Glad to hear some people are still using Realsoft. I stopped using it when I switched to Mac, because the version is an old one.
www.neuroworld.ws On Wed, May 17, 2017 at 6:51 PM, Mark Heuymans <atha...@casema.nl> wrote: > Hi Robert, > > All good advice, nice to see the list is still alive :) > > I saw that you're using Global Illumination. A very difficult and > complicated feature in RS3d ! > The infamous Garry and me did some heavy testing, trying to optimize GI > settings in RS... must be at least a decade ago. > > > But computers in 2017 are dream machines compared to the noisy heavy > monsters from those days. RS runs fine on a cheap multi-core 64-bit machine > with 16 gigs of ram, so on such a machine we can crank up these settings: > > - increase Ray Count in the GI material: makes use of all the CPU cores, > including hyperthreaded. The higher the better, unfortunately it's maxed out > at 100 by a slider (v6) > - decrease Blur Level and Blur Iterations in Post Image Effects. But beware: > if it's too low, noise is introduced. > - perhaps modify things like GI_blur_reflected, GI_brightness_control, > blurwidth_control > > Or export the scene as .obj and render with other software. > > Good luck! > Mark H > > > > Op 16-5-2017 om 19:29 schreef Robert den Broeder: > > Many thanks Jan! Will try! And of course I will post updates of my image to > show my progress. > > Initially this started as a test if I could make the pen… now it should > become more interesting than that ;- ) > > > > Best regards, > > Robert > > > > Van: User-list [mailto:user-list-boun...@realsoft.com] Namens Jan Schmitz > Verzonden: dinsdag 16 mei 2017 18:22 > Aan: user-list@realsoft.com > Onderwerp: Re: [User-list] i have a pen.. > > > > Hi Robert, > > in addition to Lees excellent mail, I'd like to give some further > suggestions. I quickly pulled the image into photoshop and sketched the > things that can be improved, to gain a more realistic and more appealing > render. (Download the image and toggle between the to versions, to see the > adjustments better). > > 1. Clean reflections: In product photography you usually don't want to see > the whole room in the reflection, so you set up a bunch of grey to white > gradients, that appear in the reflections. This helps us to instantly > recognize the material as a chrome material. > > 2. The cap at the end of the pen doesn't seem to have a shader, it renders > constant black. You'll need something there, that resembles plastic or > rubber and gives some smooth reflections. (As Lee already said) > > 3. The camera is very telephoto, so you'd expect some depth of field. > > 4. The wood texture needs a lot more contrast. > > I hope this helps, the pen looks really nice! > > Kind regards, > > Jan > > > Jan Schmitz > Meyerheimstraße 1 > 10439 Berlin > > +49 151 418 431 04 > > > > On 16 May 2017 at 17:44, Robert den Broeder <r.den.broe...@chello.nl> wrote: > > Thank you for your time and comments Lee!! Much appreciated. I'll try to > work with your suggestions and see how it turns out. > > Best regards, > Robert > > Verstuurd vanaf mijn iPhone > > >> Op 16 mei 2017 om 17:30 heeft leee <l...@spatial.plus.com> het volgende >> geschreven: >> >>> On Sunday 14 May 2017 16:29:37 Robert den Broeder wrote: >>> Hi all, >>> >>> Today I created a pen in RS3D and did some GI rendering tests. What can I >>> do to improve image quality? >>> >>> Regards, >>> >>> Robert >> >> I think it's fair to say that, in 3D, if you're going to make something >> reflective then you should make sure there's something to be reflected by >> it. >> >> In your image, the tip of the pen appears to be reflective and the lower >> half is reflecting the desk upon which it sits but the upper half just >> looks almost flat-black. The clip also suffers from the same problem - it >> looks too 'flat'. >> >> Assuming that you want to portray the pen on a desktop, I'd place the >> entire >> scene within a hollow analytical cube and parallel map some stock office >> wall photographs to each of the 'walls'. Depending on the angles, I might >> also fake an office light on the ceiling. >> >> The black cap at the clip end of the pen, which looks as though it's not >> intended to be reflective, doesn't show any detail to 'fill out' its >> shape - you can't separate the cylinder wall from the endcap and you can >> only tell that it's a short cylinder from its profile/silhouette - playing >> around with its specular properties and adding a small amount of >> reflection >> should enable you to get some differentiation between the cylinder walls >> and the endcap. I can see a narrow strip of specular reflection along the >> barrel and clip extension, and that looks good, but I'd extend that to the >> endcap and at the same time make it a little more diffuse, so that the >> specular strip is wider i.e. spreads further around the circumference and >> covers a greater arc than on the barrel. Is the endcap slightly domed? I >> can't tell because of the lack of depth but if it isn't then I'd make it >> so. >> >> Last thing I'll mention is the tiling of the desktop material - this >> wouldn't be a problem if you were going to crop the image - but this is >> 3D - just don't render what you don't need. >> >> Yes, I'm being nit-picky here, but making something photo-real is all >> about >> the details. >> >> LeeE >> >> _______________________________________________ >> User-list mailing list >> User-list@realsoft.com >> http://realsoft.com/mailman/listinfo/user-list_realsoft.com > > > _______________________________________________ > User-list mailing list > User-list@realsoft.com > http://realsoft.com/mailman/listinfo/user-list_realsoft.com > > > > > > _______________________________________________ > User-list mailing list > User-list@realsoft.com > http://realsoft.com/mailman/listinfo/user-list_realsoft.com > > > > _______________________________________________ > User-list mailing list > User-list@realsoft.com > http://realsoft.com/mailman/listinfo/user-list_realsoft.com > _______________________________________________ User-list mailing list User-list@realsoft.com http://realsoft.com/mailman/listinfo/user-list_realsoft.com