flowvis

Visualize a 2D vector field from the flow.raw file.

Build and run

• Install rust (using rustup)
• Run cargo run --release

Keymappings

Key	Action
ctrl +	Zoom in
ctrl -	Zoom out
ctrl backspace	Reset pan and zoom
space	Play/pause video playback
.	Step to next frame
,	Step to previous frame
[	Slow down playback
]	Speed up playback
1	Show/hide the background velocity texture
ctrl 1	Cycle through the color map for the background texture
F	Enable/disable linear filtering of the background texture
2	Show/hide stream lines
ctrl 2	Cycle through the color map for stream lines
I	Enable/disable interactive an stream line at the cursor position
M	Cycle the stream line method between Euler, RK2 and RK4
shift M	Cycle the stream line method between Euler, RK2 and RK4 in reverse
L	Spawn stream lines equally distributed on the left
shift L	Spawn stream lines more concentrated towards the center left
delete	Remove all stream lines
3	Show/hide the arrow plot
ctrl 3	Cycle through the color map for the arrow plot
A	Increase arrow density
shift A	Decrease arrow density

Mouse/touchpad control

Key	Action
left-click	Add a stream line origin
right-click	Remove a stream line
ctrl scroll	Zoom
scroll	Pan
shift scroll	Pan in x-direction
middle-click and drag	Pan