16 #include <analysis/ContinuumSuppression/FoxWolfram.h>
30 for (
auto iter1 = begin; iter1 != end; iter1++) {
31 const TVector3 pVec1 = (*iter1);
32 double pMag1 = pVec1.Mag();
35 for (
auto iter2 = iter1; iter2 != end; iter2++) {
36 const TVector3 pVec2 = (*iter2);
37 double magProd = pMag1 * pVec2.Mag();
38 double cTheta = pVec1.Dot(pVec2) / magProd;
43 if (iter1 != iter2) magProd *= 2;
49 double cTheta2 = cTheta * cTheta;
50 double cTheta3 = cTheta2 * cTheta;
51 double cTheta4 = cTheta2 * cTheta2;
54 m_moment[2] += magProd * 0.5 * (3.*cTheta2 - 1);
55 m_moment[3] += magProd * 0.5 * (5.*cTheta3 - 3.*cTheta);
56 m_moment[4] += magProd * 0.125 * (35.*cTheta4 - 30.*cTheta2 + 3.);
74 for (
auto iter1 = begin; iter1 != end; iter1++) {
75 const TVector3 pVec1 = (*iter1);
76 double pMag1 = pVec1.Mag();
79 for (
auto iter2 = iter1; iter2 != end; iter2++) {
80 const TVector3 pVec2 = (*iter2);
81 double magProd = pMag1 * pVec2.Mag();
82 double cTheta = pVec1.Dot(pVec2) / magProd;
87 if (iter1 != iter2) magProd *= 2;
93 double cTheta2 = cTheta * cTheta;
94 double cTheta3 = cTheta2 * cTheta;
95 double cTheta4 = cTheta2 * cTheta2;
96 double cTheta5 = cTheta4 * cTheta;
97 double cTheta6 = cTheta3 * cTheta3;
98 double cTheta7 = cTheta6 * cTheta;
99 double cTheta8 = cTheta4 * cTheta4;
103 m_moment[2] += magProd * 0.5 * (3.*cTheta2 - 1);
104 m_moment[3] += magProd * 0.5 * (5.*cTheta3 - 3.*cTheta);
105 m_moment[4] += magProd * 0.125 * (35.*cTheta4 - 30.*cTheta2 + 3.);
106 m_moment[5] += magProd * 0.125 * (63.*cTheta5 - 70 * cTheta3 + 15.*cTheta);
107 m_moment[6] += magProd * 0.0625 * (231.*cTheta6 - 315 * cTheta4 + 105 * cTheta2 - 5.);
108 m_moment[7] += magProd * 0.0625 * (429.*cTheta7 - 693.*cTheta5 + 315.*cTheta3 - 35.*cTheta);
109 m_moment[8] += magProd * 0.0078125 * (6435.*cTheta8 - 12012.*cTheta6 + 6930.*cTheta4 - 1260.*cTheta2 + 35.);