rex d3q19 (broken)
This commit is contained in:
James McClure
parent
9c63613373
commit
b3dfc014d8
507
cpu/Poisson.cpp
507
cpu/Poisson.cpp
@ -1,3 +1,4 @@
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#include <math.h>
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extern "C" void
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ScaLBL_D3Q7_AAodd_Poisson_ElectricPotential(int *neighborList, int *Map,
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@ -444,34 +445,478 @@ extern "C" void ScaLBL_D3Q7_PoissonResidualError(
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// }
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//}
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//extern "C" void ScaLBL_D3Q7_Poisson_getElectricField(double *dist, double *ElectricField, double tau, int Np){
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// int n;
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// // distributions
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// double f1,f2,f3,f4,f5,f6;
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// double Ex,Ey,Ez;
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// double rlx=1.0/tau;
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//
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// for (n=0; n<Np; n++){
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// //........................................................................
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// // Registers to store the distributions
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// //........................................................................
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// f1 = dist[Np+n];
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// f2 = dist[2*Np+n];
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// f3 = dist[3*Np+n];
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// f4 = dist[4*Np+n];
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// f5 = dist[5*Np+n];
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// f6 = dist[6*Np+n];
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// //.................Compute the Electric Field...................................
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// //Ex = (f1-f2)*rlx*4.5;//NOTE the unit of electric field here is V/lu
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// //Ey = (f3-f4)*rlx*4.5;
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// //Ez = (f5-f6)*rlx*4.5;
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// Ex = (f1-f2)*rlx*4.0;//NOTE the unit of electric field here is V/lu
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// Ey = (f3-f4)*rlx*4.0;
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// Ez = (f5-f6)*rlx*4.0;
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// //..................Write the Electric Field.....................................
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// ElectricField[0*Np+n] = Ex;
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// ElectricField[1*Np+n] = Ey;
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// ElectricField[2*Np+n] = Ez;
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// //........................................................................
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// }
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//}
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extern "C" void ScaLBL_D3Q19_Poisson_getElectricField(double *dist, double *ElectricField, double tau, int Np){
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int n;
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double f0, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15,
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f16, f17, f18;
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double Ex,Ey,Ez;
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double rlx=1.0/tau;
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for (n=0; n<Np; n++){
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//........................................................................
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// Registers to store the distributions
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//........................................................................
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f1 = dist[2 * Np + n];
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f2 = dist[1 * Np + n];
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f3 = dist[4 * Np + n];
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f4 = dist[3 * Np + n];
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f5 = dist[6 * Np + n];
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f6 = dist[5 * Np + n];
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f7 = dist[8 * Np + n];
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f8 = dist[7 * Np + n];
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f9 = dist[10 * Np + n];
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f10 = dist[9 * Np + n];
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f11 = dist[12 * Np + n];
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f12 = dist[11 * Np + n];
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f13 = dist[14 * Np + n];
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f14 = dist[13 * Np + n];
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f15 = dist[16 * Np + n];
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f16 = dist[15 * Np + n];
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f17 = dist[18 * Np + n];
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f18 = dist[17 * Np + n];
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//.................Compute the Electric Field...................................
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Ex = (f1 - f2 + f7 - f8 + f9 - f10 + f11 - f12 + f13 - f14)*rlx*3.0;//NOTE the unit of electric field here is V/lu
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Ey = (f3 - f4 + f7 - f8 - f9 + f10 + f15 - f16 + f17 - f18)*rlx*3.0;
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Ez = (f5 - f6 + f11 - f12 - f13 + f14 + f15 - f16 - f17 + f18)*rlx*3.0;
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//..................Write the Electric Field.....................................
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ElectricField[0*Np+n] = Ex;
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ElectricField[1*Np+n] = Ey;
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ElectricField[2*Np+n] = Ez;
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//........................................................................
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}
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}
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extern "C" void
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ScaLBL_D3Q19_AAodd_Poisson_ElectricPotential(int *neighborList, int *Map,
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double *dist, double *Den_charge, double *Psi,
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double epsilon_LB, bool UseSlippingVelBC,
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int start, int finish, int Np) {
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int n;
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double psi,sum; //electric potential
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double rho_e; //local charge density
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double Gs;
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double f0, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15,
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f16, f17, f18;
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int nr1, nr2, nr3, nr4, nr5, nr6, nr7, nr8, nr9, nr10, nr11, nr12, nr13,
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nr14, nr15, nr16, nr17, nr18;
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int idx;
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for (n = start; n < finish; n++) {
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// q=0
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f0 = dist[n];
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// q=1
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nr1 = neighborList[n]; // neighbor 2 ( > 10Np => odd part of dist)
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f1 = dist[nr1]; // reading the f1 data into register fq
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nr2 = neighborList[n + Np]; // neighbor 1 ( < 10Np => even part of dist)
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f2 = dist[nr2]; // reading the f2 data into register fq
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// q=3
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nr3 = neighborList[n + 2 * Np]; // neighbor 4
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f3 = dist[nr3];
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// q = 4
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nr4 = neighborList[n + 3 * Np]; // neighbor 3
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f4 = dist[nr4];
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// q=5
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nr5 = neighborList[n + 4 * Np];
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f5 = dist[nr5];
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// q = 6
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nr6 = neighborList[n + 5 * Np];
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f6 = dist[nr6];
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// q=7
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nr7 = neighborList[n + 6 * Np];
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f7 = dist[nr7];
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// q = 8
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nr8 = neighborList[n + 7 * Np];
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f8 = dist[nr8];
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// q=9
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nr9 = neighborList[n + 8 * Np];
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f9 = dist[nr9];
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// q = 10
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nr10 = neighborList[n + 9 * Np];
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f10 = dist[nr10];
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// q=11
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nr11 = neighborList[n + 10 * Np];
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f11 = dist[nr11];
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// q=12
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nr12 = neighborList[n + 11 * Np];
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f12 = dist[nr12];
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// q=13
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nr13 = neighborList[n + 12 * Np];
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f13 = dist[nr13];
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// q=14
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nr14 = neighborList[n + 13 * Np];
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f14 = dist[nr14];
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// q=15
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nr15 = neighborList[n + 14 * Np];
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f15 = dist[nr15];
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// q=16
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nr16 = neighborList[n + 15 * Np];
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f16 = dist[nr16];
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// q=17
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//fq = dist[18*Np+n];
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nr17 = neighborList[n + 16 * Np];
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f17 = dist[nr17];
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// q=18
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nr18 = neighborList[n + 17 * Np];
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f18 = dist[nr18];
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psi = f0 + f2 + f1 + f4 + f3 + f6 + f5 + f8 + f7 + f10 + f9 + f12 +
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f11 + f14 + f13 + f16 + f15 + f18 + f17;
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idx = Map[n];
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Psi[idx] = psi;
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}
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}
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extern "C" void ScaLBL_D3Q19_AAeven_Poisson_ElectricPotential(
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int *Map, double *dist, double *Den_charge, double *Psi, double epsilon_LB, bool UseSlippingVelBC, int start, int finish, int Np) {
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int n;
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double psi,sum; //electric potential
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double rho_e; //local charge density
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double f0, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15,
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f16, f17, f18;
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double Gs;
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int idx;
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for (n = start; n < finish; n++) {
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//........................................................................
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// q=0
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f0 = dist[n];
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f1 = dist[2 * Np + n];
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f2 = dist[1 * Np + n];
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f3 = dist[4 * Np + n];
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f4 = dist[3 * Np + n];
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f5 = dist[6 * Np + n];
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f6 = dist[5 * Np + n];
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f7 = dist[8 * Np + n];
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f8 = dist[7 * Np + n];
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f9 = dist[10 * Np + n];
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f10 = dist[9 * Np + n];
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f11 = dist[12 * Np + n];
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f12 = dist[11 * Np + n];
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f13 = dist[14 * Np + n];
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f14 = dist[13 * Np + n];
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f15 = dist[16 * Np + n];
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f16 = dist[15 * Np + n];
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f17 = dist[18 * Np + n];
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f18 = dist[17 * Np + n];
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psi = f0 + f2 + f1 + f4 + f3 + f6 + f5 + f8 + f7 + f10 + f9 + f12 +
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f11 + f14 + f13 + f16 + f15 + f18 + f17;
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idx = Map[n];
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Psi[idx] = psi;
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}
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}
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extern "C" void ScaLBL_D3Q19_AAodd_Poisson(int *neighborList, int *Map,
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double *dist, double *Den_charge,
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double *Psi, double *ElectricField,
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double tau, double epsilon_LB, bool UseSlippingVelBC,
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int start, int finish, int Np) {
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int n;
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double psi; //electric potential
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double Ex, Ey, Ez; //electric field
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double rho_e; //local charge density
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double f0, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15,
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f16, f17, f18;
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int nr1, nr2, nr3, nr4, nr5, nr6, nr7, nr8, nr9, nr10, nr11, nr12, nr13,
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nr14, nr15, nr16, nr17, nr18;
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double Gs;
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double rlx = 1.0 / tau;
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int idx;
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for (n = start; n < finish; n++) {
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//Load data
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//When Helmholtz-Smoluchowski slipping velocity BC is used, the bulk fluid is considered as electroneutral
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//and thus the net space charge density is zero.
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rho_e = (UseSlippingVelBC==1) ? 0.0 : Den_charge[n] / epsilon_LB;
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idx = Map[n];
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psi = Psi[idx];
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// q=0
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f0 = dist[n];
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// q=1
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nr1 = neighborList[n]; // neighbor 2 ( > 10Np => odd part of dist)
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f1 = dist[nr1]; // reading the f1 data into register fq
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nr2 = neighborList[n + Np]; // neighbor 1 ( < 10Np => even part of dist)
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f2 = dist[nr2]; // reading the f2 data into register fq
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// q=3
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nr3 = neighborList[n + 2 * Np]; // neighbor 4
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f3 = dist[nr3];
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// q = 4
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nr4 = neighborList[n + 3 * Np]; // neighbor 3
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f4 = dist[nr4];
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// q=5
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nr5 = neighborList[n + 4 * Np];
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f5 = dist[nr5];
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// q = 6
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nr6 = neighborList[n + 5 * Np];
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f6 = dist[nr6];
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// q=7
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nr7 = neighborList[n + 6 * Np];
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f7 = dist[nr7];
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// q = 8
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nr8 = neighborList[n + 7 * Np];
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f8 = dist[nr8];
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// q=9
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nr9 = neighborList[n + 8 * Np];
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f9 = dist[nr9];
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// q = 10
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nr10 = neighborList[n + 9 * Np];
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f10 = dist[nr10];
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// q=11
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nr11 = neighborList[n + 10 * Np];
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f11 = dist[nr11];
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// q=12
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nr12 = neighborList[n + 11 * Np];
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f12 = dist[nr12];
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// q=13
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nr13 = neighborList[n + 12 * Np];
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f13 = dist[nr13];
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// q=14
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nr14 = neighborList[n + 13 * Np];
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f14 = dist[nr14];
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// q=15
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nr15 = neighborList[n + 14 * Np];
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f15 = dist[nr15];
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// q=16
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nr16 = neighborList[n + 15 * Np];
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f16 = dist[nr16];
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// q=17
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//fq = dist[18*Np+n];
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nr17 = neighborList[n + 16 * Np];
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f17 = dist[nr17];
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// q=18
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nr18 = neighborList[n + 17 * Np];
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f18 = dist[nr18];
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Ex = (f1 - f2 + f7 - f8 + f9 - f10 + f11 - f12 + f13 - f14)*rlx*3.0;//NOTE the unit of electric field here is V/lu
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Ey = (f3 - f4 + f7 - f8 - f9 + f10 + f15 - f16 + f17 - f18)*rlx*3.0;
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Ez = (f5 - f6 + f11 - f12 - f13 + f14 + f15 - f16 - f17 + f18)*rlx*3.0;
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ElectricField[n + 0 * Np] = Ex;
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ElectricField[n + 1 * Np] = Ey;
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ElectricField[n + 2 * Np] = Ez;
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// q = 0
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dist[n] = f0 * (1.0 - rlx) + 0.3333333333333333 * (rlx * psi + rho_e);
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// q = 1
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dist[nr2] = f1 * (1.0 - rlx) + 0.05555555555555555 * (rlx * psi + rho_e);
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// q = 2
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dist[nr1] = f2 * (1.0 - rlx) + 0.05555555555555555 * (rlx * psi + rho_e);
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// q = 3
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dist[nr4] = f3 * (1.0 - rlx) + 0.05555555555555555 * (rlx * psi + rho_e);
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// q = 4
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dist[nr3] = f4 * (1.0 - rlx) + 0.05555555555555555 * (rlx * psi + rho_e);
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// q = 5
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dist[nr6] = f5 * (1.0 - rlx) + 0.05555555555555555 * (rlx * psi + rho_e);
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// q = 6
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dist[nr5] = f6 * (1.0 - rlx) + 0.05555555555555555 * (rlx * psi + rho_e);
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//........................................................................
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// q = 7
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dist[nr8] = f7 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
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// q = 8
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dist[nr7] = f8 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
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// q = 9
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dist[nr10] = f9 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
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// q = 10
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dist[nr9] = f10 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
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// q = 11
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dist[nr12] = f11 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
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// q = 12
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dist[nr11] = f12 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
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// q = 13
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dist[nr14] = f13 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
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// q= 14
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dist[nr13] = f14 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
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// q = 15
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dist[nr16] = f15 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
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// q = 16
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dist[nr15] = f16 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
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// q = 17
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dist[nr18] = f17 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
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// q = 18
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dist[nr17] = f18 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
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}
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}
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extern "C" void ScaLBL_D3Q19_AAeven_Poisson(int *Map, double *dist,
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double *Den_charge, double *Psi,
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double *ElectricField, double tau,
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double epsilon_LB, bool UseSlippingVelBC,
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int start, int finish, int Np) {
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int n;
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double psi; //electric potential
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double Ex, Ey, Ez; //electric field
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double rho_e; //local charge density
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double f0, f1, f2, f3, f4, f5, f6, f7, f8, f9, f10, f11, f12, f13, f14, f15,
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f16, f17, f18;
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double Gs;
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double rlx = 1.0 / tau;
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int idx;
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for (n = start; n < finish; n++) {
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//Load data
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//When Helmholtz-Smoluchowski slipping velocity BC is used, the bulk fluid is considered as electroneutral
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//and thus the net space charge density is zero.
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rho_e = (UseSlippingVelBC==1) ? 0.0 : Den_charge[n] / epsilon_LB;
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idx = Map[n];
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psi = Psi[idx];
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f0 = dist[n];
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f1 = dist[2 * Np + n];
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f2 = dist[1 * Np + n];
|
||||
f3 = dist[4 * Np + n];
|
||||
f4 = dist[3 * Np + n];
|
||||
f5 = dist[6 * Np + n];
|
||||
f6 = dist[5 * Np + n];
|
||||
|
||||
f7 = dist[8 * Np + n];
|
||||
f8 = dist[7 * Np + n];
|
||||
f9 = dist[10 * Np + n];
|
||||
f10 = dist[9 * Np + n];
|
||||
f11 = dist[12 * Np + n];
|
||||
f12 = dist[11 * Np + n];
|
||||
f13 = dist[14 * Np + n];
|
||||
f14 = dist[13 * Np + n];
|
||||
f15 = dist[16 * Np + n];
|
||||
f16 = dist[15 * Np + n];
|
||||
f17 = dist[18 * Np + n];
|
||||
f18 = dist[17 * Np + n];
|
||||
|
||||
/* Ex = (f1 - f2) * rlx *
|
||||
4.0; //NOTE the unit of electric field here is V/lu
|
||||
Ey = (f3 - f4) * rlx *
|
||||
4.0; //factor 4.0 is D3Q7 lattice squared speed of sound
|
||||
Ez = (f5 - f6) * rlx * 4.0;
|
||||
*/
|
||||
Ex = (f1 - f2 + f7 - f8 + f9 - f10 + f11 - f12 + f13 - f14)*rlx*3.0;//NOTE the unit of electric field here is V/lu
|
||||
Ey = (f3 - f4 + f7 - f8 - f9 + f10 + f15 - f16 + f17 - f18)*rlx*3.0;
|
||||
Ez = (f5 - f6 + f11 - f12 - f13 + f14 + f15 - f16 - f17 + f18)*rlx*3.0;
|
||||
ElectricField[n + 0 * Np] = Ex;
|
||||
ElectricField[n + 1 * Np] = Ey;
|
||||
ElectricField[n + 2 * Np] = Ez;
|
||||
|
||||
// q = 0
|
||||
dist[n] = f0 * (1.0 - rlx) + 0.3333333333333333 * (rlx * psi + rho_e);
|
||||
|
||||
// q = 1
|
||||
dist[1 * Np + n] = f1 * (1.0 - rlx) + 0.05555555555555555 * (rlx * psi + rho_e);
|
||||
|
||||
// q = 2
|
||||
dist[2 * Np + n] = f2 * (1.0 - rlx) + 0.05555555555555555 * (rlx * psi + rho_e);
|
||||
|
||||
// q = 3
|
||||
dist[3 * Np + n] = f3 * (1.0 - rlx) + 0.05555555555555555 * (rlx * psi + rho_e);
|
||||
|
||||
// q = 4
|
||||
dist[4 * Np + n] = f4 * (1.0 - rlx) + 0.05555555555555555 * (rlx * psi + rho_e);
|
||||
|
||||
// q = 5
|
||||
dist[5 * Np + n] = f5 * (1.0 - rlx) + 0.05555555555555555 * (rlx * psi + rho_e);
|
||||
|
||||
// q = 6
|
||||
dist[6 * Np + n] = f6 * (1.0 - rlx) + 0.05555555555555555 * (rlx * psi + rho_e);
|
||||
|
||||
dist[7 * Np + n] = f7 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
|
||||
dist[8 * Np + n] = f8* (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
|
||||
dist[9 * Np + n] = f9 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
|
||||
dist[10 * Np + n] = f10 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
|
||||
dist[11 * Np + n] = f11 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
|
||||
dist[12 * Np + n] = f12 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
|
||||
dist[13 * Np + n] = f13 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
|
||||
dist[14 * Np + n] = f14 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
|
||||
dist[15 * Np + n] = f15 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
|
||||
dist[16 * Np + n] = f16 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
|
||||
dist[17 * Np + n] = f17 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
|
||||
dist[18 * Np + n] = f18 * (1.0 - rlx) + 0.02777777777777778 * (rlx * psi + rho_e);
|
||||
|
||||
//........................................................................
|
||||
}
|
||||
}
|
||||
|
||||
extern "C" void ScaLBL_D3Q19_Poisson_Init(int *Map, double *dist, double *Psi,
|
||||
int start, int finish, int Np) {
|
||||
int n;
|
||||
int ijk;
|
||||
for (n = start; n < finish; n++) {
|
||||
ijk = Map[n];
|
||||
dist[0 * Np + n] = 0.3333333333333333* Psi[ijk];
|
||||
dist[1 * Np + n] = 0.055555555555555555 * Psi[ijk];
|
||||
dist[2 * Np + n] = 0.055555555555555555 * Psi[ijk];
|
||||
dist[3 * Np + n] = 0.055555555555555555 * Psi[ijk];
|
||||
dist[4 * Np + n] = 0.055555555555555555 * Psi[ijk];
|
||||
dist[5 * Np + n] = 0.055555555555555555 * Psi[ijk];
|
||||
dist[6 * Np + n] = 0.055555555555555555 * Psi[ijk];
|
||||
dist[7 * Np + n] = 0.02777777777777778 * Psi[ijk];
|
||||
dist[8 * Np + n] = 0.02777777777777778 * Psi[ijk];
|
||||
dist[9 * Np + n] = 0.02777777777777778 * Psi[ijk];
|
||||
dist[10 * Np + n] = 0.02777777777777778 * Psi[ijk];
|
||||
dist[11 * Np + n] = 0.02777777777777778 * Psi[ijk];
|
||||
dist[12 * Np + n] = 0.02777777777777778 * Psi[ijk];
|
||||
dist[13 * Np + n] = 0.02777777777777778 * Psi[ijk];
|
||||
dist[14 * Np + n] = 0.02777777777777778 * Psi[ijk];
|
||||
dist[15 * Np + n] = 0.02777777777777778 * Psi[ijk];
|
||||
dist[16 * Np + n] = 0.02777777777777778 * Psi[ijk];
|
||||
dist[17 * Np + n] = 0.02777777777777778 * Psi[ijk];
|
||||
dist[18 * Np + n] = 0.02777777777777778 * Psi[ijk];
|
||||
}
|
||||
}
|
||||
|
||||
@ -42,7 +42,7 @@ void ScaLBL_Poisson::ReadParams(string filename){
|
||||
domain_db = db->getDatabase( "Domain" );
|
||||
electric_db = db->getDatabase( "Poisson" );
|
||||
|
||||
k2_inv = 4.0;//speed of sound for D3Q7 lattice
|
||||
k2_inv = 3.0;//speed of sound for D3Q19 lattice
|
||||
tau = 0.5+k2_inv;
|
||||
timestepMax = 100000;
|
||||
tolerance = 1.0e-6;//stopping criterion for obtaining steady-state electricla potential
|
||||
@ -598,7 +598,7 @@ void ScaLBL_Poisson::Run(double *ChargeDensity, bool UseSlippingVelBC, int times
|
||||
|
||||
|
||||
/* compute the eletric field */
|
||||
ScaLBL_D3Q19_Poisson_getElectricField(fq, ElectricField, tau, Np);
|
||||
//ScaLBL_D3Q19_Poisson_getElectricField(fq, ElectricField, tau, Np);
|
||||
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user