The replacement updateTexture: rows for an in-sync element texture, three's original full upload for everything else. After a full upload of an element texture its resource is recorded as in sync and the ranges it covered are consumed.
updateTexture
The replacement
updateTexture: rows for an in-sync element texture, three's original full upload for everything else. After a full upload of an element texture its resource is recorded as in sync and the ranges it covered are consumed.