General Problems in the Linear Perspective of Form, Shadow, and Reflection: Or the Scenographic Projections of Descriptive Geometry |
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General Problems in the Linear Perspective of Form, Shadow, and Reflection ... Samuel Edward Warren No preview available - 2013 |
General Problems in the Linear Perspective of Form, Shadow, and Reflection ... S. Edward Warren No preview available - 2015 |
General Problems in the Linear Perspective of Form, Shadow, and Reflection ... Samuel Edward Warren No preview available - 2019 |
Common terms and phrases
apparent contour auxiliary lines axis centre chord construct the perspective cylinder Descriptive Geometry developable surface diagonals and perpendiculars diameter distance draw edges ellipse equal figure find the perspective find the vanishing given plane given point ground line Hence hori horizontal plane horizontal projection horizontal trace indefinite perspective intersection last problem Let ab-a'b Likewise meridian plane object parallel planes perpendicu perspective of aa perspective plane picture piedouche pierces the perspective plane of projection plane of rays point of contact point of diagonals point of sight points of apparent points of contour Prob revolved position secant visual planes shadow shown spective plane sphere straight line surface surface of revolution Table tangent plane tangent visual planes THEOREM tion tive translated forward translated position upper base vanishing point vertex vertical plane vertical projection vertical trace vertical visual plane visual angle visual cone visual ray parallel
Popular passages
Page ii - In the Clerk's Office of the District Court of the United States, for the Southern District of New York. THE NEW YORK PRINTING COMPANY, 81, 83, and 85 Centre Street, NEW YORK.
Page ii - Entered, according to Act of Congress, in the year 1865, by JOHN WILEY & SON, in the Clerk's Office of the District Court of the United States for tl e Southern District of New York.
Page 159 - ... that the incident and reflected rays make equal angles with the reflecting surface.
Page 80 - To prove this theorem, it is only necessary to show that the conditions a' » С and a' > a' can always be simultaneously ij 1* * jj satisfied.
Page 118 - V; c' is the centre of the picture, d and d\ the vanishing points of diagonals. As the sides of the squares are diagonal lines, their perspectives will join their traces and the vanishing points of diagonals ; produce mn to o, od\ is the perspective of mo ; ad...
Page 145 - R' is the vanishing point of the projections of rays on all planes perpendicular to the ground line. A tangent, EW (a little displaced to avoid confusion), from R...
Page 131 - To draw this trace, it is now only necessary to remember that, as it is a line of the plane of shade, its vanishing point is in the...
Page 147 - ... and its centre and> radius are called the centre, and radius of curvature of that curve, for the three given points.
Page 14 - Having given the centre, and distance, of the picture, to find the vanishing...
Page 42 - Hence, it pierces the perspective plane at f, which is, therefore, the vanishing point of BF and of all parallels to it.