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libs/vkd3d: Create fence worker thread per device.

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This commit is contained in:
Józef Kucia
2016-10-08 14:31:57 +02:00
parent 858e0c79f1
commit 2f76260857
3 changed files with 116 additions and 0 deletions
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94
libs/vkd3d/command.c
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@@ -23,6 +23,100 @@
#include "vkd3d_private.h"
/* Fence worker thread */
static void *vkd3d_fence_worker_main(void *arg)
{
struct vkd3d_fence_worker *worker = arg;
int rc;
for (;;)
{
if ((rc = pthread_mutex_lock(&worker->mutex)))
{
ERR("Failed to lock mutex, error %d.\n", rc);
return NULL;
}
if (worker->should_exit)
{
pthread_mutex_unlock(&worker->mutex);
break;
}
if ((rc = pthread_cond_wait(&worker->cond, &worker->mutex)))
{
ERR("Failed to wait on condition variable, error %d.\n", rc);
pthread_mutex_unlock(&worker->mutex);
return NULL;
}
pthread_mutex_unlock(&worker->mutex);
}
return NULL;
}
HRESULT vkd3d_start_fence_worker(struct vkd3d_fence_worker *worker)
{
int rc;
TRACE("worker %p.\n", worker);
worker->should_exit = false;
if ((rc = pthread_mutex_init(&worker->mutex, NULL)))
{
ERR("Failed to initialize mutex, error %d.\n", rc);
return E_FAIL;
}
if ((rc = pthread_cond_init(&worker->cond, NULL)))
{
ERR("Failed to initialize condition variable, error %d.\n", rc);
pthread_mutex_destroy(&worker->mutex);
return E_FAIL;
}
if ((rc = pthread_create(&worker->thread, NULL, vkd3d_fence_worker_main, worker)))
{
ERR("Failed to create fence worker thread, error %d.\n", rc);
pthread_mutex_destroy(&worker->mutex);
pthread_cond_destroy(&worker->cond);
return E_FAIL;
}
return S_OK;
}
HRESULT vkd3d_stop_fence_worker(struct vkd3d_fence_worker *worker)
{
int rc;
TRACE("worker %p.\n", worker);
if ((rc = pthread_mutex_lock(&worker->mutex)))
{
ERR("Failed to lock mutex, error %d.\n", rc);
return E_FAIL;
}
worker->should_exit = true;
pthread_cond_signal(&worker->cond);
pthread_mutex_unlock(&worker->mutex);
if ((rc = pthread_join(worker->thread, NULL)))
{
ERR("Failed to join fence worker thread, error %d.\n", rc);
return E_FAIL;
}
pthread_mutex_destroy(&worker->mutex);
pthread_cond_destroy(&worker->cond);
return S_OK;
}
/* ID3D12Fence */
static struct d3d12_fence *impl_from_ID3D12Fence(ID3D12Fence *iface)
{