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The CustomEntity sample describes how to register and use a custom object entity.
A new command called named SPECIAL is created to apply the new entity properties.
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The 3D_Solid sample describes how to create a solid.
The command MYSOLID creates draws a predefined circle which is extruded to become a and extrudes it to createa solid.
The ObjectReactors sample describes how to create a reactor for selected objects.
The command SELREACTOR allows selecting lets you select an object to which you want to add the reactor.
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