+/**************************************************************************
+ *
+ * Copyright 2010 LunarG, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+
#include <string.h>
#include "eglsync.h"
#include "eglcurrent.h"
+#include "egldriver.h"
#include "egllog.h"
-#ifdef EGL_KHR_reusable_sync
-
-
/**
* Parse the list of sync attributes and return the proper error code.
*/
}
-EGLBoolean
-_eglInitSync(_EGLSync *sync, _EGLDisplay *dpy, EGLenum type,
- const EGLint *attrib_list)
+static EGLint
+_eglParseSyncAttribList64(_EGLSync *sync, const EGLAttrib *attrib_list)
{
- EGLint err;
-
- if (!(type == EGL_SYNC_REUSABLE_KHR && dpy->Extensions.KHR_reusable_sync) &&
- !(type == EGL_SYNC_FENCE_KHR && dpy->Extensions.KHR_fence_sync))
- return _eglError(EGL_BAD_ATTRIBUTE, "eglCreateSyncKHR");
+ EGLint i, err = EGL_SUCCESS;
- memset(sync, 0, sizeof(*sync));
+ if (!attrib_list)
+ return EGL_SUCCESS;
- sync->Resource.Display = dpy;
+ for (i = 0; attrib_list[i] != EGL_NONE; i++) {
+ EGLint attr = attrib_list[i++];
+ EGLint val = attrib_list[i];
- sync->Type = type;
- sync->SyncStatus = EGL_UNSIGNALED_KHR;
- sync->SyncCondition = EGL_SYNC_PRIOR_COMMANDS_COMPLETE_KHR;
+ switch (attr) {
+ case EGL_CL_EVENT_HANDLE_KHR:
+ if (sync->Type == EGL_SYNC_CL_EVENT_KHR) {
+ sync->CLEvent = val;
+ break;
+ }
+ /* fall through */
+ default:
+ (void) val;
+ err = EGL_BAD_ATTRIBUTE;
+ break;
+ }
- err = _eglParseSyncAttribList(sync, attrib_list);
- if (err != EGL_SUCCESS)
- return _eglError(err, "eglCreateSyncKHR");
+ if (err != EGL_SUCCESS) {
+ _eglLog(_EGL_DEBUG, "bad sync attribute 0x%04x", attr);
+ break;
+ }
+ }
- return EGL_TRUE;
+ return err;
}
-_EGLSync *
-_eglCreateSyncKHR(_EGLDriver *drv, _EGLDisplay *dpy,
- EGLenum type, const EGLint *attrib_list)
+EGLBoolean
+_eglInitSync(_EGLSync *sync, _EGLDisplay *dpy, EGLenum type,
+ const EGLint *attrib_list, const EGLAttrib *attrib_list64)
{
- return NULL;
-}
+ EGLint err;
+ if (!(type == EGL_SYNC_REUSABLE_KHR && dpy->Extensions.KHR_reusable_sync) &&
+ !(type == EGL_SYNC_FENCE_KHR && dpy->Extensions.KHR_fence_sync) &&
+ !(type == EGL_SYNC_CL_EVENT_KHR && dpy->Extensions.KHR_cl_event2 &&
+ attrib_list64))
+ return _eglError(EGL_BAD_ATTRIBUTE, "eglCreateSyncKHR");
-EGLBoolean
-_eglDestroySyncKHR(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync)
-{
- return EGL_TRUE;
-}
+ _eglInitResource(&sync->Resource, sizeof(*sync), dpy);
+ sync->Type = type;
+ sync->SyncStatus = EGL_UNSIGNALED_KHR;
+ switch (type) {
+ case EGL_SYNC_CL_EVENT_KHR:
+ sync->SyncCondition = EGL_SYNC_CL_EVENT_COMPLETE_KHR;
+ break;
+ default:
+ sync->SyncCondition = EGL_SYNC_PRIOR_COMMANDS_COMPLETE_KHR;
+ }
-EGLint
-_eglClientWaitSyncKHR(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync,
- EGLint flags, EGLTimeKHR timeout)
-{
- return EGL_FALSE;
-}
+ if (attrib_list64)
+ err = _eglParseSyncAttribList64(sync, attrib_list64);
+ else
+ err = _eglParseSyncAttribList(sync, attrib_list);
+ if (err != EGL_SUCCESS)
+ return _eglError(err, "eglCreateSyncKHR");
-EGLBoolean
-_eglSignalSyncKHR(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync,
- EGLenum mode)
-{
- return EGL_FALSE;
+ if (type == EGL_SYNC_CL_EVENT_KHR && !sync->CLEvent)
+ return _eglError(EGL_BAD_ATTRIBUTE, "eglCreateSyncKHR");
+
+ return EGL_TRUE;
}
EGLBoolean
-_eglGetSyncAttribKHR(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync,
- EGLint attribute, EGLint *value)
+_eglGetSyncAttrib(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSync *sync,
+ EGLint attribute, EGLAttrib *value)
{
- if (!value)
- return _eglError(EGL_BAD_PARAMETER, "eglGetConfigs");
-
switch (attribute) {
case EGL_SYNC_TYPE_KHR:
*value = sync->Type;
break;
case EGL_SYNC_STATUS_KHR:
+ /* update the sync status */
+ if (sync->SyncStatus != EGL_SIGNALED_KHR &&
+ (sync->Type == EGL_SYNC_FENCE_KHR ||
+ sync->Type == EGL_SYNC_CL_EVENT_KHR ||
+ sync->Type == EGL_SYNC_REUSABLE_KHR))
+ drv->API.ClientWaitSyncKHR(drv, dpy, sync, 0, 0);
+
*value = sync->SyncStatus;
break;
case EGL_SYNC_CONDITION_KHR:
- if (sync->Type != EGL_SYNC_FENCE_KHR)
+ if (sync->Type != EGL_SYNC_FENCE_KHR &&
+ sync->Type != EGL_SYNC_CL_EVENT_KHR)
return _eglError(EGL_BAD_ATTRIBUTE, "eglGetSyncAttribKHR");
*value = sync->SyncCondition;
break;
return EGL_TRUE;
}
-
-
-#endif /* EGL_KHR_reusable_sync */