====== Average altitude (DM parameter) ======
The 'average altitude' slider in the //[[l3dt:userguide:wizards:designparams|design map parameters]]// wizard determines the average height of the terrain, and consequently the fraction of land above sea-level.
This is demonstrated below, where where I've made terrain with average altitude settings from 0% up to 100%:
^ Average altitude ^ Design map ^ Heightfield/Water map ^ 3D render ^
| 0% (left, sea) | {{l3dt:algorithms:dm:params:averagealt:averagealt_0_dm.png?200}} | {{l3dt:algorithms:dm:params:averagealt:averagealt_0_hf.jpg?200}} | {{l3dt:algorithms:dm:params:averagealt:averagealt_0_3d.jpg?300}} |
| 25% | {{l3dt:algorithms:dm:params:averagealt:averagealt_25_dm.png?200}} | {{l3dt:algorithms:dm:params:averagealt:averagealt_25_hf.jpg?200}} | {{l3dt:algorithms:dm:params:averagealt:averagealt_25_3d.jpg?300}} |
| 50% (center) | {{l3dt:algorithms:dm:params:averagealt:averagealt_50_dm.png?200}} | {{l3dt:algorithms:dm:params:averagealt:averagealt_50_hf.jpg?200}} | {{l3dt:algorithms:dm:params:averagealt:averagealt_50_3d.jpg?300}} |
| 75% (default) | {{l3dt:algorithms:dm:params:averagealt:averagealt_75_dm.png?200}} | {{l3dt:algorithms:dm:params:averagealt:averagealt_75_hf.jpg?200}} | {{l3dt:algorithms:dm:params:averagealt:averagealt_75_3d.jpg?300}} |
| 100% (right, land) | {{l3dt:algorithms:dm:params:averagealt:averagealt_100_dm.png?200}} | {{l3dt:algorithms:dm:params:averagealt:averagealt_100_hf.jpg?200}} | {{l3dt:algorithms:dm:params:averagealt:averagealt_100_3d.jpg?300}} |