74 subroutine rrtmgp_lw_gas_optics_init(rrtmgp_root_dir, rrtmgp_lw_file_gas, &
75 active_gases_array, mpicomm, mpirank, mpiroot, errmsg, errflg)
78 character(len=128),
intent(in) :: &
79 rrtmgp_root_dir, & !< RTE-RRTMGP root directory
81 character(len=*),
dimension(:),
intent(in) :: &
83 type(mpi_comm),
intent(in) :: &
85 integer,
intent(in) :: &
86 mpirank, & !< Current MPI rank
90 character(len=*),
intent(out) :: &
92 integer,
intent(out) :: &
96 integer :: ncid, dimID, varID, status, ii, mpierr, iChar
97 integer,
dimension(:),
allocatable :: temp1, temp2, temp3, temp4
98 character(len=264) :: lw_gas_props_file
99 type(ty_gas_concs) :: gas_concs
106 lw_gas_props_file = trim(rrtmgp_root_dir)//trim(rrtmgp_lw_file_gas)
114 if (mpirank .eq. mpiroot)
then
115 write (*,*)
'Reading RRTMGP longwave k-distribution metadata ... '
118 status = nf90_open(trim(lw_gas_props_file), nf90_nowrite, ncid)
121 status = nf90_inq_dimid(ncid,
'temperature', dimid)
122 status = nf90_inquire_dimension(ncid, dimid, len = ntempslw)
123 status = nf90_inq_dimid(ncid,
'pressure', dimid)
124 status = nf90_inquire_dimension(ncid, dimid, len = npresslw)
125 status = nf90_inq_dimid(ncid,
'absorber', dimid)
126 status = nf90_inquire_dimension(ncid, dimid, len = nabsorberslw)
127 status = nf90_inq_dimid(ncid,
'minor_absorber', dimid)
128 status = nf90_inquire_dimension(ncid, dimid, len = nminorabsorberslw)
129 status = nf90_inq_dimid(ncid,
'absorber_ext', dimid)
130 status = nf90_inquire_dimension(ncid, dimid, len = nextrabsorberslw)
131 status = nf90_inq_dimid(ncid,
'mixing_fraction', dimid)
132 status = nf90_inquire_dimension(ncid, dimid, len = nmixingfracslw)
133 status = nf90_inq_dimid(ncid,
'atmos_layer', dimid)
134 status = nf90_inquire_dimension(ncid, dimid, len = nlayerslw)
135 status = nf90_inq_dimid(ncid,
'bnd', dimid)
136 status = nf90_inquire_dimension(ncid, dimid, len = nbndslw)
137 status = nf90_inq_dimid(ncid,
'gpt', dimid)
138 status = nf90_inquire_dimension(ncid, dimid, len = ngptslw)
139 status = nf90_inq_dimid(ncid,
'pair', dimid)
140 status = nf90_inquire_dimension(ncid, dimid, len = npairslw)
141 status = nf90_inq_dimid(ncid,
'contributors_lower', dimid)
142 status = nf90_inquire_dimension(ncid, dimid, len = ncontributors_lowerlw)
143 status = nf90_inq_dimid(ncid,
'contributors_upper', dimid)
144 status = nf90_inquire_dimension(ncid, dimid, len = ncontributors_upperlw)
145 status = nf90_inq_dimid(ncid,
'fit_coeffs', dimid)
146 status = nf90_inquire_dimension(ncid, dimid, len = nfit_coeffslw)
147 status = nf90_inq_dimid(ncid,
'minor_absorber_intervals_lower', dimid)
148 status = nf90_inquire_dimension(ncid, dimid, len = nminor_absorber_intervals_lowerlw)
149 status = nf90_inq_dimid(ncid,
'minor_absorber_intervals_upper', dimid)
150 status = nf90_inquire_dimension(ncid, dimid, len = nminor_absorber_intervals_upperlw)
151 status = nf90_inq_dimid(ncid,
'temperature_Planck', dimid)
152 status = nf90_inquire_dimension(ncid, dimid, len = ninternalsourcetempslw)
156 call mpi_barrier(mpicomm, mpierr)
164 call mpi_bcast(ntempslw, 1, mpi_integer, mpiroot, mpicomm, mpierr)
165 call mpi_bcast(npresslw, 1, mpi_integer, mpiroot, mpicomm, mpierr)
166 call mpi_bcast(ngptslw, 1, mpi_integer, mpiroot, mpicomm, mpierr)
167 call mpi_bcast(nabsorberslw, 1, mpi_integer, mpiroot, mpicomm, mpierr)
168 call mpi_bcast(nextrabsorberslw, 1, mpi_integer, mpiroot, mpicomm, mpierr)
169 call mpi_bcast(nminorabsorberslw, 1, mpi_integer, mpiroot, mpicomm, mpierr)
170 call mpi_bcast(nmixingfracslw, 1, mpi_integer, mpiroot, mpicomm, mpierr)
171 call mpi_bcast(nlayerslw, 1, mpi_integer, mpiroot, mpicomm, mpierr)
172 call mpi_bcast(nbndslw, 1, mpi_integer, mpiroot, mpicomm, mpierr)
173 call mpi_bcast(npairslw, 1, mpi_integer, mpiroot, mpicomm, mpierr)
174 call mpi_bcast(ninternalsourcetempslw, 1, mpi_integer, mpiroot, mpicomm, mpierr)
175 call mpi_bcast(nminor_absorber_intervals_lowerlw, 1, mpi_integer, mpiroot, mpicomm, mpierr)
176 call mpi_bcast(nminor_absorber_intervals_upperlw, 1, mpi_integer, mpiroot, mpicomm, mpierr)
177 call mpi_bcast(ncontributors_lowerlw, 1, mpi_integer, mpiroot, mpicomm, mpierr)
178 call mpi_bcast(ncontributors_upperlw, 1, mpi_integer, mpiroot, mpicomm, mpierr)
179 call mpi_bcast(nfit_coeffslw, 1, mpi_integer, mpiroot, mpicomm, mpierr)
182 if (.not.
allocated(gas_nameslw)) &
183 allocate(gas_nameslw(nabsorberslw))
184 if (.not.
allocated(scaling_gas_lowerlw)) &
185 allocate(scaling_gas_lowerlw(nminor_absorber_intervals_lowerlw))
186 if (.not.
allocated(scaling_gas_upperlw)) &
187 allocate(scaling_gas_upperlw(nminor_absorber_intervals_upperlw))
188 if (.not.
allocated(gas_minorlw)) &
189 allocate(gas_minorlw(nminorabsorberslw))
190 if (.not.
allocated(identifier_minorlw)) &
191 allocate(identifier_minorlw(nminorabsorberslw))
192 if (.not.
allocated(minor_gases_lowerlw)) &
193 allocate(minor_gases_lowerlw(nminor_absorber_intervals_lowerlw))
194 if (.not.
allocated(minor_gases_upperlw)) &
195 allocate(minor_gases_upperlw(nminor_absorber_intervals_upperlw))
196 if (.not.
allocated(minor_limits_gpt_lowerlw)) &
197 allocate(minor_limits_gpt_lowerlw(npairslw, nminor_absorber_intervals_lowerlw))
198 if (.not.
allocated(minor_limits_gpt_upperlw)) &
199 allocate(minor_limits_gpt_upperlw(npairslw, nminor_absorber_intervals_upperlw))
200 if (.not.
allocated(band2gptlw)) &
201 allocate(band2gptlw(2, nbndslw))
202 if (.not.
allocated(key_specieslw)) &
203 allocate(key_specieslw(2, nlayerslw, nbndslw))
204 if (.not.
allocated(band_limslw)) &
205 allocate(band_limslw(2, nbndslw))
206 if (.not.
allocated(press_reflw)) &
207 allocate(press_reflw(npresslw))
208 if (.not.
allocated(temp_reflw)) &
209 allocate(temp_reflw(ntempslw))
210 if (.not.
allocated(vmr_reflw)) &
211 allocate(vmr_reflw(nlayerslw, nextrabsorberslw, ntempslw))
212 if (.not.
allocated(kminor_lowerlw)) &
213 allocate(kminor_lowerlw(ncontributors_lowerlw, nmixingfracslw, ntempslw))
214 if (.not.
allocated(kmajorlw)) &
215 allocate(kmajorlw(ngptslw, nmixingfracslw, npresslw+1, ntempslw))
216 if (.not.
allocated(kminor_start_lowerlw)) &
217 allocate(kminor_start_lowerlw(nminor_absorber_intervals_lowerlw))
218 if (.not.
allocated(kminor_upperlw)) &
219 allocate(kminor_upperlw(ncontributors_upperlw, nmixingfracslw, ntempslw))
220 if (.not.
allocated(kminor_start_upperlw)) &
221 allocate(kminor_start_upperlw(nminor_absorber_intervals_upperlw))
222 if (.not.
allocated(optimal_angle_fitlw)) &
223 allocate(optimal_angle_fitlw(nfit_coeffslw, nbndslw))
224 if (.not.
allocated(minor_scales_with_density_lowerlw)) &
225 allocate(minor_scales_with_density_lowerlw(nminor_absorber_intervals_lowerlw))
226 if (.not.
allocated(minor_scales_with_density_upperlw)) &
227 allocate(minor_scales_with_density_upperlw(nminor_absorber_intervals_upperlw))
228 if (.not.
allocated(scale_by_complement_lowerlw)) &
229 allocate(scale_by_complement_lowerlw(nminor_absorber_intervals_lowerlw))
230 if (.not.
allocated(scale_by_complement_upperlw)) &
231 allocate(scale_by_complement_upperlw(nminor_absorber_intervals_upperlw))
232 if (.not.
allocated(temp1)) &
233 allocate(temp1(nminor_absorber_intervals_lowerlw))
234 if (.not.
allocated(temp2)) &
235 allocate(temp2(nminor_absorber_intervals_upperlw))
236 if (.not.
allocated(temp3)) &
237 allocate(temp3(nminor_absorber_intervals_lowerlw))
238 if (.not.
allocated(temp4)) &
239 allocate(temp4(nminor_absorber_intervals_upperlw))
240 if (.not.
allocated(totplnklw)) &
241 allocate(totplnklw(ninternalsourcetempslw, nbndslw))
242 if (.not.
allocated(planck_fraclw)) &
243 allocate(planck_fraclw(ngptslw, nmixingfracslw, npresslw+1, ntempslw))
251 if (mpirank .eq. mpiroot)
then
252 write (*,*)
'Reading RRTMGP longwave k-distribution data ... '
253 status = nf90_inq_varid(ncid,
'gas_names', varid)
254 status = nf90_get_var( ncid, varid, gas_nameslw)
255 status = nf90_inq_varid(ncid,
'scaling_gas_lower', varid)
256 status = nf90_get_var( ncid, varid, scaling_gas_lowerlw)
257 status = nf90_inq_varid(ncid,
'scaling_gas_upper', varid)
258 status = nf90_get_var( ncid, varid, scaling_gas_upperlw)
259 status = nf90_inq_varid(ncid,
'gas_minor', varid)
260 status = nf90_get_var( ncid, varid, gas_minorlw)
261 status = nf90_inq_varid(ncid,
'identifier_minor', varid)
262 status = nf90_get_var( ncid, varid, identifier_minorlw)
263 status = nf90_inq_varid(ncid,
'minor_gases_lower', varid)
264 status = nf90_get_var( ncid, varid, minor_gases_lowerlw)
265 status = nf90_inq_varid(ncid,
'minor_gases_upper', varid)
266 status = nf90_get_var( ncid, varid, minor_gases_upperlw)
267 status = nf90_inq_varid(ncid,
'minor_limits_gpt_lower', varid)
268 status = nf90_get_var( ncid, varid, minor_limits_gpt_lowerlw)
269 status = nf90_inq_varid(ncid,
'minor_limits_gpt_upper', varid)
270 status = nf90_get_var( ncid, varid, minor_limits_gpt_upperlw)
271 status = nf90_inq_varid(ncid,
'bnd_limits_gpt', varid)
272 status = nf90_get_var( ncid, varid, band2gptlw)
273 status = nf90_inq_varid(ncid,
'key_species', varid)
274 status = nf90_get_var( ncid, varid, key_specieslw)
275 status = nf90_inq_varid(ncid,
'bnd_limits_wavenumber', varid)
276 status = nf90_get_var( ncid, varid, band_limslw)
277 status = nf90_inq_varid(ncid,
'press_ref', varid)
278 status = nf90_get_var( ncid, varid, press_reflw)
279 status = nf90_inq_varid(ncid,
'temp_ref', varid)
280 status = nf90_get_var( ncid, varid, temp_reflw)
281 status = nf90_inq_varid(ncid,
'absorption_coefficient_ref_P', varid)
282 status = nf90_get_var( ncid, varid, temp_ref_plw)
283 status = nf90_inq_varid(ncid,
'absorption_coefficient_ref_T', varid)
284 status = nf90_get_var( ncid, varid, temp_ref_tlw)
285 status = nf90_inq_varid(ncid,
'press_ref_trop', varid)
286 status = nf90_get_var( ncid, varid, press_ref_troplw)
287 status = nf90_inq_varid(ncid,
'kminor_lower', varid)
288 status = nf90_get_var( ncid, varid, kminor_lowerlw)
289 status = nf90_inq_varid(ncid,
'kminor_upper', varid)
290 status = nf90_get_var( ncid, varid, kminor_upperlw)
291 status = nf90_inq_varid(ncid,
'vmr_ref', varid)
292 status = nf90_get_var( ncid, varid, vmr_reflw)
293 status = nf90_inq_varid(ncid,
'optimal_angle_fit',varid)
294 status = nf90_get_var( ncid, varid, optimal_angle_fitlw)
295 status = nf90_inq_varid(ncid,
'kmajor', varid)
296 status = nf90_get_var( ncid, varid, kmajorlw)
297 status = nf90_inq_varid(ncid,
'kminor_start_lower', varid)
298 status = nf90_get_var( ncid, varid, kminor_start_lowerlw)
299 status = nf90_inq_varid(ncid,
'kminor_start_upper', varid)
300 status = nf90_get_var( ncid, varid, kminor_start_upperlw)
301 status = nf90_inq_varid(ncid,
'totplnk', varid)
302 status = nf90_get_var( ncid, varid, totplnklw)
303 status = nf90_inq_varid(ncid,
'plank_fraction', varid)
304 status = nf90_get_var( ncid, varid, planck_fraclw)
307 status = nf90_inq_varid(ncid,
'minor_scales_with_density_lower', varid)
308 status = nf90_get_var( ncid, varid,temp1)
309 status = nf90_inq_varid(ncid,
'minor_scales_with_density_upper', varid)
310 status = nf90_get_var( ncid, varid,temp2)
311 status = nf90_inq_varid(ncid,
'scale_by_complement_lower', varid)
312 status = nf90_get_var( ncid, varid,temp3)
313 status = nf90_inq_varid(ncid,
'scale_by_complement_upper', varid)
314 status = nf90_get_var( ncid, varid,temp4)
315 status = nf90_close(ncid)
317 do ii=1,nminor_absorber_intervals_lowerlw
318 if (temp1(ii) .eq. 0) minor_scales_with_density_lowerlw(ii) = .false.
319 if (temp1(ii) .eq. 1) minor_scales_with_density_lowerlw(ii) = .true.
320 if (temp3(ii) .eq. 0) scale_by_complement_lowerlw(ii) = .false.
321 if (temp3(ii) .eq. 1) scale_by_complement_lowerlw(ii) = .true.
323 do ii=1,nminor_absorber_intervals_upperlw
324 if (temp2(ii) .eq. 0) minor_scales_with_density_upperlw(ii) = .false.
325 if (temp2(ii) .eq. 1) minor_scales_with_density_upperlw(ii) = .true.
326 if (temp4(ii) .eq. 0) scale_by_complement_upperlw(ii) = .false.
327 if (temp4(ii) .eq. 1) scale_by_complement_upperlw(ii) = .true.
332 call mpi_barrier(mpicomm, mpierr)
343 call mpi_bcast(press_ref_troplw, 1, mpi_real, mpiroot, mpicomm, mpierr)
344 call mpi_bcast(temp_ref_plw, 1, mpi_real, mpiroot, mpicomm, mpierr)
345 call mpi_bcast(temp_ref_tlw, 1, mpi_real, mpiroot, mpicomm, mpierr)
347 call mpi_bcast(press_ref_troplw, 1, mpi_double_precision, mpiroot, mpicomm, mpierr)
348 call mpi_bcast(temp_ref_plw, 1, mpi_double_precision, mpiroot, mpicomm, mpierr)
349 call mpi_bcast(temp_ref_tlw, 1, mpi_double_precision, mpiroot, mpicomm, mpierr)
353 call mpi_bcast(kminor_start_lowerlw, &
354 size(kminor_start_lowerlw), mpi_integer, mpiroot, mpicomm, mpierr)
355 call mpi_bcast(kminor_start_upperlw, &
356 size(kminor_start_upperlw), mpi_integer, mpiroot, mpicomm, mpierr)
357 call mpi_bcast(band2gptlw, &
358 size(band2gptlw), mpi_integer, mpiroot, mpicomm, mpierr)
359 call mpi_bcast(minor_limits_gpt_lowerlw, &
360 size(minor_limits_gpt_lowerlw), mpi_integer, mpiroot, mpicomm, mpierr)
361 call mpi_bcast(minor_limits_gpt_upperlw, &
362 size(minor_limits_gpt_upperlw), mpi_integer, mpiroot, mpicomm, mpierr)
363 call mpi_bcast(key_specieslw, &
364 size(key_specieslw), mpi_integer, mpiroot, mpicomm, mpierr)
368 call mpi_bcast(press_reflw, &
369 size(press_reflw), mpi_real, mpiroot, mpicomm, mpierr)
370 call mpi_bcast(temp_reflw, &
371 size(temp_reflw), mpi_real, mpiroot, mpicomm, mpierr)
372 call mpi_bcast(band_limslw, &
373 size(band_limslw), mpi_real, mpiroot, mpicomm, mpierr)
374 call mpi_bcast(totplnklw, &
375 size(totplnklw), mpi_real, mpiroot, mpicomm, mpierr)
376 call mpi_bcast(optimal_angle_fitlw, &
377 size(optimal_angle_fitlw), mpi_real, mpiroot, mpicomm, mpierr)
378 call mpi_bcast(vmr_reflw, &
379 size(vmr_reflw), mpi_real, mpiroot, mpicomm, mpierr)
380 call mpi_bcast(kminor_lowerlw, &
381 size(kminor_lowerlw), mpi_real, mpiroot, mpicomm, mpierr)
382 call mpi_bcast(kminor_upperlw, &
383 size(kminor_upperlw), mpi_real, mpiroot, mpicomm, mpierr)
384 call mpi_bcast(kmajorlw, &
385 size(kmajorlw), mpi_real, mpiroot, mpicomm, mpierr)
386 call mpi_bcast(planck_fraclw, &
387 size(planck_fraclw), mpi_real, mpiroot, mpicomm, mpierr)
389 call mpi_bcast(press_reflw, &
390 size(press_reflw), mpi_double_precision, mpiroot, mpicomm, mpierr)
391 call mpi_bcast(temp_reflw, &
392 size(temp_reflw), mpi_double_precision, mpiroot, mpicomm, mpierr)
393 call mpi_bcast(band_limslw, &
394 size(band_limslw), mpi_double_precision, mpiroot, mpicomm, mpierr)
395 call mpi_bcast(totplnklw, &
396 size(totplnklw), mpi_double_precision, mpiroot, mpicomm, mpierr)
397 call mpi_bcast(optimal_angle_fitlw, &
398 size(optimal_angle_fitlw), mpi_double_precision, mpiroot, mpicomm, mpierr)
399 call mpi_bcast(vmr_reflw, &
400 size(vmr_reflw), mpi_double_precision, mpiroot, mpicomm, mpierr)
401 call mpi_bcast(kminor_lowerlw, &
402 size(kminor_lowerlw), mpi_double_precision, mpiroot, mpicomm, mpierr)
403 call mpi_bcast(kminor_upperlw, &
404 size(kminor_upperlw), mpi_double_precision, mpiroot, mpicomm, mpierr)
405 call mpi_bcast(kmajorlw, &
406 size(kmajorlw), mpi_double_precision, mpiroot, mpicomm, mpierr)
407 call mpi_bcast(planck_fraclw, &
408 size(planck_fraclw), mpi_double_precision, mpiroot, mpicomm, mpierr)
412 do ichar=1,nabsorberslw
413 call mpi_bcast(gas_nameslw(ichar), &
414 len(gas_nameslw(ichar)), mpi_character, mpiroot, mpicomm, mpierr)
416 do ichar=1,nminorabsorberslw
417 call mpi_bcast(gas_minorlw(ichar), &
418 len(gas_minorlw(ichar)), mpi_character, mpiroot, mpicomm, mpierr)
419 call mpi_bcast(identifier_minorlw(ichar), &
420 len(identifier_minorlw(ichar)), mpi_character, mpiroot, mpicomm, mpierr)
422 do ichar=1,nminor_absorber_intervals_lowerlw
423 call mpi_bcast(minor_gases_lowerlw(ichar), &
424 len(minor_gases_lowerlw(ichar)), mpi_character, mpiroot, mpicomm, mpierr)
425 call mpi_bcast(scaling_gas_lowerlw(ichar), &
426 len(scaling_gas_lowerlw(ichar)), mpi_character, mpiroot, mpicomm, mpierr)
428 do ichar=1,nminor_absorber_intervals_upperlw
429 call mpi_bcast(minor_gases_upperlw(ichar), &
430 len(minor_gases_upperlw(ichar)), mpi_character, mpiroot, mpicomm, mpierr)
431 call mpi_bcast(scaling_gas_upperlw(ichar), &
432 len(scaling_gas_upperlw(ichar)), mpi_character, mpiroot, mpicomm, mpierr)
436 call mpi_bcast(minor_scales_with_density_lowerlw, &
437 size(minor_scales_with_density_lowerlw), mpi_logical, mpiroot, mpicomm, mpierr)
438 call mpi_bcast(minor_scales_with_density_upperlw, &
439 size(minor_scales_with_density_upperlw), mpi_logical, mpiroot, mpicomm, mpierr)
440 call mpi_bcast(scale_by_complement_lowerlw, &
441 size(scale_by_complement_lowerlw), mpi_logical, mpiroot, mpicomm, mpierr)
442 call mpi_bcast(scale_by_complement_upperlw, &
443 size(scale_by_complement_upperlw), mpi_logical, mpiroot, mpicomm, mpierr)
445 call mpi_barrier(mpicomm, mpierr)
452 call check_error_msg(
'rrtmgp_lw_gas_optics_init_gas_concs',gas_concs%init(active_gases_array))
453 call check_error_msg(
'rrtmgp_lw_gas_optics_init_load',lw_gas_props%load(gas_concs, &
454 gas_nameslw, key_specieslw, band2gptlw, band_limslw, press_reflw, press_ref_troplw,&
455 temp_reflw, temp_ref_plw, temp_ref_tlw, vmr_reflw, kmajorlw, kminor_lowerlw, &
456 kminor_upperlw, gas_minorlw, identifier_minorlw, minor_gases_lowerlw, &
457 minor_gases_upperlw, minor_limits_gpt_lowerlw, minor_limits_gpt_upperlw, &
458 minor_scales_with_density_lowerlw, minor_scales_with_density_upperlw, &
459 scaling_gas_lowerlw, scaling_gas_upperlw, scale_by_complement_lowerlw, &
460 scale_by_complement_upperlw, kminor_start_lowerlw, kminor_start_upperlw, totplnklw,&
461 planck_fraclw, rayl_lowerlw, rayl_upperlw, optimal_angle_fitlw))