Interesting. The Ren artists did something similar for big pictures, including stage backdrops, but of course they worked it out with geometry. They also had a vertical perspective, involving gently curved lines for perpendiculars, to account for far above and far below. Yep.
WC --- On Mon, 12/8/08, Michael Brady <[EMAIL PROTECTED]> wrote: > From: Michael Brady <[EMAIL PROTECTED]> > Subject: Re: Photography and the artworld > To: [email protected] > Date: Monday, December 8, 2008, 10:56 AM > On Dec 8, 2008, at 11:29 AM, William Conger wrote: > > > We look at something focal point by focal point and > remember them > > as we mentally construct a whole. > > Wide scenes, either interior or exterior, are difficult to > produce in > two-point perspective, because of distortions that begin to > appear > outside of the foveal area William describes. Often, the > solution to > this is to add more vanishing points on the horizon to > rectify the > distortion of objects out from the center. This process > attempts to > recreate the new vanishing points that the view > "creates" by panning > his view to one side or other. Many artists take account of > this > phenomenon, and panoramic photos also show the multiplying > of > vanishing points. In fact, the computer virtual reality > technique of > making an apparently seamless panoramic view 360 degrees > through the > horizontal axis (and often vertically, too) relies on two > aspects: (1) > a wireframe-type grid of the sphere of viewing, and (2) a > series of > photographs taken along the vertical and horizontal axes > (from a fixed > position using a tripod). The VR program stitches the > photos together, > so that when the viewer uses a mouse to rotate the view, > the separate > images are displayed in what appears to be a continuous > scan. The > multiple vanishing points of each image meld unnoticed into > the > resulting VR view. > > | | | | | | | | | | | | | | | | | | | > Michael Brady > [EMAIL PROTECTED]
