. Perspective for art students . e result just obtained, proves itscorrectness. Line 0 is inclined to the ground. It vanishes to ,so that a line from the light parallel in fact to 0 willhave to vanish there too. To find where this lineactually touches the ground we have to employ ,which is the point on the horizon immediately Now is the seat of the light on the ground;a line, therefore, from to will lie on the ground-plane, and will be such as will be cut by the line from thelight to This gives , which is the radiatingpoint of the shadow of t
. Perspective for art students . e result just obtained, proves itscorrectness. Line 0 is inclined to the ground. It vanishes to ,so that a line from the light parallel in fact to 0 willhave to vanish there too. To find where this lineactually touches the ground we have to employ ,which is the point on the horizon immediately Now is the seat of the light on the ground;a line, therefore, from to will lie on the ground-plane, and will be such as will be cut by the line from thelight to This gives , which is the radiatingpoint of the shadow of the line C. We draw from the end of C, namely C, and limit the shadowby a ray from the light. To prove this, point C is treated like point A, and its shadowis found by a vertical is shown in dotted of shadows caston the ground-plane. The student knows thata cube has three vanishingpoints, or rather, that thetwelve lines of a cube vanishin sets of 4 each to 3 diiferent In Fig. 115 these. FiG. 112.—A semicircle standingvertically, its shadow cast by anartificial liglit. Shadows cast by Artificial Light 147
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Keywords: ., bookcentury1900, bookdecade1910, booksubj, booksubjectperspective
