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root/group/trunk/OOPSE/libmdtools/GhostBend.cpp
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Comparing trunk/OOPSE/libmdtools/GhostBend.cpp (file contents):
Revision 539 by mmeineke, Tue May 20 16:44:06 2003 UTC vs.
Revision 670 by mmeineke, Thu Aug 7 21:47:18 2003 UTC

# Line 48 | Line 48 | void GhostBend::calc_forces(){
48    double daxi, dayi, dazi, daxk, dayk, dazk, daxj, dayj, dazj;
49    double u[3];
50    
51 <  dx = c_p_a->getX() - atomB->getX();
52 <  dy = c_p_a->getY() - atomB->getY();
53 <  dz = c_p_a->getZ() - atomB->getZ();
54 <
51 >  double aR[3], bR[3];
52 >  double aF[3], bF[3], bTrq[3];
53 >
54 >  c_p_a->getPos( aR );
55 >  c_p_b->getPos( bR );
56 >  
57 >
58 >  dx = aR[0] - bR[0];
59 >  dy = aR[1] - bR[1];
60 >  dz = aR[2] - bR[2];
61 >
62    atomB->getU(u);
63  
64    gx = u[0];
# Line 126 | Line 133 | void GhostBend::calc_forces(){
133    dayj = -dayi - dayk;
134    dazj = -dazi - dazk;
135  
136 <  c_p_a->addFx(daxi);
137 <  c_p_a->addFy(dayi);
138 <  c_p_a->addFz(dazi);
136 >  aF[0] = daxi;
137 >  aF[1] = dayi;
138 >  aF[2] = dazi;
139  
140 <  atomB->addFx(daxj + daxk);
141 <  atomB->addFy(dayj + dayk);
142 <  atomB->addFz(dazj + dazk);
140 >  bF[0] = daxj + daxk;
141 >  bF[1] = dayj + dayk;
142 >  bF[2] = dazj + dazk;
143  
144 <  atomB->addTx(gy*dazk - gz*dayk);
145 <  atomB->addTy(gz*daxk - gx*dazk);
146 <  atomB->addTz(gx*dayk - gy*daxk);
147 <
144 >  bTrq[0] = gy*dazk - gz*dayk;
145 >  bTrq[1] = gz*daxk - gx*dazk;
146 >  bTrq[2] = gx*dayk - gy*daxk;
147 >  
148 >  
149 >  c_p_a->addFrc( aF );
150 >  atomB->addFrc( bF );
151 >  atomB->addTrq( bTrq );
152 >  
153    return;
154   }
155  

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