# block.gp.bc.y

Syntax

i = block.gp.bc.y(bgpp)
block.gp.bc.y(bgpp) = i

Get/set the boundary condition indicator in the y direction (0 = free, 1 = force, 2 = viscous, 3 = velocity)

Returns: i - boundary condition indicator in the y direction i - boundary condition indicator in the y direction bgpp - block gridpoint pointer