Setup Pointer to the main array which stores gradient all variables with x, y, z
subroutine setup_sst_grad()
!< Setup Pointer to the main array which stores gradient
!< all variables with x, y, z
implicit none
DebugCall('setup_sst_grad')
gradtk_x(0:imx, 0:jmx, 0:kmx) => gradqp_x(:, :, :, 5)
gradtw_x(0:imx, 0:jmx, 0:kmx) => gradqp_x(:, :, :, 6)
gradtk_y(0:imx, 0:jmx, 0:kmx) => gradqp_y(:, :, :, 5)
gradtw_y(0:imx, 0:jmx, 0:kmx) => gradqp_y(:, :, :, 6)
gradtk_z(0:imx, 0:jmx, 0:kmx) => gradqp_z(:, :, :, 5)
gradtw_z(0:imx, 0:jmx, 0:kmx) => gradqp_z(:, :, :, 6)
end subroutine setup_sst_grad