Complete perspective course : comprising the elementary and advanced stages of perspective, the projection of shadows and reflections, with exercises in theory and practice, also the practical application of perspective (1900)
Spanton, J. Humphrey (John Humphrey) · London : Macmillan and co. · leaf 224
t the G.P. be theplane of projection; also let the sun be inthe plane of the pic-ture [98] at an altitudeof 30° above the G.P.,on the spectators left.Draw a line fromD, at an angle of 30^with the G.P., to meeta horizontal line froma in d. Find the pointc in a similar manner,and join de. Thenaced is… … 202 COMPLETE PERSPECTIVE COURSE chap. of 42 to spectators left, and at an altitude of 37 abovethe G.P. Draw a line making an angle of 42 at the station point (S)with D.P., and produce it to meet H.L. in P. Draw a verticalline at P for the V,L. of the plane of shade. With P as centre,and radius PS,…
Perspective
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