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Fixed parallel queue issues

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This commit is contained in:
Michaël Lemaire 2013-07-07 00:30:14 +02:00
parent ea24656b20
commit 8c8fb185cd
1 changed files with 21 additions and 12 deletions
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31
src/rendering/tools/parallel.c
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@ -142,7 +142,7 @@ int parallelWorkPerform(ParallelWork* work, int workers)
}
#define QUEUE_SIZE 200
#define QUEUE_SIZE 1000
typedef enum
{
@ -188,7 +188,7 @@ static void* _queueThreadCallback(ParallelQueue* queue)
job = queue->jobs + queue->jobs_index_pending;
if (job->state == JOB_STATE_PENDING)
{
if (queue->jobs_index_pending == QUEUE_SIZE - 1)
if (queue->jobs_index_pending >= QUEUE_SIZE - 1)
{
queue->jobs_index_pending = 0;
}
@ -218,12 +218,15 @@ static void* _queueThreadCallback(ParallelQueue* queue)
else
{
job->state = JOB_STATE_FREE;
queue->jobs_count--;
}
mutexRelease(queue->lock);
}
else
{
timeSleepMs(50);
}
}
return NULL;
}
@ -239,6 +242,18 @@ ParallelQueue* parallelQueueCreate(int collect)
queue->stopping = 0;
queue->lock = mutexCreate();
queue->jobs = malloc(sizeof(ParallelJob) * QUEUE_SIZE);
for (i = 0; i < QUEUE_SIZE; i++)
{
queue->jobs[i].state = JOB_STATE_FREE;
}
queue->jobs_count = 0;
queue->jobs_index_free = 0;
queue->jobs_index_collect = 0;
queue->jobs_index_pending = 0;
queue->jobs_next_id = 1;
/* Start workers */
queue->workers_count = systemGetCoreCount();
queue->workers = malloc(sizeof(Thread*) * queue->workers_count);
for (i = 0; i < queue->workers_count; i++)
@ -246,13 +261,6 @@ ParallelQueue* parallelQueueCreate(int collect)
queue->workers[i] = threadCreate((ThreadFunction)_queueThreadCallback, queue);
}
queue->jobs = malloc(sizeof(ParallelJob) * QUEUE_SIZE);
queue->jobs_count = 0;
queue->jobs_index_free = 0;
queue->jobs_index_collect = 0;
queue->jobs_index_pending = 0;
queue->jobs_next_id = 1;
return queue;
}
@ -261,6 +269,7 @@ void parallelQueueDelete(ParallelQueue* queue)
parallelQueueInterrupt(queue);
assert(!queue->collect || queue->jobs[queue->jobs_index_collect].state != JOB_STATE_TOCOLLECT);
assert(queue->jobs_count == 0);
mutexDestroy(queue->lock);
free(queue->jobs);
@ -315,7 +324,7 @@ int parallelQueueAddJob(ParallelQueue* queue, FuncParallelJob func_process, void
return 0;
}
queue->jobs[queue->jobs_index_free] = job;
if (queue->jobs_index_free == QUEUE_SIZE - 1)
if (queue->jobs_index_free >= QUEUE_SIZE - 1)
{
queue->jobs_index_free = 0;
}