main #4

Merged
moebiusband merged 3 commits from :main into main 2024-09-19 15:18:00 +02:00
40 changed files with 161 additions and 1023 deletions
Showing only changes of commit 85543dee11 - Show all commits

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@ -1,5 +1,5 @@
# Supported: GCC, CLANG, ICC
TAG ?= ICC
# Supported: GCC, CLANG, ICX
TAG ?= ICX
ENABLE_OPENMP ?= false
# Supported: sor, rb, mg
SOLVER ?= mg

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@ -7,7 +7,7 @@ OPENMP = -qopenmp
endif
VERSION = --version
CFLAGS = -O3 -xHost -qopt-zmm-usage=high -std=c99 $(OPENMP)
CFLAGS = -O3 -xHost -qopt-zmm-usage=high -std=c99 $(OPENMP) -Wno-unused-command-line-argument
LFLAGS = $(OPENMP)
DEFINES = -D_GNU_SOURCE
INCLUDES =

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@ -14,6 +14,26 @@
#include "solver.h"
#include "timing.h"
static FILE* initResidualWriter()
{
FILE* fp;
fp = fopen("residual.dat", "w");
if (fp == NULL) {
printf("Error!\n");
exit(EXIT_FAILURE);
}
return fp;
}
static void writeResidual(FILE* fp, double ts, double res)
{
fprintf(fp, "%f, %f\n", ts, res);
}
int main(int argc, char** argv)
{
double timeStart, timeStop;

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@ -48,23 +48,4 @@ void stopProgress()
{
printf("\n");
fflush(stdout);
}
FILE* initResidualWriter()
{
FILE* fp;
fp = fopen("residual.dat", "w");
if (fp == NULL) {
printf("Error!\n");
exit(EXIT_FAILURE);
}
return fp;
}
void writeResidual(FILE* fp, double ts, double res)
{
fprintf(fp, "%f, %f\n", ts, res);
}
}

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@ -10,7 +10,5 @@
extern void initProgress(double);
extern void printProgress(double);
extern void stopProgress(void);
extern FILE* initResidualWriter(void);
extern void writeResidual(FILE*, double, double);
#endif

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@ -71,7 +71,7 @@ static void setBoundaryCondition(double* p, int imax, int jmax)
}
}
static double smooth(Solver* s, double* p, double* rhs, int level, int imax, int jmax)
static void smooth(Solver* s, double* p, double* rhs, int level, int imax, int jmax)
{
double dx2 = s->grid->dx * s->grid->dx;
double dy2 = s->grid->dy * s->grid->dy;

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@ -1,5 +1,5 @@
# Supported: GCC, CLANG, ICC
TAG ?= ICC
# Supported: GCC, CLANG, ICX
TAG ?= ICX
# Supported: true, false
ENABLE_MPI ?= true
ENABLE_OPENMP ?= false

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@ -1,8 +1,8 @@
ifeq ($(ENABLE_MPI),true)
CC = mpiicc
CC = mpiicx
DEFINES = -D_MPI
else
CC = icc
CC = icx
endif
GCC = gcc
@ -13,7 +13,7 @@ OPENMP = -qopenmp
endif
VERSION = --version
CFLAGS = -O3 -qopt-zmm-usage=high -std=c99 $(OPENMP) -xHost
CFLAGS = -O3 -xHost -qopt-zmm-usage=high -std=c99 $(OPENMP) -Wno-unused-command-line-argument
LFLAGS = $(OPENMP)
DEFINES += -D_GNU_SOURCE# -DDEBUG
INCLUDES =

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@ -181,7 +181,7 @@ static void setBoundaryCondition(
#endif
}
static double smooth(Solver* s, double* p, double* rhs, int level, Comm* comm)
static void smooth(Solver* s, double* p, double* rhs, int level, Comm* comm)
{
int imaxLocal = comm->imaxLocal;
int jmaxLocal = comm->jmaxLocal;
@ -325,6 +325,8 @@ static double multiGrid(Solver* s, double* p, double* rhs, int level, Comm* comm
// restrict
restrictMG(s, level, comm);
// Create a new comm object withupdated imaxLocal and jmaxLocal
// along with their updated bufferTypes, sdispls, rdispls
Comm newcomm;
commUpdateDatatypes(s->comm,
&newcomm,

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@ -1,853 +0,0 @@
/*
* Copyright (C) NHR@FAU, University Erlangen-Nuremberg.
* All rights reserved. This file is part of nusif-solver.
* Use of this source code is governed by a MIT style
* license that can be found in the LICENSE file.
*/
#include <float.h>
#include <math.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "allocate.h"
#include "comm.h"
#include "parameter.h"
#include "solver.h"
#include "util.h"
#define P(i, j, k) \
p[(k) * (imaxLocal + 2) * (jmaxLocal + 2) + (j) * (imaxLocal + 2) + (i)]
#define F(i, j, k) \
f[(k) * (imaxLocal + 2) * (jmaxLocal + 2) + (j) * (imaxLocal + 2) + (i)]
#define G(i, j, k) \
g[(k) * (imaxLocal + 2) * (jmaxLocal + 2) + (j) * (imaxLocal + 2) + (i)]
#define H(i, j, k) \
h[(k) * (imaxLocal + 2) * (jmaxLocal + 2) + (j) * (imaxLocal + 2) + (i)]
#define U(i, j, k) \
u[(k) * (imaxLocal + 2) * (jmaxLocal + 2) + (j) * (imaxLocal + 2) + (i)]
#define V(i, j, k) \
v[(k) * (imaxLocal + 2) * (jmaxLocal + 2) + (j) * (imaxLocal + 2) + (i)]
#define W(i, j, k) \
w[(k) * (imaxLocal + 2) * (jmaxLocal + 2) + (j) * (imaxLocal + 2) + (i)]
#define RHS(i, j, k) \
rhs[(k) * (imaxLocal + 2) * (jmaxLocal + 2) + (j) * (imaxLocal + 2) + (i)]
static void printConfig(Solver* s)
{
if (commIsMaster(&s->comm)) {
printf("Parameters for #%s#\n", s->problem);
printf("BC Left:%d Right:%d Bottom:%d Top:%d Front:%d Back:%d\n",
s->bcLeft,
s->bcRight,
s->bcBottom,
s->bcTop,
s->bcFront,
s->bcBack);
printf("\tReynolds number: %.2f\n", s->re);
printf("\tGx Gy: %.2f %.2f %.2f\n", s->gx, s->gy, s->gz);
printf("Geometry data:\n");
printf("\tDomain box size (x, y, z): %.2f, %.2f, %.2f\n",
s->grid.xlength,
s->grid.ylength,
s->grid.zlength);
printf("\tCells (x, y, z): %d, %d, %d\n",
s->grid.imax,
s->grid.jmax,
s->grid.kmax);
printf("\tCell size (dx, dy, dz): %f, %f, %f\n",
s->grid.dx,
s->grid.dy,
s->grid.dz);
printf("Timestep parameters:\n");
printf("\tDefault stepsize: %.2f, Final time %.2f\n", s->dt, s->te);
printf("\tdt bound: %.6f\n", s->dtBound);
printf("\tTau factor: %.2f\n", s->tau);
printf("Iterative parameters:\n");
printf("\tMax iterations: %d\n", s->itermax);
printf("\tepsilon (stopping tolerance) : %f\n", s->eps);
printf("\tgamma factor: %f\n", s->gamma);
printf("\tomega (SOR relaxation): %f\n", s->omega);
}
commPrintConfig(&s->comm);
}
void initSolver(Solver* s, Parameter* params)
{
s->problem = params->name;
s->bcLeft = params->bcLeft;
s->bcRight = params->bcRight;
s->bcBottom = params->bcBottom;
s->bcTop = params->bcTop;
s->bcFront = params->bcFront;
s->bcBack = params->bcBack;
s->grid.imax = params->imax;
s->grid.jmax = params->jmax;
s->grid.kmax = params->kmax;
s->grid.xlength = params->xlength;
s->grid.ylength = params->ylength;
s->grid.zlength = params->zlength;
s->grid.dx = params->xlength / params->imax;
s->grid.dy = params->ylength / params->jmax;
s->grid.dz = params->zlength / params->kmax;
s->eps = params->eps;
s->omega = params->omg;
s->itermax = params->itermax;
s->re = params->re;
s->gx = params->gx;
s->gy = params->gy;
s->gz = params->gz;
s->dt = params->dt;
s->te = params->te;
s->tau = params->tau;
s->gamma = params->gamma;
/* allocate arrays */
int imaxLocal = s->comm.imaxLocal;
int jmaxLocal = s->comm.jmaxLocal;
int kmaxLocal = s->comm.kmaxLocal;
size_t size = (imaxLocal + 2) * (jmaxLocal + 2) * (kmaxLocal + 2);
s->u = allocate(64, size * sizeof(double));
s->v = allocate(64, size * sizeof(double));
s->w = allocate(64, size * sizeof(double));
s->p = allocate(64, size * sizeof(double));
s->rhs = allocate(64, size * sizeof(double));
s->f = allocate(64, size * sizeof(double));
s->g = allocate(64, size * sizeof(double));
s->h = allocate(64, size * sizeof(double));
for (int i = 0; i < size; i++) {
s->u[i] = params->u_init;
s->v[i] = params->v_init;
s->w[i] = params->w_init;
s->p[i] = params->p_init;
s->rhs[i] = 0.0;
s->f[i] = 0.0;
s->g[i] = 0.0;
s->h[i] = 0.0;
}
double dx = s->grid.dx;
double dy = s->grid.dy;
double dz = s->grid.dz;
double invSqrSum = 1.0 / (dx * dx) + 1.0 / (dy * dy) + 1.0 / (dz * dz);
s->dtBound = 0.5 * s->re * 1.0 / invSqrSum;
#ifdef VERBOSE
printConfig(s);
#endif /* VERBOSE */
}
void computeRHS(Solver* s)
{
int imaxLocal = s->comm.imaxLocal;
int jmaxLocal = s->comm.jmaxLocal;
int kmaxLocal = s->comm.kmaxLocal;
double idx = 1.0 / s->grid.dx;
double idy = 1.0 / s->grid.dy;
double idz = 1.0 / s->grid.dz;
double idt = 1.0 / s->dt;
double* rhs = s->rhs;
double* f = s->f;
double* g = s->g;
double* h = s->h;
commShift(&s->comm, f, g, h);
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int j = 1; j < jmaxLocal + 1; j++) {
for (int i = 1; i < imaxLocal + 1; i++) {
RHS(i, j, k) = ((F(i, j, k) - F(i - 1, j, k)) * idx +
(G(i, j, k) - G(i, j - 1, k)) * idy +
(H(i, j, k) - H(i, j, k - 1)) * idz) *
idt;
}
}
}
}
void solve(Solver* s)
{
int imaxLocal = s->comm.imaxLocal;
int jmaxLocal = s->comm.jmaxLocal;
int kmaxLocal = s->comm.kmaxLocal;
int imax = s->grid.imax;
int jmax = s->grid.jmax;
int kmax = s->grid.kmax;
double eps = s->eps;
int itermax = s->itermax;
double dx2 = s->grid.dx * s->grid.dx;
double dy2 = s->grid.dy * s->grid.dy;
double dz2 = s->grid.dz * s->grid.dz;
double idx2 = 1.0 / dx2;
double idy2 = 1.0 / dy2;
double idz2 = 1.0 / dz2;
double factor = s->omega * 0.5 * (dx2 * dy2 * dz2) /
(dy2 * dz2 + dx2 * dz2 + dx2 * dy2);
double* p = s->p;
double* rhs = s->rhs;
double epssq = eps * eps;
int it = 0;
double res = 1.0;
int pass, ksw, jsw, isw;
while ((res >= epssq) && (it < itermax)) {
ksw = 1;
for (pass = 0; pass < 2; pass++) {
jsw = ksw;
commExchange(&s->comm, p);
for (int k = 1; k < kmaxLocal + 1; k++) {
isw = jsw;
for (int j = 1; j < jmaxLocal + 1; j++) {
for (int i = isw; i < imaxLocal + 1; i += 2) {
double r =
RHS(i, j, k) -
((P(i + 1, j, k) - 2.0 * P(i, j, k) + P(i - 1, j, k)) * idx2 +
(P(i, j + 1, k) - 2.0 * P(i, j, k) + P(i, j - 1, k)) *
idy2 +
(P(i, j, k + 1) - 2.0 * P(i, j, k) + P(i, j, k - 1)) *
idz2);
P(i, j, k) -= (factor * r);
res += (r * r);
}
isw = 3 - isw;
}
jsw = 3 - jsw;
}
ksw = 3 - ksw;
}
if (commIsBoundary(&s->comm, FRONT)) {
for (int j = 1; j < jmaxLocal + 1; j++) {
for (int i = 1; i < imaxLocal + 1; i++) {
P(i, j, 0) = P(i, j, 1);
}
}
}
if (commIsBoundary(&s->comm, BACK)) {
for (int j = 1; j < jmaxLocal + 1; j++) {
for (int i = 1; i < imaxLocal + 1; i++) {
P(i, j, kmaxLocal + 1) = P(i, j, kmaxLocal);
}
}
}
if (commIsBoundary(&s->comm, BOTTOM)) {
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int i = 1; i < imaxLocal + 1; i++) {
P(i, 0, k) = P(i, 1, k);
}
}
}
if (commIsBoundary(&s->comm, TOP)) {
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int i = 1; i < imaxLocal + 1; i++) {
P(i, jmaxLocal + 1, k) = P(i, jmaxLocal, k);
}
}
}
if (commIsBoundary(&s->comm, LEFT)) {
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int j = 1; j < jmaxLocal + 1; j++) {
P(0, j, k) = P(1, j, k);
}
}
}
if (commIsBoundary(&s->comm, RIGHT)) {
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int j = 1; j < jmaxLocal + 1; j++) {
P(imaxLocal + 1, j, k) = P(imaxLocal, j, k);
}
}
}
commReduction(&res, SUM);
res = res / (double)(imax * jmax * kmax);
#ifdef DEBUG
if (commIsMaster(&s->comm)) {
printf("%d Residuum: %e\n", it, res);
}
#endif
commExchange(&s->comm, p);
it++;
}
#ifdef VERBOSE
if (commIsMaster(&s->comm)) {
printf("Solver took %d iterations to reach %f\n", it, sqrt(res));
}
#endif
}
static double maxElement(Solver* s, double* m)
{
int size = (s->comm.imaxLocal + 2) * (s->comm.jmaxLocal + 2) *
(s->comm.kmaxLocal + 2);
double maxval = DBL_MIN;
for (int i = 0; i < size; i++) {
maxval = MAX(maxval, fabs(m[i]));
}
commReduction(&maxval, MAX);
return maxval;
}
void normalizePressure(Solver* s)
{
int imaxLocal = s->comm.imaxLocal;
int jmaxLocal = s->comm.jmaxLocal;
int kmaxLocal = s->comm.kmaxLocal;
double* p = s->p;
double avgP = 0.0;
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int j = 1; j < jmaxLocal + 1; j++) {
for (int i = 1; i < imaxLocal + 1; i++) {
avgP += P(i, j, k);
}
}
}
commReduction(&avgP, SUM);
avgP /= (s->grid.imax * s->grid.jmax * s->grid.kmax);
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int j = 1; j < jmaxLocal + 1; j++) {
for (int i = 1; i < imaxLocal + 1; i++) {
P(i, j, k) = P(i, j, k) - avgP;
}
}
}
}
void computeTimestep(Solver* s)
{
double dt = s->dtBound;
double dx = s->grid.dx;
double dy = s->grid.dy;
double dz = s->grid.dz;
double umax = maxElement(s, s->u);
double vmax = maxElement(s, s->v);
double wmax = maxElement(s, s->w);
if (umax > 0) {
dt = (dt > dx / umax) ? dx / umax : dt;
}
if (vmax > 0) {
dt = (dt > dy / vmax) ? dy / vmax : dt;
}
if (wmax > 0) {
dt = (dt > dz / wmax) ? dz / wmax : dt;
}
s->dt = dt * s->tau;
}
void setBoundaryConditions(Solver* s)
{
int imaxLocal = s->comm.imaxLocal;
int jmaxLocal = s->comm.jmaxLocal;
int kmaxLocal = s->comm.kmaxLocal;
double* u = s->u;
double* v = s->v;
double* w = s->w;
if (commIsBoundary(&s->comm, TOP)) {
switch (s->bcTop) {
case NOSLIP:
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int i = 1; i < imaxLocal + 1; i++) {
U(i, jmaxLocal + 1, k) = -U(i, jmaxLocal, k);
V(i, jmaxLocal, k) = 0.0;
W(i, jmaxLocal + 1, k) = -W(i, jmaxLocal, k);
}
}
break;
case SLIP:
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int i = 1; i < imaxLocal + 1; i++) {
U(i, jmaxLocal + 1, k) = U(i, jmaxLocal, k);
V(i, jmaxLocal, k) = 0.0;
W(i, jmaxLocal + 1, k) = W(i, jmaxLocal, k);
}
}
break;
case OUTFLOW:
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int i = 1; i < imaxLocal + 1; i++) {
U(i, jmaxLocal + 1, k) = U(i, jmaxLocal, k);
V(i, jmaxLocal, k) = V(i, jmaxLocal - 1, k);
W(i, jmaxLocal + 1, k) = W(i, jmaxLocal, k);
}
}
break;
case PERIODIC:
break;
}
}
if (commIsBoundary(&s->comm, BOTTOM)) {
switch (s->bcBottom) {
case NOSLIP:
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int i = 1; i < imaxLocal + 1; i++) {
U(i, 0, k) = -U(i, 1, k);
V(i, 0, k) = 0.0;
W(i, 0, k) = -W(i, 1, k);
}
}
break;
case SLIP:
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int i = 1; i < imaxLocal + 1; i++) {
U(i, 0, k) = U(i, 1, k);
V(i, 0, k) = 0.0;
W(i, 0, k) = W(i, 1, k);
}
}
break;
case OUTFLOW:
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int i = 1; i < imaxLocal + 1; i++) {
U(i, 0, k) = U(i, 1, k);
V(i, 0, k) = V(i, 1, k);
W(i, 0, k) = W(i, 1, k);
}
}
break;
case PERIODIC:
break;
}
}
if (commIsBoundary(&s->comm, LEFT)) {
switch (s->bcLeft) {
case NOSLIP:
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int j = 1; j < jmaxLocal + 1; j++) {
U(0, j, k) = 0.0;
V(0, j, k) = -V(1, j, k);
W(0, j, k) = -W(1, j, k);
}
}
break;
case SLIP:
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int j = 1; j < jmaxLocal + 1; j++) {
U(0, j, k) = 0.0;
V(0, j, k) = V(1, j, k);
W(0, j, k) = W(1, j, k);
}
}
break;
case OUTFLOW:
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int j = 1; j < jmaxLocal + 1; j++) {
U(0, j, k) = U(1, j, k);
V(0, j, k) = V(1, j, k);
W(0, j, k) = W(1, j, k);
}
}
break;
case PERIODIC:
break;
}
}
if (commIsBoundary(&s->comm, RIGHT)) {
switch (s->bcRight) {
case NOSLIP:
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int j = 1; j < jmaxLocal + 1; j++) {
U(imaxLocal, j, k) = 0.0;
V(imaxLocal + 1, j, k) = -V(imaxLocal, j, k);
W(imaxLocal + 1, j, k) = -W(imaxLocal, j, k);
}
}
break;
case SLIP:
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int j = 1; j < jmaxLocal + 1; j++) {
U(imaxLocal, j, k) = 0.0;
V(imaxLocal + 1, j, k) = V(imaxLocal, j, k);
W(imaxLocal + 1, j, k) = W(imaxLocal, j, k);
}
}
break;
case OUTFLOW:
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int j = 1; j < jmaxLocal + 1; j++) {
U(imaxLocal, j, k) = U(imaxLocal - 1, j, k);
V(imaxLocal + 1, j, k) = V(imaxLocal, j, k);
W(imaxLocal + 1, j, k) = W(imaxLocal, j, k);
}
}
break;
case PERIODIC:
break;
}
}
if (commIsBoundary(&s->comm, FRONT)) {
switch (s->bcFront) {
case NOSLIP:
for (int j = 1; j < jmaxLocal + 1; j++) {
for (int i = 1; i < imaxLocal + 1; i++) {
U(i, j, 0) = -U(i, j, 1);
V(i, j, 0) = -V(i, j, 1);
W(i, j, 0) = 0.0;
}
}
break;
case SLIP:
for (int j = 1; j < jmaxLocal + 1; j++) {
for (int i = 1; i < imaxLocal + 1; i++) {
U(i, j, 0) = U(i, j, 1);
V(i, j, 0) = V(i, j, 1);
W(i, j, 0) = 0.0;
}
}
break;
case OUTFLOW:
for (int j = 1; j < jmaxLocal + 1; j++) {
for (int i = 1; i < imaxLocal + 1; i++) {
U(i, j, 0) = U(i, j, 1);
V(i, j, 0) = V(i, j, 1);
W(i, j, 0) = W(i, j, 1);
}
}
break;
case PERIODIC:
break;
}
}
if (commIsBoundary(&s->comm, BACK)) {
switch (s->bcBack) {
case NOSLIP:
for (int j = 1; j < jmaxLocal + 1; j++) {
for (int i = 1; i < imaxLocal + 1; i++) {
U(i, j, kmaxLocal + 1) = -U(i, j, kmaxLocal);
V(i, j, kmaxLocal + 1) = -V(i, j, kmaxLocal);
W(i, j, kmaxLocal) = 0.0;
}
}
break;
case SLIP:
for (int j = 1; j < jmaxLocal + 1; j++) {
for (int i = 1; i < imaxLocal + 1; i++) {
U(i, j, kmaxLocal + 1) = U(i, j, kmaxLocal);
V(i, j, kmaxLocal + 1) = V(i, j, kmaxLocal);
W(i, j, kmaxLocal) = 0.0;
}
}
break;
case OUTFLOW:
for (int j = 1; j < jmaxLocal + 1; j++) {
for (int i = 1; i < imaxLocal + 1; i++) {
U(i, j, kmaxLocal + 1) = U(i, j, kmaxLocal);
V(i, j, kmaxLocal + 1) = V(i, j, kmaxLocal);
W(i, j, kmaxLocal) = W(i, j, kmaxLocal - 1);
}
}
break;
case PERIODIC:
break;
}
}
}
void setSpecialBoundaryCondition(Solver* s)
{
int imaxLocal = s->comm.imaxLocal;
int jmaxLocal = s->comm.jmaxLocal;
int kmaxLocal = s->comm.kmaxLocal;
double* u = s->u;
if (strcmp(s->problem, "dcavity") == 0) {
if (commIsBoundary(&s->comm, TOP)) {
for (int k = 1; k < kmaxLocal; k++) {
for (int i = 1; i < imaxLocal; i++) {
U(i, jmaxLocal + 1, k) = 2.0 - U(i, jmaxLocal, k);
}
}
}
} else if (strcmp(s->problem, "canal") == 0) {
if (commIsBoundary(&s->comm, LEFT)) {
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int j = 1; j < jmaxLocal + 1; j++) {
U(0, j, k) = 2.0;
}
}
}
}
}
void computeFG(Solver* s)
{
int imaxLocal = s->comm.imaxLocal;
int jmaxLocal = s->comm.jmaxLocal;
int kmaxLocal = s->comm.kmaxLocal;
double* u = s->u;
double* v = s->v;
double* w = s->w;
double* f = s->f;
double* g = s->g;
double* h = s->h;
double gx = s->gx;
double gy = s->gy;
double gz = s->gz;
double dt = s->dt;
double gamma = s->gamma;
double inverseRe = 1.0 / s->re;
double inverseDx = 1.0 / s->grid.dx;
double inverseDy = 1.0 / s->grid.dy;
double inverseDz = 1.0 / s->grid.dz;
double du2dx, dv2dy, dw2dz;
double duvdx, duwdx, duvdy, dvwdy, duwdz, dvwdz;
double du2dx2, du2dy2, du2dz2;
double dv2dx2, dv2dy2, dv2dz2;
double dw2dx2, dw2dy2, dw2dz2;
commExchange(&s->comm, u);
commExchange(&s->comm, v);
commExchange(&s->comm, w);
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int j = 1; j < jmaxLocal + 1; j++) {
for (int i = 1; i < imaxLocal + 1; i++) {
du2dx = inverseDx * 0.25 *
((U(i, j, k) + U(i + 1, j, k)) *
(U(i, j, k) + U(i + 1, j, k)) -
(U(i, j, k) + U(i - 1, j, k)) *
(U(i, j, k) + U(i - 1, j, k))) +
gamma * inverseDx * 0.25 *
(fabs(U(i, j, k) + U(i + 1, j, k)) *
(U(i, j, k) - U(i + 1, j, k)) +
fabs(U(i, j, k) + U(i - 1, j, k)) *
(U(i, j, k) - U(i - 1, j, k)));
duvdy = inverseDy * 0.25 *
((V(i, j, k) + V(i + 1, j, k)) *
(U(i, j, k) + U(i, j + 1, k)) -
(V(i, j - 1, k) + V(i + 1, j - 1, k)) *
(U(i, j, k) + U(i, j - 1, k))) +
gamma * inverseDy * 0.25 *
(fabs(V(i, j, k) + V(i + 1, j, k)) *
(U(i, j, k) - U(i, j + 1, k)) +
fabs(V(i, j - 1, k) + V(i + 1, j - 1, k)) *
(U(i, j, k) - U(i, j - 1, k)));
duwdz = inverseDz * 0.25 *
((W(i, j, k) + W(i + 1, j, k)) *
(U(i, j, k) + U(i, j, k + 1)) -
(W(i, j, k - 1) + W(i + 1, j, k - 1)) *
(U(i, j, k) + U(i, j, k - 1))) +
gamma * inverseDz * 0.25 *
(fabs(W(i, j, k) + W(i + 1, j, k)) *
(U(i, j, k) - U(i, j, k + 1)) +
fabs(W(i, j, k - 1) + W(i + 1, j, k - 1)) *
(U(i, j, k) - U(i, j, k - 1)));
du2dx2 = inverseDx * inverseDx *
(U(i + 1, j, k) - 2.0 * U(i, j, k) + U(i - 1, j, k));
du2dy2 = inverseDy * inverseDy *
(U(i, j + 1, k) - 2.0 * U(i, j, k) + U(i, j - 1, k));
du2dz2 = inverseDz * inverseDz *
(U(i, j, k + 1) - 2.0 * U(i, j, k) + U(i, j, k - 1));
F(i, j, k) = U(i, j, k) + dt * (inverseRe * (du2dx2 + du2dy2 + du2dz2) -
du2dx - duvdy - duwdz + gx);
duvdx = inverseDx * 0.25 *
((U(i, j, k) + U(i, j + 1, k)) *
(V(i, j, k) + V(i + 1, j, k)) -
(U(i - 1, j, k) + U(i - 1, j + 1, k)) *
(V(i, j, k) + V(i - 1, j, k))) +
gamma * inverseDx * 0.25 *
(fabs(U(i, j, k) + U(i, j + 1, k)) *
(V(i, j, k) - V(i + 1, j, k)) +
fabs(U(i - 1, j, k) + U(i - 1, j + 1, k)) *
(V(i, j, k) - V(i - 1, j, k)));
dv2dy = inverseDy * 0.25 *
((V(i, j, k) + V(i, j + 1, k)) *
(V(i, j, k) + V(i, j + 1, k)) -
(V(i, j, k) + V(i, j - 1, k)) *
(V(i, j, k) + V(i, j - 1, k))) +
gamma * inverseDy * 0.25 *
(fabs(V(i, j, k) + V(i, j + 1, k)) *
(V(i, j, k) - V(i, j + 1, k)) +
fabs(V(i, j, k) + V(i, j - 1, k)) *
(V(i, j, k) - V(i, j - 1, k)));
dvwdz = inverseDz * 0.25 *
((W(i, j, k) + W(i, j + 1, k)) *
(V(i, j, k) + V(i, j, k + 1)) -
(W(i, j, k - 1) + W(i, j + 1, k - 1)) *
(V(i, j, k) + V(i, j, k + 1))) +
gamma * inverseDz * 0.25 *
(fabs(W(i, j, k) + W(i, j + 1, k)) *
(V(i, j, k) - V(i, j, k + 1)) +
fabs(W(i, j, k - 1) + W(i, j + 1, k - 1)) *
(V(i, j, k) - V(i, j, k + 1)));
dv2dx2 = inverseDx * inverseDx *
(V(i + 1, j, k) - 2.0 * V(i, j, k) + V(i - 1, j, k));
dv2dy2 = inverseDy * inverseDy *
(V(i, j + 1, k) - 2.0 * V(i, j, k) + V(i, j - 1, k));
dv2dz2 = inverseDz * inverseDz *
(V(i, j, k + 1) - 2.0 * V(i, j, k) + V(i, j, k - 1));
G(i, j, k) = V(i, j, k) + dt * (inverseRe * (dv2dx2 + dv2dy2 + dv2dz2) -
duvdx - dv2dy - dvwdz + gy);
duwdx = inverseDx * 0.25 *
((U(i, j, k) + U(i, j, k + 1)) *
(W(i, j, k) + W(i + 1, j, k)) -
(U(i - 1, j, k) + U(i - 1, j, k + 1)) *
(W(i, j, k) + W(i - 1, j, k))) +
gamma * inverseDx * 0.25 *
(fabs(U(i, j, k) + U(i, j, k + 1)) *
(W(i, j, k) - W(i + 1, j, k)) +
fabs(U(i - 1, j, k) + U(i - 1, j, k + 1)) *
(W(i, j, k) - W(i - 1, j, k)));
dvwdy = inverseDy * 0.25 *
((V(i, j, k) + V(i, j, k + 1)) *
(W(i, j, k) + W(i, j + 1, k)) -
(V(i, j - 1, k + 1) + V(i, j - 1, k)) *
(W(i, j, k) + W(i, j - 1, k))) +
gamma * inverseDy * 0.25 *
(fabs(V(i, j, k) + V(i, j, k + 1)) *
(W(i, j, k) - W(i, j + 1, k)) +
fabs(V(i, j - 1, k + 1) + V(i, j - 1, k)) *
(W(i, j, k) - W(i, j - 1, k)));
dw2dz = inverseDz * 0.25 *
((W(i, j, k) + W(i, j, k + 1)) *
(W(i, j, k) + W(i, j, k + 1)) -
(W(i, j, k) + W(i, j, k - 1)) *
(W(i, j, k) + W(i, j, k - 1))) +
gamma * inverseDz * 0.25 *
(fabs(W(i, j, k) + W(i, j, k + 1)) *
(W(i, j, k) - W(i, j, k + 1)) +
fabs(W(i, j, k) + W(i, j, k - 1)) *
(W(i, j, k) - W(i, j, k - 1)));
dw2dx2 = inverseDx * inverseDx *
(W(i + 1, j, k) - 2.0 * W(i, j, k) + W(i - 1, j, k));
dw2dy2 = inverseDy * inverseDy *
(W(i, j + 1, k) - 2.0 * W(i, j, k) + W(i, j - 1, k));
dw2dz2 = inverseDz * inverseDz *
(W(i, j, k + 1) - 2.0 * W(i, j, k) + W(i, j, k - 1));
H(i, j, k) = W(i, j, k) + dt * (inverseRe * (dw2dx2 + dw2dy2 + dw2dz2) -
duwdx - dvwdy - dw2dz + gz);
}
}
}
/* ----------------------------- boundary of F ---------------------------
*/
if (commIsBoundary(&s->comm, LEFT)) {
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int j = 1; j < jmaxLocal + 1; j++) {
F(0, j, k) = U(0, j, k);
}
}
}
if (commIsBoundary(&s->comm, RIGHT)) {
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int j = 1; j < jmaxLocal + 1; j++) {
F(imaxLocal, j, k) = U(imaxLocal, j, k);
}
}
}
/* ----------------------------- boundary of G ---------------------------
*/
if (commIsBoundary(&s->comm, BOTTOM)) {
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int i = 1; i < imaxLocal + 1; i++) {
G(i, 0, k) = V(i, 0, k);
}
}
}
if (commIsBoundary(&s->comm, TOP)) {
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int i = 1; i < imaxLocal + 1; i++) {
G(i, jmaxLocal, k) = V(i, jmaxLocal, k);
}
}
}
/* ----------------------------- boundary of H ---------------------------
*/
if (commIsBoundary(&s->comm, FRONT)) {
for (int j = 1; j < jmaxLocal + 1; j++) {
for (int i = 1; i < imaxLocal + 1; i++) {
H(i, j, 0) = W(i, j, 0);
}
}
}
if (commIsBoundary(&s->comm, BACK)) {
for (int j = 1; j < jmaxLocal + 1; j++) {
for (int i = 1; i < imaxLocal + 1; i++) {
H(i, j, kmaxLocal) = W(i, j, kmaxLocal);
}
}
}
}
void adaptUV(Solver* s)
{
int imaxLocal = s->comm.imaxLocal;
int jmaxLocal = s->comm.jmaxLocal;
int kmaxLocal = s->comm.kmaxLocal;
double* p = s->p;
double* u = s->u;
double* v = s->v;
double* w = s->w;
double* f = s->f;
double* g = s->g;
double* h = s->h;
double factorX = s->dt / s->grid.dx;
double factorY = s->dt / s->grid.dy;
double factorZ = s->dt / s->grid.dz;
for (int k = 1; k < kmaxLocal + 1; k++) {
for (int j = 1; j < jmaxLocal + 1; j++) {
for (int i = 1; i < imaxLocal + 1; i++) {
U(i, j, k) = F(i, j, k) - (P(i + 1, j, k) - P(i, j, k)) * factorX;
V(i, j, k) = G(i, j, k) - (P(i, j + 1, k) - P(i, j, k)) * factorY;
W(i, j, k) = H(i, j, k) - (P(i, j, k + 1) - P(i, j, k)) * factorZ;
}
}
}
}

View File

@ -1,5 +1,5 @@
# Supported: GCC, CLANG, ICC
TAG ?= ICC
# Supported: GCC, CLANG, ICX
TAG ?= ICX
ENABLE_OPENMP ?= false
# Supported: rb, mg
SOLVER ?= mg

View File

@ -1,4 +1,4 @@
CC = icc
CC = icx
GCC = gcc
LINKER = $(CC)
@ -7,7 +7,7 @@ OPENMP = -qopenmp
endif
VERSION = --version
CFLAGS = -O3 -xHost -qopt-zmm-usage=high -std=c99 $(OPENMP)
CFLAGS = -O3 -xHost -qopt-zmm-usage=high -std=c99 $(OPENMP) -Wno-unused-command-line-argument
LFLAGS = $(OPENMP)
DEFINES = -D_GNU_SOURCE
INCLUDES =

View File

@ -18,6 +18,25 @@
#define G(v, i, j, k) v[(k) * (imax + 2) * (jmax + 2) + (j) * (imax + 2) + (i)]
static FILE* initResidualWriter()
{
FILE* fp;
fp = fopen("residual.dat", "w");
if (fp == NULL) {
printf("Error!\n");
exit(EXIT_FAILURE);
}
return fp;
}
static void writeResidual(FILE* fp, double ts, double res)
{
fprintf(fp, "%f, %f\n", ts, res);
}
static void createBulkArrays(
Discretization* s, double* pg, double* ug, double* vg, double* wg)
{

View File

@ -48,23 +48,4 @@ void stopProgress()
{
printf("\n");
fflush(stdout);
}
FILE* initResidualWriter()
{
FILE* fp;
fp = fopen("residual.dat", "w");
if (fp == NULL) {
printf("Error!\n");
exit(EXIT_FAILURE);
}
return fp;
}
void writeResidual(FILE* fp, double ts, double res)
{
fprintf(fp, "%f, %f\n", ts, res);
}

View File

@ -10,6 +10,4 @@
extern void initProgress(double);
extern void printProgress(double);
extern void stopProgress(void);
extern FILE* initResidualWriter(void);
extern void writeResidual(FILE*, double, double);
#endif

View File

@ -112,7 +112,7 @@ static void setBoundaryCondition(double* p, int imax, int jmax, int kmax)
}
}
static double smooth(
static void smooth(
Solver* s, double* p, double* rhs, int level, int imax, int jmax, int kmax)
{
double eps = s->eps;

View File

@ -1,5 +1,5 @@
# Supported: GCC, CLANG, ICC
TAG ?= ICC
# Supported: GCC, CLANG, ICX
TAG ?= ICX
# Supported: true, false
ENABLE_MPI ?= true
ENABLE_OPENMP ?= false

View File

@ -1,8 +1,8 @@
ifeq ($(ENABLE_MPI),true)
CC = mpiicc
CC = mpiicx
DEFINES = -D_MPI
else
CC = icc
CC = icx
endif
GCC = gcc
@ -13,7 +13,7 @@ OPENMP = -qopenmp
endif
VERSION = --version
CFLAGS = -O3 -xHost -qopt-zmm-usage=high -std=c99 $(OPENMP)
CFLAGS = -O3 -xHost -qopt-zmm-usage=high -std=c99 $(OPENMP) -Wno-unused-command-line-argument
LFLAGS = $(OPENMP)
DEFINES += -D_GNU_SOURCE# -DDEBUG
INCLUDES =

View File

@ -9,17 +9,6 @@
#include "comm.h"
#ifdef _MPI
// subroutines local to this module
static int sum(int* sizes, int position)
{
int sum = 0;
for (int i = 0; i < position; i += position) {
sum += sizes[i];
}
return sum;
}
static void gatherArray(
Comm* c, int cnt, int* rcvCounts, int* displs, double* src, double* dst)
@ -133,8 +122,8 @@ void commCollectResult(Comm* c,
double* u,
double* v,
double* p,
int jmax,
int imax)
int imax,
int jmax)
{
#ifdef _MPI
int *rcvCounts, *displs;

View File

@ -17,6 +17,25 @@
#include "progress.h"
#include "timing.h"
static FILE* initResidualWriter()
{
FILE* fp;
fp = fopen("residual.dat", "w");
if (fp == NULL) {
printf("Error!\n");
exit(-1);
}
return fp;
}
static void writeResidual(FILE* fp, double ts, double res)
{
fprintf(fp, "%f, %f\n", ts, res);
}
static void writeResults(Discretization* s)
{
#ifdef _MPI

View File

@ -48,23 +48,4 @@ void stopProgress()
{
printf("\n");
fflush(stdout);
}
FILE* initResidualWriter()
{
FILE* fp;
fp = fopen("residual.dat", "w");
if (fp == NULL) {
printf("Error!\n");
exit(-1);
}
return fp;
}
void writeResidual(FILE* fp, double ts, double res)
{
fprintf(fp, "%f, %f\n", ts, res);
}

View File

@ -12,6 +12,4 @@
extern void initProgress(double);
extern void printProgress(double);
extern void stopProgress();
extern FILE* initResidualWriter(void);
extern void writeResidual(FILE*, double, double);
#endif

View File

@ -133,7 +133,7 @@ static void setBoundaryCondition(Solver* s, double* p, int imaxLocal, int jmaxLo
#endif
}
static double smooth(Solver* s, double* p, double* rhs, int level, Comm* comm)
static void smooth(Solver* s, double* p, double* rhs, int level, Comm* comm)
{
int imaxLocal = comm->imaxLocal;
int jmaxLocal = comm->jmaxLocal;
@ -253,6 +253,8 @@ static double multiGrid(Solver* s, double* p, double* rhs, int level, Comm* comm
// restrict
restrictMG(s, level, comm);
// Create a new comm object withupdated imaxLocal and jmaxLocal
// along with their updated bufferTypes, sdispls, rdispls
Comm newcomm;
commUpdateDatatypes(s->comm, &newcomm, comm->imaxLocal / 2, comm->jmaxLocal / 2);

View File

@ -1,5 +1,5 @@
# Supported: GCC, CLANG, ICC
TAG ?= ICC
# Supported: GCC, CLANG, ICX
TAG ?= ICX
ENABLE_OPENMP ?= false
# Supported: sor, rb, mg
SOLVER ?= mg

View File

@ -1,4 +1,4 @@
CC = icc
CC = icx
GCC = gcc
LINKER = $(CC)
@ -7,7 +7,7 @@ OPENMP = -qopenmp
endif
VERSION = --version
CFLAGS = -O3 -xHost -qopt-zmm-usage=high -std=c99 $(OPENMP)
CFLAGS = -O3 -xHost -qopt-zmm-usage=high -std=c99 $(OPENMP) -Wno-unused-command-line-argument
LFLAGS = $(OPENMP)
DEFINES = -D_GNU_SOURCE
INCLUDES =

View File

@ -15,6 +15,25 @@
#include "solver.h"
#include "timing.h"
static FILE* initResidualWriter()
{
FILE* fp;
fp = fopen("residual.dat", "w");
if (fp == NULL) {
printf("Error!\n");
exit(EXIT_FAILURE);
}
return fp;
}
static void writeResidual(FILE* fp, double ts, double res)
{
fprintf(fp, "%f, %f\n", ts, res);
}
int main(int argc, char** argv)
{
double timeStart, timeStop;

View File

@ -49,21 +49,3 @@ void stopProgress()
printf("\n");
fflush(stdout);
}
FILE* initResidualWriter()
{
FILE* fp;
fp = fopen("residual.dat", "w");
if (fp == NULL) {
printf("Error!\n");
exit(EXIT_FAILURE);
}
return fp;
}
void writeResidual(FILE* fp, double ts, double res)
{
fprintf(fp, "%f, %f\n", ts, res);
}

View File

@ -10,6 +10,4 @@
extern void initProgress(double);
extern void printProgress(double);
extern void stopProgress(void);
extern FILE* initResidualWriter(void);
extern void writeResidual(FILE*, double, double);
#endif

View File

@ -1,5 +1,5 @@
# Supported: GCC, CLANG, ICC
TAG ?= ICC
# Supported: GCC, CLANG, ICX
TAG ?= ICX
# Supported: true, false
ENABLE_MPI ?= true
ENABLE_OPENMP ?= false

View File

@ -1,8 +1,8 @@
ifeq ($(ENABLE_MPI),true)
CC = mpiicc
CC = mpiicx
DEFINES = -D_MPI
else
CC = icc
CC = icx
endif
GCC = gcc
@ -13,7 +13,7 @@ OPENMP = -qopenmp
endif
VERSION = --version
CFLAGS = -O3 -xHost -qopt-zmm-usage=high -std=c99 $(OPENMP)
CFLAGS = -O3 -qopt-zmm-usage=high -std=c99 $(OPENMP) -xHost -Wno-unused-command-line-argument
LFLAGS = $(OPENMP)
DEFINES += -D_GNU_SOURCE# -DDEBUG
INCLUDES =

View File

@ -17,6 +17,24 @@
#include "timing.h"
#include "vtkWriter.h"
static FILE* initResidualWriter()
{
FILE* fp;
fp = fopen("residual.dat", "w");
if (fp == NULL) {
printf("Error!\n");
exit(EXIT_FAILURE);
}
return fp;
}
static void writeResidual(FILE* fp, double ts, double res)
{
fprintf(fp, "%f, %f\n", ts, res);
}
int main(int argc, char** argv)
{
double timeStart, timeStop;
@ -46,7 +64,6 @@ int main(int argc, char** argv)
initSolver(&s, &d, &p);
initParticleTracer(&particletracer, &p, &d);
#ifndef VERBOSE
initProgress(d.te);
#endif

View File

@ -49,17 +49,3 @@ void stopProgress()
fflush(stdout);
}
FILE* initResidualWriter()
{
FILE* fp;
fp = fopen("residual.dat", "w");
if (fp == NULL) {
printf("Error!\n");
exit(EXIT_FAILURE);
}
return fp;
}
void writeResidual(FILE* fp, double ts, double res) { fprintf(fp, "%f, %f\n", ts, res); }

View File

@ -12,6 +12,5 @@
extern void initProgress(double);
extern void printProgress(double);
extern void stopProgress(void);
extern FILE* initResidualWriter(void);
extern void writeResidual(FILE*, double, double);
#endif

View File

@ -172,7 +172,7 @@ static void setBoundaryCondition(
#endif
}
static double smooth(Solver* s, double* p, double* rhs, int level, Comm* comm)
static void smooth(Solver* s, double* p, double* rhs, int level, Comm* comm)
{
int imaxLocal = comm->imaxLocal;
int jmaxLocal = comm->jmaxLocal;
@ -316,6 +316,8 @@ static double multiGrid(Solver* s, double* p, double* rhs, int level, Comm* comm
// restrict
restrictMG(s, level, comm);
// Create a new comm object withupdated imaxLocal and jmaxLocal
// along with their updated bufferTypes, sdispls, rdispls
Comm newcomm;
commUpdateDatatypes(s->comm, &newcomm, imaxLocal, jmaxLocal, kmaxLocal);

View File

@ -1,5 +1,5 @@
# Supported: GCC, CLANG, ICC
TAG ?= ICC
# Supported: GCC, CLANG, ICX
TAG ?= ICX
ENABLE_OPENMP ?= false
# Supported: rb, mg
SOLVER ?= mg

View File

@ -1,4 +1,4 @@
CC = icc
CC = icx
GCC = gcc
LINKER = $(CC)
@ -7,7 +7,7 @@ OPENMP = -qopenmp
endif
VERSION = --version
CFLAGS = -O3 -xHost -qopt-zmm-usage=high -std=c99 $(OPENMP)
CFLAGS = -O3 -xHost -qopt-zmm-usage=high -std=c99 $(OPENMP) -Wno-unused-command-line-argument
LFLAGS = $(OPENMP)
DEFINES = -D_GNU_SOURCE
INCLUDES =

View File

@ -19,6 +19,25 @@
#define G(v, i, j, k) v[(k) * (imax + 2) * (jmax + 2) + (j) * (imax + 2) + (i)]
static FILE* initResidualWriter()
{
FILE* fp;
fp = fopen("residual.dat", "w");
if (fp == NULL) {
printf("Error!\n");
exit(EXIT_FAILURE);
}
return fp;
}
static void writeResidual(FILE* fp, double ts, double res)
{
fprintf(fp, "%f, %f\n", ts, res);
}
static void createBulkArrays(
Discretization* s, double* pg, double* ug, double* vg, double* wg)
{

View File

@ -50,21 +50,3 @@ void stopProgress()
fflush(stdout);
}
FILE* initResidualWriter()
{
FILE* fp;
fp = fopen("residual.dat", "w");
if (fp == NULL) {
printf("Error!\n");
exit(EXIT_FAILURE);
}
return fp;
}
void writeResidual(FILE* fp, double ts, double res)
{
fprintf(fp, "%f, %f\n", ts, res);
}

View File

@ -10,6 +10,5 @@
extern void initProgress(double);
extern void printProgress(double);
extern void stopProgress(void);
extern FILE* initResidualWriter(void);
extern void writeResidual(FILE*, double, double);
#endif

View File

@ -112,7 +112,7 @@ static void setBoundaryCondition(double* p, int imax, int jmax, int kmax)
}
}
static double smooth(
static void smooth(
Solver* s, double* p, double* rhs, int level, int imax, int jmax, int kmax)
{
double eps = s->eps;