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#include<iostream>
#include<cmath>
#include<string>
#include<fstream>
using namespace std;
//======================================================================
// Functions
//======================================================================
void mathmodel (double ji, double jm, double l1, double f22, double f42,
double* data[][3], double* values[][6], double* model[])
{
//this function does the w(theta) calculation for the model
int i,x ;
double f2, f4;
for ( i = 0 ; i<10 ; i++) {
if (ji==*values[i][1] and jm==*values[i][0] and l1==*values[i][2]){
f2 = *values [i][4];
f4 = *values [i][5];
}
}
for (x=0; x<10 ; x++){
*model[x] = 1 + f2*f22*1/2*(3* pow(cos(*data[x][0]),2) *1 )
+ f4*f42* 1/8*(35*pow(cos(*data[x][0]),4)
 30 *pow(cos(*data[x][0]),4) + 3);
}
}
//======================================================================
double multer (double sig)
{
// this subroutine calcs the constant in front of the exponent summation
// that is constant during the test
double con ;
double pi = 3.14159265359;
con = 1/(sig * sqrt(2*pi));
return (con);
}
//======================================================================
double baysum (double h , double d, double sig)
{
// this sub does the summation portion of the Bayesian analysis
double sum ;
sum =(1*pow((hd),2))/(2*pow(sig,2));
return (sum);
}
//======================================================================
double weight (double elevel, double atmass , double energy)
{
// this sub does the p(HI) calcs for the weights before normalization
// all odd #'s are M's and evens are E's Order goes( E1,M1,E2,M2,ect..)
float ph;
if (elevel == 1) ph = 1.0e14*pow(atmass,2/3)*pow(energy,3);
if (elevel == 2) ph = 7.3e7*pow(atmass,4/3)*pow(energy,5);
if (elevel == 3) ph = 34*pow(atmass,2)*pow(energy,7);
if (elevel == 4) ph = 1.e5*pow(atmass,8/3)*pow(energy,7);
if (elevel == 5) ph = 15.6e13*pow(energy,3);
if (elevel == 6) ph = 3.5e7*pow(atmass,2/3)*pow(energy,5);
if (elevel == 7) ph = 16*pow(atmass,4/3)*pow(energy,7);
if (elevel == 8) ph = 4.5e6*pow(atmass,2)*pow(energy,9);
return (ph);
}
//======================================================================
//======================================================================
// MAIN PROG
//======================================================================
int main ()
{
//FILLING DATA ARRAYS
// ask user for dat file
ifstream dat;
do {
cout << "Input filename where the raw data exist>";
char filename [50];
cin.getline(filename,50);
dat.open(a);
if (!dat.is_open())
cout << "File Does Not Exist!" << endl ;
} while (!dat.is_open());
// read from file and fill arrays
// array reads angle, w(angle) errw(angle)
double* data = new double [15][3];
int x = 0;
double a,b,c,d,e,f;
while ( dat >> a >> b >> c){
data[x][0] = a;
data[x][1] = b;
data[x][2] = c;
// cout << data[x][2] << endl;
x++;
}
// SECOND ARRAY FILLING
// fill arrays for testing models
ifstream table;
do {
cout << "Input filename where the data table exist>";
char file [50];
cin.getline(file,50);
table.open(file);
if (!table.is_open())
cout << "File Does Not Exist!" << endl ;
} while (!table.is_open());
double values [10][6]; //array from 1967 table values are:
// jf , ji,l1,l2,f2,f4
x = 0 ;
while (table >> a >> b >> c >> d >> e >> f){
values [x][0] = a;
values [x][1] = b;
values [x][2] = c;
values [x][3] = d;
values [x][4] = e;
values [x][5] = f;
x++;
}
table.close();
// Ask user for the atomic mass & energy level
float atmass;
cout << "Please enter the atomic mass number>" ;
cin >> atmass;
float energy;
cout << "Please enter the energy (Mev)>" ;
cin >> energy;
double elevel;
double mlevel;
double jm , ji , l1,l2 ,jf;
jm = 9;
jf = 7;
l2 = 2 ;
ji = 11;
l1 = 2 ;
// Done Filling Arrays From File And Grabbing User Input
//======================================================================
// find the proper f2 and f4values from the table for the
// values that we already know ie jm jf and l2
double conf2, conf4;
for ( x = 0 ; x<10 ; x++) {
if (jm==values[x][1] and jf==values[x][0] and l2==values[x][3]){
conf2 = values [x][4];
conf4 = values [x][5];
}
}
double* pmodelw;
pmodelw = new double[15];
mathmodel( ji, jm, l1, conf2, conf4,&data, &values,&pmodelw);
return 0 ;
}
 