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app

Trame web application for FEM mesh visualization.

Usage: visfem, or python -m visfem.app. VISFEM_PRELOAD=1 preloads every mesh; VISFEM_LOG_LEVEL sets the log level (default WARNING).

VisfemApp 

VisfemApp(server=None)

Bases: TrameApp

Main Trame application for VisFEM.

Load project metadata, build plotter and state, assemble the UI on server.

toggle_left_panel 

toggle_left_panel()

Toggle the left dataset panel open/closed.

toggle_right_panel 

toggle_right_panel()

Toggle the right view-controls panel open/closed.

toggle_theme 

toggle_theme()

Toggle between dark and light mode.

reset_camera async 

reset_camera()

Restore the camera to the initial pose captured at dataset load.

take_screenshot 

take_screenshot()

Trigger vtk.js canvas capture and browser PNG download.

apply_clim_override 

apply_clim_override()

Apply user-entered scalar range to the active continuous field.

select_dataset async 

select_dataset(key)

Switch to dataset key.

select_xdmf async 

select_xdmf(key, stem)

Switch to XDMF file stem of dataset key.

select_patient async 

select_patient(dataset_key, patient)

Switch to patient patient of dataset dataset_key.

select_scalar_field async 

select_scalar_field(field)

Re-render the active dataset with scalar field field.

select_step async 

select_step(step)

Show time step step of the active dataset.

toggle_color_reversed async 

toggle_color_reversed()

Flip the color order of the active palette or colormap and re-render.

select_color_scheme async 

select_color_scheme(name)

Set name as the active palette or colormap and re-render the scene.

set_category_color async 

set_category_color(name, color)

Override category name with color and recolour the scene in place.

reset_category_colors async 

reset_category_colors(name=None)

Clear the override of category name, or every override in scope when None, and recolour.

toggle_autoplay 

toggle_autoplay()

Start or stop automatic step playback.

main 

main()

Build the app, preload every mesh when VISFEM_PRELOAD=1, and start the server.