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How to get a smooth movement with displacement
Posted: 02 February 2017 10:43 PM   [ Ignore ]  
Total Posts:  434
Joined  2012-01-05

I’m having an issue getting smooth animation from a displacement applied to a surface I created by cutting polygons into a plane object.
Here is the file
https://www.dropbox.com/s/y5d0ip1rkjz9eig/Fractured_Reflection_Simple.c4d?dl=0

Basically I would like the rising and falling of the peaks in this surface to not “pop” when the surface moves up and down…I feel like it must be a normals or phong issue maybe?

Thanks!

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Posted: 02 February 2017 11:48 PM   [ Ignore ]   [ # 1 ]  
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Hi Alex,

There are three things to consider in this set up:

• The phong angle as you mentioned. Select all the Edges and go to Mesh> Normals> Break Phong Shading. The Use Edge Break in the Phong tag needs to be checked for that.

• There are some N-gons in it, and I’m not certain how you like to have these handled. I would pull them out. Mesh>N-gons>Retriangulate N-gons. Same for: Mesh> Commands> Triangulations. Do this before Edge break!

• Lights, well soft shadow is the worse idea to work with, as it is not a real shadow. It is a left over from the early days, and creates dots in space. From there it is evaluated if an object is in shadow or not, but it is only an interpolation, nothing that I would ver use in a professional set up. It is a fake. Hence you see stripes on the surfaces. Yes, I know, other shadow option take longer to render…

As a side note, the Lights> Details> Contrast is on default: Check 30% and -30% out, and go from there. The geometry “frame” seems to create some trouble as well.

All the best

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Dr. Sassi V. Sassmannshausen Ph.D.
Cinema 4D Mentor since 2004
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Posted: 03 February 2017 07:01 PM   [ Ignore ]   [ # 2 ]  
Total Posts:  434
Joined  2012-01-05

Thanks Sassi, I followed those steps and now the movement is super smooth!

Thanks again

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Posted: 03 February 2017 07:45 PM   [ Ignore ]   [ # 3 ]  
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Nice! Thanks for the kind feedback, Alex!

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Dr. Sassi V. Sassmannshausen Ph.D.
Cinema 4D Mentor since 2004
Maxon Master Trainer, VES, DCS

Photography For C4D Artists: 200 Free Tutorials.
https://www.youtube.com/user/DrSassiLA/playlists

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