source: ThirdParty/mpqc_open/src/lib/chemistry/qc/intv3/int1e.h@ 599eca

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Last change on this file since 599eca was 860145, checked in by Frederik Heber <heber@…>, 8 years ago

Merge commit '0b990dfaa8c6007a996d030163a25f7f5fc8a7e7' as 'ThirdParty/mpqc_open'
  • Property mode set to 100644
File size: 10.2 KB
RevLine 
[0b990d]1//
2// int1e.h
3//
4// Copyright (C) 1996 Limit Point Systems, Inc.
5//
6// Author: Curtis Janssen <cljanss@limitpt.com>
7// Maintainer: LPS
8//
9// This file is part of the SC Toolkit.
10//
11// The SC Toolkit is free software; you can redistribute it and/or modify
12// it under the terms of the GNU Library General Public License as published by
13// the Free Software Foundation; either version 2, or (at your option)
14// any later version.
15//
16// The SC Toolkit is distributed in the hope that it will be useful,
17// but WITHOUT ANY WARRANTY; without even the implied warranty of
18// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19// GNU Library General Public License for more details.
20//
21// You should have received a copy of the GNU Library General Public License
22// along with the SC Toolkit; see the file COPYING.LIB. If not, write to
23// the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
24//
25// The U.S. Government is granted a limited license as per AL 91-7.
26//
27
28#ifdef __GNUG__
29#pragma interface
30#endif
31
32#ifndef _chemistry_qc_int1e_h
33#define _chemistry_qc_int1e_h
34
35#include <util/ref/ref.h>
36#include <chemistry/qc/basis/basis.h>
37#include <chemistry/qc/intv3/fjt.h>
38#include <chemistry/qc/intv3/array.h>
39
40namespace sc {
41
42class Integral;
43
44/** Int1eV3 is a class wrapper for the one body part of the C language
45 IntV3 library. It is used by OneBodyIntV3 and OneBodyDerivIntV3 to
46 implement IntegralV3. */
47class Int1eV3: public RefCount {
48 protected:
49 Integral *integral_;
50
51 Ref<GaussianBasisSet> bs1_;
52 Ref<GaussianBasisSet> bs2_;
53 double *fjttable_;
54 Ref<FJT> fjt_;
55 int bs1_shell_offset_;
56 int bs2_shell_offset_;
57 int bs1_func_offset_;
58 int bs2_func_offset_;
59 int bs1_prim_offset_;
60 int bs2_prim_offset_;
61
62 // statics from comp_1e.c:
63 protected:
64 double oo2zeta_a;
65 double oo2zeta_b;
66 double sMus[3];
67 double sTs;
68 double xi;
69 double A[3];
70 double B[3];
71 double C[3];
72 double ss;
73 double PmA[3];
74 double PmB[3];
75 double PmC[3];
76 double zeta;
77 double oo2zeta;
78 GaussianShell *gshell1, *gshell2;
79 int exponent_weighted;
80 int scale_shell_result;
81 double result_scale_factor;
82 int three_center;
83 Ref<GaussianBasisSet> third_centers;
84 int third_centernum;
85 int init_order;
86 double *buff;
87 double *cartesianbuffer;
88 double *cartesianbuffer_scratch;
89 int mu;
90 IntV3Arraydoublep3 inter;
91 IntV3Arraydoublep3 efield_inter;
92
93 protected:
94 void accum_shell_1der(
95 double *buff, int ish, int jsh,
96 Ref<GaussianBasisSet> dercs, int centernum,
97 double (Int1eV3::*)(int,int,int,int,int,int,int,int)
98 );
99 void accum_shell_block_1der(
100 double *buff, int ish, int jsh,
101 Ref<GaussianBasisSet> dercs, int centernum,
102 void (Int1eV3::*shell_block_function)
103 (int gc1, int a, int gc2, int b,
104 int gcsize2, int gcoff1, int gcoff2,
105 double coef, double *buffer)
106 );
107 double comp_shell_overlap(int gc1, int i1, int j1, int k1,
108 int gc2, int i2, int j2, int k2);
109 double comp_prim_overlap(int i1, int j1, int k1,
110 int i2, int j2, int k2);
111 double comp_shell_kinetic(int gc1, int i1, int j1, int k1,
112 int gc2, int i2, int j2, int k2);
113 double comp_prim_kinetic(int i1, int j1, int k1,
114 int i2, int j2, int k2);
115 double comp_shell_nuclear(int gc1, int i1, int j1, int k1,
116 int gc2, int i2, int j2, int k2);
117 void accum_shell_efield(double *buff, int ish, int jsh);
118 void accum_shell_block_efield(double *buff, int ish, int jsh);
119 double comp_prim_nuclear(int i1, int j1, int k1,
120 int i2, int j2, int k2, int m);
121 void comp_shell_efield(double *efield,
122 int gc1, int i1, int j1, int k1,
123 int gc2, int i2, int j2, int k2);
124 void comp_shell_block_efield(int gc1, int a, int gc2, int b,
125 int gcsize2, int gcoff1, int gcoff2,
126 double coef, double *buffer);
127 double comp_prim_efield(int xyz, int i1, int j1, int k1,
128 int i2, int j2, int k2, int m);
129 void comp_shell_dipole(double* dipole,
130 int gc1, int i1, int j1, int k1,
131 int gc2, int i2, int j2, int k2);
132 double comp_prim_dipole(int axis,
133 int i1, int j1, int k1,
134 int i2, int j2, int k2);
135 void comp_shell_block_nuclear(int gc1, int a, int gc2, int b,
136 int gcsize2, int gcoff1, int gcoff2,
137 double coef, double *buffer);
138 void comp_prim_block_nuclear(int a, int b);
139 void comp_prim_block_nuclear_build_a(int a, int b, int m);
140 void comp_prim_block_nuclear_build_b(int b, int m);
141 void comp_prim_block_efield(int a, int b);
142 void comp_prim_block_efield_build_a(int a, int b, int m);
143 void comp_prim_block_efield_build_b(int b, int m);
144 // routines from comp_1e:
145 protected:
146 void int_accum_shell_overlap_1der(int ish, int jsh,
147 Ref<GaussianBasisSet> dercs,
148 int centernum);
149 void int_done_1e();
150 void int_initialize_1e(int flags, int order);
151#if 0
152 double int_prim_overlap(shell_t *pshell1, shell_t *pshell2,
153 double *pA, double *pB,
154 int prim1, int prim2,
155 int i1, int j1, int k1,
156 int i2, int j2, int k2);
157#endif
158 void int_accum_shell_kinetic(int ish, int jsh);
159 void int_accum_shell_kinetic_1der(int ish, int jsh,
160 Ref<GaussianBasisSet> dercs,
161 int centernum);
162 void int_accum_shell_nuclear_1der(int ish, int jsh,
163 Ref<GaussianBasisSet> dercs,
164 int centernum);
165 void int_accum_shell_nuclear_hfc_1der(int ish, int jsh,
166 Ref<GaussianBasisSet> dercs,
167 int centernum);
168 void int_accum_shell_nuclear_hf_1der(int ish, int jsh,
169 Ref<GaussianBasisSet> dercs,
170 int centernum);
171 void int_accum_shell_nuclear_nonhf_1der(int ish, int jsh,
172 Ref<GaussianBasisSet> dercs,
173 int centernum);
174 void int_accum_shell_efield(int ish, int jsh,
175 double *position);
176 void int_accum_shell_point_charge(int ish, int jsh,
177 int ncharge, const double* charge,
178 const double*const* position);
179 void int_shell_nuclear_hf_1der(int ish, int jsh,
180 Ref<GaussianBasisSet> dercs,
181 int centernum);
182 void int_shell_nuclear_nonhf_1der(int ish, int jsh,
183 Ref<GaussianBasisSet> dercs,
184 int centernum);
185 void int_accum_shell_dipole(int ish, int jsh,
186 double *com);
187
188 // from offsets.cc
189 protected:
190 void int_initialize_offsets1();
191 void int_done_offsets1();
192
193 // from tformv3.cc
194 protected:
195 double *source;
196 int nsourcemax;
197 // transform implementation functions:
198 void transform_init();
199 void transform_done();
200 void source_space(int nsource);
201 void copy_to_source(double *integrals, int nsource);
202 void do_transform_1e(Integral *integ,
203 double *integrals,
204 GaussianShell *sh1, GaussianShell *sh2,
205 int chunk);
206 void transform_1e(Integral *integ,
207 double *integrals, double *target,
208 GaussianShell *sh1, GaussianShell *sh2, int chunk);
209 void accum_transform_1e(Integral *integ,
210 double *integrals, double *target,
211 GaussianShell *sh1, GaussianShell *sh2, int chunk);
212
213 // functions for general use outside of tformv3.cc:
214 void transform_1e(Integral*integ,
215 double *integrals, double *target,
216 GaussianShell *sh1, GaussianShell *sh2);
217 void accum_transform_1e(Integral*integ,
218 double *integrals, double *target,
219 GaussianShell *sh1, GaussianShell *sh2);
220 void transform_1e_xyz(Integral*integ,
221 double *integrals, double *target,
222 GaussianShell *sh1, GaussianShell *sh2);
223 void accum_transform_1e_xyz(Integral*integ,
224 double *integrals, double *target,
225 GaussianShell *sh1, GaussianShell *sh2);
226
227 public:
228 Int1eV3(Integral *,
229 const Ref<GaussianBasisSet>&,
230 const Ref<GaussianBasisSet>&,
231 int order);
232 ~Int1eV3();
233
234 double *buffer() { return buff; }
235 Ref<GaussianBasisSet> basis() { if (bs1_==bs2_) return bs1_; return 0; }
236 Ref<GaussianBasisSet> basis1() { return bs1_; }
237 Ref<GaussianBasisSet> basis2() { return bs2_; }
238
239 void kinetic(int ish, int jsh);
240 void nuclear_slow(int ish, int jsh);
241 void nuclear(int ish, int jsh);
242 void overlap(int ish, int jsh);
243 void hcore(int ish, int jsh);
244 void efield(int ish, int jsh, double position[3]);
245 void point_charge(int ish, int jsh,
246 int ncharge, const double* charge,
247 const double*const* position);
248 void dipole(int ish, int jsh,
249 double *com);
250
251 void hcore_1der(int ish, int jsh,
252 int dercs, int centernum);
253 void kinetic_1der(int ish, int jsh,
254 int dercs, int centernum);
255 void nuclear_1der(int ish, int jsh,
256 int dercs, int centernum);
257 void overlap_1der(int ish, int jsh,
258 int dercs, int centernum);
259};
260
261}
262
263#endif
264
265// Local Variables:
266// mode: c++
267// c-file-style: "CLJ"
268// End:
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