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Grome Terrain Modeling with Ogre3D, UDK, and Unity3D by Richard A. Hawley

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Chapter 3. Heightmaps

In GROME, scenes are created using combinations of fractal filters, fluid erosion, and hands-on brushing. Making natural looking terrains is easier in Version 3.1 thanks to the addition of flowmaps which simulate nature's process of water erosion. Heightmaps are edited from the Tools panel on the right-hand side via the Modifiers tab.

Modifier toolsets

The drop-down box directly under the Modifier tab selects between three toolsets: Heightmap, Heightmap Brushes, and Procedural Heightmap. We won't go over every tool in detail but instead present a summary of what is available and focus on how some of them can be applied to level design.

Some of these tools are duplicated for the Heightmap Brush, the only difference being the ...

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