retroAllocSpriteObjects,
retroAllocSpriteObjects,

retroAllocSpriteObjects, retroMode as soft sprites, so there is no limit
number of sprites, you allocated number of sprites you need, normally
when Video output freed, SpriteObjects are freed. (Please note sprite
images are not freed automatic )

khval/RetroMode-AmigaOS-GFXLIB,khval/RetroMode-AmigaOS-GFXLIB