coilTask *
_coilTaskNew(coilContext *cctx, int threadIdx) {
coilTask *task;
int len, diam, xi;
len = cctx->kind->valLen;
diam = 1 + 2*cctx->radius;
task = (coilTask *)calloc(1, sizeof(coilTask));
if (task) {
task->cctx = cctx;
task->thread = airThreadNew();
task->threadIdx = threadIdx;
task->_iv3 = (coil_t*)calloc(len*diam*diam*diam, sizeof(coil_t));
task->iv3 = (coil_t**)calloc(diam, sizeof(coil_t*));
for (xi=0; xi<diam; xi++) {
task->iv3[xi] = task->_iv3 + xi*len*diam*diam;
}
if (1 == cctx->radius && 1 == cctx->kind->valLen) {
task->iv3Fill = _coilIv3Fill_1_1;
} else if (1 == cctx->radius && 7 == cctx->kind->valLen) {
task->iv3Fill = _coilIv3Fill_1_7;
} else {
task->iv3Fill = _coilIv3Fill_R_L;
}
task->returnPtr = NULL;
}
return task;
}
int
alanRun(alanContext *actx) {
char me[]="alanRun", err[BIFF_STRLEN];
int tid, hack=AIR_FALSE;
alanTask task[ALAN_THREAD_MAX];
if (_alanCheck(actx)) {
sprintf(err, "%s: ", me);
biffAdd(ALAN, err); return 1;
}
if (!( actx->_nlev[0] && actx->_nlev[0] )) {
sprintf(err, "%s: _nlev[0,1] not allocated: "
"call alanUpdate + alanInit", me);
biffAdd(ALAN, err); return 1;
}
if (!airThreadCapable && 1 == actx->numThreads) {
hack = airThreadNoopWarning;
airThreadNoopWarning = AIR_FALSE;
}
actx->changeMutex = airThreadMutexNew();
actx->iterBarrier = airThreadBarrierNew(actx->numThreads);
actx->averageChange = 0;
actx->changeCount = 0;
actx->stop = alanStopNot;
for (tid=0; tid<actx->numThreads; tid++) {
task[tid].actx = actx;
task[tid].idx = tid;
task[tid].thread = airThreadNew();
airThreadStart(task[tid].thread, _alanTuringWorker,
(void *)&(task[tid]));
}
for (tid=0; tid<actx->numThreads; tid++) {
airThreadJoin(task[tid].thread, &(task[tid].me));
task[tid].thread = airThreadNix(task[tid].thread);
}
actx->iterBarrier = airThreadBarrierNix(actx->iterBarrier);
actx->changeMutex = airThreadMutexNix(actx->changeMutex);
if (!airThreadCapable && 1 == actx->numThreads) {
airThreadNoopWarning = hack;
}
/* we assume that someone set actx->stop */
return 0;
}
echoThreadState *
echoThreadStateNew(void) {
echoThreadState *state;
state = (echoThreadState *)calloc(1, sizeof(echoThreadState));
if (state) {
state->thread = airThreadNew();
state->verbose = 0;
state->threadIdx = -1;
state->depth = -1;
state->njitt = nrrdNew();
state->nperm = nrrdNew();
state->permBuff = NULL;
state->jitt = NULL;
state->chanBuff = NULL;
state->rst = airRandMTStateNew(0);
state->returnPtr = NULL;
}
return state;
}
/*
******** hooverRender()
**
** because of the biff usage(), only one thread can call hooverRender(),
** and no promises if the threads themselves call biff...
*/
int
hooverRender(hooverContext *ctx, int *errCodeP, int *errThreadP) {
char me[]="hooverRender", err[BIFF_STRLEN];
_hooverExtraContext *ec;
_hooverThreadArg args[HOOVER_THREAD_MAX];
_hooverThreadArg *errArg;
airThread *thread[HOOVER_THREAD_MAX];
_htpu u;
void *render;
int ret;
airArray *mop;
int threadIdx;
if (!( errCodeP && errThreadP )) {
sprintf(err, "%s: got NULL int return pointer", me);
biffAdd(HOOVER, err);
return hooverErrInit;
}
/* this calls limnCameraUpdate() */
if (hooverContextCheck(ctx)) {
sprintf(err, "%s: problem detected in given context", me);
biffAdd(HOOVER, err);
*errCodeP = 0;
*errThreadP = 0;
return hooverErrInit;
}
if (!(ec = _hooverExtraContextNew(ctx))) {
sprintf(err, "%s: problem creating thread context", me);
biffAdd(HOOVER, err);
*errCodeP = 0;
*errThreadP = 0;
return hooverErrInit;
}
mop = airMopNew();
airMopAdd(mop, ec, (airMopper)_hooverExtraContextNix, airMopAlways);
if ( (ret = (ctx->renderBegin)(&render, ctx->user)) ) {
*errCodeP = ret;
*errCodeP = 0;
*errThreadP = 0;
airMopError(mop);
return hooverErrRenderBegin;
}
for (threadIdx=0; threadIdx<ctx->numThreads; threadIdx++) {
args[threadIdx].ctx = ctx;
args[threadIdx].ec = ec;
args[threadIdx].render = render;
args[threadIdx].whichThread = threadIdx;
args[threadIdx].whichErr = hooverErrNone;
args[threadIdx].errCode = 0;
thread[threadIdx] = airThreadNew();
}
ctx->workIdx = 0;
if (1 < ctx->numThreads) {
ctx->workMutex = airThreadMutexNew();
} else {
ctx->workMutex = NULL;
}
/* (done): call airThreadStart() once per thread, passing the
address of a distinct (and appropriately intialized)
_hooverThreadArg to each. If return of airThreadStart() is
non-zero, put its return in *errCodeP, the number of the
problematic in *errThreadP, and return hooverErrThreadCreate.
Then call airThreadJoin() on all the threads, passing &errArg as
"retval". On non-zero return, set *errCodeP and *errThreadP,
and return hooverErrThreadJoin. If return of airThreadJoin() is
zero, but the errArg is non-NULL, then assume that this errArg
is actually just the passed _hooverThreadArg returned to us, and
from this copy errArg->errCode into *errCodeP, and return
errArg->whichErr */
if (1 < ctx->numThreads && !airThreadCapable) {
fprintf(stderr, "%s: WARNING: not multi-threaded; will do %d "
"\"threads\" serially !!!\n", me, ctx->numThreads);
}
for (threadIdx=0; threadIdx<ctx->numThreads; threadIdx++) {
if ((ret = airThreadStart(thread[threadIdx], _hooverThreadBody,
(void *) &args[threadIdx]))) {
*errCodeP = ret;
*errThreadP = threadIdx;
airMopError(mop);
return hooverErrThreadCreate;
}
}
for (threadIdx=0; threadIdx<ctx->numThreads; threadIdx++) {
u.h = &errArg;
if ((ret = airThreadJoin(thread[threadIdx], u.v))) {
*errCodeP = ret;
*errThreadP = threadIdx;
airMopError(mop);
return hooverErrThreadJoin;
}
if (errArg != NULL) {
*errCodeP = errArg->errCode;
*errThreadP = threadIdx;
return errArg->whichErr;
}
thread[threadIdx] = airThreadNix(thread[threadIdx]);
}
if (1 < ctx->numThreads) {
ctx->workMutex = airThreadMutexNix(ctx->workMutex);
}
if ( (ret = (ctx->renderEnd)(render, ctx->user)) ) {
*errCodeP = ret;
*errThreadP = -1;
return hooverErrRenderEnd;
}
render = NULL;
airMopOkay(mop);
*errCodeP = 0;
*errThreadP = 0;
return hooverErrNone;
}
pullTask *
_pullTaskNew(pullContext *pctx, int threadIdx) {
char me[]="_pullTaskNew", err[BIFF_STRLEN];
pullTask *task;
unsigned int ii, offset;
task = (pullTask *)calloc(1, sizeof(pullTask));
if (!task) {
sprintf(err, "%s: couldn't allocate task", me);
biffAdd(PULL, err); return NULL;
}
task->pctx = pctx;
for (ii=0; ii<pctx->volNum; ii++) {
if (!(task->vol[ii] = _pullVolumeCopy(pctx->vol[ii]))) {
sprintf(err, "%s: trouble copying vol %u/%u", me, ii, pctx->volNum);
biffAdd(PULL, err); return NULL;
}
}
if (0) {
gagePerVolume *pvl;
const double *ans;
double pos[3];
int gret;
for (ii=0; ii<pctx->volNum; ii++) {
pvl = task->vol[ii]->gctx->pvl[0];
fprintf(stderr, "!%s: vol[%u] query:\n", me, ii);
gageQueryPrint(stderr, pvl->kind, pvl->query);
ans = gageAnswerPointer(task->vol[ii]->gctx, pvl, gageSclValue);
ELL_3V_SET(pos, 0.6, 0.6, 0.3);
gret = gageProbeSpace(task->vol[ii]->gctx, pos[0], pos[1], pos[2],
AIR_FALSE, AIR_TRUE);
fprintf(stderr, "!%s: (%d) val(%g,%g,%g) = %g\n", me, gret,
pos[0], pos[1], pos[2], *ans);
ELL_3V_SET(pos, 0.5, 0.0, 0.0);
gret = gageProbeSpace(task->vol[ii]->gctx, pos[0], pos[1], pos[2],
AIR_FALSE, AIR_TRUE);
fprintf(stderr, "!%s: (%d) val(%g,%g,%g) = %g\n", me, gret,
pos[0], pos[1], pos[2], *ans);
}
}
offset = 0;
for (ii=0; ii<=PULL_INFO_MAX; ii++) {
unsigned int volIdx;
if (pctx->ispec[ii]) {
volIdx = pctx->ispec[ii]->volIdx;
task->ans[ii] = gageAnswerPointer(task->vol[volIdx]->gctx,
task->vol[volIdx]->gpvl,
pctx->ispec[ii]->item);
fprintf(stderr, "!%s: task->ans[%u] = %p\n", me, ii, task->ans[ii]);
} else {
task->ans[ii] = NULL;
}
}
if (pctx->threadNum > 1) {
task->thread = airThreadNew();
}
task->threadIdx = threadIdx;
task->rng = airRandMTStateNew(pctx->rngSeed + threadIdx);
task->pointBuffer = pullPointNew(pctx);
pctx->idtagNext = 0; /* because pullPointNew incremented it */
task->neighPoint = AIR_CAST(pullPoint **, calloc(_PULL_NEIGH_MAXNUM,
sizeof(pullPoint*)));
task->returnPtr = NULL;
task->stuckNum = 0;
return task;
}
