4. CRC Cards
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| Give overview of area | GlMapWindow |
| Keeps track of all Terrain Map windows | Terrain Map |
| Exit system and close all Terrain Map windows | Terrain Map |
| Select region and pass necessary information for rendering a terrain map | TerrainMap |
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| Draws a Rendered Map from Data Points and Triangle Data | |
| Takes a new z factor and formats color data | TerrainMap |
| Redraws map when user exaggerates z-coordinates | TerrainMap |
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| Displays a user-selected region in a single, separate window | GlMapWindow |
| Redisplays map for Z-factor scaling | GlMapWindow |
| Displays color legend | GlMapWindow |
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| Parses a given file and puts points into a matrix | |
| Triangulates data and stores vertices | |
| Stores the maximum and minimum X, Y, and Z values from a file | |
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| Implements specialized math functions not found in any standard header files | |