Digital Terrain Analysis

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Articles Overview

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  • This is an index file: entries see below.

Scope

This page lists the publicly available articles of the series Digital Terrain Analysis. This series is a work in progress: more comprehensive documents will be added as they are finished.

Author

Herbert Glarner

Articles Overview

  • DocumentDigital Elevation Models: A guide on how to obtain DEM data from the U.S. Geological Survey for virtually every area in the world, and how to interpret and verify the obtained data.
  • DocumentIsometric Projection: This article provides the theoretical background to isometric projections, as used in several GIS (Geographic Information Systems) as well as in many game environments.
  • DocumentIsometric Tiling: Showing the design of the basic tiles in order to render a surface featuring flat plains and slopes with constant gradients.

Source: http://www.gandraxa.com/digital_terrain_analysis.aspx

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Articles – some samples:

Digital Terrain Analysis: Obtain and render digital elevation models, and learn the basic formulas for isometric projections

Length of Day and Twilight: Deriving formulae, including tables and graphs

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