ParaView/Users Guide/Loading Data
Loading data is a fundamental operation in using ParaView for visualization. As you would expect, the Open option from the File menu and the the Open Button from the toolbar both allow you to load data into ParaView.
There are also data set sources (available in the Sources menu) in ParaView that create data sets without loading data files.
ParaView can process both structured and unstructured data sets. It also has some support for multi-block and time-varying data. These data sets can be read into ParaView from several different file formats, some of which ParaView also uses for saving data to a file.
File Open Dialog
Opening File / Time Series
Opening Multiple Files
Another option is to load a previously saved state file (File menu, Load State). This will return ParaView to its state at the time the file was saved by loading data files, applying filters.
Advanced Data Loading
If you commonly load the same data into ParaView each time, you can streamline the process by launching ParaView with the data command-line argument (
--data=data_file). You can also launch ParaView