try a vector - vector node and chain them together to create the effect you want. You can set the operation to Add for each of them.
On Sun, Dec 30, 2012 at 8:59 AM, Sofronis Efstathiou < [email protected]> wrote: > Thanks Stephen, that’s much appreciated.**** > > ** ** > > The problem with Manny setup here is that he using Ultimapper – which as > far as I am aware, cannot generate its maps across Multiple UV Tiles – it’s > all based on the default UV space (0-1). So trying to generate my normal > won’t work with my character. Actually – I’ve managed to output the normal > easily within zBrush (or Mudbox if need be); the problem I have is how to > wire multiple XSIMormalMap nodes together and input these into the material > single ‘Bump’ input.**** > > ** ** > > I saw there was a Mix8Vector node from a few years back – but this didn’t > seem to install correctly with XSI 64bit 2013. I was thinking a node like > this (somewhat similar to the Mix8Node) would be the way to go. Not sure > if there is a default Vector node in Softimage that would allow me to input > multiple XSINormalMaps and then mix them using an ‘add’ operation?**** > > ** ** > > Cheers**** > > ** ** > > Saf**** > > ** ** > > *From:* [email protected] [mailto: > [email protected]] *On Behalf Of *Stephen Davidson > *Sent:* 29 December 2012 17:11 > *To:* [email protected] > *Subject:* Re: Normal Maps and multiple tile UV set up**** > > ** ** > > This should help:**** > > http://vimeo.com/19399592**** > > On Sat, Dec 29, 2012 at 9:37 AM, Sofronis Efstathiou < > [email protected]> wrote:**** > > Hi all,**** > > **** > > I’m having problems trying to get a number of normal map to work across a > character which has a multiple tile UV set up. **** > > **** > > In essence, I’m using three bits of software – Softimage, zBrush and > Mari. I’m using zBrush for the high res sculpt and generating the Normal > Maps; Softimage for retopologising and the eventual final render, and Mari > for creating the textures. Currently it’s a Multi patch/UV set up – I > workflow I want to introduce to my students. I’m keen to avoid Ultimapper > at the moment; as I want to demonstrate a cross pipeline approach. **** > > **** > > Everything is working fine until the final stage when I try to integrate > the Normal maps in the Rendertree (diffuse and spec works well using mix8 > colour nodes or the “Multipatch Texture setup plugin”) . I have 10 normal > maps, all of which are offset in the UV editor. However, I’m finding it > hard to understand how to combine the normal maps into a single output and > then plug this into the Materials Bump input. Should I use the > XSINormalMap node or just the Bump Map node? The XSINormalMap node has a UV > Remap property in the Advanced tab - so this allows me to easily remap the > normal maps into their correct UV Spaces - but how do I combine the > results of these nodes together to create a single Normal map calculation; > which I plug into the Bump Option of the material? I ‘m not sure what > vector math node (do I need one?) I need to use to accomplish > this……texturing and shaders are not my strong points. **** > > **** > > Any help much appreciated! It’s been driving me slightly loopy! Too much > turkey has hurt my brain…**** > > **** > > Cheers and a belated merry Christmas..**** > > **** > > Sofronis Efstathiou > > Postgraduate Framework Leader**** > > Computer Animation Academic Group**** > > *National Centre for Computer Animation***** > > > Email: [email protected]**** > > **** > > Tel: +44 (0) 1202 965805**** > > **** > > Profile: http://uk.linkedin.com/in/sofronisefstathiou**** > > > Student Work: **** > > http://www.youtube.com/NCCA3DAnimation **** > > http://www.youtube.com/NCCADigitalFX **** > > http://www.youtube.com/NCCAAnimation**** > > **** > > [image: NCCA]**** > > **** > > [image: Description: Description: > http://www.bournemouth.ac.uk/Images/QueensAwardLogo.jpg]**** > > **** > > Awarded for world-class computer animation teaching **** > > with wide scientific and creative applications**** > > **** > > **** > > BU is a Disability Two Ticks Employer and has signed up to the Mindful > Employer charter. Information about the accessibility of University > buildings can be found on the BU DisabledGo > webpages<http://www.disabledgo.com/en/org/bournemouth-university> > **** > > This email is intended only for the person to whom it is addressed and may > contain confidential information. If you have received this email in error, > please notify the sender and delete this email, which must not be copied, > distributed or disclosed to any other person.**** > > Any views or opinions presented are solely those of the author and do not > necessarily represent those of Bournemouth University or its subsidiary > companies. Nor can any contract be formed on behalf of the University or > its subsidiary companies via email.**** > > > > **** > > ** ** > > -- **** > > Best Regards, > * Stephen P. Davidson** ** > **(954) 552-7956** > * [email protected]**** > > *Any sufficiently advanced technology is indistinguishable from magic***** > > > - Arthur C. Clarke**** > > <http://www.3danimationmagic.com>**** >
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