Purves, Murray committed Oct 25, 2018 1 2 3 4 5 ``````/* * Example utility to convert a vertical profile of meteorological * data to the ARL format */ `````` Purves, Murray committed Oct 31, 2018 6 ``````#include `````` Purves, Murray committed Oct 30, 2018 7 ``````#include `````` Purves, Murray committed Oct 25, 2018 8 9 10 11 ``````#include #include #include `````` Purves, Murray committed Oct 25, 2018 12 13 ``````#include "radixcommand/commandline.hh" #include "radixcore/stringfunctions.hh" `````` Purves, Murray committed Oct 31, 2018 14 ``````#include "radixmath/constants.hh" `````` Purves, Murray committed Oct 26, 2018 15 ``````#include "radixmath/util.hh" `````` Purves, Murray committed Oct 25, 2018 16 `````` `````` Purves, Murray committed Oct 25, 2018 17 ``````#include "radixio/arldatastream.hh" `````` Purves, Murray committed Oct 25, 2018 18 19 20 ``````#include "radixio/csvfile.hh" using namespace radix; `````` Purves, Murray committed Oct 25, 2018 21 `````` `````` Purves, Murray committed Oct 30, 2018 22 23 24 25 26 27 28 29 30 ``````void addHour(struct tm *time, int hours) { int seconds = hours * 60 * 60; time_t date_seconds = mktime(time) + seconds; *time = *localtime(&date_seconds); } `````` Purves, Murray committed Oct 26, 2018 31 32 33 34 35 36 37 38 39 40 ``````/** * @brief interpolateValues Interpolate/extrapolate missing values from a data * vector Basic capability for now - linear interpolation, extrapolation assumes * constant from ends. * @param pressureValues Pressure vector for meteorology - requires all values * to be present. Used for determining 'interpolation bounds' (there's * definitely a better phrase for this) * @param valuesToInterpolate */ bool interpolateValues(const std::vector &pressureValues, `````` Purves, Murray committed Oct 31, 2018 41 42 `````` std::vector &valuesToInterpolate, bool circular = false) `````` Purves, Murray committed Oct 26, 2018 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 ``````{ float missingValue = -9999.f; // Ensure pressure and other vector are same length for interpolation if (pressureValues.size() != valuesToInterpolate.size()) { std::cout << "Error! Pressure vector is not same size (" << pressureValues.size() << ") as vector to interpolate (" << valuesToInterpolate.size() << ") - can't use to interpolate" << std::endl; return false; } // Ensure we have no missing values in the pressure dataset for (float pressure : pressureValues) { if (pressure == -9999.f) { std::cout << "Error! Pressure vector contains " << missingValue << " values - can't use to interpolate" << std::endl; return false; } } // Write out initial values std::cout << "Interpolating " << valuesToInterpolate.size() << " values; initial:" << std::endl << " "; for (float f : valuesToInterpolate) { std::cout << f << " "; } std::cout << std::endl; // Loop through vector first to find first/last non-missing indices size_t firstIndex = valuesToInterpolate.size(), lastIndex = 0; bool foundFirst = false; for (size_t i = 0; i < valuesToInterpolate.size(); ++i) { if (valuesToInterpolate[i] != missingValue) { if (!foundFirst) { firstIndex = i; foundFirst = true; } lastIndex = i; } } // Fill in values before first and after last indices std::cout << " Found first (" << firstIndex << ") and last (" << lastIndex << ") non-missing indices; filling in values before & after..." << std::endl; for (size_t i = 0; i < firstIndex; ++i) { valuesToInterpolate[i] = valuesToInterpolate[firstIndex]; } for (size_t i = lastIndex + 1; i < valuesToInterpolate.size(); ++i) { valuesToInterpolate[i] = valuesToInterpolate[lastIndex]; } // Fill in missing values in central parts of vector std::cout << " Filling in missing data in central part of vector..." << std::endl; for (size_t i = firstIndex + 1; i < lastIndex; ++i) { // Search for a missing value size_t lastGood = i - 1; if (valuesToInterpolate[i] == missingValue) { // Get the next good value while (valuesToInterpolate[i] == missingValue) { i++; } size_t nextGood = i; // Interpolate between the two good values for (size_t j = lastGood + 1; j < nextGood; ++j) { `````` Purves, Murray committed Oct 31, 2018 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 `````` float lastGoodValue = valuesToInterpolate[lastGood], nextGoodValue = valuesToInterpolate[nextGood]; if (circular && fabs(lastGoodValue - nextGoodValue) > 180.0) { std::cout << " Circular interpolation with distance > 180 " "degrees: performing correction" << std::endl; if (lastGoodValue < nextGoodValue) { lastGoodValue += 360.0; } else { nextGoodValue += 360.0; } } `````` Purves, Murray committed Oct 26, 2018 141 `````` valuesToInterpolate[j] = `````` Purves, Murray committed Oct 31, 2018 142 143 `````` lastGoodValue + ((nextGoodValue - lastGoodValue) * `````` Purves, Murray committed Oct 26, 2018 144 145 `````` ((pressureValues[j] - pressureValues[lastGood]) / (pressureValues[nextGood] - pressureValues[lastGood]))); `````` Purves, Murray committed Oct 31, 2018 146 147 148 149 150 `````` if (circular) { valuesToInterpolate[j] = fmod(valuesToInterpolate[j], 360.0); } `````` Purves, Murray committed Oct 26, 2018 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 `````` } } } // Write out final values std::cout << "Interpolation complete; final:" << std::endl << " "; for (float f : valuesToInterpolate) { std::cout << f << " "; } std::cout << std::endl; return true; } `````` Purves, Murray committed Oct 25, 2018 166 167 ``````int main(int argc, char **argv) { `````` Purves, Murray committed Oct 25, 2018 168 169 170 171 172 173 174 175 176 177 178 `````` std::cout << "************************" << std::endl; std::cout << "***** radixsnd2arl *****" << std::endl; std::cout << "************************" << std::endl; // Set up command line options CommandLine commandLine(argc, argv); commandLine.addOption("i", "Input csv file containing met data", true); commandLine.addOption("clat", "Centre latitude of output ARL file (degrees)", true); commandLine.addOption("clon", "Centre longitude of output ARL file (degrees)", true); `````` Purves, Murray committed Oct 30, 2018 179 180 `````` commandLine.addOption("e", "Extent of output ARL file (km) [500]", false); commandLine.addOption("r", "Resolution of output ARL file (km) [10]", false); `````` Purves, Murray committed Oct 30, 2018 181 182 `````` commandLine.addOption("t", "Time of data start (YYYYMMDDHH) [1951111917]", false); `````` Purves, Murray committed Oct 30, 2018 183 184 `````` commandLine.addOption("n", "Number of one hour timesteps to output [1]", false); `````` 185 186 `````` commandLine.addOption("g", "Add ground level elevation to height values", false); `````` Purves, Murray committed Oct 25, 2018 187 188 189 190 191 `````` commandLine.addOption("o", "Output ARL file", false); // Ensure required options present std::vector commandErrors; if (!commandLine.validate(commandErrors)) `````` Purves, Murray committed Oct 25, 2018 192 `````` { `````` Purves, Murray committed Oct 25, 2018 193 194 195 196 197 198 199 200 `````` std::cout << "Error in arguments..." << std::endl; for (std::string error : commandErrors) { std::cout << "\t" << error << std::endl; } std::cout << std::endl; commandLine.printParsedLine(std::cout); `````` Purves, Murray committed Oct 25, 2018 201 202 `````` return -1; } `````` Purves, Murray committed Oct 25, 2018 203 204 205 206 207 `````` // Get command line options std::string inputCsvPath = commandLine.get("i"); std::string outputArlPath = commandLine.get("o", inputCsvPath + ".bin"); `````` Purves, Murray committed Oct 30, 2018 208 209 `````` float extent = commandLine.get("e", 500.0); float resolution = commandLine.get("r", 10.0); `````` Purves, Murray committed Oct 25, 2018 210 211 212 `````` float centreLat = commandLine.get("clat"); float centreLon = commandLine.get("clon"); int numberTimesteps = commandLine.get("n", 1); `````` 213 `````` float groundElevation = commandLine.get("g", 0.f); `````` Purves, Murray committed Oct 30, 2018 214 `````` std::string startTime = commandLine.get("t", "1951111917"); `````` Purves, Murray committed Oct 25, 2018 215 216 217 218 219 220 221 222 223 224 225 226 `````` // Get the grid size int numberGridCells = (int)(extent / resolution); if (!numberGridCells % 2 == 1) { numberGridCells++; } // Parse the start time int year = from_string(startTime.substr(0, 4), 1951); int month = from_string(startTime.substr(4, 2), 11); int day = from_string(startTime.substr(6, 2), 19); int hour = from_string(startTime.substr(8, 2), 17); `````` Purves, Murray committed Oct 30, 2018 227 228 229 230 231 232 `````` struct tm metTime = {0, 0, 0}; metTime.tm_year = year - 1900; metTime.tm_mon = month - 1; metTime.tm_mday = day; metTime.tm_hour = hour; `````` Purves, Murray committed Oct 25, 2018 233 `````` std::cout << "Creating ARL-formatted met file with parameters:" << std::endl; `````` Purves, Murray committed Oct 30, 2018 234 `````` std::cout << " " << extent << " by " << extent << " km grid centred on (" `````` Purves, Murray committed Oct 25, 2018 235 236 237 238 `````` << centreLat << "," << centreLon << ") with resolution " << resolution << " (" << numberGridCells << " cells in each direction)" << std::endl; std::cout << " " << numberTimesteps `````` Purves, Murray committed Oct 30, 2018 239 `````` << " timesteps (of 1 hour each) starting from " << metTime.tm_year `````` Purves, Murray committed Oct 30, 2018 240 `````` << "-" << metTime.tm_mon + 1 << "-" << metTime.tm_mday << " at " `````` Purves, Murray committed Oct 30, 2018 241 `````` << metTime.tm_hour << "00" << std::endl `````` Purves, Murray committed Oct 25, 2018 242 243 244 245 246 247 `````` << std::endl; // If we have correct options, parse input file std::cout << "Reading input csv file: " << inputCsvPath << std::endl; // Header strings to denote fields `````` Purves, Murray committed Oct 26, 2018 248 `````` std::string pressureString = "pres", tempString = "temp", relHumString = "rh", `````` 249 250 `````` dewPtString = "tdew", wDirString = "wdir", wSpdString = "wspd", heightString = "zhgt"; `````` 251 252 253 `````` int pressureIndex = -1, tempIndex = -1, relHumIndex = -1, dewPtIndex = -1, wDirIndex = -1, wSpdIndex = -1, heightIndex = -1; bool usingRelHum = false, usingDewPt = false; `````` Purves, Murray committed Oct 25, 2018 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 `````` // Open and read the csv CSVFile inputCsv(inputCsvPath); std::vector> inputData; bool inputReadSuccess = inputCsv.data(inputData); if (!inputReadSuccess) { std::cout << "Failed to read input csv!" << std::endl; std::cout << "Please ensure the file exists and has the appropriate permissions." << std::endl; return -2; } // Ensure there is data in here if (inputData.size() < 5) { std::cout << "Not enough data in input csv!" << std::endl; std::cout << "There are only " << inputData.size() << " lines in this file - at least 5 are required (4 headers + data)" << std::endl; return -3; } // Work out which fields are which data points - should be 2nd line (1) std::cout << "Finding data fields..." << std::endl; for (int entry = 0; entry < inputData[1].size(); ++entry) { if (inputData[1][entry] == pressureString) { std::cout << " Found pressure at index " << entry << std::endl; pressureIndex = entry; } else if (inputData[1][entry] == tempString) { std::cout << " Found temperature at index " << entry << std::endl; tempIndex = entry; } else if (inputData[1][entry] == relHumString) { std::cout << " Found relative humidity at index " << entry << std::endl; relHumIndex = entry; `````` 296 297 298 299 300 301 302 `````` usingRelHum = true; } else if (inputData[1][entry] == dewPtString) { std::cout << " Found dew point at index " << entry << std::endl; dewPtIndex = entry; usingDewPt = true; `````` Purves, Murray committed Oct 25, 2018 303 304 305 306 307 308 309 310 311 312 313 `````` } else if (inputData[1][entry] == wDirString) { std::cout << " Found wind direction at index " << entry << std::endl; wDirIndex = entry; } else if (inputData[1][entry] == wSpdString) { std::cout << " Found wind speed at index " << entry << std::endl; wSpdIndex = entry; } `````` 314 315 316 317 318 `````` else if (inputData[1][entry] == heightString) { std::cout << " Found height at index " << entry << std::endl; heightIndex = entry; } `````` Purves, Murray committed Oct 25, 2018 319 320 `````` } // If we are missing one, we can't continue `````` 321 322 323 `````` if ((pressureIndex == -1) || (tempIndex == -1) || (relHumIndex == -1 && dewPtIndex == -1) || (wDirIndex == -1) || (wSpdIndex == -1)) `````` Purves, Murray committed Oct 25, 2018 324 `````` { `````` Purves, Murray committed Oct 26, 2018 325 `````` std::cout << "Missing data fields in input!" << std::endl; `````` Purves, Murray committed Oct 25, 2018 326 327 328 329 330 331 332 333 334 335 `````` if (pressureIndex == -1) { std::cout << " Missing pressure field (denoted by " << pressureString << ")"; } if (tempIndex == -1) { std::cout << " Missing temperature field (denoted by " << tempString << ")"; } `````` 336 `````` if (relHumIndex == -1 && dewPtIndex == -1) `````` Purves, Murray committed Oct 25, 2018 337 `````` { `````` 338 339 340 `````` std::cout << " Missing both relative humidity field (denoted by " << relHumString << ") and dew point field (denoted by " << dewPtString << ") - need at least one of these"; `````` Purves, Murray committed Oct 25, 2018 341 342 343 344 345 346 347 348 349 350 351 `````` } if (wDirIndex == -1) { std::cout << " Missing wind direction field (denoted by " << wDirString << ")"; } if (wSpdIndex == -1) { std::cout << " Missing wind speed field (denoted by " << wSpdString << ")"; } `````` 352 353 354 355 `````` if (heightIndex == -1) { std::cout << " Missing height field (denoted by " << heightString << ")"; } `````` Purves, Murray committed Oct 25, 2018 356 357 358 359 `````` std::cout << "Please ensure these fields are present and rerun."; return -4; } `````` Purves, Murray committed Nov 20, 2018 360 361 `````` // Ensure we aren't using both relative humidity and dew point (duplicate // data) Prefer use of relative humidity `````` Purves, Murray committed Nov 19, 2018 362 363 364 365 366 `````` if (usingRelHum) { usingDewPt = false; } `````` Purves, Murray committed Oct 25, 2018 367 `````` // Read the data `````` 368 369 `````` std::vector inputPressures, inputTemps, inputRelHums, inputDewPts, inputWDirs, inputWSpds, inputHeights; `````` Purves, Murray committed Oct 25, 2018 370 371 372 373 374 375 376 377 378 379 380 `````` std::cout << "Data fields found - reading data..." << std::endl; float missingValue = -9999.f; for (int row = 4; row < inputData.size(); ++row) { if (inputData[row].size() < inputData[1].size()) { std::cout << " Warning: this row (" << row + 1 << ") has less entries than the field names row" << std::endl; ; } `````` Purves, Murray committed Oct 26, 2018 381 `````` bool foundPressure = false, foundTemp = false, foundRelHum = false, `````` 382 383 `````` foundDewPt = false, foundWDir = false, foundWSpd = false, foundHeight = false; `````` Purves, Murray committed Oct 25, 2018 384 385 386 387 388 389 390 391 392 393 394 395 396 397 `````` for (int entry = 0; entry < inputData[row].size(); ++entry) { float thisValue = from_string(inputData[row][entry], missingValue); if (entry == pressureIndex) { foundPressure = true; inputPressures.push_back(thisValue); } else if (entry == tempIndex) { foundTemp = true; inputTemps.push_back(thisValue); } `````` 398 `````` else if (usingRelHum && entry == relHumIndex) `````` Purves, Murray committed Oct 25, 2018 399 400 401 402 `````` { foundRelHum = true; inputRelHums.push_back(thisValue); } `````` 403 404 405 406 407 `````` else if (usingDewPt && entry == dewPtIndex) { foundDewPt = true; inputDewPts.push_back(thisValue); } `````` Purves, Murray committed Oct 25, 2018 408 409 410 411 412 413 414 415 416 417 `````` else if (entry == wSpdIndex) { foundWSpd = true; inputWSpds.push_back(thisValue); } else if (entry == wDirIndex) { foundWDir = true; inputWDirs.push_back(thisValue); } `````` 418 419 420 421 422 `````` else if (entry == heightIndex) { foundHeight = true; inputHeights.push_back(thisValue); } `````` Purves, Murray committed Oct 25, 2018 423 424 425 426 427 428 429 430 431 432 433 434 435 436 `````` } // Add missing data if any of the above weren't found if (!foundPressure) { std::cout << " Warning: couldn't find pressure in row " << row << std::endl; inputPressures.push_back(missingValue); } if (!foundTemp) { std::cout << " Warning: couldn't find temperature in row " << row << std::endl; inputTemps.push_back(missingValue); } `````` 437 `````` if (usingRelHum && !foundRelHum) `````` Purves, Murray committed Oct 25, 2018 438 439 440 441 442 `````` { std::cout << " Warning: couldn't find relative humidity in row " << row << std::endl; inputRelHums.push_back(missingValue); } `````` 443 444 445 446 447 448 `````` if (usingDewPt && !foundDewPt) { std::cout << " Warning: couldn't find dew point in row " << row << std::endl; inputDewPts.push_back(missingValue); } `````` Purves, Murray committed Oct 25, 2018 449 450 451 452 453 454 455 456 457 458 459 460 `````` if (!foundWSpd) { std::cout << " Warning: couldn't find wind speed in row " << row << std::endl; inputWSpds.push_back(missingValue); } if (!foundWDir) { std::cout << " Warning: couldn't find wind direction in row " << row << std::endl; inputWDirs.push_back(missingValue); } `````` 461 462 463 464 465 466 `````` if (!foundHeight) { std::cout << " Warning: couldn't find height in row " << row << std::endl; inputHeights.push_back(missingValue); } `````` Purves, Murray committed Oct 25, 2018 467 468 469 470 `````` } std::cout << "Data read complete: " << inputPressures.size() << " entries read." << std::endl; `````` Purves, Murray committed Nov 20, 2018 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 `````` // Check if the grid is of appropriate size - with too small grid/too many // vertical levels, the index header can become oversized leading to errors int indexBase = 108, levelBase = 48; int indexSize = indexBase + (inputPressures.size() * levelBase); int recordSize = numberGridCells * numberGridCells; if (indexSize > recordSize) { // The index header will be too big - instruct user to either reduce number // of vertical levels or increase number of grid cells std::cout << "Error: index header will be too large!" << std::endl << " The size of the index header in the ARL-formatted output (" << indexBase << " + number of vertical levels * " << levelBase << " = " << indexSize << ") will be larger than the size of each record (number of " "grid cells ^ 2 = " << recordSize << ")." << std::endl; std::cout << " Please either increase the number of horizontal grid cells " "(increase extent/resolution) or reduce the number of input " "vertical levels." << std::endl; throw std::exception(); } `````` Purves, Murray committed Oct 26, 2018 494 495 496 497 `````` // Interpolate the data to remove missing values std::cout << "Interpolating values to remove missing data..." << std::endl; std::cout << "Temperature:" << std::endl; interpolateValues(inputPressures, inputTemps); `````` 498 499 500 501 502 503 504 505 506 507 `````` if (usingRelHum) { std::cout << "Relative humidity:" << std::endl; interpolateValues(inputPressures, inputRelHums); } if (usingDewPt) { std::cout << "Dew point:" << std::endl; interpolateValues(inputPressures, inputDewPts); } `````` Purves, Murray committed Oct 26, 2018 508 509 510 `````` std::cout << "Wind speed:" << std::endl; interpolateValues(inputPressures, inputWSpds); std::cout << "Wind direction:" << std::endl; `````` Purves, Murray committed Oct 31, 2018 511 `````` interpolateValues(inputPressures, inputWDirs, true); `````` 512 513 `````` std::cout << "Height:" << std::endl; interpolateValues(inputPressures, inputHeights); `````` Purves, Murray committed Oct 26, 2018 514 515 `````` std::cout << "Interpolation complete." << std::endl; `````` Purves, Murray committed Oct 25, 2018 516 517 518 519 520 521 522 523 524 `````` // Convert the data into ARL format std::cout << "Converting data to ARL format..." << std::endl; ARLDataStream outputStream(outputArlPath, std::ios::out); for (int timestep = 0; timestep < numberTimesteps; ++timestep) { // Write index header section std::cout << " Writing index headers for timestep " << timestep << "..." << std::endl; ARLRecordHeader thisRecordHeader; `````` Purves, Murray committed Oct 30, 2018 525 526 527 528 `````` thisRecordHeader.year = metTime.tm_year; thisRecordHeader.month = metTime.tm_mon + 1; thisRecordHeader.day = metTime.tm_mday; thisRecordHeader.hour = metTime.tm_hour; `````` Purves, Murray committed Oct 25, 2018 529 530 531 532 533 534 535 536 `````` thisRecordHeader.ic = 0; thisRecordHeader.il = 0; thisRecordHeader.cgrid = "99"; thisRecordHeader.kvar = "INDX"; thisRecordHeader.nexp = 0; thisRecordHeader.prec = 0.f; thisRecordHeader.var1 = 0.f; ARLIndexHeader thisIndexHeader; `````` LEFEBVREJP email committed Nov 01, 2018 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 `````` thisIndexHeader.model_id = "NFDB"; thisIndexHeader.icx = 0; thisIndexHeader.mn = 0; thisIndexHeader.pole_lat = centreLat; thisIndexHeader.pole_lon = centreLon; thisIndexHeader.ref_lat = centreLat; thisIndexHeader.ref_lon = centreLon; thisIndexHeader.size = resolution; thisIndexHeader.orient = 0.f; thisIndexHeader.tang_lat = centreLat; thisIndexHeader.sync_xp = (numberGridCells + 1) / 2; thisIndexHeader.sync_yp = (numberGridCells + 1) / 2; thisIndexHeader.sync_lat = centreLat; thisIndexHeader.sync_lon = centreLon; thisIndexHeader.dummy = 0.f; thisIndexHeader.nx = numberGridCells; thisIndexHeader.ny = numberGridCells; thisIndexHeader.nz = inputPressures.size(); thisIndexHeader.z_flag = 2; thisIndexHeader.lenh = numberGridCells * numberGridCells; thisIndexHeader.levels = inputPressures; thisIndexHeader.num_vars_at_levels = std::vector(inputPressures.size(), 5); `````` Purves, Murray committed Nov 19, 2018 560 561 562 563 `````` std::vector surfaceVarNames = {"PRSS", "TEMP", "RELH", "UWND", "VWND"}; std::vector varNames = {"HGTS", "TEMP", "RELH", "UWND", "VWND"}; `````` 564 `````` `````` LEFEBVREJP email committed Nov 01, 2018 565 `````` thisIndexHeader.var_names.push_back(surfaceVarNames); `````` Purves, Murray committed Nov 19, 2018 566 `````` `````` Purves, Murray committed Oct 29, 2018 567 568 `````` for (size_t level = 1; level < inputPressures.size(); ++level) { `````` LEFEBVREJP email committed Nov 01, 2018 569 `````` thisIndexHeader.var_names.push_back(varNames); `````` Purves, Murray committed Oct 29, 2018 570 571 572 573 `````` } std::vector checkSums = std::vector(5, 0); for (size_t level = 0; level < inputPressures.size(); ++level) { `````` LEFEBVREJP email committed Nov 01, 2018 574 `````` thisIndexHeader.check_sums.push_back(checkSums); `````` Purves, Murray committed Oct 29, 2018 575 `````` } `````` Purves, Murray committed Oct 29, 2018 576 `````` `````` Purves, Murray committed Oct 25, 2018 577 578 579 580 581 582 583 584 585 586 587 `````` // Write the headers outputStream.write_record_header(thisRecordHeader); outputStream.write_index_header(thisRecordHeader, thisIndexHeader); std::cout << " Headers written" << std::endl; // Write meteorological variables for each level for (int level = 0; level < inputPressures.size(); ++level) { std::cout << " Writing meteorological data for timestep " << timestep << ", level " << level << "..." << std::endl; `````` 588 589 590 `````` thisRecordHeader.il = level; // Write pressure/height variables `````` Purves, Murray committed Oct 25, 2018 591 `````` { `````` Purves, Murray committed Oct 29, 2018 592 593 594 `````` if (level == 0) { thisRecordHeader.kvar = "PRSS"; `````` 595 596 597 `````` // Add ground elevation to height (default is 0) float thisHeight = inputHeights[level] + groundElevation; thisRecordHeader.var1 = thisHeight; `````` 598 `````` std::vector> thisData( `````` 599 `````` numberGridCells, std::vector(numberGridCells, thisHeight)); `````` 600 601 602 603 604 `````` std::cout << " pressure..."; outputStream.write_record_header(thisRecordHeader); outputStream.write_record(thisRecordHeader, thisIndexHeader, thisData); std::cout << "written" << std::endl; `````` Purves, Murray committed Oct 29, 2018 605 606 607 `````` } else { `````` 608 609 610 611 612 613 614 615 616 617 `````` thisRecordHeader.kvar = "HGTS"; thisRecordHeader.var1 = inputHeights[level]; std::vector> thisData( numberGridCells, std::vector(numberGridCells, inputHeights[level])); std::cout << " height..."; outputStream.write_record_header(thisRecordHeader); outputStream.write_record(thisRecordHeader, thisIndexHeader, thisData); std::cout << "written" << std::endl; `````` Purves, Murray committed Oct 29, 2018 618 `````` } `````` Purves, Murray committed Oct 25, 2018 619 620 621 `````` } // Write temperature levels `````` Purves, Murray committed Oct 31, 2018 622 623 `````` // First convert temperature from Celsius to Kelvin inputTemps[level] = inputTemps[level] - ABS_ZERO_CELSIUS; `````` Purves, Murray committed Oct 25, 2018 624 625 626 627 628 629 630 631 632 633 634 635 `````` { thisRecordHeader.kvar = "TEMP"; thisRecordHeader.var1 = inputTemps[level]; std::vector> thisData( numberGridCells, std::vector(numberGridCells, inputTemps[level])); std::cout << " temperature..."; outputStream.write_record_header(thisRecordHeader); outputStream.write_record(thisRecordHeader, thisIndexHeader, thisData); std::cout << "written" << std::endl; } `````` Purves, Murray committed Nov 19, 2018 636 `````` // Write relative humidity levels `````` Purves, Murray committed Oct 25, 2018 637 `````` { `````` Purves, Murray committed Nov 19, 2018 638 639 640 641 642 `````` double thisVar = 0.0; if (usingRelHum) { thisVar = inputRelHums[level]; } `````` Purves, Murray committed Nov 20, 2018 643 644 `````` else if (usingDewPt) { `````` Purves, Murray committed Nov 19, 2018 645 646 `````` thisVar = dewPointToRelativeHumidity(inputDewPts[level], inputTemps[level]); `````` Purves, Murray committed Nov 20, 2018 647 `````` } `````` 648 `````` `````` Purves, Murray committed Nov 19, 2018 649 650 `````` thisRecordHeader.kvar = "RELH"; thisRecordHeader.var1 = thisVar; `````` 651 `````` std::vector> thisData( `````` Purves, Murray committed Nov 19, 2018 652 `````` numberGridCells, std::vector(numberGridCells, thisVar)); `````` 653 654 655 `````` std::cout << " relative humidity..."; outputStream.write_record_header(thisRecordHeader); outputStream.write_record(thisRecordHeader, thisIndexHeader, thisData); `````` Purves, Murray committed Oct 25, 2018 656 657 658 659 660 661 `````` std::cout << "written" << std::endl; } // Write wind data // Need to calculate wind u and v components from direction/speed float thisWindU = `````` Purves, Murray committed Oct 29, 2018 662 663 `````` (inputWSpds[level] * 0.5144444444) * sin(toRadians(fmod((inputWDirs[level] + 180.0), 360.0))); `````` Purves, Murray committed Oct 25, 2018 664 `````` float thisWindV = `````` Purves, Murray committed Oct 29, 2018 665 666 `````` (inputWSpds[level] * 0.5144444444) * cos(toRadians(fmod((inputWDirs[level] + 180.0), 360.0))); `````` Purves, Murray committed Oct 26, 2018 667 `````` std::cout << " Initial wspd = " << inputWSpds[level] `````` Purves, Murray committed Oct 26, 2018 668 669 `````` << " knots, wdir: " << inputWDirs[level] << " degrees" << std::endl; `````` Purves, Murray committed Oct 26, 2018 670 `````` std::cout << " Converted wind components: u = " << thisWindU `````` Purves, Murray committed Oct 26, 2018 671 `````` << " m/s, v = " << thisWindV << "m/s" << std::endl; `````` Purves, Murray committed Oct 25, 2018 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 `````` { thisRecordHeader.kvar = "UWND"; thisRecordHeader.var1 = thisWindU; std::vector> thisData( numberGridCells, std::vector(numberGridCells, thisWindU)); std::cout << " wind (u component)..."; outputStream.write_record_header(thisRecordHeader); outputStream.write_record(thisRecordHeader, thisIndexHeader, thisData); std::cout << "written" << std::endl; } { thisRecordHeader.kvar = "VWND"; thisRecordHeader.var1 = thisWindV; std::vector> thisData( numberGridCells, std::vector(numberGridCells, thisWindV)); std::cout << " wind (v component)..."; outputStream.write_record_header(thisRecordHeader); outputStream.write_record(thisRecordHeader, thisIndexHeader, thisData); std::cout << "written" << std::endl; } } std::cout << " Written timestep " << timestep << std::endl; `````` Purves, Murray committed Oct 30, 2018 694 695 `````` // Add an hour to time for next timestep `````` Purves, Murray committed Oct 30, 2018 696 697 698 ``````#ifdef _WIN32 metTime.tm_year = metTime.tm_year + 400; #endif // _WIN32 `````` Purves, Murray committed Oct 30, 2018 699 `````` addHour(&metTime, 1); `````` Purves, Murray committed Oct 30, 2018 700 701 702 ``````#ifdef _WIN32 metTime.tm_year = metTime.tm_year - 400; #endif `````` Purves, Murray committed Oct 25, 2018 703 704 705 706 `````` } std::cout << "File write complete!" << std::endl; `````` Purves, Murray committed Oct 25, 2018 707 708 `````` return 0; }``````