void SphereSampler::generateSamples(float, float)
{
clearSamples();
increaseSampleCount();
Sample tempSample;
bool rejectionSampling = false;
bool sampleFound = false;
float x = 0.0f;
float y = 0.0f;
float z = 0.0f;
float r = 0.0f;
for (int i = 0; i < getCurrentSampleCount(); i++)
{
if (rejectionSampling)
{
while (true)
{
x = 2.0f * getRandomNumber(0,1) - 1.0f;
y = 2.0f * getRandomNumber(0,1) - 1.0f;
z = 2.0f * getRandomNumber(0,1) - 1.0f;
if ((x*x + y*y + z*z) <= 1)
break;
}
x *= radius;
y *= radius;
z *= radius;
/*while (!sampleFound)
{
x = static_cast<float>(rand()) / static_cast<float>(RAND_MAX);
y = static_cast<float>(rand()) / static_cast<float>(RAND_MAX);
z = static_cast<float>(rand()) / static_cast<float>(RAND_MAX);
if ((x*x + y*y + z*z) <= (radius *radius))
sampleFound = true;;
}
sampleFound = false;*/
tempSample.setOffset(Point3(x, y, z));
}
/* ? = 2?r1
? = acos(1 – 2r2)
x = cx + 2Rcos(2?r1) r2(1 – r2)
y = cy + 2Rsin(2?r1) r2(1 – r2)
z = cz + R(1 – 2r2)
*/
else
{
float r1 = getRandomNumber(0, 1);
float r2 = getRandomNumber(0, 1);
/*float phi = 2 * M_PI * r1;
float theta = acos(1 - (2 * r2));*/
Point3 offset;
offset.x = 2 * radius * cos(2 * M_PI * r1) * sqrt(r2*(1 - r2));
offset.y = 2 * radius * sin(2 * M_PI * r1) * sqrt(r2*(1 - r2));
offset.z = radius * (1 - (2 * r2));
tempSample.setOffset(offset);
}
addSampleToList(tempSample);
}
}
void PuReader::readNextPu()
{
clearSamples();
readHeader();
initSamples();
readSamples();
}
void CircleSampler::generateSamples(float, float)
{
clearSamples();
increaseSampleCount();
Sample tempSample;
for (int i = 0; i < getCurrentSampleCount(); i++)
{
float sampleRadius = sqrt(getRandomNumber(0,radius));
float theta = getRandomNumber(0, 360);
tempSample.setOffset(getCoordinateOnCircle(sampleRadius, theta));
/*Point3 tempTargetPosition = targetPosition + tempSample.getOffset();
tempSample.setRay(Ray(sampleOrigin, tempTargetPosition - sampleOrigin));*/
addSampleToList(tempSample);
}
}
void RandomSampler::generateSamples(float pixelIndexAlongWidth, float pixelIndexAlongHeight)
{
clearSamples();
increaseSampleCount();
Point3 tempOffset;
Sample tempSample;
for (int i = 0; i < getCurrentSampleCount(); ++i)
{
tempOffset.x = 2 * getRandomNumber(0, 1) - 1;
tempOffset.y = 2 * getRandomNumber(0, 1) - 1;
tempOffset.z = 2 * getRandomNumber(0, 1) - 1;
tempSample.setRay(calculatePixelCoords(pixelIndexAlongWidth, pixelIndexAlongHeight, tempOffset));
tempSample.setColor(Color(0.0f));
addSampleToList(tempSample);
}
}
void drawDelphes1(TString plotsToMake="all") {
initSamples();
setOutputDirectory("Delphes1");
int nbins;
float low,high;
TString var,xtitle;
doOverflowAddition(true);
doRatio_=false;
//normalize to unit area
setStackMode(false,true,false); //stack,norm,label override
stackSignal_=false;
selection_ = "(1)"; //no cuts!
nbins=40;
low=0;
high=1000;
var="MET";
xtitle="MET (GeV)";
if (plotsToMake.Contains("all")||plotsToMake.Contains("001")) drawPlots(var,nbins,low,high,xtitle,"Events", "MET",0,"GeV");
selection_ = "(1)"; //no cuts!
nbins=50;
low=0;
high=3000;
var="HT";
xtitle="HT (GeV)";
if (plotsToMake.Contains("all")||plotsToMake.Contains("002")) drawPlots(var,nbins,low,high,xtitle,"Events", "HT",0,"GeV");
selection_ = "(1)"; //no cuts!
nbins=14;
low=0;
high=14;
var="njets40";
xtitle="njets (40 GeV)";
if (plotsToMake.Contains("all")||plotsToMake.Contains("003")) drawPlots(var,nbins,low,high,xtitle,"Events", "njets40",0,"");
selection_ = "(1)"; //no cuts!
nbins=6;
low=0;
high=6;
var="nbjets40tight";
xtitle="n tight b jets (40 GeV)";
if (plotsToMake.Contains("all")||plotsToMake.Contains("004")) drawPlots(var,nbins,low,high,xtitle,"Events", "nTbjets40",0,"");
selection_ = "(1)"; //no cuts!
nbins=50;
low=0;
high=2000;
var="MT2";
xtitle="MT2 (GeV)";
if (plotsToMake.Contains("all")||plotsToMake.Contains("005")) drawPlots(var,nbins,low,high,xtitle,"Events", "MT2",0,"GeV");
//edge selection cuts
TCut dileptons="mll>20";
TCut sf = "isSF==1";
TCut jetsloose = "njets30eta3p0>=2";
TCut jetstight = "njets30eta3p0>=3";
TCut metloose = "MET>100";
TCut mettight = "MET>150";
selection_ = dileptons&&sf&&jetsloose&&mettight; //Edge selection 1
nbins=60;
low=0;
high=300;
var="mll";
xtitle="m_{l+l-} (GeV)";
if (plotsToMake.Contains("all")||plotsToMake.Contains("006")) drawPlots(var,nbins,low,high,xtitle,"Events", "edge_sel1_mll",0,"GefV");
//same plot, zoom on low mass region
nbins=100;
low=0;
high=100;
var="mll";
xtitle="m_{l+l-} (GeV)";
if (plotsToMake.Contains("all")||plotsToMake.Contains("012")) drawPlots(var,nbins,low,high,xtitle,"Events", "edge_sel1_mll_zoom",0,"GeV");
if (plotsToMake=="013") {//not compatible with other plots
clearSamples();
addSample("susyhit_slhaScenario1_v02",kRed,"Scenario 1");
drawPlots(var,nbins,low,high,xtitle,"Events", "edge_sel1_mll_zoom_sigonly",0,"GeV");
nbins=100;
low=0;
high=500;
drawPlots(var,nbins,low,high,xtitle,"Events", "edge_sel1_mll_wide_sigonly",0,"GeV");
selection_ = dileptons&&!sf&&jetsloose&&mettight; //sanity check -- veto SF
drawPlots(var,nbins,low,high,xtitle,"Events", "edge_sel1_mllOF_zoom_sigonly",0,"GeV");
}
//also show with 'real' normalization
setStackMode(true,false,false); //stack,norm,label override
stackSignal_=false;
if (plotsToMake.Contains("all")||plotsToMake.Contains("007")) drawPlots(var,nbins,low,high,xtitle,"Events", "edge_sel1_mll",0,"GeV");
setStackMode(false,true,false); //stack,norm,label override
selection_ = dileptons&&sf&&jetstight&&metloose; //Edge selection 2
nbins=50;
low=0;
high=300;
var="mll";
xtitle="m_{l+l-} (GeV)";
if (plotsToMake.Contains("all")||plotsToMake.Contains("008")) drawPlots(var,nbins,low,high,xtitle,"Events", "edge_sel2_mll",0,"GeV");
//also show with 'real' normalization
setStackMode(true,false,false); //stack,norm,label override
stackSignal_=false;
if (plotsToMake.Contains("all")||plotsToMake.Contains("009")) drawPlots(var,nbins,low,high,xtitle,"Events", "edge_sel2_mll",0,"GeV");
//now try a hadronic analysis selection
TCut noleptons = "nElectrons==0 && nMuons==0";
TCut ht600 = "HT>=600";
TCut jets="njets40>=3";
selection_=noleptons && ht600 && metloose && jets;
nbins=40;
low=0;
high=800;
var="MT2";
xtitle="MT2 (GeV)";
setStackMode(false,true,false); //stack,norm,label override
if (plotsToMake.Contains("all")||plotsToMake.Contains("010")) drawPlots(var,nbins,low,high,xtitle,"Events", "hadronic_presel_MT2",0,"GeV");
setStackMode(true,false,false); //stack,norm,label override
if (plotsToMake.Contains("all")||plotsToMake.Contains("011")) drawPlots(var,nbins,low,high,xtitle,"Events", "hadronic_presel_MT2",0,"GeV");
//try an MT2 cut instead?
TCut mt2baseline = "MT2>=200";
selection_=noleptons&&ht600&&jets&&mt2baseline;
nbins=40;
low=0;
high=2000;
var="HT";
xtitle="HT (GeV)";
setStackMode(false,true,false); //stack,norm,label override
if (plotsToMake.Contains("all")||plotsToMake.Contains("014")) drawPlots(var,nbins,low,high,xtitle,"Events", "hadronic_mt2sel_HT",0,"GeV");
setStackMode(true,false,false); //stack,norm,label override
if (plotsToMake.Contains("all")||plotsToMake.Contains("014")) drawPlots(var,nbins,low,high,xtitle,"Events", "hadronic_mt2sel_HT",0,"GeV");
//cut much tighter on HT and plot MT2
TCut tighterht = "HT>1500";
selection_ = noleptons && tighterht && jets && mt2baseline;
//plot MT2 and njets
nbins=40;
low=0;
high=2000;
var="MT2";
xtitle="MT2 (GeV)";
setStackMode(false,true,false); //stack,norm,label override
if (plotsToMake.Contains("all")||plotsToMake.Contains("015")) drawPlots(var,nbins,low,high,xtitle,"Events", "hadronic_mt2sel2_MT2",0,"GeV");
setStackMode(true,false,false); //stack,norm,label override
if (plotsToMake.Contains("all")||plotsToMake.Contains("015")) drawPlots(var,nbins,low,high,xtitle,"Events", "hadronic_mt2sel2_MT2",0,"GeV");
nbins=12;
low=0;
high=12;
var="njets40";
xtitle="njets40 (GeV)";
setStackMode(false,true,false); //stack,norm,label override
if (plotsToMake.Contains("all")||plotsToMake.Contains("015")) drawPlots(var,nbins,low,high,xtitle,"Events", "hadronic_mt2sel2_njets40",0,"GeV");
setStackMode(true,false,false); //stack,norm,label override
if (plotsToMake.Contains("all")||plotsToMake.Contains("015")) drawPlots(var,nbins,low,high,xtitle,"Events", "hadronic_mt2sel2_njets40",0,"GeV");
//tighter further!
TCut tightermt2 = "MT2>350";
TCut tighterjets = "njets40>=8";
selection_ = noleptons&&TCut("HT>1000")&&tightermt2&&tighterjets;
//plot HT again
nbins=40;
low=1000;
high=3000;
var="HT";
xtitle="HT (GeV)";
setStackMode(true,false,false); //stack,norm,label override
customDivisionsVal_ = 505;
customDivisions_=true;
if (plotsToMake.Contains("all")||plotsToMake.Contains("016")) drawPlots(var,nbins,low,high,xtitle,"Events", "hadronic_mt2sel3_HT",0,"GeV");
customDivisions_=false;
//ok, now we're getting somewhere!
TCut ht2000="HT>2000";
selection_ = noleptons && ht2000 && tightermt2 && tighterjets;
//nbjets
nbins=9;
low=0;
high=9;
var="nbjets40tight";
xtitle="n tight b tags";
setStackMode(true,false,false); //stack,norm,label override
if (plotsToMake.Contains("all")||plotsToMake.Contains("017")) drawPlots(var,nbins,low,high,xtitle,"Events", "hadronic_mt2sel4_nbjets",0,"");
//ntaus
nbins=3;
low=0;
high=3;
var="nTaus";
xtitle="n tau tags";
setStackMode(true,false,false); //stack,norm,label override
if (plotsToMake.Contains("all")||plotsToMake.Contains("017")) drawPlots(var,nbins,low,high,xtitle,"Events", "hadronic_mt2sel4_ntaus",0,"");
setStackMode(false,true,false); //stack,norm,label override
if (plotsToMake.Contains("all")||plotsToMake.Contains("017")) drawPlots(var,nbins,low,high,xtitle,"Events", "hadronic_mt2sel4_ntaus",0,"");
//and MT2
setStackMode(true,false,false); //stack,norm,label override
selection_ = noleptons && ht2000 && TCut("MT2>250") && tighterjets;
nbins=65;
low=250;
high=1000;
var="MT2";
xtitle="MT2 (GeV)";
if (plotsToMake.Contains("all")||plotsToMake.Contains("017")) drawPlots(var,nbins,low,high,xtitle,"Events", "hadronic_mt2sel4_mt2",0,"GeV");
//try a 2d plot
selection_ = noleptons && TCut("HT>800") && TCut("MT2>200") && tighterjets;
if (plotsToMake.Contains("all")||plotsToMake.Contains("018"))
draw2d("MT2",15,200,500,"HT",15,800,3000,"MT2","HT", "hadronic_mt2sel5_mt2Vht",0,0,"susyhit_slhaScenario1_v02");
}
CuReconReader::~CuReconReader()
{
clearSamples();
}
