void PolygonManager::init()
{
string fileName;
ConfigTools::read("parcel_polygon_file", fileName);
NOTICE("PolygonManager::init", "Reading polygons from \""+fileName+"\" ...");
NcFile file(fileName.c_str(), NcFile::ReadOnly);
if (!file.is_valid()) {
REPORT_ERROR(string("Failed to open file "+fileName+"."))
}
NcError ncError(NcError::silent_nonfatal);
if (TimeManager::onLine()) {
NcAtt *timeAtt = file.get_att("time");
NcAtt *timeStepAtt = file.get_att("time_step");
NcAtt *stepsAtt = file.get_att("steps");
if (timeAtt != NULL && timeStepAtt != NULL && stepsAtt != NULL) {
TimeManager::reset();
double dt = timeStepAtt->as_double(0);
double second = timeAtt->as_double(0);
double steps = stepsAtt->as_int(0);
TimeManager::setClock(dt, second, steps);
}
}
NcDim *numVertexDim = file.get_dim("num_total_vertex");
if (numVertexDim == NULL) {
Message message;
message << "Failed to find \"num_total_vertex\" dimension in file \"";
message << fileName << "\"!";
REPORT_ERROR(message.str());
}
NcDim *numEdgeDim = file.get_dim("num_total_edge");
if (numEdgeDim == NULL) {
Message message;
message << "Failed to find \"num_total_edge\" dimension in file \"";
message << fileName << "\"!";
REPORT_ERROR(message.str());
}
NcDim *numPolygonDim = file.get_dim("num_total_polygon");
if (numPolygonDim == NULL) {
Message message;
message << "Failed to find \"num_total_polygon\" dimension in file \"";
message << fileName << "\"!";
REPORT_ERROR(message.str());
}
int numVertex = static_cast<int>(numVertexDim->size());
int numEdge = static_cast<int>(numEdgeDim->size());
int numPolygon = static_cast<int>(numPolygonDim->size());
// -------------------------------------------------------------------------
// vertices part
vertices.create(numVertex);
double *oldVtxLon = new double[numVertex];
double *oldVtxLat = new double[numVertex];
double *oldVtxLev = new double[numVertex];
double *newVtxLon = new double[numVertex];
double *newVtxLat = new double[numVertex];
double *newVtxLev = new double[numVertex];
file.get_var("old_vertex_lon")->get(oldVtxLon, numVertex);
file.get_var("old_vertex_lat")->get(oldVtxLat, numVertex);
file.get_var("new_vertex_lon")->get(newVtxLon, numVertex);
file.get_var("new_vertex_lat")->get(newVtxLat, numVertex);
if (file.get_var("old_vertex_lev") != NULL) {
file.get_var("old_vertex_lev")->get(oldVtxLev, numVertex);
file.get_var("new_vertex_lev")->get(newVtxLev, numVertex);
} else {
for (int i = 0; i < vertices.size(); ++i) {
oldVtxLev[i] = 0.0;
newVtxLev[i] = 0.0;
}
}
// change the units from degree to rad
for (int i = 0; i < numVertex; ++i) {
oldVtxLon[i] /= Rad2Deg;
oldVtxLat[i] /= Rad2Deg;
newVtxLon[i] /= Rad2Deg;
newVtxLat[i] /= Rad2Deg;
}
Vertex *vertexMap[vertices.size()];
Vertex *vertex = vertices.front();
for (int i = 0; i < vertices.size(); ++i) {
vertexMap[i] = vertex;
vertex->setCoordinate(newVtxLon[i], newVtxLat[i], newVtxLev[i], NewTimeLevel);
vertex->setCoordinate(oldVtxLon[i], oldVtxLat[i], oldVtxLev[i], OldTimeLevel);
vertex = vertex->next;
}
delete [] newVtxLon;
delete [] newVtxLat;
delete [] newVtxLev;
delete [] oldVtxLon;
delete [] oldVtxLat;
delete [] oldVtxLev;
// -------------------------------------------------------------------------
// edges part
edges.create(numEdge);
int *firstPoint = new int[numEdge];
int *secondPoint = new int[numEdge];
file.get_var("first_point_idx")->get(firstPoint, numEdge);
file.get_var("second_point_idx")->get(secondPoint, numEdge);
Edge *edgeMap[edges.size()];
Edge *edge = edges.front();
for (int i = 0; i < edges.size(); ++i) {
edgeMap[i] = edge;
edge->linkEndPoint(FirstPoint, vertexMap[firstPoint[i]-1]);
edge->linkEndPoint(SecondPoint, vertexMap[secondPoint[i]-1]);
edge->calcNormVector();
edge = edge->next;
}
delete [] firstPoint;
delete [] secondPoint;
// test point
double *oldTestLon = new double[numEdge];
double *oldTestLat = new double[numEdge];
double *newTestLon = new double[numEdge];
double *newTestLat = new double[numEdge];
file.get_var("old_testpoint_lon")->get(oldTestLon, numEdge);
file.get_var("old_testpoint_lat")->get(oldTestLat, numEdge);
file.get_var("new_testpoint_lon")->get(newTestLon, numEdge);
file.get_var("new_testpoint_lat")->get(newTestLat, numEdge);
for (int i = 0; i < numEdge; ++i) {
oldTestLon[i] /= Rad2Deg;
oldTestLat[i] /= Rad2Deg;
newTestLon[i] /= Rad2Deg;
newTestLat[i] /= Rad2Deg;
}
edge = edges.front();
for (int i = 0; i < numEdge; ++i) {
Vertex *testPoint = edge->getTestPoint();
testPoint->setCoordinate(oldTestLon[i], oldTestLat[i], OldTimeLevel);
testPoint->setCoordinate(newTestLon[i], newTestLat[i], NewTimeLevel);
edge = edge->next;
}
delete [] oldTestLon;
delete [] oldTestLat;
delete [] newTestLon;
delete [] newTestLat;
// -------------------------------------------------------------------------
// polygons part
polygons.create(numPolygon);
int edgeNum[numPolygon];
file.get_var("edge_num")->get(edgeNum, numPolygon);
int numEdgeIdx = static_cast<int>(file.get_dim("num_edge_idx")->size());
int *edgeIdx = new int[numEdgeIdx];
int *edgeOnt = new int[numEdgeIdx];
file.get_var("edge_idx")->get(edgeIdx, numEdgeIdx);
file.get_var("edge_ont")->get(edgeOnt, numEdgeIdx);
Polygon *polygon = polygons.front();
int counter = 0;
for (int i = 0; i < polygons.size(); ++i) {
for (int j = 0; j < edgeNum[i]; ++j) {
OrientStatus orient;
if (edgeOnt[counter] == 0) {
orient = OrientLeft;
} else if (edgeOnt[counter] == 1) {
orient = OrientRight;
} else {
string message = "Invalid edge_ont in file "+fileName+".";
REPORT_ERROR(message.c_str());
}
edgeMap[edgeIdx[counter]-1]->linkPolygon(orient, polygon);
counter++;
}
polygon->edgePointers.ring();
// calculate the angles
EdgePointer *edgePointer = polygon->edgePointers.front();
for (int j = 0; j < polygon->edgePointers.size(); ++j) {
edgePointer->calcAngle();
edgePointer = edgePointer->next;
}
polygon->calcArea();
polygon = polygon->next;
}
delete [] edgeIdx;
delete [] edgeOnt;
// -------------------------------------------------------------------------
file.close();
}
int main(int argc, char ** argv) {
MPI_Init(&argc, &argv);
NcError error(NcError::silent_nonfatal);
try {
// Input filename
std::string strInputFile;
// Output filename
std::string strOutputFile;
// Separate topography file
std::string strTopographyFile;
// List of variables to extract
std::string strVariables;
// Extract geopotential height
bool fGeopotentialHeight;
// Pressure levels to extract
std::string strPressureLevels;
// Height levels to extract
std::string strHeightLevels;
// Extract variables at the surface
bool fExtractSurface;
// Extract total energy
bool fExtractTotalEnergy;
// Parse the command line
BeginCommandLine()
CommandLineString(strInputFile, "in", "");
CommandLineString(strOutputFile, "out", "");
CommandLineString(strVariables, "var", "");
CommandLineBool(fGeopotentialHeight, "output_z");
CommandLineBool(fExtractTotalEnergy, "output_energy");
CommandLineString(strPressureLevels, "p", "");
CommandLineString(strHeightLevels, "z", "");
CommandLineBool(fExtractSurface, "surf");
ParseCommandLine(argc, argv);
EndCommandLine(argv)
AnnounceBanner();
// Check command line arguments
if (strInputFile == "") {
_EXCEPTIONT("No input file specified");
}
if (strOutputFile == "") {
_EXCEPTIONT("No output file specified");
}
if (strVariables == "") {
_EXCEPTIONT("No variables specified");
}
// Parse variable string
std::vector< std::string > vecVariableStrings;
ParseVariableList(strVariables, vecVariableStrings);
// Check variables
if (vecVariableStrings.size() == 0) {
_EXCEPTIONT("No variables specified");
}
// Parse pressure level string
std::vector<double> vecPressureLevels;
ParseLevelArray(strPressureLevels, vecPressureLevels);
int nPressureLevels = (int)(vecPressureLevels.size());
for (int k = 0; k < nPressureLevels; k++) {
if (vecPressureLevels[k] <= 0.0) {
_EXCEPTIONT("Non-positive pressure values not allowed");
}
}
// Parse height level string
std::vector<double> vecHeightLevels;
ParseLevelArray(strHeightLevels, vecHeightLevels);
int nHeightLevels = (int)(vecHeightLevels.size());
// Check pressure levels
if ((nPressureLevels == 0) &&
(nHeightLevels == 0) &&
(!fExtractSurface)
) {
_EXCEPTIONT("No pressure / height levels to process");
}
// Open input file
AnnounceStartBlock("Loading input file");
NcFile ncdf_in(strInputFile.c_str(), NcFile::ReadOnly);
if (!ncdf_in.is_valid()) {
_EXCEPTION1("Unable to open file \"%s\" for reading",
strInputFile.c_str());
}
// Load time array
Announce("Time");
NcVar * varTime = ncdf_in.get_var("time");
if (varTime == NULL) {
_EXCEPTION1("File \"%s\" does not contain variable \"time\"",
strInputFile.c_str());
}
int nTime = varTime->get_dim(0)->size();
DataArray1D<double> dTime(nTime);
varTime->set_cur((long)0);
varTime->get(&(dTime[0]), nTime);
// Load latitude array
Announce("Latitude");
NcVar * varLat = ncdf_in.get_var("lat");
if (varLat == NULL) {
_EXCEPTION1("File \"%s\" does not contain variable \"lat\"",
strInputFile.c_str());
}
int nLat = varLat->get_dim(0)->size();
DataArray1D<double> dLat(nLat);
varLat->set_cur((long)0);
varLat->get(&(dLat[0]), nLat);
// Load longitude array
Announce("Longitude");
NcVar * varLon = ncdf_in.get_var("lon");
if (varLon == NULL) {
_EXCEPTION1("File \"%s\" does not contain variable \"lon\"",
strInputFile.c_str());
}
int nLon = varLon->get_dim(0)->size();
DataArray1D<double> dLon(nLon);
varLon->set_cur((long)0);
varLon->get(&(dLon[0]), nLon);
// Load level array
Announce("Level");
NcVar * varLev = ncdf_in.get_var("lev");
if (varLev == NULL) {
_EXCEPTION1("File \"%s\" does not contain variable \"lev\"",
strInputFile.c_str());
}
int nLev = varLev->get_dim(0)->size();
DataArray1D<double> dLev(nLev);
varLev->set_cur((long)0);
varLev->get(&(dLev[0]), nLev);
// Load level interface array
Announce("Interface");
NcVar * varILev = ncdf_in.get_var("ilev");
int nILev = 0;
DataArray1D<double> dILev;
if (varILev == NULL) {
Announce("Warning: Variable \"ilev\" not found");
} else {
nILev = varILev->get_dim(0)->size();
if (nILev != nLev + 1) {
_EXCEPTIONT("Variable \"ilev\" must have size lev+1");
}
dILev.Allocate(nILev);
varILev->set_cur((long)0);
varILev->get(&(dILev[0]), nILev);
}
// Load topography
Announce("Topography");
NcVar * varZs = ncdf_in.get_var("Zs");
if (varZs == NULL) {
_EXCEPTION1("File \"%s\" does not contain variable \"Zs\"",
strInputFile.c_str());
}
DataArray2D<double> dZs(nLat, nLon);
varZs->set_cur((long)0, (long)0);
varZs->get(&(dZs[0][0]), nLat, nLon);
AnnounceEndBlock("Done");
// Open output file
AnnounceStartBlock("Constructing output file");
NcFile ncdf_out(strOutputFile.c_str(), NcFile::Replace);
if (!ncdf_out.is_valid()) {
_EXCEPTION1("Unable to open file \"%s\" for writing",
strOutputFile.c_str());
}
CopyNcFileAttributes(&ncdf_in, &ncdf_out);
// Output time array
Announce("Time");
NcDim * dimOutTime = ncdf_out.add_dim("time");
NcVar * varOutTime = ncdf_out.add_var("time", ncDouble, dimOutTime);
varOutTime->set_cur((long)0);
varOutTime->put(&(dTime[0]), nTime);
CopyNcVarAttributes(varTime, varOutTime);
// Output pressure array
NcDim * dimOutP = NULL;
NcVar * varOutP = NULL;
if (nPressureLevels > 0) {
Announce("Pressure");
dimOutP = ncdf_out.add_dim("p", nPressureLevels);
varOutP = ncdf_out.add_var("p", ncDouble, dimOutP);
varOutP->set_cur((long)0);
varOutP->put(&(vecPressureLevels[0]), nPressureLevels);
}
// Output height array
NcDim * dimOutZ = NULL;
NcVar * varOutZ = NULL;
if (nHeightLevels > 0) {
Announce("Height");
dimOutZ = ncdf_out.add_dim("z", nHeightLevels);
varOutZ = ncdf_out.add_var("z", ncDouble, dimOutZ);
varOutZ->set_cur((long)0);
varOutZ->put(&(vecHeightLevels[0]), nHeightLevels);
}
// Output latitude and longitude array
Announce("Latitude");
NcDim * dimOutLat = ncdf_out.add_dim("lat", nLat);
NcVar * varOutLat = ncdf_out.add_var("lat", ncDouble, dimOutLat);
varOutLat->set_cur((long)0);
varOutLat->put(&(dLat[0]), nLat);
CopyNcVarAttributes(varLat, varOutLat);
Announce("Longitude");
NcDim * dimOutLon = ncdf_out.add_dim("lon", nLon);
NcVar * varOutLon = ncdf_out.add_var("lon", ncDouble, dimOutLon);
varOutLon->set_cur((long)0);
varOutLon->put(&(dLon[0]), nLon);
CopyNcVarAttributes(varLon, varOutLon);
// Output topography
Announce("Topography");
NcVar * varOutZs = ncdf_out.add_var(
"Zs", ncDouble, dimOutLat, dimOutLon);
varOutZs->set_cur((long)0, (long)0);
varOutZs->put(&(dZs[0][0]), nLat, nLon);
AnnounceEndBlock("Done");
// Done
AnnounceEndBlock("Done");
// Load all variables
Announce("Loading variables");
std::vector<NcVar *> vecNcVar;
for (int v = 0; v < vecVariableStrings.size(); v++) {
vecNcVar.push_back(ncdf_in.get_var(vecVariableStrings[v].c_str()));
if (vecNcVar[v] == NULL) {
_EXCEPTION1("Unable to load variable \"%s\" from file",
vecVariableStrings[v].c_str());
}
}
// Physical constants
Announce("Initializing thermodynamic variables");
NcAtt * attEarthRadius = ncdf_in.get_att("earth_radius");
double dEarthRadius = attEarthRadius->as_double(0);
NcAtt * attRd = ncdf_in.get_att("Rd");
double dRd = attRd->as_double(0);
NcAtt * attCp = ncdf_in.get_att("Cp");
double dCp = attCp->as_double(0);
double dGamma = dCp / (dCp - dRd);
NcAtt * attP0 = ncdf_in.get_att("P0");
double dP0 = attP0->as_double(0);
double dPressureScaling = dP0 * std::pow(dRd / dP0, dGamma);
NcAtt * attZtop = ncdf_in.get_att("Ztop");
double dZtop = attZtop->as_double(0);
// Input data
DataArray3D<double> dataIn(nLev, nLat, nLon);
DataArray3D<double> dataInt(nILev, nLat, nLon);
// Output data
DataArray2D<double> dataOut(nLat, nLon);
// Pressure in column
DataArray1D<double> dataColumnP(nLev);
// Height in column
DataArray1D<double> dataColumnZ(nLev);
DataArray1D<double> dataColumnIZ(nILev);
// Column weights
DataArray1D<double> dW(nLev);
DataArray1D<double> dIW(nILev);
// Loop through all times, pressure levels and variables
AnnounceStartBlock("Interpolating");
// Add energy variable
NcVar * varEnergy;
if (fExtractTotalEnergy) {
varEnergy = ncdf_out.add_var("TE", ncDouble, dimOutTime);
}
// Create output pressure variables
std::vector<NcVar *> vecOutNcVarP;
if (nPressureLevels > 0) {
for (int v = 0; v < vecVariableStrings.size(); v++) {
vecOutNcVarP.push_back(
ncdf_out.add_var(
vecVariableStrings[v].c_str(), ncDouble,
dimOutTime, dimOutP, dimOutLat, dimOutLon));
// Copy attributes
CopyNcVarAttributes(vecNcVar[v], vecOutNcVarP[v]);
}
}
// Create output height variables
std::vector<NcVar *> vecOutNcVarZ;
if (nHeightLevels > 0) {
for (int v = 0; v < vecVariableStrings.size(); v++) {
std::string strVarName = vecVariableStrings[v];
if (nPressureLevels > 0) {
strVarName += "z";
}
vecOutNcVarZ.push_back(
ncdf_out.add_var(
strVarName.c_str(), ncDouble,
dimOutTime, dimOutZ, dimOutLat, dimOutLon));
// Copy attributes
CopyNcVarAttributes(vecNcVar[v], vecOutNcVarZ[v]);
}
}
// Create output surface variable
std::vector<NcVar *> vecOutNcVarS;
if (fExtractSurface) {
for (int v = 0; v < vecVariableStrings.size(); v++) {
std::string strVarName = vecVariableStrings[v];
strVarName += "S";
vecOutNcVarS.push_back(
ncdf_out.add_var(
strVarName.c_str(), ncDouble,
dimOutTime, dimOutLat, dimOutLon));
// Copy attributes
CopyNcVarAttributes(vecNcVar[v], vecOutNcVarS[v]);
}
}
// Loop over all times
for (int t = 0; t < nTime; t++) {
char szAnnounce[256];
sprintf(szAnnounce, "Time %i", t);
AnnounceStartBlock(szAnnounce);
// Rho
DataArray3D<double> dataRho(nLev, nLat, nLon);
NcVar * varRho = ncdf_in.get_var("Rho");
if (varRho == NULL) {
_EXCEPTIONT("Unable to load variable \"Rho\" from file");
}
varRho->set_cur(t, 0, 0, 0);
varRho->get(&(dataRho[0][0][0]), 1, nLev, nLat, nLon);
// Pressure
DataArray3D<double> dataP(nLev, nLat, nLon);
if (nPressureLevels != 0) {
NcVar * varP = ncdf_in.get_var("P");
if (varP == NULL) {
_EXCEPTIONT("Unable to load variable \"P\" from file");
}
varP->set_cur(t, 0, 0, 0);
varP->get(&(dataP[0][0][0]), 1, nLev, nLat, nLon);
}
/*
// Populate pressure array
if (nPressureLevels > 0) {
// Calculate pointwise pressure
for (int k = 0; k < nLev; k++) {
for (int i = 0; i < nLat; i++) {
for (int j = 0; j < nLon; j++) {
dataP[k][i][j] = dPressureScaling
* exp(log(dataRho[k][i][j] * dataP[k][i][j]) * dGamma);
}
}
}
}
*/
// Height everywhere
DataArray3D<double> dataZ(nLev, nLat, nLon);
DataArray3D<double> dataIZ;
if (nILev != 0) {
dataIZ.Allocate(nILev, nLat, nLon);
}
// Populate height array
if ((nHeightLevels > 0) || (fGeopotentialHeight)) {
for (int k = 0; k < nLev; k++) {
for (int i = 0; i < nLat; i++) {
for (int j = 0; j < nLon; j++) {
dataZ[k][i][j] = dZs[i][j] + dLev[k] * (dZtop - dZs[i][j]);
}
}
}
for (int k = 0; k < nILev; k++) {
for (int i = 0; i < nLat; i++) {
for (int j = 0; j < nLon; j++) {
dataIZ[k][i][j] = dZs[i][j] + dILev[k] * (dZtop - dZs[i][j]);
}
}
}
}
// Loop through all pressure levels and variables
for (int v = 0; v < vecNcVar.size(); v++) {
bool fOnInterfaces = false;
// Load in the data array
vecNcVar[v]->set_cur(t, 0, 0, 0);
if (vecNcVar[v]->get_dim(1)->size() == nLev) {
vecNcVar[v]->get(&(dataIn[0][0][0]), 1, nLev, nLat, nLon);
Announce("%s (n)", vecVariableStrings[v].c_str());
} else if (vecNcVar[v]->get_dim(1)->size() == nILev) {
vecNcVar[v]->get(&(dataInt[0][0][0]), 1, nILev, nLat, nLon);
fOnInterfaces = true;
Announce("%s (i)", vecVariableStrings[v].c_str());
} else {
_EXCEPTION1("Variable \"%s\" has invalid level dimension",
vecVariableStrings[v].c_str());
}
// At the physical surface
if (fExtractSurface) {
if (fOnInterfaces) {
for (int i = 0; i < nLat; i++) {
for (int j = 0; j < nLon; j++) {
dataOut[i][j] = dataInt[0][i][j];
}
}
} else {
int kBegin = 0;
int kEnd = 3;
PolynomialInterp::LagrangianPolynomialCoeffs(
3, dLev, dW, 0.0);
// Loop thorugh all latlon indices
for (int i = 0; i < nLat; i++) {
for (int j = 0; j < nLon; j++) {
// Interpolate in the vertical
dataOut[i][j] = 0.0;
for (int k = kBegin; k < kEnd; k++) {
dataOut[i][j] += dW[k] * dataIn[k][i][j];
}
}
}
}
// Write variable
vecOutNcVarS[v]->set_cur(t, 0, 0);
vecOutNcVarS[v]->put(&(dataOut[0][0]), 1, nLat, nLon);
}
// Loop through all pressure levels
for (int p = 0; p < nPressureLevels; p++) {
// Loop thorugh all latlon indices
for (int i = 0; i < nLat; i++) {
for (int j = 0; j < nLon; j++) {
// Store column pressure
for (int k = 0; k < nLev; k++) {
dataColumnP[k] = dataP[k][i][j];
}
// Find weights
int kBegin = 0;
int kEnd = 0;
// On a pressure surface
InterpolationWeightsLinear(
vecPressureLevels[p],
dataColumnP,
kBegin,
kEnd,
dW);
// Interpolate in the vertical
dataOut[i][j] = 0.0;
for (int k = kBegin; k < kEnd; k++) {
dataOut[i][j] += dW[k] * dataIn[k][i][j];
}
}
}
// Write variable
vecOutNcVarP[v]->set_cur(t, p, 0, 0);
vecOutNcVarP[v]->put(&(dataOut[0][0]), 1, 1, nLat, nLon);
}
// Loop through all height levels
for (int z = 0; z < nHeightLevels; z++) {
// Loop thorugh all latlon indices
for (int i = 0; i < nLat; i++) {
for (int j = 0; j < nLon; j++) {
// Find weights
int kBegin = 0;
int kEnd = 0;
// Interpolate from levels to z surfaces
if (!fOnInterfaces) {
for (int k = 0; k < nLev; k++) {
dataColumnZ[k] = dataZ[k][i][j];
}
InterpolationWeightsLinear(
vecHeightLevels[z],
dataColumnZ,
kBegin,
kEnd,
dW);
dataOut[i][j] = 0.0;
for (int k = kBegin; k < kEnd; k++) {
dataOut[i][j] += dW[k] * dataIn[k][i][j];
}
// Interpolate from interfaces to z surfaces
} else {
for (int k = 0; k < nILev; k++) {
dataColumnIZ[k] = dataIZ[k][i][j];
}
InterpolationWeightsLinear(
vecHeightLevels[z],
dataColumnIZ,
kBegin,
kEnd,
dIW);
dataOut[i][j] = 0.0;
for (int k = kBegin; k < kEnd; k++) {
dataOut[i][j] += dIW[k] * dataInt[k][i][j];
}
}
}
}
// Write variable
vecOutNcVarZ[v]->set_cur(t, z, 0, 0);
vecOutNcVarZ[v]->put(&(dataOut[0][0]), 1, 1, nLat, nLon);
}
}
// Output geopotential height
if (fGeopotentialHeight) {
Announce("Geopotential height");
// Output variables
NcVar * varOutZ;
NcVar * varOutZs;
if (nPressureLevels > 0) {
varOutZ = ncdf_out.add_var(
"PHIZ", ncDouble, dimOutTime, dimOutP, dimOutLat, dimOutLon);
}
if (fExtractSurface) {
varOutZs = ncdf_out.add_var(
"PHIZS", ncDouble, dimOutTime, dimOutLat, dimOutLon);
}
// Interpolate onto pressure levels
for (int p = 0; p < nPressureLevels; p++) {
// Loop thorugh all latlon indices
for (int i = 0; i < nLat; i++) {
for (int j = 0; j < nLon; j++) {
int kBegin = 0;
int kEnd = 0;
for (int k = 0; k < nLev; k++) {
dataColumnP[k] = dataP[k][i][j];
}
InterpolationWeightsLinear(
vecPressureLevels[p],
dataColumnP,
kBegin,
kEnd,
dW);
// Interpolate in the vertical
dataOut[i][j] = 0.0;
for (int k = kBegin; k < kEnd; k++) {
dataOut[i][j] += dW[k] * dataZ[k][i][j];
}
}
}
// Write variable
varOutZ->set_cur(t, p, 0, 0);
varOutZ->put(&(dataOut[0][0]), 1, 1, nLat, nLon);
}
// Interpolate onto the physical surface
if (fExtractSurface) {
int kBegin = 0;
int kEnd = 3;
PolynomialInterp::LagrangianPolynomialCoeffs(
3, dLev, dW, 0.0);
// Loop thorugh all latlon indices
for (int i = 0; i < nLat; i++) {
for (int j = 0; j < nLon; j++) {
// Interpolate in the vertical
dataOut[i][j] = 0.0;
for (int k = kBegin; k < kEnd; k++) {
dataOut[i][j] += dW[k] * dataZ[k][i][j];
}
}
}
// Write variable
varOutZs->set_cur(t, 0, 0);
varOutZs->put(&(dataOut[0][0]), 1, nLat, nLon);
}
}
// Extract total energy
if (fExtractTotalEnergy) {
Announce("Total Energy");
// Zonal velocity
DataArray3D<double> dataU(nLev, nLat, nLon);
NcVar * varU = ncdf_in.get_var("U");
varU->set_cur(t, 0, 0, 0);
varU->get(&(dataU[0][0][0]), 1, nLev, nLat, nLon);
// Meridional velocity
DataArray3D<double> dataV(nLev, nLat, nLon);
NcVar * varV = ncdf_in.get_var("V");
varV->set_cur(t, 0, 0, 0);
varV->get(&(dataV[0][0][0]), 1, nLev, nLat, nLon);
// Vertical velocity
DataArray3D<double> dataW(nLev, nLat, nLon);
NcVar * varW = ncdf_in.get_var("W");
varW->set_cur(t, 0, 0, 0);
varW->get(&(dataW[0][0][0]), 1, nLev, nLat, nLon);
// Calculate total energy
double dTotalEnergy = 0.0;
double dElementRefArea =
dEarthRadius * dEarthRadius
* M_PI / static_cast<double>(nLat)
* 2.0 * M_PI / static_cast<double>(nLon);
for (int k = 0; k < nLev; k++) {
for (int i = 0; i < nLat; i++) {
for (int j = 0; j < nLon; j++) {
double dKineticEnergy =
0.5 * dataRho[k][i][j] *
( dataU[k][i][j] * dataU[k][i][j]
+ dataV[k][i][j] * dataV[k][i][j]
+ dataW[k][i][j] * dataW[k][i][j]);
double dInternalEnergy =
dataP[k][i][j] / (dGamma - 1.0);
dTotalEnergy +=
(dKineticEnergy + dInternalEnergy)
* std::cos(M_PI * dLat[i] / 180.0) * dElementRefArea
* (dZtop - dZs[i][j]) / static_cast<double>(nLev);
}
}
}
// Put total energy into file
varEnergy->set_cur(t);
varEnergy->put(&dTotalEnergy, 1);
}
AnnounceEndBlock("Done");
}
AnnounceEndBlock("Done");
} catch(Exception & e) {
Announce(e.ToString().c_str());
}
// Finalize MPI
MPI_Finalize();
}