Convert a scarlet lite blend into a persistable data object
- Parameters:
- blend
scarlet.lite.LiteBlend
The blend that is being persisted.
- psfCenter
tuple
of int
The center of the PSF.
- xy0
tuple
of int
The lower coordinate of the entire blend.
- Returns:
- blendData
ScarletBlendDataModel
The data model for a single blend.