lw_solver_noscat Interface
interface
LW transport, no scattering, multi-angle quadrature Users provide a set of weights and quadrature angles Routine sums over single-angle solutions for each sets of angles/weights
public subroutine lw_solver_noscat(ncol, nlay, ngpt, top_at_1, nmus, Ds, weights, tau, lay_source, lev_source, sfc_emis, sfc_src, inc_flux, flux_up, flux_dn, do_broadband, broadband_up, broadband_dn, do_Jacobians, sfc_srcJac, flux_upJac, do_rescaling, ssa, g) bind(C, name="0")
Arguments
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| integer, | intent(in) | :: | ncol | Number of columns, layers, g-points |
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| integer, | intent(in) | :: | nlay | Number of columns, layers, g-points |
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| integer, | intent(in) | :: | ngpt | Number of columns, layers, g-points |
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| logical(kind=wl), | intent(in) | :: | top_at_1 | ilay = 1 is the top of the atmosphere? |
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| integer, | intent(in) | :: | nmus | number of quadrature angles |
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| real(kind=wp), | intent(in), | dimension (ncol, ngpt, nmus) | :: | Ds | quadrature secants |
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| real(kind=wp), | intent(in), | dimension(nmus) | :: | weights | quadrature weights |
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| real(kind=wp), | intent(in), | dimension(ncol,nlay, ngpt) | :: | tau | Absorption optical thickness [] |
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| real(kind=wp), | intent(in), | dimension(ncol,nlay, ngpt) | :: | lay_source | Planck source at layer average temperature [W/m2] |
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| real(kind=wp), | intent(in), | dimension(ncol,nlay+1,ngpt) | :: | lev_source | Planck source at layer edge for radiation [W/m2] |
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| real(kind=wp), | intent(in), | dimension(ncol, ngpt) | :: | sfc_emis | Surface emissivity [] |
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| real(kind=wp), | intent(in), | dimension(ncol, ngpt) | :: | sfc_src | Surface source function [W/m2] |
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| real(kind=wp), | intent(in), | dimension(ncol, ngpt) | :: | inc_flux | Incident diffuse flux, probably 0 [W/m2] |
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| real(kind=wp), | intent(out), | dimension(ncol,nlay+1,ngpt), target | :: | flux_up | Fluxes [W/m2] |
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| real(kind=wp), | intent(out), | dimension(ncol,nlay+1,ngpt), target | :: | flux_dn | Fluxes [W/m2] |
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| logical(kind=wl), | intent(in) | :: | do_broadband | |||
| real(kind=wp), | intent(out), | dimension(ncol,nlay+1 ), target | :: | broadband_up | Spectrally-integrated fluxes [W/m2] |
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| real(kind=wp), | intent(out), | dimension(ncol,nlay+1 ), target | :: | broadband_dn | Spectrally-integrated fluxes [W/m2] |
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| logical(kind=wl), | intent(in) | :: | do_Jacobians | compute Jacobian with respect to surface temeprature? |
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| real(kind=wp), | intent(in), | dimension(ncol ,ngpt) | :: | sfc_srcJac | surface temperature Jacobian of surface source function [W/m2/K] |
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| real(kind=wp), | intent(out), | dimension(ncol,nlay+1 ), target | :: | flux_upJac | surface temperature Jacobian of Radiances [W/m2-str / K] |
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| logical(kind=wl), | intent(in) | :: | do_rescaling | Approximate treatment of scattering (10.1175/JAS-D-18-0014.1) |
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| real(kind=wp), | intent(in), | dimension(ncol,nlay ,ngpt) | :: | ssa | single-scattering albedo, asymmetry parameter |
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| real(kind=wp), | intent(in), | dimension(ncol,nlay ,ngpt) | :: | g | single-scattering albedo, asymmetry parameter |