void Graph<Tv, Te>::DFS(int v, int &clock){ //深度优先搜索DFS算法(单个连通域)
dTime(v) = ++clock; status(v) = DISCOVERED; //发现当前顶点v
for( int u = firstNbr(v); -1 < u; u = nextNbr(v, u) ){ //枚举v的所有邻居u
switch(status(u)){
case UNDISCOVERED://u尚未发现,意味着支撑树可在此拓展
type(v, u) = TREE; parent(u) = v; DFS(u, clock); break;
case DISCOVERED: //u已被发现但未访问完毕, 应属被后代指向的祖先
type(v, u) = BACKWARD; break;
default: //u已访问完毕(VISITED, 有向图), 则视承袭关系分为前向边或跨边
type(v, u) = (dTime(v) < dTime(u) ) ? FORWARD : CROSS; break;
}
}
status(v) = VISITED; fTime(v) = ++clock; //至此,当前顶点v方告访问完毕
}
QDateTime WavReader::dateTime()
{
QDate date(auxInfo.StartTime.wYear, auxInfo.StartTime.wMonth, auxInfo.StartTime.wDay);
QTime time(auxInfo.StartTime.wHour, auxInfo.StartTime.wMinute, auxInfo.StartTime.wSecond);
QDateTime dTime(date, time);
return(dTime);
}
bool Graph<Tv, Te>::TSort(int v, int &clock, MyStack<Tv> *S){ //assert: 0 <= v < n
dTime(v) = ++clock;
status(v) = DISCOVERED; //发现顶点v
for(int u = firstNbr(v); -1 < u; u = nextNbr(v, u)) //枚举v的所有邻居u
switch(status(v)){
case UNDISCOVERED:
parent(u) = v; type(v, u) = TREE;
if( !TSort(u, clock, S)) //从顶点u处出发深入搜索
return false; //若u及其后代不能拓扑程序(则全图亦必如此), 故返回并报告
break;
case DISCOVERED:
type(v, u) = BACKWARD; //一旦发现后向边(非DAG), 则
return false; //不必深入,故返回并报告
default: //VISITED(digraphs only)
type(v, u) = (dTime(v) < dTime(u) ) ? FORWARD : CROSS;
break;
}
status(v) = VISITED; S->push(vertex(v) ); //顶点被标记为VISITED时, 随即入栈
return true; //v及其后代可以拓扑排序
}
void Graph<Tv, Te>::BCC(int v, int &clock, MyStack<int> &S){ //assert: 0 <= v < n
hca(v) = dTime(v) = ++clock; status(v) = DISCOVERED; S.push(v); //v被发现并入栈
for(int u = firstNbr(v); -1 < u; u = nextNbr(v, u)) //枚举v的所有邻居u
switch(status(u)){ //并视u的状态分别处理
case UNDISCOVERED:
parent(u) = v; type(v,u) = TREE; BCC(u, clock, S); //从顶点u处深入
if(hca(u) < dTime(v)) //遍历返回后, 若发现u(通过回边)可指向v的真祖先
hca(v) = min( hca(v), hca(u) ); //则v亦必如此
else{ //否则,以v为关节点(u以下即是一个BCC, 且其中顶点此时正集中于栈s的顶部)
while( v != S.pop() ); //依次弹出当前BCC中的节点,亦可根据实际需求转存至其他结构
S.push(v); //最后一个顶点(关节点)重新入栈---总计至多两次
}
break;
case DISCOVERED:
type(v, u) = BACKWARD; //标记(v,u), 并按照"越小越高"的准则
if( u != parent(v) )
hca(v) = min(hca(v), dTime(u)); //更新hca(v)
break;
default: //VISITED(digraphs only)
type(v, u) = (dTime(V) < dTime(u) ? FORWARD : CROSS);
break;
}
status(v) = VISITED; //对v的访问结束
}
void Graph<Tv, Te>::BFS(int v, int &clock){
MyQueue<int> Q; //引入辅助队列
status(v) = DISCOVERED;
Q.enqueue(v); //初始化起点
while(!Q.empty()){ //在Q变空之前,不断
int v = Q.dequeue(); dTime(v) = ++clock; //取出队首顶点v
for(int u = firstNbr(v); -1 < u; u = nextNbr(v, u)) //枚举v的所有邻居
if(UNDISCOVERED == status(u)){ //尚未被发现,则
status(u) = DISCOVERED; //设置为已发现
Q.enqueue(u); //并且将该顶点入队
type(v, u) = TREE;
parent(u) = v; //引入树边拓展支撑树
}else{
type(v, u) = CROSS; //将(v,u)归类于跨边
}
status(v) = VISITED; //至此,当前节点访问完毕
}
}
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();
}
