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Commit 50c33459 authored by kraus's avatar kraus
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fixes issue #129 and fixes issue #132

parent 8c337cc2
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Showing with 144 additions and 63 deletions
src/Distribution/Distribution.cpp
View file @ 50c33459
......@@ -49,6 +49,8 @@
#include <sys/time.h>
#include <boost/regex.hpp>
extern Inform *gmsg;
#define SMALLESTCUTOFF 1e-12
......@@ -476,7 +478,18 @@ void Distribution::execute() {
void Distribution::update() {
}
void Distribution::create(size_t &totalNumberOfParticles, double massIneV) {
void Distribution::create(size_t &numberOfParticles, double massIneV) {
/*
* If Options::cZero is true than we reflect generated distribution
* to ensure that the transverse averages are 0.0.
*
* For now we just cut the number of generated particles in half.
*/
size_t numberOfLocalParticles = numberOfParticles;
if (Options::cZero && distrTypeT_m != DistrTypeT::FROMFILE) {
numberOfLocalParticles = (numberOfParticles + 1) / 2;
}
size_t mySeed = Options::seed;
......@@ -486,9 +499,8 @@ void Distribution::create(size_t &totalNumberOfParticles, double massIneV) {
mySeed = tv.tv_sec + tv.tv_usec;
}
size_t numberOfParticles = totalNumberOfParticles;
if (Attributes::getBool(itsAttr[AttributesT::SCALABLE])) {
numberOfParticles = getNumOfLocalParticlesToCreate(totalNumberOfParticles);
numberOfLocalParticles = getNumOfLocalParticlesToCreate(numberOfLocalParticles);
*gmsg << level2 << "* Generation of distribution with seed = " << mySeed << " + core_id\n"
<< "* is scalable with number of particles and cores." << endl;
mySeed += Ippl::myNode();
......@@ -504,25 +516,25 @@ void Distribution::create(size_t &totalNumberOfParticles, double massIneV) {
switch (distrTypeT_m) {
case DistrTypeT::MATCHEDGAUSS:
createMatchedGaussDistribution(numberOfParticles, massIneV);
createMatchedGaussDistribution(numberOfLocalParticles, massIneV);
break;
case DistrTypeT::FROMFILE:
createDistributionFromFile(totalNumberOfParticles, massIneV);
createDistributionFromFile(numberOfParticles, massIneV);
break;
case DistrTypeT::GAUSS:
createDistributionGauss(numberOfParticles, massIneV);
createDistributionGauss(numberOfLocalParticles, massIneV);
break;
case DistrTypeT::BINOMIAL:
createDistributionBinomial(numberOfParticles, massIneV);
createDistributionBinomial(numberOfLocalParticles, massIneV);
break;
case DistrTypeT::FLATTOP:
createDistributionFlattop(numberOfParticles, massIneV);
createDistributionFlattop(numberOfLocalParticles, massIneV);
break;
case DistrTypeT::GUNGAUSSFLATTOPTH:
createDistributionFlattop(numberOfParticles, massIneV);
createDistributionFlattop(numberOfLocalParticles, massIneV);
break;
case DistrTypeT::ASTRAFLATTOPTH:
createDistributionFlattop(numberOfParticles, massIneV);
createDistributionFlattop(numberOfLocalParticles, massIneV);
break;
default:
INFOMSG("Distribution unknown." << endl;);
......@@ -550,7 +562,7 @@ void Distribution::create(size_t &totalNumberOfParticles, double massIneV) {
const int numNodes = Ippl::getNodes();
const bool scalable = Attributes::getBool(itsAttr[AttributesT::SCALABLE]);
for (size_t partIndex = 0; partIndex < numberOfParticles; ++ partIndex) {
for (size_t partIndex = 0; partIndex < numberOfLocalParticles; ++ partIndex) {
// Save to each processor in turn.
++ saveProcessor;
......@@ -575,8 +587,13 @@ void Distribution::create(size_t &totalNumberOfParticles, double massIneV) {
// Scale coordinates according to distribution input.
scaleDistCoordinates();
// Now reflect particles if Options::cZero is true
reflectDistribution(numberOfLocalParticles);
if (Options::seed != -1)
Options::seed = gsl_rng_uniform_int(randGen_m, gsl_rng_max(randGen_m));
particlesPerDist_m[0] = tOrZDist_m.size();
}
void Distribution::createPriPart(PartBunch *beam, BoundaryGeometry &bg) {
......@@ -967,9 +984,12 @@ void Distribution::addDistributions() {
* Move particle coordinates from added distributions to main distribution.
*/
size_t idx = 1;
std::vector<Distribution *>::iterator addedDistIt;
for (addedDistIt = addedDistributions_m.begin();
addedDistIt != addedDistributions_m.end(); addedDistIt++) {
addedDistIt != addedDistributions_m.end(); ++ addedDistIt, ++ idx) {
particlesPerDist_m[idx] = (*addedDistIt)->tOrZDist_m.size();
std::vector<double>::iterator distIt;
for (distIt = (*addedDistIt)->getXDist().begin();
......@@ -1109,27 +1129,71 @@ void Distribution::calcPartPerDist(size_t numberOfParticles) {
typedef std::vector<Distribution *>::iterator iterator;
if (numberOfDistributions_m == 1)
if (numberOfDistributions_m == 1) {
particlesPerDist_m.push_back(numberOfParticles);
else {
double totalWeight = getWeight();
for (iterator it = addedDistributions_m.begin(); it != addedDistributions_m.end(); it++) {
totalWeight += (*it)->getWeight();
return;
}
std::map<unsigned int, size_t> nPartFromFiles;
double totalWeight = 0.0;
for (unsigned int i = 0; i <= addedDistributions_m.size(); ++ i) {
Distribution *currDist = this;
if (i > 0)
currDist = addedDistributions_m[i - 1];
if (currDist->distrTypeT_m == DistrTypeT::FROMFILE) {
std::ifstream inputFile;
if (Ippl::myNode() == 0) {
std::string fileName = Attributes::getString(currDist->itsAttr[AttributesT::FNAME]);
inputFile.open(fileName.c_str());
}
size_t nPart = getNumberOfParticlesInFile(inputFile);
nPartFromFiles.insert(std::make_pair(i, nPart));
if (nPart > numberOfParticles) {
throw OpalException("Distribution::calcPartPerDist",
"Number of particles is to small");
}
numberOfParticles -= nPart;
} else {
totalWeight += currDist->getWeight();
}
}
size_t numberOfCommittedPart = 0;
for (unsigned int i = 0; i <= addedDistributions_m.size(); ++ i) {
Distribution *currDist = this;
if (i > 0)
currDist = addedDistributions_m[i - 1];
particlesPerDist_m.push_back(0);
size_t numberOfCommittedPart = 0;
for (iterator it = addedDistributions_m.begin(); it != addedDistributions_m.end(); it++) {
size_t particlesCurrentDist = numberOfParticles * (*it)->getWeight() / totalWeight;
if (currDist->distrTypeT_m == DistrTypeT::FROMFILE) {
particlesPerDist_m.push_back(nPartFromFiles[i]);
} else {
size_t particlesCurrentDist = numberOfParticles * currDist->getWeight() / totalWeight;
particlesPerDist_m.push_back(particlesCurrentDist);
numberOfCommittedPart += particlesCurrentDist;
}
// Remaining particles go into main distribution.
particlesPerDist_m.at(0) = numberOfParticles - numberOfCommittedPart;
}
// Remaining particles go into first distribution that isn't FROMFILE
if (numberOfParticles != numberOfCommittedPart) {
size_t diffNumber = numberOfParticles - numberOfCommittedPart;
for (unsigned int i = 0; i <= addedDistributions_m.size(); ++ i) {
Distribution *currDist = this;
if (i > 0)
currDist = addedDistributions_m[i - 1];
if (currDist->distrTypeT_m != DistrTypeT::FROMFILE) {
particlesPerDist_m.at(i) += diffNumber;
diffNumber = 0;
break;
}
}
if (diffNumber != 0) {
throw OpalException("Distribution::calcPartPerDist",
"Particles can't be distributed to distributions in array");
}
}
}
void Distribution::checkEmissionParameters() {
......@@ -1249,6 +1313,36 @@ void Distribution::createDistributionFlattop(size_t numberOfParticles, double ma
generateFlattopZ(numberOfParticles);
}
size_t Distribution::getNumberOfParticlesInFile(std::ifstream &inputFile) {
size_t numberOfParticlesRead = 0;
if (Ippl::myNode() == 0) {
const boost::regex commentExpr("[[:space:]]*#.*");
const std::string repl("");
std::string line;
std::stringstream linestream;
long tempInt = 0;
do {
std::getline(inputFile, line);
line = boost::regex_replace(line, commentExpr, repl);
} while (line.length() == 0 && !inputFile.fail());
linestream.str(line);
linestream >> tempInt;
if (tempInt <= 0) {
throw OpalException("Distribution::getNumberOfParticlesInFile",
"The file '" +
Attributes::getString(itsAttr[AttributesT::FNAME]) +
"' does not seem to be an ASCII file containing a distribution.");
}
numberOfParticlesRead = static_cast<size_t>(tempInt);
}
reduce(numberOfParticlesRead, numberOfParticlesRead, OpAddAssign());
return numberOfParticlesRead;
}
void Distribution::createDistributionFromFile(size_t numberOfParticles, double massIneV) {
*gmsg << level3 << "\n"
......@@ -1260,7 +1354,6 @@ void Distribution::createDistributionFromFile(size_t numberOfParticles, double m
// Data input file is only read by node 0.
std::ifstream inputFile;
size_t numberOfParticlesRead = 0;
if (Ippl::myNode() == 0) {
std::string fileName = Attributes::getString(itsAttr[AttributesT::FNAME]);
inputFile.open(fileName.c_str());
......@@ -1269,18 +1362,9 @@ void Distribution::createDistributionFromFile(size_t numberOfParticles, double m
"Open file operation failed, please check if \""
+ fileName
+ "\" really exists.");
else {
int tempInt = 0;
inputFile >> tempInt;
if (tempInt <= 0) {
throw OpalException("Distribution::createDistributionFromFile",
"The file '" + fileName + "' does not seem to be an ASCII file containing a distribution.");
}
numberOfParticlesRead = static_cast<size_t>(tempInt);
}
}
reduce(numberOfParticlesRead, numberOfParticlesRead, OpAddAssign());
size_t numberOfParticlesRead = getNumberOfParticlesInFile(inputFile);
/*
* We read in the particle information using node zero, but save the particle
* data to each processor in turn.
......@@ -1674,31 +1758,24 @@ void Distribution::createOpalCycl(PartBunch &beam,
*/
chooseInputMomentumUnits(InputMomentumUnitsT::EV);
/*
* Determine the number of particles for each distribution. For OPAL-cycl
* there are currently no arrays of distributions supported
*/
calcPartPerDist(numberOfParticles);
// Set distribution type.
setDistType();
// Emitting particles in not supported in OpalCyclT.
emitting_m = false;
/*
* If Options::cZero is true than we reflect generated distribution
* to ensure that the transverse averages are 0.0.
*
* For now we just cut the number of generated particles in half.
*/
if (Options::cZero && !(distrTypeT_m == DistrTypeT::FROMFILE))
numberOfPartToCreate /= 2;
// Create distribution.
create(numberOfPartToCreate, beam.getM());
// this variable is needed to be compatible with OPAL-T
particlesPerDist_m.push_back(tOrZDist_m.size());
// Now reflect particles if Options::cZero is true.
if (Options::cZero && !(distrTypeT_m == DistrTypeT::FROMFILE))
reflectDistribution(numberOfPartToCreate);
shiftDistCoordinates(beam.getM());
// Setup energy bins.
......@@ -1824,15 +1901,6 @@ void Distribution::createOpalT(PartBunch &beam,
addedDistIt != addedDistributions_m.end(); addedDistIt++)
(*addedDistIt)->setDistType();
/*
* If Options::cZero is true than we reflect generated distribution
* to ensure that the transverse averages are 0.0.
*
* For now we just cut the number of generated particles in half.
*/
if (Options::cZero && !(distrTypeT_m == DistrTypeT::FROMFILE))
numberOfParticles /= 2;
/*
* Determine the number of particles for each distribution. Note
* that if a distribution is generated from an input file, then
......@@ -1869,10 +1937,6 @@ void Distribution::createOpalT(PartBunch &beam,
// Move added distribution particles to main distribution.
addDistributions();
// Now reflect particles if Options::cZero is true
if (Options::cZero && !(distrTypeT_m == DistrTypeT::FROMFILE))
reflectDistribution(numberOfParticles);
// Check number of particles in distribution.
checkParticleNumber(numberOfParticles);
......@@ -1898,6 +1962,7 @@ void Distribution::createOpalT(PartBunch &beam,
* For an injected beam we just ensure that there are no
* particles at z < 0.
*/
if (emitting_m) {
setEmissionTime(maxTOrZ, minTOrZ);
}
......@@ -1938,6 +2003,7 @@ void Distribution::createOpalT(PartBunch &beam,
additionalRNs_m.insert(additionalRNs_m.end(), mirrored.begin(), mirrored.end());
}
/*
* If this is an injected beam, we create particles right away.
* Emitted beams get created during the course of the simulation.
......@@ -3655,6 +3721,9 @@ bool Distribution::Rebin() {
void Distribution::reflectDistribution(size_t &numberOfParticles) {
if (!Options::cZero || (distrTypeT_m == DistrTypeT::FROMFILE))
return;
size_t currentNumPart = tOrZDist_m.size();
for (size_t partIndex = 0; partIndex < currentNumPart; partIndex++) {
xDist_m.push_back(-xDist_m.at(partIndex));
......@@ -3666,6 +3735,17 @@ void Distribution::reflectDistribution(size_t &numberOfParticles) {
}
numberOfParticles = tOrZDist_m.size();
reduce(numberOfParticles, numberOfParticles, OpAddAssign());
// if numberOfParticles is odd then delete last particle
if (Ippl::myNode() == 0 &&
(numberOfParticles + 1) / 2 != numberOfParticles / 2) {
xDist_m.pop_back();
pxDist_m.pop_back();
yDist_m.pop_back();
pyDist_m.pop_back();
tOrZDist_m.pop_back();
pzDist_m.pop_back();
}
}
void Distribution::scaleDistCoordinates() {
......
src/Distribution/Distribution.h
View file @ 50c33459
......@@ -234,6 +234,7 @@ private:
double convertBetaGammaToeV(double valueInbega, double mass);
double converteVToBetaGamma(double valueIneV, double massIneV);
double convertMeVPerCToBetaGamma(double valueInMeVPerC, double massIneV);
size_t getNumberOfParticlesInFile(std::ifstream &inputFile);
void createDistributionBinomial(size_t numberOfParticles, double massIneV);
void createDistributionFlattop(size_t numberOfParticles, double massIneV);
void createDistributionFromFile(size_t numberOfParticles, double massIneV);
......@@ -474,4 +475,4 @@ inline double Distribution::getPercentageEmitted() const {
return (double)totalNumberEmittedParticles_m / (double)totalNumberParticles_m;
}
#endif // OPAL_Distribution_HH
#endif // OPAL_Distribution_HH
\ No newline at end of file
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