Forum Moderators: TheBryster
Bryce F.A.Q (Last Updated: 2024 Nov 26 4:28 pm)
What you have now is some lightdome, and some fake hdri. Real HDRI (contact me for the site if you want to read up on it, its quite complicated, but once you get it, you get it)CANNOT be done in Bryce. Only fake HDRI. by putting a white sphere around your scene, and having reflective objects, your objects are getting white ambience from the surroundings. This is what the bryce sky dome does as well. However, if you put an image on that sphere, your objects now get different colors of light from the surroundings depending on the reflectivity. Thus, and image can be made with no lights whatsoever. A REAL HDRI image has information in it that Bryce cannot read. Lightwave can. But you can still use the HDRI image on your sphere. images on your sphere look best when they are spherical, and HDRI images are. But you can use any photgraph if you want.The best description of FAKING HDRI IN BRYCE is this: -Leave the sun on but disable shadows -Make everything at least 10% reflective (more reflective= more GI effect) -Add an image sphere or a white area or a sky around your scene. -Leave ambience at zero, and specularity zero (unless you want something that looks like plastic) -For objects you want to be reflective, make the reflective/diffuse ratio about 85:15. For matte materials, make the reflective to diffuse about 10:90. For a defined reflection, make the specular halo about 30-43% grey. For matte objects, make the specular halo 251-254. The rule goes, more white in the specular halo value = more reflection blurring. -Now turn on blurry reflections, premium, 32RPP, and render. TADA! Might take some tweaks but it works great. Also fast renders since there's no shadows (biggest render time hog you'll encounter. This was posted by someone else, who I will mention in the next post here.
the pool balls are reflective and the white sphere, while not an image, is being picked up by the balls. Perhaps this would not be called fake hdri, but its the same principal. Isnt it? lol (I will accept any answer and assume you are right!) Anyway, the brief description I have above was originally posted by Madmax BR5. Check out other posts by Shadowdragonlord, Agent Smith, Drawbridgerep on this subject.
Want to know how I did this one?
"Hard Leave"If you do give me a little bit to do a tutorial, if not I wont.
Attached Link: http://www.renderosity.com/viewed.ez?galleryid=673488&Start=1&Artist=kaom&ByArtist=Yes
I'd love to see your tut, there's so much to learn about this stuff. I'm in the process of trying to master shooting photographs of a gazing ball and creating LAT/LONG HDRI Images in HDRShop.. I've experimented with a few techniques in Bryce, the Ambient white sphere/Global Illumination, and the same thing with a converted HDRI map on it.. Both ened up looking pretty cool. I'm really digging the environment mapping end of it, and want to shoot a bunch of different environments to render in.. Here are some images I've done using these techiques, thet are in my gallery if anyone want to check them out. I'm waiting for Carrara 3 to arrive, it supports .HDR images, and I can't wait to do some HDRI in there. http://www.renderosity.com/viewed.ez?galleryid=673488&Start=1&Artist=kaom&ByArtist=Yes http://www.renderosity.com/viewed.ez?galleryid=664976&Start=1&Artist=kaom&ByArtist=Yes http://www.renderosity.com/viewed.ez?galleryid=668977&Start=1&Artist=kaom&ByArtist=Yes http://www.renderosity.com/viewed.ez?galleryid=665619&Start=1&Artist=kaom&ByArtist=Yes http://www.renderosity.com/viewed.ez?galleryid=667227&Start=1&Artist=kaom&ByArtist=YesI HAVE THE ANSWER!!!!!!!!! to the radial light setting question if your setting at 2 is too bright, and your setting at 1 is too dark. put the setting at 2, and change the light COLOR to a shade of gray. That is, change the value 255,255,255 TO 150/150/150. even at 10/10/10 you still get WHITE light!!!
It could be just me, but to the light domes don't look as good as using an ambient/GI sphere for the lighting...To me it looks more realistic, like real world lighting.. Theh light domes look beautiful and are amazing renders, but they don't look natural, the lighting is too perfect. The stuff I've seen of AS' using ambient spheres looks incredible, it's what made me look into it, and now I'm a believer....
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This is my try at radiosity/true ambience/HDRI..its hard to discern from the 3 since theres no 'end all' tutorials on these subjects.So heres what it consists of ... Spheres with 'poolball' mat,and Slightly bigger 'glass' spheres surrounding them. 155 Radial light dome,and a huge hollow soft white sphere surrounding the whole scene.Not yet fully rendered but you get the idea.
What is this called?How do i get those groovy 'HDRI' reflections?How can i improve this image? I thank you.