The world of 3D character creation can feel a little like sorcery at times, especially when we’re creating figures such as ...

The term "involute" refers to the shape of the teeth: the curves of the teeth are involutes of circles, which are curves that optimize gear performance. Figure 1.1.2: The three marked circles are key ...

The file also provides teardrop2d, which is useful for 3D printable holes. Many of the commands have module forms that produce geometry and function forms that produce a path.