get_atom_coordinates ( atoms )

Untransformed coordinates

show_attribute_histogram ( molecule,  attribute_name )

interpolate_volume_data (
        vertices,
        volume,
        xyz_origin,
        xyz_step,
        )

set_atom_volume_values (
        molecule,
        volume_data_region,
        attribute_name,
        )

replace_special_characters ( attribute_name,  repl_char )

Normalize an attribute name. This eliminates punctuation like "." from attribute names so they work correctly in Chimera commands and atom specs.

ChimeraExtension.py

gui.py