The GNU 3DLDF Cones Page

Author: Laurence D. Finston

This copyright notice applies to the text and source code of this web site, and the graphics that appear on it. The software described in this text has its own copyright notice and license, which can be found in the distribution itself.

Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 The Free Software Foundation

Permission is granted to copy, distribute, and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, with no Front-Cover Texts, and with no Back-Cover Texts. A copy of this license is included in the file COPYING.TXT

Last updated: November 9, 2006


Table of Contents

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Introduction
Shadows
Contact

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Introduction


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Shadows




The shadow of a double-napped cone from a point source of light at an infinite distance.


[Double-napped cone with shadow]



Focus:
position = (-3, 15, -30)
direction = (-3, 15, 100)
distance = 15

Point source of light:
angle = 32°
elevation = 25°

The 3DLDF code for generating this image is in cones01.ldf.


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