bool start_message_loop()
{
if(thread.get_id() != std::thread::id())
return false;
thread = std::thread([this](){
if(::CoInitialize(nullptr))
return;
::quote::win32::message_loop([this](){
if(queue.empty()){
::Sleep(1);
return;
}
std::shared_ptr<async_message> message;
if(queue.try_pop(message)){
switch(message->message){
case async_message::message_type::create:
{
auto param = reinterpret_cast<creation_params*>(message->data.get());
HWND hwnd = ::CreateWindowExW(
param->exstyle,
param->classname,
param->title,
param->style,
param->x,
param->y,
param->w,
param->h,
param->hparent,
nullptr,
::GetModuleHandleW(nullptr),
param->data);
message->result = hwnd != nullptr;
std::lock_guard<std::mutex> lock(message->mutex);
message->cv.notify_one();
}
break;
case async_message::message_type::destroy:
{
message->result = ::DestroyWindow(reinterpret_cast<HWND>(message->data.get())) != 0;
std::lock_guard<std::mutex> lock(message->mutex);
message->cv.notify_one();
}
break;
}
}
});
::CoUninitialize();
});
return true;
}
bool create(creation_params param)
{
if(param.w != CW_USEDEFAULT){
RECT rc = {0, 0, param.w, param.h};
::AdjustWindowRectEx(&rc, param.style, FALSE, param.exstyle);
param.w = rc.right - rc.left;
param.h = rc.bottom - rc.top;
}
if(param.data == nullptr){
param.data = static_cast<Derived*>(this);
}
start_message_loop();
auto message = std::make_shared<async_message>();
std::unique_lock<std::mutex> lock(message->mutex);
message->message = async_message::message_type::create;
message->data = std::make_shared<creation_params>(param);
queue.push(message);
message->cv.wait_for(lock, std::chrono::seconds(3));
return message->result;
}
void KinectAudioEventNotifier::ProcessEvents()
{
bool processing = true;
AudioData* currentData = NULL;
while (processing)
{
processing = speechDataToProcess.try_pop(currentData);
if(processing)
{
for (int j = 0; j < listeners.size(); j++)
{
if(listeners[j]->Enabled)
listeners[j]->AudioDataReceived(currentData);
}
if(currentData)
{
delete currentData;
currentData = NULL;
}
}
}
}
void destroy()
{
// 同じスレッドからじゃないとDestroyWindowできない
auto message = std::make_shared<async_message>();
std::unique_lock<std::mutex> lock(message->mutex);
message->message = async_message::message_type::destroy;
message->data = std::shared_ptr<void>(static_cast<Derived*>(this)->get_hwnd(), [](HWND){});
queue.push(message);
message->cv.wait_for(lock, std::chrono::seconds(3));
}
bool test_ppl_parallel_for()
{
std::vector<int> a1 = { 1,2,3,4,5 };
std::vector<int> a2;
std::vector<int> a3 = { 1,2,3,4,5 };
for (int i = 0; i < 32; ++i)
{
a2.push_back(i);
}
Concurrency::concurrent_queue<std::vector<int> > q;
q.push(a1);
q.push(a2);
q.push(a3);
Concurrency::parallel_for_each(
q.unsafe_begin(),
q.unsafe_end(),
[&q](std::vector<int>& a)
{
for (auto x : a)
{
log_info "tid=%u, %u",
GetCurrentThreadId(),
x
log_end;
}
log_info "tid=%u, done",
GetCurrentThreadId()
log_end;
});
return true;
}
void KinectAudioEventNotifier::InjectAudioFrameData(AudioData* audioData)
{
speechDataToProcess.push(audioData);
}
LRESULT BTCtcp::ProcessReadMessage(HWND hWnd, LPARAM lParam)
{
if (msgIn.iMsgStatus != btcmsgstat_all)
return -2; // can't process message, as it is not complete
bool bFlag=false;
switch (msgIn.iCommand) {
case btcmsg_version:
{ // received a version msg --> send verack message back
unsigned int iRcvdVer;
std::vector<unsigned char>::iterator it=msgIn.vPayload.begin();
memcpy(&iRcvdVer, &it[0], sizeof(int)); // get version
if (iRcvdVer>=209) { // node has sent best height information
it +=80; // skip fixed length message data
uint64 uil=msgIn.GetVarInt(it); // now a varlength string, uil=its length
it +=uil;
memcpy(&Peer_BlockHeight,&it[0],sizeof(int));
}
else {
mysqlpp::Connection * c = mydb.GrabConnection();
Peer_BlockHeight = mydb.GetBestHeightKnown(c);
mydb.ReleaseConnection(c);
}
bFlag = SendMsg_Verack();
}
break;
case btcmsg_verack: // received a verack msg --> check if this was indeed in response to our version command
if (iBTCNodeStatus==1) { // sent indeed a version command
iBTCNodeStatus++; // go to next lvl :)
PostMessage(hWnd, myMsg_ProcessNodeStatus, 0, MsgREPAINT); // change in node status, do next things
}
bFlag=true; // consider it always processed
break;
case btcmsg_inv: // received a inv msg --> check if it was asked for, or unsollicited
if (iBTCNodeStatus>=3) {
BTCMessage *btcmsgcopy = new BTCMessage(msgIn); // copy the message
cqInvMsg.push(*btcmsgcopy); // push it on queue for worker thread
}
if (iBTCNodeStatus==3) { // we asked for blocks, here is our response probably
iBTCNodeStatus++; // go to next lvl :)
PostMessage(hWnd, myMsg_ProcessNodeStatus, 0, MsgREPAINT);
}
bFlag=true;
break;
case btcmsg_block: // receiving block data
if (iBTCNodeStatus>3) { // we accept "block" messages
BTCMessage *btcmsgcopy = new BTCMessage(msgIn); // copy the message
cqBlockMsg.push(*btcmsgcopy); // push it on queue for worker thread
}
bFlag=true;
break;
case btcmsg_tx: // receiving a transaction
if (iBTCNodeStatus>4) { // we accept tx messages
BTCMessage *btcmsgcopy = new BTCMessage(msgIn); // copy the message
cqTxMsg.push(*btcmsgcopy); // push it on stack for worker thread
}
bFlag=true;
break;
default: // digest unknown messages
bFlag=true;
}
if (bFlag) { // everything went well in switch --> msgIn is processed
msgIn.Init(BTC_TestNetwork); // reinitilize it
PostMessage(hWnd, myMsg_ProcessReadBuffer, 1, 0); // see if any other message is already waiting in Buffer !
}
return (bFlag? 0 : -1);
}
