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[idd] clipboard: add direct synchronization

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This commit is contained in:
Geoffrey McRae
2026-08-14 06:26:35 +10:00
parent a8d531b797
commit b786167f72
35 changed files with 5956 additions and 79 deletions
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163
idd/LGIdd/transport/CTransportManager.cpp
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@@ -23,7 +23,9 @@
#include "Atomic.h"
#include "capture/CFrameGraph.h"
#include "CDebug.h"
#include "ipc/CPipeServer.h"
#include "Seq.h"
#include "transport/IClipboardSource.h"
#include "transport/ITexStage.h"
#include <Windows.h>
@@ -121,7 +123,8 @@ CTransportManager::Entry::~Entry()
CloseHandle(idleEvent);
}
CTransportManager::CTransportManager() : m_tex(m_frameRev)
CTransportManager::CTransportManager() :
m_tex(m_frameRev), m_clipboard(g_pipe.Clipboard())
{
m_phaseIdle = CreateEvent(nullptr, TRUE, TRUE, nullptr);
m_stoppedEvent = CreateEvent(nullptr, TRUE, FALSE, nullptr);
@@ -492,48 +495,55 @@ bool CTransportManager::InitializeEntry(Entry& entry)
bool CTransportManager::AddServices(Entry& entry)
{
std::shared_ptr<ITransport> transport;
BackendId id = 0;
uint32_t epoch = 0;
bool primary = false;
bool required = false;
uint32_t services = 0;
bool controlAdded = false;
bool controlFailed = false;
bool controlAbsent = false;
bool inputAdded = false;
bool inputFailed = false;
bool inputAbsent = false;
bool frameAdded = false;
bool frameBound = false;
bool frameAbsent = false;
uint64_t retryAt = 0;
BackendId id = 0;
uint32_t epoch = 0;
bool primary = false;
bool required = false;
uint32_t services = 0;
bool controlAdded = false;
bool controlFailed = false;
bool controlAbsent = false;
bool inputAdded = false;
bool inputFailed = false;
bool inputAbsent = false;
bool clipboardAdded = false;
bool clipboardFailed = false;
bool clipboardAbsent = false;
bool frameAdded = false;
bool frameBound = false;
bool frameAbsent = false;
uint64_t retryAt = 0;
{
CSRWSharedLock entryLock(entry.lock);
transport = entry.transport;
id = entry.id;
epoch = entry.epoch;
primary = entry.primary;
required = entry.required;
services = entry.config.services;
controlAdded = entry.controlAdded;
controlFailed = entry.controlFailed;
controlAbsent = entry.controlAbsent;
inputAdded = entry.inputAdded;
inputFailed = entry.inputFailed;
inputAbsent = entry.inputAbsent;
frameAdded = entry.frameAdded;
frameAbsent = entry.frameAbsent;
retryAt = entry.serviceRetryAt;
transport = entry.transport;
id = entry.id;
epoch = entry.epoch;
primary = entry.primary;
required = entry.required;
services = entry.config.services;
controlAdded = entry.controlAdded;
controlFailed = entry.controlFailed;
controlAbsent = entry.controlAbsent;
inputAdded = entry.inputAdded;
inputFailed = entry.inputFailed;
inputAbsent = entry.inputAbsent;
clipboardAdded = entry.clipboardAdded;
clipboardFailed = entry.clipboardFailed;
clipboardAbsent = entry.clipboardAbsent;
frameAdded = entry.frameAdded;
frameAbsent = entry.frameAbsent;
retryAt = entry.serviceRetryAt;
}
if (!transport)
return !required;
const uint64_t now = GetTickCount64();
const bool attach = now >= retryAt;
bool controlRetry = false;
bool frameRetry = false;
bool inputRetry = false;
const uint64_t now = GetTickCount64();
const bool attach = now >= retryAt;
bool controlRetry = false;
bool frameRetry = false;
bool inputRetry = false;
bool clipboardRetry = false;
if (!(services & TRANSPORT_SERVICE_CONTROL))
controlAbsent = true;
else if (attach && !controlAdded && !controlFailed && !controlAbsent)
@@ -610,7 +620,30 @@ bool CTransportManager::AddServices(Entry& entry)
}
}
if (attach && (controlRetry || inputRetry || frameRetry))
if (!(services & TRANSPORT_SERVICE_CLIPBOARD))
clipboardAbsent = true;
else if (attach && !clipboardAdded && !clipboardFailed &&
!clipboardAbsent)
{
IClipboardSource * clipboard = transport->Clipboard();
if (clipboard && m_clipboard.Bind(id, epoch, *clipboard))
{
CSRWExclusiveLock entryLock(entry.lock);
entry.clipboardAdded = true;
clipboardAdded = true;
}
else if (clipboard)
clipboardRetry = true;
else
{
clipboardAbsent = true;
CSRWExclusiveLock entryLock(entry.lock);
entry.clipboardAbsent = true;
}
}
if (attach && (controlRetry || inputRetry || frameRetry ||
clipboardRetry))
{
CSRWExclusiveLock entryLock(entry.lock);
entry.serviceRetryAt = now + SERVICE_RETRY_DELAY_MS;
@@ -623,9 +656,10 @@ bool CTransportManager::AddServices(Entry& entry)
}
const bool servicesReady =
(!(services & TRANSPORT_SERVICE_FRAME) || frameAdded) &&
(!(services & TRANSPORT_SERVICE_CONTROL) || controlAdded) &&
(!(services & TRANSPORT_SERVICE_INPUT) || inputAdded);
(!(services & TRANSPORT_SERVICE_FRAME) || frameAdded) &&
(!(services & TRANSPORT_SERVICE_CONTROL) || controlAdded) &&
(!(services & TRANSPORT_SERVICE_INPUT) || inputAdded) &&
(!(services & TRANSPORT_SERVICE_CLIPBOARD) || clipboardAdded);
return !required || servicesReady;
}
@@ -720,6 +754,35 @@ void CTransportManager::HandleServiceFailures()
break;
}
}
source = {};
while (m_clipboard.TakeFailure(source))
{
Entry * entries[FRAME_MAX_SINKS] = {};
const unsigned count = Entries(entries);
for (unsigned i = 0; i < count; ++i)
{
Entry& entry = *entries[i];
bool restart = false;
{
CSRWExclusiveLock entryLock(entry.lock);
if (entry.id != source.backend || entry.epoch != source.epoch ||
!entry.clipboardAdded)
continue;
entry.clipboardAdded = false;
entry.clipboardFailed = true;
restart = !entry.exposed;
}
m_clipboard.Unbind(source.backend, source.epoch);
if (restart)
{
RemoveServices(entry);
ScheduleRetry(entry);
}
break;
}
}
}
bool CTransportManager::SetupEntry(Entry& entry, size_t alignment)
@@ -770,12 +833,13 @@ void CTransportManager::ScheduleRetry(Entry& entry)
void CTransportManager::RemoveServices(Entry& entry)
{
BackendId id = 0;
uint32_t epoch = 0;
bool frameAdded = false;
bool frameLegacy = false;
bool controlAdded = false;
bool inputAdded = false;
BackendId id = 0;
uint32_t epoch = 0;
bool frameAdded = false;
bool frameLegacy = false;
bool controlAdded = false;
bool inputAdded = false;
bool clipboardAdded = false;
{
CSRWExclusiveLock entryLock(entry.lock);
id = entry.id;
@@ -784,11 +848,13 @@ void CTransportManager::RemoveServices(Entry& entry)
frameLegacy = entry.frameLegacy;
controlAdded = entry.controlAdded;
inputAdded = entry.inputAdded;
clipboardAdded = entry.clipboardAdded;
entry.frameAdded = false;
entry.frameLegacy = false;
entry.texSink = nullptr;
entry.controlAdded = false;
entry.inputAdded = false;
entry.clipboardAdded = false;
entry.frameRetryAt = 0;
}
@@ -796,6 +862,8 @@ void CTransportManager::RemoveServices(Entry& entry)
m_tex.Drop(id, epoch);
if (inputAdded)
m_input.Unbind(id, epoch);
if (clipboardAdded)
m_clipboard.Unbind(id, epoch);
if (controlAdded)
m_control.Remove(id, epoch);
if (frameLegacy)
@@ -835,6 +903,8 @@ void CTransportManager::RetryEntry(Entry& entry, uint64_t now,
entry.controlAbsent = false;
entry.inputFailed = false;
entry.inputAbsent = false;
entry.clipboardFailed = false;
entry.clipboardAbsent = false;
entry.frameAbsent = false;
entry.serviceRetryAt = 0;
Seq::Inc(entry.epoch);
@@ -1601,6 +1671,7 @@ void CTransportManager::Stop()
}
m_input.Stop();
m_clipboard.Stop();
for (unsigned i = count; i > 0; --i)
{