Shadows in bumpmaps question

3D Studio Max Plugin (Export Script Plugins developed by [gk] and KilaD; Integrated Plugin developed by Karba)
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filipe_sheepwolf
Licensed Customer
Posts: 10
Joined: Tue Dec 13, 2011 3:00 am

Hi, I'm not sure this is a bug or something I'm doing wrong, but everytime I add a bumpmap to a material, the shadow on that object looks weird to me (too sharp)
I've attached a picture that shows what I'm talking about...
I'm even using a material directly downloaded from Ocane Live DB

So... Is it normal?

Thanks in advance ;)

Using 3dsMax 2012+Octane for 3dsmax 1.0
Attachments
bumpmaps.jpg
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Karba
OctaneRender Team
Posts: 2300
Joined: Sat Jun 11, 2011 9:05 am

filipe_sheepwolf wrote:Hi, I'm not sure this is a bug or something I'm doing wrong, but everytime I add a bumpmap to a material, the shadow on that object looks weird to me (too sharp)
I've attached a picture that shows what I'm talking about...
I'm even using a material directly downloaded from Ocane Live DB

So... Is it normal?

Thanks in advance ;)

Using 3dsMax 2012+Octane for 3dsmax 1.0
That is not a bug. This is a limitation of bump.
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nildoe
Licensed Customer
Posts: 464
Joined: Wed Sep 14, 2011 9:03 am
Location: Maputo-Mozambique
Contact:

I too have this problem..Karba what would be the workaround to this?
Corei7, 6x GTX1070 (2 Inside and 4 in a CUBIX Xpander), 32GB Ram, Win10 64Bit Home, 3dsMax2017 64Bit, Octane for max 3 and LOVING IT!!!!

MSI GT72S 6QE Dominator Pro G win10Home, gtx 980m.
JeffGalloway
Licensed Customer
Posts: 52
Joined: Fri Mar 08, 2013 6:18 pm

I am also seeing this problem. Is there a work around yet? Would using a normal map instead of bump map solve the issue?
NemesisCGI
Licensed Customer
Posts: 111
Joined: Sat Apr 06, 2013 3:18 am

I found bluring the bump map helped at the loss of detail though.
It is I'm sure a bug, as I've never had this problem with any other render engine.
Win 7 pro 64bit GTX780
gordonrobb
Licensed Customer
Posts: 1247
Joined: Sat Mar 16, 2013 9:08 am

I agree. NOT a limitation of bump maps in other programmes I use. A limitation of bump maps in Octane fir sure. Let's get some effort into fixing this.
Windows 8 Pro | i7 3770 OC | 32 GB Ram | Single Titan (plus Black Edition on Order) | Octane Lightwave |
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tglaja
Licensed Customer
Posts: 57
Joined: Tue May 04, 2010 8:59 am
Location: Jakarta

In the standalone Octane I always play with the rayepsilon value. That usually does the trick, at least for me.
GTX 560 2GB, AMD FX 8350, 8GB RAM, Win7 x64
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