Interact

Pause / Step

From the top panel, you can inspect your simulation by pausing it and stepping one frame at a time.

interact_pause

With right mouse, you can interact by adding force within a radius.

Change the direction and strength of that force from the top panel.

force

Toggle Gravity and alter gravity direction from the top panel.

gravity

Press Q to query sand at mouse position.

query

Drag & Drop an image when in windowed mode, or use image paste button in right panel to select an image to be dropped as sand.

drop_image

The image will consist of the currently selected draw sand.

From the right panel, you can fetch a random image as sand.

image_as_sand

The image will consist of the currently selected draw sand.

Explosion

From left panel, you can edit explosion settings. Explosion occurs at mouse when you press key L when simulation is not paused.

Explosion settings

Select sand which will be your explosion material. Select also force, probability of explosion material and explosion radius.