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gpu_plasma.h
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gpu_plasma.h
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/*
* gpu_plasma.h
*
* Created on: Aug 21, 2013
* Author: snytav
*/
#ifndef GPU_PLASMA_H_
#define GPU_PLASMA_H_
#include<stdlib.h>
#include<stdio.h>
#include <unistd.h>
#include <string.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <string>
#include "load_data.h"
//#include <unistd.h>
//#include <stdio.h>
#include <errno.h>
#ifdef __CUDACC__
#include <nvToolsExtCuda.h>
#include <nvToolsExtCudaRt.h>
#endif
#include "maxwell.h"
#include <time.h>
//#ifdef __OMP__
#include <omp.h>
//#endif
#ifdef __CUDACC__
#include <cuda.h>
#endif
#include "archAPI.h"
#include "maxwell.h"
#include "plasma.h"
#include "gpucell.h"
#include "mpi_shortcut.h"
#include "service_functions.h"
#include <sys/resource.h>
#include <stdint.h>
#include <sys/sysinfo.h>
#include <sys/time.h>
#include "init.h"
#include "diagnose.h"
#include<string>
#include <iostream>
#include "particle_target.h"
#include "params.h"
#include "memory_control.h"
#include "add.cu"
#include "wrap_kernel.cu"
//#include "run_control.h"
#include "kernels.cu"
#include <vector>
using namespace std;
#define FORTRAN_ORDER
class Plasma
{
public:
GPUCell **h_CellArray,**d_CellArray;
GPUCell **cp;
thrust::device_vector<GPUCell> *d_AllCells;
double *d_Ex,*d_Ey,*d_Ez,*d_Hx,*d_Hy,*d_Hz,*d_Jx,*d_Jy,*d_Jz,*d_Rho,*d_npJx,*d_npJy,*d_npJz;
double *d_Qx,*d_Qy,*d_Qz;
double *dbg_x,*dbg_y,*dbg_z,*dbg_px,*dbg_py,*dbg_pz;
int total_particles;
int h_controlParticleNumberArray[4000];
int jx_wrong_points_number;
int3 *jx_wrong_points,*d_jx_wrong_points;
//#ifdef ATTRIBUTES_CHECK
double *ctrlParticles,*d_ctrlParticles,*check_ctrlParticles;
//#endif
int jmp,size_ctrlParticles;
double ami,amb,amf;
int real_number_of_particle[3];
FILE *f_prec_report;
int CPU_field;
void copyCells(std::string where,int nt)
{
static int first = 1;
size_t m_free,m_total;
int size = (*AllCells).size();
struct sysinfo info;
// unsigned long c1,c2;
if(first == 1)
{
cp = (GPUCell **)malloc(size*sizeof(GPUCell *));
}
unsigned long m1,m2,delta,accum;
memory_monitor("beforeCopyCells",nt);
for(int i = 0;i < size;i++)
{
// if(i == 141)
// {
// int qq = 0;
// }
cudaError_t err = cudaMemGetInfo(&m_free,&m_total);
sysinfo(&info);
m1 = info.freeram;
GPUCell c,*d_c,*z0;
z0 = h_CellArray[i];
if(first == 1)
{
d_c = c.allocateCopyCellFromDevice();
cp[i] = d_c;
}
else
{
d_c = cp[i];
}
c.copyCellFromDevice(z0,d_c,where,nt);
m2 = info.freeram;
delta = m1-m2;
accum += delta;
}
if(first == 1)
{
first = 0;
}
memory_monitor("afterCopyCells",nt);
}
double checkGPUArray(double *a,double *d_a,std::string name,std::string where,int nt)
{
static double *t;
static int f1 = 1;
char fname[1000];
double res;
// FILE *f;
#ifndef CHECK_ARRAY_OUTPUT
return 0.0;
#endif
sprintf(fname,"diff_%s_at_%s_nt%08d.dat",name.c_str(),where.c_str(),nt);
if(f1 == 1)
{
t = (double *)malloc(sizeof(double)*(Nx+2)*(Ny+2)*(Nz+2));
f1 = 0;
}
int err;
err = MemoryCopy(t,d_a,sizeof(double)*(Nx+2)*(Ny+2)*(Nz+2),DEVICE_TO_HOST);
if(err != cudaSuccess)
{
printf("bCheckArray err %d %s \n",err,getErrorString(err));
exit(0);
}
#ifdef CHECK_ARRAY_DETAIL_PRINTS
if((f = fopen(fname,"wt")) != NULL)
{
res = CheckArray(a,t,f);
fclose(f);
}
#else
// res = CheckArray(a,t,f);
int size = (Nx+2)*(Ny+2)*(Nz+2);
res = CheckArraySilent(a,t,size);
#endif
return res;
}
double checkGPUArray(double *a,double *d_a)
{
static double *t;
static int f = 1;
if(f == 1)
{
t = (double *)malloc(sizeof(double)*(Nx+2)*(Ny+2)*(Nz+2));
f = 0;
}
int err;
err = MemoryCopy(t,d_a,sizeof(double)*(Nx+2)*(Ny+2)*(Nz+2),DEVICE_TO_HOST);
if(err != cudaSuccess)
{
printf("bCheckArray err %d %s \n",err,getErrorString(err));
exit(0);
}
return CheckArray(a,t);
}
public:
void virtual emeGPUIterate(int3 s,int3 f,
double *E,double *H1, double *H2,
double *J,double c1,double c2, double tau,
int3 d1,int3 d2)
{
dim3 dimGrid(f.x-s.x+1,1,1),dimBlock(1,f.y-s.y+1,f.z-s.z+1);
// GPU_eme//<<<dimGrid,dimBlock>>>(d_CellArray,s,
// E,H1,H2,
// J,c1,c2,tau,
// d1,d2
// );
void* args[] = { (void* )&d_CellArray,
(void *)&s,
(void *)&E,
(void *)&H1,
(void *)&H2,
(void *)&J,
(void *)&c1,
(void *)&c2,
(void *)&tau,
(void *)&d1,
(void *)&d2,
0};
cudaError_t cudaStatus = cudaLaunchKernel(
(const void*)GPU_eme, // pointer to kernel func.
dimGrid, // grid
dimBlock, // block
args, // arguments
0,
0
);
}
void GetElectricFieldStartsDirs(
int3 *start,
int3 *d1,
int3 *d2,
int dir
)
{
start->x = (dir == 0)*0 + (dir == 1)*1 + (dir == 2)*1;
start->y = (dir == 0)*1 + (dir == 1)*0 + (dir == 2)*1;
start->z = (dir == 0)*1 + (dir == 1)*1 + (dir == 2)*0;
d1->x = (dir == 0)*0 + (dir == 1)*0 + (dir == 2)*(-1);
d1->y = (dir == 0)*(-1) + (dir == 1)*0 + (dir == 2)*0;
d1->z = (dir == 0)*0 + (dir == 1)*(-1) + (dir == 2)*0;
d2->x = (dir == 0)*0 + (dir == 1)*(-1) + (dir == 2)*0;
d2->y = (dir == 0)*0 + (dir == 1)*0 + (dir == 2)*(-1);
d2->z = (dir == 0)*(-1) + (dir == 1)*0 + (dir == 2)*0;
}
int virtual ElectricFieldTrace(
double *E,double *H1,double *H2,double *J,
int dir,double c1,double c2,double tau)
{
int3 start,d1,d2,finish = make_int3(Nx,Ny,Nz);
GetElectricFieldStartsDirs(&start,&d1,&d2,dir);
emeGPUIterate(start,finish,E,H1,H2,
J,c1,c2,tau,
d1,d2);
return 0;
}
int checkFields_beforeMagneticStageOne(double *t_Ex,double *t_Ey,double *t_Ez,
double *t_Hx,double *t_Hy,double *t_Hz,
double *t_Qx,double *t_Qy,double *t_Qz,
double *t_check,int nt)
{
memory_monitor("beforeComputeField_FirstHalfStep",nt);
// t_check[0] = checkControlMatrix("emh1",nt,"qx",t_Qx);
// t_check[1] = checkControlMatrix("emh1",nt,"qy",t_Qy);
// t_check[2] = checkControlMatrix("emh1",nt,"qz",t_Qz);
//
// t_check[3] = checkControlMatrix("emh1",nt,"ex",t_Ex);
// t_check[4] = checkControlMatrix("emh1",nt,"ey",t_Ey);
// t_check[5] = checkControlMatrix("emh1",nt,"ez",t_Ez);
//
// t_check[6] = checkControlMatrix("emh1",nt,"hx",t_Hx);
// t_check[7] = checkControlMatrix("emh1",nt,"hy",t_Hy);
// t_check[8] = checkControlMatrix("emh1",nt,"hz",t_Hz);
return 0;
}
int checkFields_afterMagneticStageOne(double *t_Hx,double *t_Hy,double *t_Hz,
double *t_Qx,double *t_Qy,double *t_Qz,
double *t_check,int nt)
{
// t_check[9] = checkControlMatrix("emh1",nt,"qx",t_Qx);
// t_check[10] = checkControlMatrix("emh1",nt,"qy",t_Qy);
// t_check[11] = checkControlMatrix("emh1",nt,"qz",t_Qz);
//
// t_check[12] = checkControlMatrix("emh1",nt,"hx",t_Hx);
// t_check[13] = checkControlMatrix("emh1",nt,"hy",t_Hy);
// t_check[14] = checkControlMatrix("emh1",nt,"hz",t_Hz);
CPU_field = 1;
checkControlPoint(50,nt,0);
memory_monitor("afterComputeField_FirstHalfStep",nt);
return 0;
}
void ComputeField_FirstHalfStep(
int nt
)
{
double t_check[15];
cudaError_t err;
err = cudaGetLastError();
if(err != cudaSuccess) { printf("%s:%d - error %d %s\n",__FILE__,__LINE__,err,cudaGetErrorString(err)); }
checkFields_beforeMagneticStageOne(d_Ex,d_Ey,d_Ez,
d_Hx,d_Hy,d_Hz,
d_Qx,d_Qy,d_Qz,
t_check,nt);
err = cudaGetLastError();
if(err != cudaSuccess) { printf("%s:%d - error %d %s\n",__FILE__,__LINE__,err,cudaGetErrorString(err)); }
MagneticStageOne(d_Qx,d_Qy,d_Qz,d_Hx,d_Hy,d_Hz,d_Ex,d_Ey,d_Ez);
err = cudaGetLastError();
if(err != cudaSuccess) { printf("%s:%d - error %d %s\n",__FILE__,__LINE__,err,cudaGetErrorString(err)); }
checkFields_afterMagneticStageOne(d_Hx,d_Hy,d_Hz,
d_Qx,d_Qy,d_Qz,
t_check,nt);
err = cudaGetLastError();
if(err != cudaSuccess) { printf("%s:%d - error %d %s\n",__FILE__,__LINE__,err,cudaGetErrorString(err)); }
AssignCellsToArraysGPU();
err = cudaGetLastError();
if(err != cudaSuccess) { printf("%s:%d - error %d %s\n",__FILE__,__LINE__,err,cudaGetErrorString(err)); }
}
virtual void ComputeField_SecondHalfStep(int nt)
{
SetPeriodicCurrents(nt);
MagneticFieldStageTwo(d_Hx,d_Hy,d_Hz,nt,d_Qx,d_Qy,d_Qz);
ElectricFieldEvaluate(d_Ex,d_Ey,d_Ez,nt,d_Hx,d_Hy,d_Hz,d_Jx,d_Jy,d_Jz);
}
void ElectricFieldComponentEvaluateTrace(
double *E,double *H1,double *H2,double *J,
int dir,
double c1,double c2,double tau,
int dir_1,int start1_1,int end1_1,int start2_1,int end2_1,int N_1,
int dir_2,int start1_2,int end1_2,int start2_2,int end2_2,int N_2
)
{
ElectricFieldTrace(E,H1,H2,J,dir,c1,c2,tau);
// PeriodicBoundaries(E, dir_1,start1_1,end1_1,start2_1,end2_1,N_1);
// PeriodicBoundaries(E, dir_2,start1_2,end1_2,start2_2,end2_2,N_2);
}
void ElectricFieldComponentEvaluatePeriodic(
double *E,double *H1,double *H2,double *J,
int dir,
double c1,double c2,double tau,
int dir_1,int start1_1,int end1_1,int start2_1,int end2_1,int N_1,
int dir_2,int start1_2,int end1_2,int start2_2,int end2_2,int N_2
)
{
// ElectricFieldTrace(E,H1,H2,J,dir,c1,c2,tau);
if (dir != 0)
{
PeriodicBoundaries(E, dir_1,start1_1,end1_1,start2_1,end2_1,N_1);
}
if (dir != 2)
{
PeriodicBoundaries(E, dir_2,start1_2,end1_2,start2_2,end2_2,N_2);
}
}
void ElectricFieldEvaluate(double *locEx,double *locEy,double *locEz,
int nt,
double *locHx,double *locHy,double *locHz,
double *loc_npJx,double *loc_npJy,double *loc_npJz)
{
CPU_field = 0;
double3 c1 = getMagneticFieldTimeMeshFactors();
ElectricFieldComponentEvaluateTrace(
locEx,locHz,locHy,loc_npJx,
0,c1.y,c1.z,tau,
1,0,Nx,1,Nz,Ny,
2,0,Nx,0,Ny+1,Nz);
ElectricFieldComponentEvaluateTrace(
locEy,locHx,locHz,loc_npJy,
1,c1.z,c1.x,tau,
0,0,Ny,1,Nz,Nx,
2,0,Nx+1,0,Ny,Nz);
ElectricFieldComponentEvaluateTrace(
locEz,locHy,locHx,loc_npJz,
2,c1.x,c1.y,tau,
0,1,Ny,0,Nz,Nx,
1,0,Nx+1,0,Nz,Ny);
checkControlPoint(550,nt,0);
ElectricFieldComponentEvaluatePeriodic(
locEx,locHz,locHy,loc_npJx,
0,c1.y,c1.z,tau,
1,0,Nx,1,Nz,Ny,
2,0,Nx,0,Ny+1,Nz);
ElectricFieldComponentEvaluatePeriodic(
locEy,locHx,locHz,loc_npJy,
1,c1.z,c1.x,tau,
0,0,Ny,1,Nz,Nx,
2,0,Nx+1,0,Ny,Nz);
// SinglePeriodicBoundary(locEy,1,0,Nx+1,0,Nz+1,Ny);
ElectricFieldComponentEvaluatePeriodic(
locEz,locHy,locHx,loc_npJz,
2,c1.x,c1.y,tau,
0,1,Ny,0,Nz,Nx,
1,0,Nx+1,0,Nz,Ny);
checkControlPoint(600,nt,0);
memory_monitor("after_ComputeField_SecondHalfStep",nt);
}
double3 getMagneticFieldTimeMeshFactors()
{
Cell c = (*AllCells)[0];
double hx = c.get_hx(),hy = c.get_hy(),hz = c.get_hz();
double3 d;
d.x = tau/(hx);
d.y = tau/(hy);
d.z = tau/hz;
return d;
}
virtual void MagneticStageOne(
double *Qx,double *Qy,double *Qz,
double *Hx,double *Hy,double *Hz,
double *Ex,double *Ey,double *Ez
)
{
double3 c1 = getMagneticFieldTimeMeshFactors();
MagneticFieldTrace(Qx,Hx,Ey,Ez,Nx+1,Ny,Nz,c1.z,c1.y,0);
MagneticFieldTrace(Qy,Hy,Ez,Ex,Nx,Ny+1,Nz,c1.x,c1.z,1);
MagneticFieldTrace(Qz,Hz,Ex,Ey,Nx,Ny,Nz+1,c1.y,c1.x,2);
}
virtual void MagneticFieldStageTwo(double *Hx,double *Hy,double *Hz,
int nt,
double *Qx,double *Qy,double *Qz)
{
Cell c = (*AllCells)[0];
SimpleMagneticFieldTrace(c,Qx,Hx,Nx+1,Ny,Nz);
SimpleMagneticFieldTrace(c,Qy,Hy,Nx,Ny+1,Nz);
SimpleMagneticFieldTrace(c,Qz,Hz,Nx,Ny,Nz+1);
checkControlPoint(500,nt,0);
}
int PushParticles(int nt)
{
double mass = -1.0/1836.0,q_mass = -1.0;
memory_monitor("before_CellOrder_StepAllCells",nt);
CellOrder_StepAllCells(nt, mass,q_mass,1);
puts("cell_order");
memory_monitor("after_CellOrder_StepAllCells",nt);
//checkParticleAttributes(nt);
checkControlPoint(270,nt,1);
return 0;
}
int readStartPoint(int nt)
{
char fn[100];
if(nt == START_STEP_NUMBER)
{
readControlPoint(NULL,fn,0,nt,0,1,Ex,Ey,Ez,Hx,Hy,Hz,Jx,Jy,Jz,Qx,Qy,Qz,
dbg_x,dbg_y,dbg_z,dbg_px,dbg_py,dbg_pz
);
copyFieldsToGPU(
d_Ex,d_Ey,d_Ez,
d_Hx,d_Hy,d_Hz,
d_Jx,d_Jy,d_Jz,
d_npJx,d_npJy,d_npJz,
d_Qx,d_Qy,d_Qz,
Ex,Ey,Ez,
Hx,Hy,Hz,
Jx,Jy,Jz,
npJx,npJy,npJz,
Qx,Qy,Qz,
Nx,Ny,Nz
);
}
checkControlPoint(0,nt,1);
return 0;
}
void Step(int nt)
{
ComputeField_FirstHalfStep(nt);
PushParticles(nt);
puts("push ended");
ComputeField_SecondHalfStep(nt);
puts("field computed-2");
sumMPI((Nx+2)*(Ny+2)*(Nz+2),d_Jx,d_Jy,d_Jz);
Diagnose(nt);
}
virtual double getElectricEnergy()
{
dim3 dimGrid(Nx+2,Ny+2,Nz+2),dimGridOne(1,1,1),dimBlock(MAX_particles_per_cell/2,1,1),
dimBlockOne(1,1,1),dimBlockGrow(1,1,1),dimBlockExt(CellExtent,CellExtent,CellExtent);
static int first = 1;
static double *d_ee;
double ee;
if(first == 1)
{
cudaMalloc(&d_ee,sizeof(double));
first = 0;
}
cudaMemset(d_ee,0,sizeof(double));
// GPU_getCellEnergy//<<<dimGrid, dimBlockOne,16000>>>(d_CellArray,d_ee,d_Ex,d_Ey,d_Ez);
void* args[] = { (void* )&d_CellArray,
(void *)&d_ee,
(void *)&d_Ex,
(void *)&d_Ey,
(void *)&d_Ez,
0};
cudaError_t cudaStatus = cudaLaunchKernel(
(const void*)GPU_getCellEnergy, // pointer to kernel func.
dimGrid, // grid
dimBlockOne, // block
args, // arguments
0,
0
);
MemoryCopy(&ee,d_ee,sizeof(double),DEVICE_TO_HOST);
return ee;
}
void Diagnose(int nt)
{
double ee;
static FILE *f;
static int first = 1;
if(first == 1)
{
f = fopen("energy.dat","wt");
first = 0;
}
else
{
f = fopen("energy.dat","at");
}
ee = getElectricEnergy();
// sumMPIenergy(&ee);
//if(getRank() == 0)
fprintf(f,"%10d %25.15e \n",nt,ee);
fclose(f);
//puts("GPU-Plasma");
}
virtual ~Plasma(){
//~Plasma<Cell>();
}
int Nx,Ny,Nz;
int n_per_cell;
int meh;
int magf;
double ion_q_m,tau;
double Lx,Ly,Lz;
double ni;
double *Qx,*Qy,*Qz,*dbg_Qx,*dbg_Qy,*dbg_Qz;
double *Ex,*Ey,*Ez,*Hx,*Hy,*Hz,*Jx,*Jy,*Jz,*Rho,*npJx,*npJy,*npJz;
double *dbgEx,*dbgEy,*dbgEz,*dbgHx,*dbgHy,*dbgHz,*dbgJx,*dbgJy,*dbgJz;
double *dbgEx0,*dbgEy0,*dbgEz0;
double *npEx,*npEy,*npEz;
std::vector<GPUCell> *AllCells;
int getBoundaryLimit(int dir){return ((dir == 0)*Nx + (dir == 1)*Ny + (dir == 2)*Nz + 2);}
#include "init.cu"
int getMagneticFieldTraceShifts(int dir,int3 &d1,int3 &d2)
{
d1.x = (dir == 0)*0 + (dir == 1)*1 + (dir == 2)*0;
d1.y = (dir == 0)*0 + (dir == 1)*0 + (dir == 2)*1;
d1.z = (dir == 0)*1 + (dir == 1)*0 + (dir == 2)*0;
d2.x = (dir == 0)*0 + (dir == 1)*0 + (dir == 2)*1;
d2.y = (dir == 0)*1 + (dir == 1)*0 + (dir == 2)*0;
d2.z = (dir == 0)*0 + (dir == 1)*1 + (dir == 2)*0;
return 0;
}
int MagneticFieldTrace(double *Q,double *H,double *E1,double *E2,int i_end,int l_end,int k_end,double c1,double c2,int dir)
{
int3 d1,d2;
getMagneticFieldTraceShifts(dir,d1,d2);
dim3 dimGrid(i_end+1,l_end+1,k_end+1),dimBlock(1,1,1);
// GPU_emh1//<<<dimGrid,dimBlock>>>(d_CellArray,Q,H,E1,E2,c1,c2,
// d1,d2);
void* args[] = { (void* )&d_CellArray,
(void *)&Q,
(void *)&H,
(void *)&E1,
(void *)&E2,
(void *)&c1,
(void *)&c2,
(void *)&d1,
(void *)&d2,
0};
cudaError_t cudaStatus = cudaLaunchKernel(
(const void*)GPU_emh1, // pointer to kernel func.
dimGrid, // grid
dimBlock, // block
args, // arguments
0,
0
);
return 0;
}
int SimpleMagneticFieldTrace(Cell &c,double *Q,double *H,int i_end,int l_end,int k_end)
{
dim3 dimGrid(i_end+1,l_end+1,k_end+1),dimBlock(1,1,1);
// GPU_emh2//<<<dimGrid,dimBlock>>>(d_CellArray,0,0,0,Q,H);
int i_s = 0;
int l_s = 0;
int k_s = 0;
void* args[] = { (void* )&d_CellArray,
(void *)&i_s,
(void *)&l_s,
(void *)&k_s,
(void *)&Q,
(void *)&H,
0};
cudaError_t cudaStatus = cudaLaunchKernel(
(const void*)GPU_emh2, // pointer to kernel func.
dimGrid, // grid
dimBlock, // block
args, // arguments
0,
0
);
return 0;
}
int PeriodicBoundaries(double *E,int dir,int start1,int end1,int start2,int end2,int N)
{
Cell c = (*AllCells)[0];
// if(CPU_field == 0)
// {
dim3 dimGrid(end1-start1+1,1,end2-start2+1),dimBlock(1,1,1);
// GPU_periodic//<<<dimGrid,dimBlock>>>(d_CellArray,start1,start2,E,dir,0,N);
int zero = 0;
void* args[] = { (void* )&d_CellArray,
(void *)&start1,
(void *)&start2,
(void *)&E,
(void *)&dir,
(void *)&zero,
(void *)&N,
0};
cudaError_t cudaStatus = cudaLaunchKernel(
(const void*)GPU_periodic, // pointer to kernel func.
dimGrid, // grid
dimBlock, // block
args, // arguments
0,
0
);
// GPU_periodic//<<<dimGrid,dimBlock>>>(d_CellArray,start1,start2,E,dir,N+1,1);
int one = 1;
int N1 = N+1;
void *args1[] = { (void* )&d_CellArray,
(void *)&start1,
(void *)&start2,
(void *)&E,
(void *)&dir,
(void *)&N1,
(void *)&one,
0};
cudaStatus = cudaLaunchKernel(
(const void*)GPU_periodic, // pointer to kernel func.
dimGrid, // grid
dimBlock, // block
args1, // arguments
0,
0
);
//
// }
// else
// {
//
// for(int k = start2;k <= end2;k++)
// {
// for(int i = start1;i <= end1;i++)
// {
// periodicElement(&c,i,k,E,dir,0,N);
// }
// }
// for(int k = start2;k <= end2;k++)
// {
// for(int i = start1;i <= end1;i++)
// {
// periodicElement(&c,i,k,E,dir,N+1,1);
// }
// }
// }
return 0;
}
int SinglePeriodicBoundary(double *E,int dir,int start1,int end1,int start2,int end2,int N)
{
Cell c = (*AllCells)[0];
if(CPU_field == 0)
{
dim3 dimGrid(end1-start1+1,1,end2-start2+1),dimBlock(1,1,1);
// GPU_periodic//<<<dimGrid,dimBlock>>>(d_CellArray,start1,start2,E,dir,N+1,1);
int N1 = N+1;
int one = 1;
void* args[] = { (void* )&d_CellArray,
(void *)&start1,
(void *)&start2,
(void *)&E,
(void *)&dir,
(void *)&N1,
(void *)&one,
0};
cudaError_t cudaStatus = cudaLaunchKernel(
(const void*)GPU_periodic, // pointer to kernel func.
dimGrid, // grid
dimBlock, // block
args, // arguments
16000,
0
);
}
else
{
for(int k = start2;k <= end2;k++)
{
for(int i = start1;i <= end1;i++)
{
int3 i0,i1;
int n = c.getGlobalBoundaryCellNumber(i,k,dir,N+1);
int n1 = c.getGlobalBoundaryCellNumber(i,k,dir,1);
E[n] = E[n1];
i0= c.getCellTripletNumber(n);
i1= c.getCellTripletNumber(n1);
std::cout << "ex1 "<< i0.x+1 << " "<< i0.y+1 << " " << i0.z+1 <<" " << i1.x+1 << " " << i1.y+1 << " " << i1.z+1 << " " << E[n] << " " << E[n1] << std::endl;
}
}
}
return 0;
}
int SetPeriodicCurrentComponent(GPUCell **cells,double *J,int dir,int Nx,int Ny,int Nz)
{
dim3 dimGridX(Ny+2,1,Nz+2),dimGridY(Nx+2,1,Nz+2),dimGridZ(Nx+2,1,Ny+2),dimBlock(1,1,1);
// GPU_CurrentPeriodic//<<<dimGridX,dimBlock>>>(cells,J,dir,0,0,0,Nx+2);
int dir2 = 0;
int i_s = 0;
int k_s = 0;
int N = Nx+2;
void* args[] = { (void* )&cells,
(void *)&J,
(void *)&dir,
(void *)&dir2,
(void *)&i_s,
(void *)&k_s,
(void *)&N,
0};
cudaError_t cudaStatus = cudaLaunchKernel(
(const void*)GPU_CurrentPeriodic, // pointer to kernel func.
dimGridX, // grid
dimBlock, // block
args, // arguments
16000,
0
);
// GPU_CurrentPeriodic//<<<dimGridY,dimBlock>>>(cells,J,dir,1,0,0,Ny+2);
dir2 = 1;
N = Ny+2;
cudaStatus = cudaLaunchKernel(
(const void*)GPU_CurrentPeriodic, // pointer to kernel func.
dimGridY, // grid
dimBlock, // block
args, // arguments
16000,
0
);
// GPU_CurrentPeriodic//<<<dimGridZ,dimBlock>>>(cells,J,dir,2,0,0,Nz+2);
dir2 = 2;
N = Nz+2;
cudaStatus = cudaLaunchKernel(
(const void*)GPU_CurrentPeriodic, // pointer to kernel func.
dimGridZ, // grid
dimBlock, // block
args, // arguments
16000,
0
);
return 0;
}
void SetPeriodicCurrents(int nt)
{
memory_monitor("before275",nt);
checkControlPoint(275,nt,0);
SetPeriodicCurrentComponent(d_CellArray,d_Jx,0,Nx,Ny,Nz);
SetPeriodicCurrentComponent(d_CellArray,d_Jy,1,Nx,Ny,Nz);
SetPeriodicCurrentComponent(d_CellArray,d_Jz,2,Nx,Ny,Nz);
checkControlPoint(400,nt,0);
}
void InitQdebug(std::string fnjx,std::string fnjy,std::string fnjz)
{
read3Darray(fnjx, dbg_Qx);
read3Darray(fnjy, dbg_Qy);