Hi George, Make sure the object you are displacing has a sufficient point density. This is not micropoly displacement.
Chris George Jenner wrote: > Endre Beda wrote: > > > Hi All, > > > > i have found in my archive this "head displacement" project (and > > uploaded it for you ;-), where you can try to evaluate imported zbrush > > model: > > http://www.irija.com/cgchar/dreamer/rs_zbrush_example.zip 4 MB > > (sorry, but the texture is big!) > > I think that author of the project is Andy. > > > > Regards Endre > > > > Hello, > > That's nice of you, but I don't believe it works :-) I mean using a > texture to create displacement. None of my experiments work as > expected, so I'm going to tell the list what I expect and hope to be > corrected. (yes I have read and kept all the messages posted recently > on this topic. Is there a sample or a template? If so I could study > that first, but I can't find anything) > > What I understand is this: I can map a greyscale bitmap to a surface > and use the value of grey at any point to specify the displacement of > the surface at render time. > > So Realsoft will read my bitmap and assign values of 0-1 depending on > the greyness of the image. Most people then scale it to between -1 and > 1 (so a value of 50% grey will be no displacement) then scale it again > to an appropriate size. > > For example, the attached image is 50% greyscale with numbers scribbled > on it at different values of greyness. Correctly mapped, this should > not change my surface except at the numbers which will be extruded at > render time either out or in, depending on their value of greyness. Or > have I misunderstood the concept completely? > > I've also noticed that .png works diffently to .jpg (I should say > doesn't work differently). Was that just me or is it an issue? > > Thanks for any help > George > > ------------------------------------------------------------------------ > Name: 1to9displacement.jpg > 1to9displacement.jpg Type: JPEG Image (image/jpeg) > Encoding: base64
