| OCR Text |
Show 115 the assumed in images, the computed will diffuse the cosine N, and of the the evaluated by taking them it surface should then means from be is each the many eye, cases, need in the This to be of source. intensity incident the surface will light the dot product of the that the a the source, of 1. viewer is length light source. the The zero. intensity = rnax(O,N·L) the in all are per then unit· different the This two this If on to L. the that light at which proportional be to to law, equally of This commonly states light visible amounts most Lambert's angle between the normal vector normallizing negative light and simplest incident different the to In of developed then only reflector. intercepted by portions angles locations surface. function diffuse the by for simplification is sufficient. E The Differences directions. high quality re-computed physical be For not are frame. ideal surface follow. be the to simplifications to must Land reflection light an the on per simulates area point reflection. Diffuse caused the constant once L from expressions the Many of and E vectors the however, used derivations the viewed and These constant. a element picture light, is E vector surface, cosine vectors dot is after product is side of opposite reflected to intensity |
