void eppMatrix(double *X, double * V, int k, int n, double rho, double p){
int i, j, *iter_step;
double *v, *x;
double c0, c;
v=(double *)malloc(sizeof(double)*n);
x=(double *)malloc(sizeof(double)*n);
iter_step=(int *)malloc(sizeof(int)*2);
/*
*X and V are k x n matrices in matlab, stored in column priority manner
*x corresponds a row of X
*/
c0=0;
for(i=0; i<k; i++){
for(j=0; j<n; j++)
v[j]=V[i + j*k];
epp(x, &c, iter_step, v, n, rho, p, c0);
c0=c;
for(j=0; j<n; j++)
X[i + j*k]=x[j];
}
free(v);
free(x);
free(iter_step);
}
TEST(ElectronPairProduction, thisIsNotNucleonic) {
// Test if non-nuclei are skipped.
ElectronPairProduction epp(CMB);
Candidate c(11, 1E20 * eV); // electron
epp.process(&c);
EXPECT_DOUBLE_EQ(1E20 * eV, c.current.getEnergy());
}
TEST(ElectronPairProduction, belowEnergyTreshold) {
// Test if nothing happens below 1e15 eV.
ElectronPairProduction epp(CMB);
Candidate c(nucleusId(1, 1), 1E14 * eV);
epp.process(&c);
EXPECT_DOUBLE_EQ(1E14 * eV, c.current.getEnergy());
}
void mexFunction (int nlhs, mxArray* plhs[], int nrhs, const mxArray* prhs[])
{
/*set up input arguments */
double* v= mxGetPr(prhs[0]);
int n= (int) mxGetScalar(prhs[1]);
double rho= mxGetScalar(prhs[2]);
double p = mxGetScalar(prhs[3]);
double c0 = mxGetScalar(prhs[4]);
double *x;
double *c;
double *iter_step;
int steps;
/* set up output arguments */
plhs[0] = mxCreateDoubleMatrix( n,1, mxREAL);
plhs[1] = mxCreateDoubleMatrix( 1,1, mxREAL);
plhs[2] = mxCreateDoubleMatrix( 1,1, mxREAL);
x=mxGetPr(plhs[0]);
c=mxGetPr(plhs[1]);
iter_step=mxGetPr(plhs[2]);
epp(x, c, &steps, v, n, rho, p, c0);
*iter_step=steps;
}
TEST(ElectronPairProduction, thisIsNotNucleonic) {
// Test if non-nuclei are skipped
ElectronPairProduction epp(CMB);
Candidate c;
c.current.setId(11); // electron
double E = 1e20 * eV;
c.current.setEnergy(E);
epp.process(&c);
EXPECT_DOUBLE_EQ(E, c.current.getEnergy());
}
TEST(ElectronPairProduction, belowEnergyTreshold) {
// Test if nothing happens below 1e15 eV
ElectronPairProduction epp(CMB);
Candidate c;
c.current.setId(nucleusId(1, 1)); // proton
double E = 1e14 * eV;
c.current.setEnergy(E);
epp.process(&c);
EXPECT_DOUBLE_EQ(E, c.current.getEnergy());
}
// ElectronPairProduction -----------------------------------------------------
TEST(ElectronPairProduction, allBackgrounds) {
// Test if interaction data files are loaded.
ElectronPairProduction epp(CMB);
epp.setPhotonField(IRB_Kneiske04);
epp.setPhotonField(IRB_Stecker05);
epp.setPhotonField(IRB_Franceschini08);
epp.setPhotonField(IRB_Finke10);
epp.setPhotonField(IRB_Dominguez11);
epp.setPhotonField(IRB_Gilmore12);
epp.setPhotonField(IRB_Stecker16_upper);
epp.setPhotonField(IRB_Stecker16_lower);
}
