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[idd] capture: version frame graph changes

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This commit is contained in:
Geoffrey McRae
2026-08-13 22:47:42 +10:00
parent 70bc66b3f1
commit 1dcab65ab9
7 changed files with 243 additions and 79 deletions
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97
idd/LGIdd/transport/CTexHub.cpp
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@@ -33,6 +33,8 @@
namespace
{
static const uint64_t ROUTE_RETRY_DELAY_MS = 500;
template<typename T, std::size_t N>
T& Append(T (&items)[N], unsigned& count)
{
@@ -50,6 +52,13 @@ struct CTexSet
{
struct Route
{
enum class State : uint8_t
{
ACTIVE,
FAULTED,
DROPPED,
};
std::shared_ptr<ITransport> owner;
ITexSink * sink = nullptr;
BackendId id = 0;
@@ -60,8 +69,7 @@ struct CTexSet
FrameCfg cfg;
bool required = false;
bool primary = false;
bool active = false;
bool dropped = false;
State state = State::ACTIVE;
CfgResult fault = CfgResult::ACCEPTED;
unsigned calls = 0;
HANDLE idle = nullptr;
@@ -184,7 +192,8 @@ bool CTexHub::Enter(const FrameIn& frame, bool lease,
CSRWExclusiveLock lock(set->lock);
route = Find(*set, frame);
if (route >= set->count || !set->routes[route].active || !lease ||
if (route >= set->count ||
set->routes[route].state != CTexSet::Route::State::ACTIVE || !lease ||
frame.graph != set->generation)
return false;
@@ -228,6 +237,30 @@ CfgResult CTexHub::Faulted(BackendId id, uint32_t epoch,
return CfgResult::ACCEPTED;
}
bool CTexHub::Active(uint64_t generation, BackendId id,
uint32_t epoch, const FrameCfg& cfg) const
{
std::shared_ptr<CTexSet> set;
{
CSRWSharedLock lock(m_lock);
set = m_active;
}
if (!set || !generation || set->generation != generation)
return false;
CSRWSharedLock lock(set->lock);
for (unsigned i = 0; i < set->count; ++i)
{
const CTexSet::Route& route = set->routes[i];
if (route.id == id &&
route.epoch == epoch &&
route.state == CTexSet::Route::State::ACTIVE &&
Frame::Same(route.cfg, cfg))
return true;
}
return false;
}
void CTexHub::Rebind(BackendId id, uint32_t epoch)
{
if (!id || !epoch)
@@ -243,6 +276,39 @@ void CTexHub::Rebind(BackendId id, uint32_t epoch)
m_faults[i] = m_faults[--m_faultCount];
m_faults[m_faultCount] = FaultRec {};
}
for (unsigned i = 0; i < m_failureCount;)
{
if (m_failures[i].id != id || m_failures[i].epoch != epoch)
{
++i;
continue;
}
m_failures[i] = m_failures[--m_failureCount];
m_failures[m_failureCount] = Failure {};
}
}
void CTexHub::Retry(uint64_t now)
{
bool wake = false;
{
CSRWExclusiveLock lock(m_lock);
for (unsigned i = 0; i < m_faultCount;)
{
const FaultRec& fault = m_faults[i];
if (fault.result != CfgResult::REJECTED || !fault.retryAt ||
now < fault.retryAt)
{
++i;
continue;
}
m_faults[i] = m_faults[--m_faultCount];
m_faults[m_faultCount] = FaultRec {};
wake = true;
}
}
if (wake)
Bump();
}
void CTexHub::Leave(
@@ -267,13 +333,14 @@ void CTexHub::Disable(const std::shared_ptr<CTexSet>& set,
CTexSet::Route failed;
{
CSRWExclusiveLock lock(set->lock);
if (route < set->count && !set->routes[route].dropped &&
(set->routes[route].active ||
if (route < set->count &&
set->routes[route].state != CTexSet::Route::State::DROPPED &&
(set->routes[route].state == CTexSet::Route::State::ACTIVE ||
(result == PushResult::FAILED &&
set->routes[route].fault == CfgResult::REJECTED)))
{
CTexSet::Route& target = set->routes[route];
target.active = false;
target.state = CTexSet::Route::State::FAULTED;
target.fault = result == PushResult::FAILED ?
CfgResult::FAILED : CfgResult::REJECTED;
failed.id = target.id;
@@ -286,11 +353,13 @@ void CTexHub::Disable(const std::shared_ptr<CTexSet>& set,
return;
FaultRec record;
record.id = failed.id;
record.epoch = failed.epoch;
record.cfg = failed.cfg;
record.result = result == PushResult::FAILED ?
record.id = failed.id;
record.epoch = failed.epoch;
record.cfg = failed.cfg;
record.result = result == PushResult::FAILED ?
CfgResult::FAILED : CfgResult::REJECTED;
record.retryAt = result == PushResult::REJECTED ?
GetTickCount64() + ROUTE_RETRY_DELAY_MS : 0;
bool wake = false;
{
@@ -303,6 +372,7 @@ void CTexHub::Disable(const std::shared_ptr<CTexSet>& set,
m_faults[i].result != CfgResult::FAILED)
{
m_faults[i].result = CfgResult::FAILED;
m_faults[i].retryAt = 0;
wake = true;
}
if (result != PushResult::FAILED)
@@ -438,7 +508,7 @@ CfgResult CTexHub::Prep(const CFrameGraph& graph,
target.cfg = route.cfg;
target.required = route.required;
target.primary = route.primary;
target.active = true;
target.state = CTexSet::Route::State::ACTIVE;
target.idle = CreateEvent(nullptr, TRUE, TRUE, nullptr);
if (!target.idle)
return CfgResult::FAILED;
@@ -616,9 +686,8 @@ void CTexHub::Drop(BackendId id, uint32_t epoch)
if (set->routes[i].id == id && set->routes[i].epoch == epoch)
{
CTexSet::Route& target = set->routes[i];
changed |= target.active;
target.active = false;
target.dropped = true;
changed |= target.state == CTexSet::Route::State::ACTIVE;
target.state = CTexSet::Route::State::DROPPED;
if (target.calls)
{
ResetEvent(target.idle);