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This set of commands is used to create new material definitions and modify
existing ones.
- list: Return a list of the available materials
- settings name: Return a list of the five material settings
    for the material of the given name.  These settings take on floating point
    values between 0 and 1.  The values are returned in the 
    following order: ambient, specular, diffuse, shininess, opacity.  If the
    specified material has not been defined, nothing is returned.
- add name: create a new material with the given name.  
    The new material will start with the settings for Opaque.  If 
    the name already exists, no new material is created.
- add copy name: create a new material copied from 
    the selected material name.
- rename oldname newname: rename the given material.  The
    command will fail if the name is already used.  
- change property name value: Change a material property
    of the material named name to the value value.  property
    must be one of the following:
    
- ambient
- specular 
- diffuse 
- shininess 
- opacity 
    
 
- delete name: Delete the given material.
 
 
 
 
 
 
 
 
 
 
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vmd@ks.uiuc.edu