Public Domain Aeronautical Software (PDAS)
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Hedgeley, David R., Jr.:
A General Solution to the Hidden-Line Problem.
NASA Reference Publication 1085, March 1982.
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A General Solution to the Silhouette Problem.
NASA Technical Paper 2695, February 1987.
- Hedgeley, David R., Jr.:
User's Guide for Sketch.
NASA Technical Memorandum 81369, February 1982.
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Craidon, Charlotte B.:
A Description of the Langley Wireframe
Geometry Standard (LaWgs) Format.
NASA Technical Memorandum 85767, February 1985.
- Newman, William M.; and Sproull, Robert F.:
Principles of Interactive Computer Graphics.
McGraw-Hill, 1973, pp. 421-454.
- Sutherland, Ivan E.; Sproull, Robert F.; and Shumacker, Robert A.:
A Characterization of Ten Hidden-Surface Algorithms.
Computing Surveys, vol. 6, no. 1, March 1974, pp. 1-55.
Public Domain Aeronautical Software (PDAS)