GiD_AssignData material|condition <name> <over> ?<values>? <entities>
To assign materials or conditions over entities:
- <name> is the name of the material or condition;
- <over> must be: points, lines, surfaces, volumes, layers, groups, nodes, elements, body_elements, or face_elements (elements is equivalent to body_elements). Layers and groups is valid for conditions defined over them, but not for materials.
- <newvalues> is only required for conditions. If it is set to "" then the default values are used;
- <entities> a list of entities (it is valid to use ranges as a:b ,can use "all" to select everything, "end" to specify the last entity, layer:<layername> to select the entities in this layer) ; if <over> is face_elements then you must specify a list of "entitynumface" instead just "entity".