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adding velocity to mrt simulator

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This commit is contained in:
James E McClure 2018-08-26 21:28:46 -04:00
parent c4e818e302
commit cb3bf6d621
1 changed files with 94 additions and 1 deletions
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95
models/MRTModel.cpp
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@ -138,6 +138,15 @@ void ScaLBL_MRTModel::Initialize(){
void ScaLBL_MRTModel::Run(){
double rlx_setA=1.0/tau;
double rlx_setB = 8.f*(2.f-rlx_setA)/(8.f-rlx_setA);
Minkowski Morphology(Mask);
int SIZE=Np*sizeof(double);
double *VELOCITY;
VELOCITY = new double [3*Np];
memcpy(Morphology.SDn.data(), Distance.data(), Nx*Ny*Nz*sizeof(double));
if (rank==0) printf("time Fx Fy Fz mu Vs As Js Xs vx vy vz\n");
//.......create and start timer............
double starttime,stoptime,cputime;
ScaLBL_DeviceBarrier(); MPI_Barrier(comm);
@ -160,6 +169,48 @@ void ScaLBL_MRTModel::Run(){
ScaLBL_D3Q19_AAeven_MRT(fq, 0, ScaLBL_Comm->LastExterior(), Np, rlx_setA, rlx_setB, Fx, Fy, Fz);
ScaLBL_DeviceBarrier(); MPI_Barrier(comm);
//************************************************************************/
if (timestep%1000==0){
ScaLBL_D3Q19_Momentum(fq,Velocity, Np);
ScaLBL_DeviceBarrier(); MPI_Barrier(comm);
ScaLBL_CopyToHost(&VELOCITY[0],&Velocity[0],3*SIZE);
Morphology.Initialize();
Morphology.UpdateMeshValues();
Morphology.ComputeLocal();
Morphology.Reduce();
double count_loc=0;
double count;
double vax,vay,vaz;
double vax_loc,vay_loc,vaz_loc;
vax_loc = vay_loc = vaz_loc = 0.f;
for (int n=0; n<ScaLBL_Comm->LastExterior(); n++){
vax_loc += VELOCITY[n];
vay_loc += VELOCITY[Np+n];
vaz_loc += VELOCITY[2*Np+n];
count_loc+=1.0;
}
for (int n=ScaLBL_Comm->FirstInterior(); n<ScaLBL_Comm->LastInterior(); n++){
vax_loc += VELOCITY[n];
vay_loc += VELOCITY[Np+n];
vaz_loc += VELOCITY[2*Np+n];
count_loc+=1.0;
}
MPI_Allreduce(&vax_loc,&vax,1,MPI_DOUBLE,MPI_SUM,Mask->Comm);
MPI_Allreduce(&vay_loc,&vay,1,MPI_DOUBLE,MPI_SUM,Mask->Comm);
MPI_Allreduce(&vaz_loc,&vaz,1,MPI_DOUBLE,MPI_SUM,Mask->Comm);
MPI_Allreduce(&count_loc,&count,1,MPI_DOUBLE,MPI_SUM,Mask->Comm);
vax /= count;
vay /= count;
vaz /= count;
double mu = (tau-0.5)/3.f;
if (rank==0) printf("%i %.8g %.8g %.8g %.8g %.8g %.8g %.8g %.8g %.8g %.8g %.8g\n",timestep, Fx, Fy, Fz, mu,
Morphology.V(),Morphology.A(),Morphology.J(),Morphology.X(),vax,vay,vaz);
}
}
//************************************************************************/
stoptime = MPI_Wtime();
@ -180,7 +231,7 @@ void ScaLBL_MRTModel::Run(){
void ScaLBL_MRTModel::VelocityField(double *VELOCITY){
Minkowski Morphology(Mask);
/* Minkowski Morphology(Mask);
int SIZE=Np*sizeof(double);
ScaLBL_D3Q19_Momentum(fq,Velocity, Np);
ScaLBL_DeviceBarrier(); MPI_Barrier(comm);
@ -223,6 +274,48 @@ void ScaLBL_MRTModel::VelocityField(double *VELOCITY){
if (rank==0) printf("Fx Fy Fz mu Vs As Js Xs vx vy vz\n");
if (rank==0) printf("%.8g %.8g %.8g %.8g %.8g %.8g %.8g %.8g %.8g %.8g %.8g\n",Fx, Fy, Fz, mu,
Morphology.V(),Morphology.A(),Morphology.J(),Morphology.X(),vax,vay,vaz);
*/
std::vector<IO::MeshDataStruct> visData;
fillHalo<double> d_fillData;
fillData(Dm->Comm,Dm->rank_info,{Dm->Nx-2,Dm->Ny-2,Dm->Nz-2},{1,1,1},0,1);
IO::initialize("","silo","false");
// Create the MeshDataStruct
visData.resize(1);
visData[0].meshName = "domain";
visData[0].mesh = std::make_shared<IO::DomainMesh>( Dm->rank_info,Dm->Nx-2,Dm->Ny-2,Dm->Nz-2,Dm->Lx,Dm->Ly,Dm->Lz );
SignDistVar->name = "SignDist";
SignDistVar->type = IO::VariableType::VolumeVariable;
SignDistVar->dim = 1;
SignDistVar->data.resize(Dm->Nx-2,Dm->Ny-2,Dm->Nz-2);
visData[0].vars.push_back(SignDistVar);
VxVar->name = "Velocity_x";
VxVar->type = IO::VariableType::VolumeVariable;
VxVar->dim = 1;
VxVar->data.resize(Dm->Nx-2,Dm->Ny-2,Dm->Nz-2);
visData[0].vars.push_back(VxVar);
VyVar->name = "Velocity_y";
VyVar->type = IO::VariableType::VolumeVariable;
VyVar->dim = 1;
VyVar->data.resize(Dm->Nx-2,Dm->Ny-2,Dm->Nz-2);
visData[0].vars.push_back(VyVar);
VzVar->name = "Velocity_z";
VzVar->type = IO::VariableType::VolumeVariable;
VzVar->dim = 1;
VzVar->data.resize(Dm->Nx-2,Dm->Ny-2,Dm->Nz-2);
visData[0].vars.push_back(VzVar);
ASSERT(visData[0].vars[0]->name=="SignDist");
ASSERT(visData[0].vars[1]->name=="Velocity_x");
ASSERT(visData[0].vars[2]->name=="Velocity_y");
ASSERT(visData[0].vars[3]->name=="Velocity_z");
fillData.copy(SignDist,SignData);
fillData.copy(Averages.Vel_x,VelxData);
fillData.copy(Averages.Vel_y,VelyData);
fillData.copy(Averages.Vel_z,VelzData);
IO::writeData( timestep, visData, comm.comm );
}