NBodyStatus nbRunSystemPlain(const NBodyCtx* ctx, NBodyState* st)
{
NBodyStatus rc = NBODY_SUCCESS;
// rc |= nbGravMap(ctx, st); /* Calculate accelerations for 1st step this episode */
if (nbStatusIsFatal(rc))
return rc;
#ifdef NBODY_BLENDER_OUTPUT
mkdir("./frames", S_IRWXU | S_IRWXG);
deleteOldFiles(st);
mwvector startCmPos;
mwvector perpendicularCmPos;
mwvector nextCmPos;
nbFindCenterOfMass(&startCmPos, st);
perpendicularCmPos=startCmPos;
printf("Total frames: %d\n", (int)(ctx->nStep));
#endif
while (st->step < ctx->nStep)
{
#ifdef NBODY_BLENDER_OUTPUT
nbFindCenterOfMass(&nextCmPos, st);
blenderPossiblyChangePerpendicularCmPos(&nextCmPos,&perpendicularCmPos,&startCmPos);
#endif
rc |= nbStepSystemPlain(ctx, st);
if (nbStatusIsFatal(rc)) /* advance N-body system */
return rc;
rc |= nbCheckpoint(ctx, st);
if (nbStatusIsFatal(rc))
return rc;
/* We report the progress at step + 1. 0 is the original
center of mass. */
nbReportProgress(ctx, st);
nbUpdateDisplayedBodies(ctx, st);
}
#ifdef NBODY_BLENDER_OUTPUT
blenderPrintMisc(st, ctx, startCmPos, perpendicularCmPos);
#endif
return nbWriteFinalCheckpoint(ctx, st);
}
void SpaceChecker::checkSpace()
{
QFile memFile;
QStringList memLines;
QStringList memColumns;
#ifdef __ANDROID__
qDebug() << "Checking android free space";
system("df /data > /sdcard/tmp.txt");
memFile.setFileName("/sdcard/tmp.txt");
#elif __APPLE__ && __MACH__
qDebug() << "checking osx free space";
system("df -H / > /tmp/tmp.txt");
memFile.setFileName("/tmp/tmp.txt");
#endif
memFile.open(QIODevice::ReadOnly);
QTextStream readData(&memFile);
while (!readData.atEnd()) {
memLines << readData.readLine();
}
memFile.close();
#ifdef __ANDROID__
system("rm /sdcard/tmp.txt");
#elif __APPLE__ && __MACH__
system("rm /tmp/tmp.txt");
#endif
memColumns = memLines.at(1).split(QRegExp("\\s+"));
memColumns.replaceInStrings("G", "");
if (memColumns.at(3).toDouble() < 140) {
qDebug() << "Clearing some space";
deleteOldFiles();
}
emit freeSpace(memColumns.at(3).toDouble());
}
