1 |
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2 | namespace sc {
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3 |
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4 | class LocalUHFContribution {
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5 | private:
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6 | double * const gmata;
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7 | double * const gmatb;
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8 | double * const pmata;
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9 | double * const pmatb;
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10 |
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11 | public:
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12 | LocalUHFContribution(double *ga, double *pa, double *gb, double *pb) :
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13 | gmata(ga), gmatb(gb), pmata(pa), pmatb(pb) {}
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14 | ~LocalUHFContribution() {}
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15 |
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16 | void set_bound(double,double) {};
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17 |
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18 | inline void cont1(int ij, int kl, double val) {
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19 | gmata[ij] += val*(pmata[kl]+pmatb[kl]);
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20 | gmata[kl] += val*(pmata[ij]+pmatb[ij]);
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21 |
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22 | gmatb[ij] += val*(pmata[kl]+pmatb[kl]);
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23 | gmatb[kl] += val*(pmata[ij]+pmatb[ij]);
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24 | }
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25 |
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26 | inline void cont2(int ij, int kl, double val) {
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27 | val *= 0.5;
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28 | gmata[ij] -= val*pmata[kl];
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29 | gmata[kl] -= val*pmata[ij];
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30 |
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31 | gmatb[ij] -= val*pmatb[kl];
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32 | gmatb[kl] -= val*pmatb[ij];
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33 | }
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34 |
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35 | inline void cont3(int ij, int kl, double val) {
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36 | gmata[ij] -= val*pmata[kl];
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37 | gmata[kl] -= val*pmata[ij];
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38 |
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39 | gmatb[ij] -= val*pmatb[kl];
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40 | gmatb[kl] -= val*pmatb[ij];
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41 | }
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42 |
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43 | inline void cont4(int ij, int kl, double val) {
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44 | cont1(ij,kl,val);
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45 | cont2(ij,kl,val);
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46 | }
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47 |
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48 | inline void cont5(int ij, int kl, double val) {
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49 | cont1(ij,kl,val);
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50 | cont3(ij,kl,val);
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51 | }
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52 | };
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53 |
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54 | class LocalUHFEnergyContribution {
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55 | private:
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56 | double * const pmata;
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57 | double * const pmatb;
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58 |
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59 | public:
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60 | double ec;
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61 | double ex;
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62 |
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63 | LocalUHFEnergyContribution(double *a, double *b) : pmata(a), pmatb(b) {
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64 | ec=ex=0;
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65 | }
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66 |
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67 | ~LocalUHFEnergyContribution() {}
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68 |
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69 | void set_bound(double,double) {};
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70 |
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71 | inline void cont1(int ij, int kl, double val) {
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72 | ec += val*(pmata[ij]+pmatb[ij])*(pmata[kl]+pmatb[kl]);
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73 | }
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74 |
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75 | inline void cont2(int ij, int kl, double val) {
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76 | ex -= 0.5*val*(pmata[ij]*pmata[kl]+pmatb[ij]*pmatb[kl]);
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77 | }
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78 |
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79 | inline void cont3(int ij, int kl, double val) {
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80 | ex -= val*(pmata[ij]*pmata[kl]+pmatb[ij]*pmatb[kl]);
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81 | }
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82 |
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83 | inline void cont4(int ij, int kl, double val) {
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84 | cont1(ij,kl,val);
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85 | cont2(ij,kl,val);
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86 | }
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87 |
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88 | inline void cont5(int ij, int kl, double val) {
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89 | cont1(ij,kl,val);
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90 | cont3(ij,kl,val);
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91 | }
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92 | };
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93 |
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94 | class LocalUHFGradContribution {
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95 | private:
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96 | double * const pmata;
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97 | double * const pmatb;
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98 |
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99 | public:
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100 | LocalUHFGradContribution(double *a, double *b) : pmata(a), pmatb(b) {}
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101 | ~LocalUHFGradContribution() {}
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102 |
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103 | inline double cont1(int ij, int kl) {
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104 | return (pmata[ij]*pmata[kl])+(pmatb[ij]*pmatb[kl]) +
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105 | (pmata[ij]*pmatb[kl])+(pmatb[ij]*pmata[kl]);
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106 | }
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107 |
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108 | inline double cont2(int ij, int kl) {
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109 | return 2*((pmata[ij]*pmata[kl])+(pmatb[ij]*pmatb[kl]));
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110 | }
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111 | };
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112 |
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113 | }
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