int main(int argc, char *argv[])
{
int width, height, maxiter, flag;
double x[2], y[2], c[2];
char *image, *stats;
int comm_sz, my_rank;
double t1, t2, delta;
// Get and parse the program parameters
getParams(argv, &flag, c, x, y, &width, &height, &maxiter, &image, &stats);
// Allocate space for the image
int *iterations = (int*)malloc( sizeof(int) * width * height );
assert(iterations != NULL);
// Start MPI
MPI_Init(NULL, NULL);
MPI_Comm_size(MPI_COMM_WORLD, &comm_sz);
MPI_Comm_rank(MPI_COMM_WORLD, &my_rank);
// Begin process timer
t1 = MPI_Wtime();
/* compute set */
int maxCount = parallelJulia(x, width, y, height, c, flag, maxiter, iterations, my_rank, comm_sz, MPI_COMM_WORLD);
// Stop timer and compute time elapse
t2 = MPI_Wtime();
delta = t2 - t1;
if (my_rank == 0)
{
/* save our picture for the viewer */
printf("\nMaster process %d creating image...\n", my_rank);
saveBMP(image, iterations, width, height);
printf("\nFinished image creation\n");
}
// Wait for all processes to finish Julia computations
MPI_Barrier(MPI_COMM_WORLD);
// Open stats file
MPI_File statsFile;
if (MPI_File_open(MPI_COMM_WORLD, stats, MPI_MODE_CREATE|MPI_MODE_WRONLY, MPI_INFO_NULL, &statsFile) == MPI_SUCCESS)
{
// Generate statistic string
char message[100];
sprintf(message, "process %d: max iterations reached = %d, time elapsed = %lf\n", my_rank, maxCount, delta);
MPI_File_write_ordered(statsFile, message, strlen(message), MPI_CHAR, MPI_STATUS_IGNORE);
MPI_File_close(&statsFile);
}
else printf("Problem opening file on process %d\n", my_rank);
// Close MPI environment
MPI_Finalize();
// Free reserved memory
free(iterations);
return 0;
}
int main(int argc, char *argv[])
{
int my_rank, p;
long long total;
MPI_Init(&argc, &argv);
MPI_Comm_rank(MPI_COMM_WORLD, &my_rank);
MPI_Comm_size(MPI_COMM_WORLD, &p);
// MPI_Aint offsets[11];
int error_code;
char *params;
char *image;
char *image_type;
// char *timestats;
// double starttime,endtime;
int *flag;
int *width;
int *height;
int *maxiter;
int framepos=0;
mpf_t *cc;
mpf_t *xrange;
mpf_t *yrange;
mpf_t *cr;
mpf_t *ci;
mpf_t *x;
mpf_t *y;
mpf_t *init_xr;
mpf_t *init_yr;
mpf_t *final_xr;
mpf_t *final_yr;
mpf_t *zoom_rate;
mpf_t *xd;
mpf_t *yd;
//Change for Int
flag = (int*)malloc(sizeof(int));
width = (int*)malloc(sizeof(int));
height = (int*)malloc(sizeof(int));
maxiter = (int*)malloc(sizeof(int));
//zoom_rate = (double *)malloc(sizeof(double));
cr = (mpf_t*)malloc(sizeof(mpf_t));
ci = (mpf_t*)malloc(sizeof(mpf_t));
x = (mpf_t*)malloc(sizeof(mpf_t));
y = (mpf_t*)malloc(sizeof(mpf_t));
init_xr = (mpf_t*)malloc(sizeof(mpf_t)); //
init_yr = (mpf_t*)malloc(sizeof(mpf_t)); //
final_xr = (mpf_t*)malloc(sizeof(mpf_t)); //
final_yr = (mpf_t*)malloc(sizeof(mpf_t)); //
xd = (mpf_t*)malloc(sizeof(mpf_t));
yd = (mpf_t*)malloc(sizeof(mpf_t));
zoom_rate = (mpf_t*)malloc(sizeof(mpf_t));
image_type = (char*)malloc(sizeof(char)*STRLENTH);
image = (char*)malloc(sizeof(char)*STRLENTH);
// filename = (char*)malloc(sizeof(char)*STRLENTH);
params = (char*)malloc(sizeof(char)*STRLENTH*15);
xrange = (mpf_t*)malloc(sizeof(mpf_t)*2);
yrange = (mpf_t*)malloc(sizeof(mpf_t)*2);
cc = (mpf_t*)malloc(sizeof(mpf_t)*2);
mpf_init(xrange[0]);
mpf_init(xrange[1]);
mpf_init(yrange[0]);
mpf_init(yrange[1]);
mpf_init(*xd);
mpf_init(*yd);
mpf_init(cc[0]);
mpf_init(cc[1]);
if (my_rank == 0)
{
if(argc >=2){
getParams(params, argv);
} else {
printf("Indicate the file name containing the parameters. kthxbye!\n");
}
}
//Receive data
error_code = MPI_Bcast(params, STRLENTH*15, MPI_CHAR, 0, MPI_COMM_WORLD);
#ifdef debug
if (my_rank == 2)
{
printf("RANK = %d As chars-------------\n",my_rank);
//See data as Char
int i;
for(i=0;i<=14;i++)
{
printf("%s\n",¶ms[i*256]);
}
}
#endif
MPI_Barrier(MPI_COMM_WORLD);
xtractParams(flag, cr, ci, x, y, init_xr, init_yr,final_xr,final_yr, width, height, maxiter, zoom_rate, image,image_type, params, my_rank);
#ifdef debug
if (my_rank == 2)
{
printf("RANK = %d AS datatypes-------------\n",my_rank);
//See data as their types
printf("Flag: %d \n", *flag);
gmp_printf ("cr: %.Ff\n", *cr);
gmp_printf ("ci:%.Ff\n", *ci);
gmp_printf ("x: %.Ff\n", *x);
gmp_printf ("y: %.Ff\n", *y);
gmp_printf ("init_xr: %.Ff\n", *init_xr);
gmp_printf ("init_yr: %.Ff\n", *init_yr);
gmp_printf ("final_xr: %.Ff\n", *final_xr);
gmp_printf ("final_yr: %.Ff\n", *final_yr);
printf("Width: %d \n", *width);
printf("Height: %d \n", *height);
printf("Maxiter: %d \n", *maxiter);
printf("Zoom: %f \n", *zoom_rate);
printf("file: %s\n",image);
printf("Type: %s\n",image_type);
}
#endif
mpf_mul_ui(*xd,*final_xr,2); //what is this for?
mpf_mul_ui(*yd,*final_yr,2); //Why is this here?
if(framepos==0){
if(my_rank ==0) printf("Creating Frames! Progress: \n\n");
}
for(framepos = 0; framepos < FRAMECNT;framepos++ )
{
char num[15];
sprintf(num, "%d", framepos);
char filename[256];
strcpy(filename,image);
strcat(filename,num);
strcat(filename,image_type);
//calculate progress!
double numer = (double)framepos;
double denum = (double)FRAMECNT;
if(my_rank ==0) printf("Frame %d of %d ....%.1f%% \r", framepos+1, FRAMECNT,((numer/denum)*100));
//coordinate calculations
//start
if(framepos ==0)
{
mpf_set(cc[0], *cr);
mpf_set(cc[1], *ci);
mpf_sub(xrange[0], *x, *init_xr);
mpf_add(xrange[1], *x, *init_xr);
mpf_sub(yrange[0], *y, *init_yr);
mpf_add(yrange[1], *y, *init_yr);
total = parallelJulia(xrange, *width, yrange, *height, cc, *flag, maxiter, my_rank, p, MPI_COMM_WORLD, filename);
}
else
{
mpf_div(*init_xr,*init_xr,*zoom_rate);
mpf_div(*init_yr,*init_yr,*zoom_rate);
mpf_sub(xrange[0], *x, *init_xr);
mpf_add(xrange[1], *x, *init_xr);
mpf_sub(yrange[0], *y, *init_yr);
mpf_add(yrange[1], *y, *init_yr);
total = parallelJulia(xrange, *width, yrange, *height, cc, *flag, maxiter, my_rank, p, MPI_COMM_WORLD, filename);
}
MPI_Barrier(MPI_COMM_WORLD);
}
if(my_rank ==0){printf("Done!");}
free(flag);
free(width);
free(height);
free(maxiter);
free(cr);
free(ci);
free(x);
free(y);
free(init_yr);
free(init_xr);
free(final_yr);
free(final_xr);
free(xd);
free(yd);
// free(iterations);
free(cc);
free(xrange);
free(yrange);
free(image);
free(image_type);
free(zoom_rate);
free(params);
// free(timestats);
MPI_Finalize();
return 0;
}