Index lofted object for, 152, 152f, 156 positioning, 158f wake map, rendering, 153, 153f Wake_map material, 153 walk-throughs. See architectural walk-through water, making completely transparent, 165, 165f water shadow, 123 water surface, 116­119, 157 Water Surface (lume) Parameters rollout, 116, 118f, 119­120, 120f Water Surface (lume) shader, 116, 117f water surface shaders, 115 Water Surface Shadow shader, 123­125, 124f water_rough surface, selecting, 153, 154f, 157­158, 158f Water_transparent material, 119 wave(s), adding bumps for, 119­121 Wave Float controller, 170 Waveform area, of the Waveform Controller dialog, 169, 171f Waveform controllers, 171 Waveform Float animation controller, 167, 169, 170f white-black-white gradient ramp, 102, 103f white flag, adjusting the position of, 102 white pixels, in a mask, 104 white, setting environmental background color to, 205, 205f wide-angle lenses, 237, 237f Width From Light Dir (contour) shader, 195, 195f wind ripples, minimizing, 119, 120f World Z-axis, 112 X X and Y numeric fields, 230, 231f X-world axis, 195, 196f Y yellow parallelogram, 111, 112f