func CLEnqueueMigrateMemObjects(command_queue CL_command_queue,
num_mem_objects CL_uint,
mem_objects []CL_mem,
flags CL_mem_migration_flags,
num_events_in_wait_list CL_uint,
event_wait_list []CL_event,
event *CL_event) CL_int {
if num_mem_objects == 0 || mem_objects == nil || int(num_mem_objects) != len(mem_objects) {
return CL_INVALID_VALUE
}
if (num_events_in_wait_list == 0 && event_wait_list != nil) ||
(num_events_in_wait_list != 0 && event_wait_list == nil) ||
int(num_events_in_wait_list) != len(event_wait_list) {
return CL_INVALID_EVENT_WAIT_LIST
}
var c_mem_objects []C.cl_mem
var c_event C.cl_event
var c_errcode_ret C.cl_int
c_mem_objects = make([]C.cl_mem, len(mem_objects))
for i := 0; i < len(mem_objects); i++ {
c_mem_objects[i] = mem_objects[i].cl_mem
}
if num_events_in_wait_list != 0 {
var c_event_wait_list []C.cl_event
c_event_wait_list = make([]C.cl_event, num_events_in_wait_list)
for i := 0; i < int(num_events_in_wait_list); i++ {
c_event_wait_list[i] = event_wait_list[i].cl_event
}
c_errcode_ret = C.clEnqueueMigrateMemObjects(command_queue.cl_command_queue,
C.cl_uint(num_mem_objects),
&c_mem_objects[0],
C.cl_mem_migration_flags(flags),
C.cl_uint(num_events_in_wait_list),
&c_event_wait_list[0],
&c_event)
} else {
c_errcode_ret = C.clEnqueueMigrateMemObjects(command_queue.cl_command_queue,
C.cl_uint(num_mem_objects),
&c_mem_objects[0],
C.cl_mem_migration_flags(flags),
0,
nil,
&c_event)
}
if event != nil {
event.cl_event = c_event
}
return CL_int(c_errcode_ret)
}
// Enqueue a command to migrate memory objects into a command queue without their content
func (q *CommandQueue) EnqueueMigrateMemObjectsIntoQueue(memObjs []*MemObject, eventWaitList []*Event) (*Event, error) {
ObjCount := len(memObjs)
mem_obj_list := make([]C.cl_mem, ObjCount)
defer C.free(mem_obj_list)
for idx, obj := range memObjs {
mem_obj_list[idx] = obj.clMem
}
var event C.cl_event
err := C.clEnqueueMigrateMemObjects(q.clQueue, C.cl_uint(ObjCount), &mem_obj_list[0], C.CL_MIGRATE_MEM_OBJECT_CONTENT_UNDEFINED, C.cl_uint(len(eventWaitList)), eventListPtr(eventWaitList), &event)
return newEvent(event), toError(err)
}