2 * Copyright (c) Erik Lindahl, David van der Spoel 2003
4 * This file is generated automatically at compile time
5 * by the program mknb in the Gromacs distribution.
7 * Options used when generation this file:
11 * Software invsqrt: no
20 #ifdef GMX_THREAD_SHM_FDECOMP
21 #include<thread_mpi.h>
23 #define ALMOST_ZERO 1e-30
24 #define ALMOST_ONE 1-(1e-30)
27 #include "nb_kernel231_adress.h"
32 * Gromacs nonbonded kernel nb_kernel231_adress_cg
33 * Coulomb interaction: Reaction field
34 * VdW interaction: Tabulated
35 * water optimization: SPC/TIP3P - other atoms
36 * Calculate forces: yes
38 void nb_kernel231_adress_cg(
72 int nri,ntype,nthreads;
73 real facel,krf,crf,tabscale,gbtabscale;
74 int n,ii,is3,ii3,k,nj0,nj1,jnr,j3,ggid;
75 int nn0,nn1,nouter,ninner;
87 real Y,F,Geps,Heps2,Fp,VV;
91 real ix1,iy1,iz1,fix1,fiy1,fiz1;
92 real ix2,iy2,iz2,fix2,fiy2,fiz2;
93 real ix3,iy3,iz3,fix3,fiy3,fiz3;
94 real jx1,jy1,jz1,fjx1,fjy1,fjz1;
95 real dx11,dy11,dz11,rsq11,rinv11;
96 real dx21,dy21,dz21,rsq21,rinv21;
97 real dx31,dy31,dz31,rsq31,rinv31;
100 real weight_cg1, weight_cg2, weight_product;
105 nthreads = *p_nthreads;
109 tabscale = *p_tabscale;
111 qO = facel*charge[ii];
112 qH = facel*charge[ii+1];
113 nti = 2*ntype*type[ii];
120 #ifdef GMX_THREAD_SHM_FDECOMP
121 tMPI_Thread_mutex_lock((tMPI_Thread_mutex_t *)mtx);
123 nn1 = nn0+(nri-nn0)/(2*nthreads)+10;
125 tMPI_Thread_mutex_unlock((tMPI_Thread_mutex_t *)mtx);
132 for(n=nn0; (n<nn1); n++)
136 shY = shiftvec[is3+1];
137 shZ = shiftvec[is3+2];
142 ix1 = shX + pos[ii3+0];
143 iy1 = shY + pos[ii3+1];
144 iz1 = shZ + pos[ii3+2];
145 ix2 = shX + pos[ii3+3];
146 iy2 = shY + pos[ii3+4];
147 iz2 = shZ + pos[ii3+5];
148 ix3 = shX + pos[ii3+6];
149 iy3 = shY + pos[ii3+7];
150 iz3 = shZ + pos[ii3+8];
164 for(k=nj0; (k<nj1); k++)
167 weight_cg2 = wf[jnr];
168 weight_product = weight_cg1*weight_cg2;
169 if (weight_product < ALMOST_ZERO) {
172 else if (weight_product >= ALMOST_ONE)
174 /* force is zero, skip this molecule */
179 hybscal = 1.0 - weight_product;
188 rsq11 = dx11*dx11+dy11*dy11+dz11*dz11;
192 rsq21 = dx21*dx21+dy21*dy21+dz21*dz21;
196 rsq31 = dx31*dx31+dy31*dy31+dz31*dz31;
197 rinv11 = 1.0/sqrt(rsq11);
198 rinv21 = 1.0/sqrt(rsq21);
199 rinv31 = 1.0/sqrt(rsq31);
202 tj = nti+2*type[jnr];
204 c12 = vdwparam[tj+1];
205 rinvsq = rinv11*rinv11;
207 vcoul = qq*(rinv11+krsq-crf);
217 Geps = eps*VFtab[nnn+2];
218 Heps2 = eps2*VFtab[nnn+3];
221 FF = Fp+Geps+2.0*Heps2;
227 Geps = eps*VFtab[nnn+2];
228 Heps2 = eps2*VFtab[nnn+3];
231 FF = Fp+Geps+2.0*Heps2;
234 Vvdwtot = Vvdwtot+ Vvdw6 + Vvdw12;
235 fscal = (qq*(rinv11-2.0*krsq))*rinvsq-((fijD+fijR)*tabscale)*rinv11;
243 fjx1 = faction[j3+0] - tx;
244 fjy1 = faction[j3+1] - ty;
245 fjz1 = faction[j3+2] - tz;
247 rinvsq = rinv21*rinv21;
249 vcoul = qq*(rinv21+krsq-crf);
251 fscal = (qq*(rinv21-2.0*krsq))*rinvsq;
262 rinvsq = rinv31*rinv31;
264 vcoul = qq*(rinv31+krsq-crf);
266 fscal = (qq*(rinv31-2.0*krsq))*rinvsq;
274 faction[j3+0] = fjx1 - tx;
275 faction[j3+1] = fjy1 - ty;
276 faction[j3+2] = fjz1 - tz;
279 faction[ii3+0] = faction[ii3+0] + fix1;
280 faction[ii3+1] = faction[ii3+1] + fiy1;
281 faction[ii3+2] = faction[ii3+2] + fiz1;
282 faction[ii3+3] = faction[ii3+3] + fix2;
283 faction[ii3+4] = faction[ii3+4] + fiy2;
284 faction[ii3+5] = faction[ii3+5] + fiz2;
285 faction[ii3+6] = faction[ii3+6] + fix3;
286 faction[ii3+7] = faction[ii3+7] + fiy3;
287 faction[ii3+8] = faction[ii3+8] + fiz3;
288 fshift[is3] = fshift[is3]+fix1+fix2+fix3;
289 fshift[is3+1] = fshift[is3+1]+fiy1+fiy2+fiy3;
290 fshift[is3+2] = fshift[is3+2]+fiz1+fiz2+fiz3;
292 Vc[ggid] = Vc[ggid] + vctot;
293 Vvdw[ggid] = Vvdw[ggid] + Vvdwtot;
294 ninner = ninner + nj1 - nj0;
297 nouter = nouter + nn1 - nn0;
310 * Gromacs nonbonded kernel nb_kernel231_adress_ex
311 * Coulomb interaction: Reaction field
312 * VdW interaction: Tabulated
313 * water optimization: SPC/TIP3P - other atoms
314 * Calculate forces: yes
316 void nb_kernel231_adress_ex(
350 int nri,ntype,nthreads;
351 real facel,krf,crf,tabscale,gbtabscale;
352 int n,ii,is3,ii3,k,nj0,nj1,jnr,j3,ggid;
353 int nn0,nn1,nouter,ninner;
365 real Y,F,Geps,Heps2,Fp,VV;
369 real ix1,iy1,iz1,fix1,fiy1,fiz1;
370 real ix2,iy2,iz2,fix2,fiy2,fiz2;
371 real ix3,iy3,iz3,fix3,fiy3,fiz3;
372 real jx1,jy1,jz1,fjx1,fjy1,fjz1;
373 real dx11,dy11,dz11,rsq11,rinv11;
374 real dx21,dy21,dz21,rsq21,rinv21;
375 real dx31,dy31,dz31,rsq31,rinv31;
378 real weight_cg1, weight_cg2, weight_product;
383 nthreads = *p_nthreads;
387 tabscale = *p_tabscale;
389 qO = facel*charge[ii];
390 qH = facel*charge[ii+1];
391 nti = 2*ntype*type[ii];
398 #ifdef GMX_THREAD_SHM_FDECOMP
399 tMPI_Thread_mutex_lock((tMPI_Thread_mutex_t *)mtx);
401 nn1 = nn0+(nri-nn0)/(2*nthreads)+10;
403 tMPI_Thread_mutex_unlock((tMPI_Thread_mutex_t *)mtx);
410 for(n=nn0; (n<nn1); n++)
414 shY = shiftvec[is3+1];
415 shZ = shiftvec[is3+2];
420 ix1 = shX + pos[ii3+0];
421 iy1 = shY + pos[ii3+1];
422 iz1 = shZ + pos[ii3+2];
423 ix2 = shX + pos[ii3+3];
424 iy2 = shY + pos[ii3+4];
425 iz2 = shZ + pos[ii3+5];
426 ix3 = shX + pos[ii3+6];
427 iy3 = shY + pos[ii3+7];
428 iz3 = shZ + pos[ii3+8];
442 for(k=nj0; (k<nj1); k++)
445 weight_cg2 = wf[jnr];
446 weight_product = weight_cg1*weight_cg2;
447 if (weight_product < ALMOST_ZERO) {
448 /* force is zero, skip this molecule */
451 else if (weight_product >= ALMOST_ONE)
457 hybscal = weight_product;
466 rsq11 = dx11*dx11+dy11*dy11+dz11*dz11;
470 rsq21 = dx21*dx21+dy21*dy21+dz21*dz21;
474 rsq31 = dx31*dx31+dy31*dy31+dz31*dz31;
475 rinv11 = 1.0/sqrt(rsq11);
476 rinv21 = 1.0/sqrt(rsq21);
477 rinv31 = 1.0/sqrt(rsq31);
480 tj = nti+2*type[jnr];
482 c12 = vdwparam[tj+1];
483 rinvsq = rinv11*rinv11;
485 vcoul = qq*(rinv11+krsq-crf);
495 Geps = eps*VFtab[nnn+2];
496 Heps2 = eps2*VFtab[nnn+3];
499 FF = Fp+Geps+2.0*Heps2;
505 Geps = eps*VFtab[nnn+2];
506 Heps2 = eps2*VFtab[nnn+3];
509 FF = Fp+Geps+2.0*Heps2;
512 Vvdwtot = Vvdwtot+ Vvdw6 + Vvdw12;
513 fscal = (qq*(rinv11-2.0*krsq))*rinvsq-((fijD+fijR)*tabscale)*rinv11;
515 if(force_cap>0 && (fabs(fscal)> force_cap)){
516 fscal=force_cap*fscal/fabs(fscal);
524 fjx1 = faction[j3+0] - tx;
525 fjy1 = faction[j3+1] - ty;
526 fjz1 = faction[j3+2] - tz;
528 rinvsq = rinv21*rinv21;
530 vcoul = qq*(rinv21+krsq-crf);
532 fscal = (qq*(rinv21-2.0*krsq))*rinvsq;
534 if(force_cap>0 && (fabs(fscal)> force_cap)){
535 fscal=force_cap*fscal/fabs(fscal);
546 rinvsq = rinv31*rinv31;
548 vcoul = qq*(rinv31+krsq-crf);
550 fscal = (qq*(rinv31-2.0*krsq))*rinvsq;
552 if(force_cap>0 && (fabs(fscal)> force_cap)){
553 fscal=force_cap*fscal/fabs(fscal);
561 faction[j3+0] = fjx1 - tx;
562 faction[j3+1] = fjy1 - ty;
563 faction[j3+2] = fjz1 - tz;
566 faction[ii3+0] = faction[ii3+0] + fix1;
567 faction[ii3+1] = faction[ii3+1] + fiy1;
568 faction[ii3+2] = faction[ii3+2] + fiz1;
569 faction[ii3+3] = faction[ii3+3] + fix2;
570 faction[ii3+4] = faction[ii3+4] + fiy2;
571 faction[ii3+5] = faction[ii3+5] + fiz2;
572 faction[ii3+6] = faction[ii3+6] + fix3;
573 faction[ii3+7] = faction[ii3+7] + fiy3;
574 faction[ii3+8] = faction[ii3+8] + fiz3;
575 fshift[is3] = fshift[is3]+fix1+fix2+fix3;
576 fshift[is3+1] = fshift[is3+1]+fiy1+fiy2+fiy3;
577 fshift[is3+2] = fshift[is3+2]+fiz1+fiz2+fiz3;
579 Vc[ggid] = Vc[ggid] + vctot;
580 Vvdw[ggid] = Vvdw[ggid] + Vvdwtot;
581 ninner = ninner + nj1 - nj0;
584 nouter = nouter + nn1 - nn0;