void PuzzleWidget::dropEvent(QDropEvent *event)
{
if (event->mimeData()->hasFormat("image/x-puzzle-piece")
&& findPiece(targetSquare(event->pos())) == -1) {
QByteArray pieceData = event->mimeData()->data("image/x-puzzle-piece");
QDataStream dataStream(&pieceData, QIODevice::ReadOnly);
QRect square = targetSquare(event->pos());
QPixmap pixmap;
QPoint location;
dataStream >> pixmap >> location;
pieceLocations.append(location);
piecePixmaps.append(pixmap);
pieceRects.append(square);
highlightedRect = QRect();
update(square);
event->setDropAction(Qt::MoveAction);
event->accept();
if (location == QPoint(square.x()/pieceSize(), square.y()/pieceSize())) {
inPlace++;
if (inPlace == 25)
emit puzzleCompleted();
}
} else {
int main(int argc, char ** argv){
//MPI Initialization
MPI_Init(&argc,&argv);
MPI_Comm_rank(MPI_COMM_WORLD, &rank);
MPI_Comm_size(MPI_COMM_WORLD, &size);
clOptions options;
if(getCla(argc, argv, &options)){
//NOTHING TO WORRY ABOUT
}else{
printf("command line options failure\n");
return 1;
}
MPI_Status status_ignore;
//MPI Particle Initialization
//MPI_Datatype MPI_particle;
create_MPI_struct(&MPI_particle);
MPI_Type_commit(&MPI_particle);
//Deprecated and dangerous as superseded by options structure
//char * readFName =NULL;
//char * writeFName = NULL;
//char * defaultFName = "default.dat";
//int writeData = 0;
//int compareData = 0;
//change to allow command line arguments
//Setup
if(options.timing >=1){
clock_start();
}
char * initTypeTimingTag = "undefined_tag";
int nParticles = options.nParticles;
int nEachMax = pieceSize(nParticles, size, 0);
double diff;
particle * buffers[4];
particle * spare_particle_pointer;
buffers[0] = calloc(sizeof(particle), nEachMax);
buffers[1] = calloc(sizeof(particle), nEachMax);
buffers[2] = calloc(sizeof(particle), nEachMax);
buffers[3] = calloc(sizeof(particle), nEachMax);
int buf_index[3] = {rank, rank, rank};
int nEach[3];
nEach[0] = pieceSize(nParticles, size, rank);
nEach[1] = pieceSize(nParticles, size, rank);
nEach[2] = pieceSize(nParticles, size, rank);
//diff =compareMultipleParticles(buffers[0], buffers[1], nEachMax);
//Read or Randomize and print
if(options.readInput == 1){
if(options.verbosity>=2){
printf("reading particles\n");
}
initTypeTimingTag = "init_read";
readParticles(options.readFName, buffers[3], nParticles, size, rank);
}else if(options.genFunction == 2){
if(options.verbosity>=2){
printf("generating particles\n");
}
initTypeTimingTag = "init_gen2";
initialize_2(buffers[3], nEachMax);
//fprintParticles(stdout, buffers[3], nEachMax);
}else{
//no input
printf("error: no initial data specified\n");
MPI_Finalize();
}
if(options.verbosity>=2){
printf("should have particles now\n");
}
int i;
for(i=0;i<nEachMax;i++){
buffers[0][i] = buffers[3][i];
buffers[0][i].dvx = 0;
buffers[0][i].dvy = 0;
buffers[0][i].dvz = 0;
buffers[1][i] = buffers[0][i];
buffers[2][i] = buffers[0][i];
}
if(options.verbosity>=3){
printf("rank %d printing particles set 0 \n", rank);
fprintParticles(stdout, buffers[0], nEachMax);
printf("rank %d printing particles set 1 \n", rank);
fprintParticles(stdout, buffers[1], nEachMax);
printf("rank %d printing particles set 2 \n", rank);
fprintParticles(stdout, buffers[2], nEachMax);
printf("rank %d printing particles set 3 \n", rank);
fprintParticles(stdout, buffers[3], nEachMax);
}
//diff =compareMultipleParticles(buffers[0], buffers[3], nEachMax);
//printf("rank %d diff = %g \t\t expected different \n", rank, diff);
//Loop
//Pass
//Calculate
//Collect
if(options.timing == 2){
clock_stop(argv[0], options, initTypeTimingTag);
}
if(options.timing >=1){
clock_start();
}
int j;
int passTimes;
int passingBuffer = 0;
for(passTimes = size; passTimes >0;passTimes -=3){
for(i=0;i<passTimes;i++){
MPI_pass(buffers, passingBuffer, nEachMax, 1, buf_index);
nEach[passingBuffer] = pieceSize(nParticles, size, buf_index[passingBuffer]);
printf("pass:%d:\t%d\t%d\t%d\n", rank, buf_index[0], buf_index[1], buf_index[2]);
func(buffers, nEach, buf_index);
}
if(passTimes ==3){passTimes+=1;}
passingBuffer == (passingBuffer+1)%3;
}
//Passing to rank that should have particle buffer
if(options.verbosity>=0){
printf("old:%d\t%d\t%d\t%d\n", rank, buf_index[0], buf_index[1], buf_index[2]);
}
int dist;
passingBuffer =0;
dist = (rank *2 - buf_index[passingBuffer])%size;
MPI_pass(buffers, passingBuffer, nEachMax, dist, buf_index);
nEach[passingBuffer] = pieceSize(nParticles, size, buf_index[passingBuffer]);
passingBuffer =1;
dist = (rank *2 - buf_index[passingBuffer])%size;
MPI_pass(buffers, passingBuffer, nEachMax, dist, buf_index);
nEach[passingBuffer] = pieceSize(nParticles, size, buf_index[passingBuffer]);
passingBuffer =2;
dist = (rank *2 - buf_index[passingBuffer])%size;
MPI_pass(buffers, passingBuffer, nEachMax, dist, buf_index);
nEach[passingBuffer] = pieceSize(nParticles, size, buf_index[passingBuffer]);
if(options.verbosity>=0){
printf("new:%d\t%d\t%d\t%d\n", rank, buf_index[0], buf_index[1], buf_index[2]);
}
if(options.verbosity>=3){
printf("combining results\n");
}
if(options.verbosity>=3){
printf("rank %d printing particles set 0 \n", rank);
fprintParticles(stdout, buffers[0], nEachMax);
printf("rank %d printing particles set 1 \n", rank);
fprintParticles(stdout, buffers[1], nEachMax);
printf("rank %d printing particles set 2 \n", rank);
fprintParticles(stdout, buffers[2], nEachMax);
printf("rank %d printing particles set 3 \n", rank);
fprintParticles(stdout, buffers[3], nEachMax);
}
//Combine results
for(i=0;i<nEach[0];i++){
buffers[0][i].dvx += buffers[1][i].dvx+buffers[2][i].dvx;
//buffers[0][i].dvx /= 6;
buffers[1][i].dvx = buffers[0][i].dvx;
buffers[2][i].dvx = buffers[0][i].dvx;
buffers[0][i].dvy += buffers[1][i].dvy+buffers[2][i].dvy;
//buffers[0][i].dvy /= 6;
buffers[1][i].dvy = buffers[0][i].dvy;
buffers[2][i].dvy = buffers[0][i].dvy;
buffers[0][i].dvz += buffers[1][i].dvz+buffers[2][i].dvz;
//buffers[0][i].dvz /= 6;
buffers[1][i].dvz = buffers[0][i].dvz;
buffers[2][i].dvz = buffers[0][i].dvz;
}
if(options.timing >= 1){
clock_stop(argv[0], options, "no_duplicates");
}
if(rank == 0){
//fprintParticles(stdout, buffers[3], nEachMax);
//fprintParticles(stdout, buffers[0], nEachMax);
}
//Check results
//use buffers[3]
if(options.compareResults == 1){
if(options.verbosity>=2){
printf("comparing results");
}
if(options.timing == 2){
clock_start();
}
diff =compareMultipleParticles(buffers[0], buffers[3], nEach[0]);
if(options.timing == 2){
clock_stop(argv[0], options, "comparison");
}
printf("rank %d diff = %g\n", rank, diff);
}
if(options.writeOutput == 1){
if(options.timing == 2){
clock_start();
}
writeParticles(options.writeFName, buffers[0], nParticles, size, rank);
if(options.timing == 2){
clock_stop(argv[0], options, "writing");
}
}
//freeing and finalization
free(buffers[0]);
free(buffers[1]);
free(buffers[2]);
free(buffers[3]);
//MPI Finalization
MPI_Type_free(&MPI_particle);
MPI_Barrier(MPI_COMM_WORLD);
MPI_Finalize();
}
