

Thanks for the response.  That helps me see better what is happening with the clearcoat.  How did they get that kind of thickness though?  For example, say I wanted to do a frosted glass, and then have a white layer of frost in various areas?  Below is what I have so far.  I'm using a striped image as an example and I would want the regular frosted glass on one stripe and a thick white layer of frost on the other.  Maybe I can't do it this way.  example1.JPG

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masterzap
Enthusiast
Enthusiast

The Jam appears to have a thickness simply because of a bump map.

 

I used noise with some threshold as the mask for the jam, and the same noise w/o the threshold as a bump map for the clear coat layer.

 

Pretty simple.

 

/Z

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