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Blender 2.49 Scripting by Michel J. Anders

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Transforming mesh topology

Creating the creature from building blocks requires that we duplicate, scale, and mirror those building blocks before we stick them together. In Blender 2.49, this means we have to define some utility functions to perform those actions as they are not present in the API. We define these utility functions in the Tools module, but we highlight some of them here as they show some interesting methods.

Some actions such as scaling around a median point or translation of vertices are straightforward but connecting a group of vertices to another one is tricky, as we would like to prevent edges from crossing each other and keep faces flat and undistorted. We cannot simply connect two sets of vertices (or edge loops) together. ...

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