Computer projection is still additive because the projector is generating light. Yes, the projection surface is reflecting light, but the color comes from the projector, not the surface. The only exception would be if you were projecting onto a surface that wasn't flat and white. Interestingly, some artists are playing around with projecting computer graphics onto non-standard surfaces, with some very fascinating results:
http://createdigitalmotion.com/2009/07/02/a-castle-of-projected-visuals-melting-before-your-eyes/ http://createdigitalmotion.com/2009/10/27/more-fun-with-facades-apparati-cosmopolitan-hotel/ - Josh On Oct 27, 2009, at 1:41 PM, TBT wrote: > > I wonder how the additive and subtractive models apply to sites > displayed on > overhead screens? (think board rooms, conference halls, theaters, etc) > > Our designs start with the computer screen in mind, but inevitably end > up > displayed on overhead projections, paper, handhelds, large screens. > Do we > worry about these up front? Or are the color differences between > these and > the computer screen too small to worry about? > > Nice blog - thanks for sharing. > > -TBT > > On Oct 25, 11:19 pm, Joshua Marinacci <[email protected]> wrote: >> For those of you who are interested in design and usability, I've >> started my series on design fundamentals with an explanation of >> color. >> I'd love to get your feedback. >> >> http://www.joshondesign.com/?p=54 >> >> - Josh > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "The Java Posse" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/javaposse?hl=en -~----------~----~----~----~------~----~------~--~---
