Hatton, Richard G · London, Chapman & Hall ld. · leaf 74
anes.These planes resemble the ground tilted up or down.The perpendiculars vanish on the line running from the Obliquely ascending or descending Plane 39 C.V.L (centre of vanishing line) through O.V. (centre ofvision). vp a VP «» ft vt. VPI VAWtlHPIv^ ^^^ /A ^______ —--;::?=^ \ ^•^——^ —■ ^,^^ ^… … Fig. 30.—An object the top ofwhich is in an obliquelyascending plane. Its uppermost face is probablyin an oblique plane (Fig. 30).How do we know that our linesgo in the right directions ?We proceed as follows. Havingsketched in our chest and de-cided that the top is aboutright, or looks pretty much…
Perspective · Drawing
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