Connector colours
These are the current node connector colours - this list is subject to change.
| colour/pattern | type | notes | |
|---|---|---|---|
| red |  |
any type accepted | input only |
| dark blue |  |
image | |
| cyan |  |
region of interest | |
| dark green |  |
numeric data | scalar or 1D vector |
| crosshatch black |  |
variant | output only, used in macros, currently experimental |
| diagonal red |  |
none | output only, output type is variable and node has not yet run |
| gold |  |
test result | used in unit tests |
| data |  |
generic data | e.g. spectra |