Material
Last update: 16.07.2025class compolyx.Material(graph, obj, parent=None)
ComPoLyX material class.
This class enables retrieving all material properties defined within the loaded Finite Element model.
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Access:
>>> import compolyx >>> db = compolyx.DB() >>> model = db.models['class40.1'] >>> materials = model.material_data.materials >>> mat_UD300 = materials['UD300_GLAS'] >>> print mat_UD300.property_names[‘density’, ‘engineering_constants’, ‘larc_constants’, ‘puck_constants’, ‘strain_limits’, ‘stress_limits’, ‘thermal_expansion_coefficients’, ‘tsai_wu_constants’, ‘woven_characterization’, ‘woven_puck_constants_1’, ‘woven_puck_constants_2’, ‘woven_stress_limits_1’, ‘woven_stress_limits_2’]
>>> property_set_eng_const = mat_UD300['engineering_constants']
Attributes
| Name | Description |
|---|---|
Material.active |
Active status of object |
Material.active_properties |
List of the active properties for the underlying material |
Material.enabled |
Whether this object is currently enabled or not |
Material.ext_id |
ID of corresponding Material in external source |
Material.id |
ID of object |
Material.is_constant |
True if engineering constants are constant |
Material.is_dict_item |
Specifies whether the object is an item of a dict |
Material.is_isotropic |
True if ply_type is isotropic or isotropic_homogeneous_core |
Material.is_list_item |
Specifies whether the object is an item of a list |
Material.link_path |
Root path of the current node in the tree for links to this object |
Material.locked |
Material is generated from an external source and cannot be changed |
Material.name |
Name of object |
Material.parent |
Parent object in tree |
Material.ply_type |
Ply type |
Material.property_names |
List with all available property keys |
Material.root_path |
Root path of the current node in the tree |
Material.status |
Status of the object |
Material.status_changed |
Boolean flag which is set to true in C++ when up-to-date status of object changes |
Material.uid |
UID of object |
Material.vertex |
This will throw an error if the object has been removed from the graph |
Methods
| Name | Description |
|---|---|
Material.create_property_set(property_name, ...) |
Function to create a specific property set |
Material.delete_property_set(property_name) |
Function to delete a specific property set |
Material.find_parent(type) |
Function steps up the tree and returns the first parent with given type |
Material.obj_exists() |
Checks if __obj still references the C++ object (i.e. has not been reset to None by self._delete) and exists in the graph |
Material.serialize() |
Serialize to Python string |
Material.serialize_name_and_id() |
Helper function to serialize name and ID |
Material.update() |
|
Material.visit(visitor) |
Walk through the tree and let the visitor perform action on every descendant node |
