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This commit is contained in:
Gabriele Cosmo
2016-06-09 15:58:43 +02:00
parent 96c8bcd0af
commit b79225fb37
7544 changed files with 245407 additions and 91099 deletions
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source/processes/hadronic/cross_sections/src/G4UPiNuclearCrossSection.cc
+22 -27
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@@ -97,42 +97,31 @@ G4double G4UPiNuclearCrossSection::GetInelasticCrossSection(
G4double G4UPiNuclearCrossSection::Interpolate(
G4double Z, G4double A, G4double ekin, G4PhysicsTable* table)
{
G4double res = 0.0;
G4bool b;
G4int idx;
G4int iz = G4int(Z + 0.5);
for(idx=0; idx<NZ-1; idx++) {if(theZ[idx] >= iz) break;}
if(iz > 92) iz = 92;
for(idx=0; idx<NZ; idx++) {if(theZ[idx] >= iz) break;}
if(idx >= NZ) idx = NZ - 1;
G4int iz2 = theZ[idx];
G4double x = (((*table)[idx])->GetValue(ekin, b));
G4double x2 = (((*table)[idx])->GetValue(ekin, b))*APower[iz]/APower[iz2];
// one of elements in the table
if(iz >= theZ[idx]) {
G4double A1 = theA[idx];
x *= std::pow(A/A1,aPower);
// use only one Z
if(iz >= theZ[idx] || idx == 0) {
res = x2;
// Interpolation between Z
} else {
G4double x2 = x;
G4double x1 = x;
if(idx == 0) {
idx++;
x2 = (((*table)[idx])->GetValue(ekin, b));
} else {
x1 = (((*table)[idx-1])->GetValue(ekin, b));
}
G4double A1 = theA[idx-1];
G4double A2 = theA[idx];
G4double w1 = A - A1;
G4double w2 = A2 - A;
G4double y1 = x1*std::pow(A/A1,aPower);
if(w1 <= 0.0) x = y1;
else {
G4double y2 = x2*std::pow(A/A2,aPower);
if(w2 <= 0.0) x = y2;
else x = (w2*y1 + w1*y2)/(w1 + w2);
}
G4int iz1 = theZ[idx-1];
G4double x1 = (((*table)[idx-1])->GetValue(ekin, b))*APower[iz]/APower[iz1];
G4double w1 = A - theA[idx-1];
G4double w2 = theA[idx] - A;
res = (w1*x1 + w2*x2)/(w1 + w2);
}
return x;
return res;
}
void G4UPiNuclearCrossSection::AddDataSet(const G4String& p,
@@ -142,7 +131,9 @@ void G4UPiNuclearCrossSection::AddDataSet(const G4String& p,
G4int n)
{
G4LPhysicsFreeVector* pvin = new G4LPhysicsFreeVector(n,e[0]*GeV,e[n-1]*GeV);
//pvin->SetSpline(true);
G4LPhysicsFreeVector* pvel = new G4LPhysicsFreeVector(n,e[0]*GeV,e[n-1]*GeV);
//pvel->SetSpline(true);
for(G4int i=0; i<n; i++) {
pvin->PutValues(i,e[i]*GeV,in[i]*millibarn);
pvel->PutValues(i,e[i]*GeV,std::max(0.0,(tot[i]-in[i])*millibarn));
@@ -187,10 +178,14 @@ void G4UPiNuclearCrossSection::Initialise()
NZ = n;
G4NistManager* nist = G4NistManager::Instance();
for(G4int i=0; i<n; i++) {
G4int i;
for(i=0; i<n; i++) {
theZ.push_back(iz[i]);
theA.push_back(nist->GetAtomicMassAmu(iz[i]));
}
for(i=1; i<92; i++) {
APower[i] = std::pow(nist->GetAtomicMassAmu(i),aPower);
}
piPlusElastic = new G4PhysicsTable();
piPlusInelastic = new G4PhysicsTable();