| OCR Text |
Show 127 much is specular bump function and not in indicates that the new shallow for only function of will edge paper to on be incident be much of Torrance Sparrow direction. This materially different light higher and light a the same will by the simple experiment verified of the quite angles reflection specular for larger and there. holding This the may it be sheet matte a that noting that looks quite shiny. 46 Figure shows made for various model and the in the over for a and result surface of the Figure 47 diffuse with it almost it character the being f ac et same ceramic looks perpendicularly tangentially. almost of light situation same the Phong the as the that Note reflectance Fresnel the the differences the highlights shows light hitting both for Note (n=1.8) light hitting for the the (n=200) sphere surface for than low is more high roughness. Structure Macr.Q_ with Even the previous section, artificial due is of (c=. 35). parameter that note directions Sparrow model. surface for metallic a source horizon". specular very of intensities ceramic diffuse Also a and the distribution quite light Torrance shape "goes images a means to of very accurate lighting model the rendered surfaces tend their extreme simulating characteristic of generated explicitly by real surfaces. What smoothness. the surface These modelling could, each the of to is look needed irregularities of wrinkle course, and be fold. |