Point-bound wrapper over element-storage.ts::attachElementStorage:
create the point data texture + aSortedIndex attribute pair on a
geometry, sized for capacity points (3 texels/point). Returns the
texture. See the generic helper for the full lifetime contract.
Point-bound wrapper over
element-storage.ts::attachElementStorage: create the point data texture +aSortedIndexattribute pair on a geometry, sized forcapacitypoints (3 texels/point). Returns the texture. See the generic helper for the full lifetime contract.