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Fixes and cleanup for recent correction changes

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Signed-off-by: kberg-amzn <karlberg@amazon.com>
This commit is contained in:
kberg-amzn
2021-08-09 16:17:23 -07:00
parent d0394ec3fc
commit f85e8124a9
8 changed files with 36 additions and 103 deletions
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Gems/Multiplayer/Code/Source/Components/LocalPredictionPlayerInputComponent.cpp
+5 -61
View File
@@ -32,21 +32,6 @@ namespace Multiplayer
AZ_CVAR(AZ::TimeMs, sv_MinCorrectionTimeMs, AZ::TimeMs{ 100 }, nullptr, AZ::ConsoleFunctorFlags::Null, "Minimum time to wait between sending out corrections in order to avoid flooding corrections on high-latency connections");
AZ_CVAR(AZ::TimeMs, sv_InputUpdateTimeMs, AZ::TimeMs{ 5 }, nullptr, AZ::ConsoleFunctorFlags::Null, "Minimum time between component updates");
// Debug helper functions
AZStd::string GetInputString(NetworkInput& input)
{
AzNetworking::StringifySerializer serializer(',', false);
input.Serialize(serializer);
return serializer.GetString();
}
AZStd::string GetCorrectionDataString(NetBindComponent* netBindComponent)
{
AzNetworking::StringifySerializer serializer(',', false);
netBindComponent->SerializeEntityCorrection(serializer);
return serializer.GetString();
}
void PrintCorrectionDifferences(const AzNetworking::StringifySerializer& client, const AzNetworking::StringifySerializer& server)
{
const auto& clientMap = client.GetValueMap();
@@ -289,14 +274,7 @@ namespace Multiplayer
ScopedAlterTime scopedTime(input.GetHostFrameId(), input.GetHostTimeMs(), input.GetHostBlendFactor(), invokingConnection->GetConnectionId());
GetNetBindComponent()->ProcessInput(input, clientInputRateSec);
AZLOG
(
NET_Prediction,
"Migrated InputId=%d - i=[%s] o=[%s]",
aznumeric_cast<int32_t>(input.GetClientInputId()),
GetInputString(input).c_str(),
GetCorrectionDataString(GetNetBindComponent()).c_str()
);
AZLOG(NET_Prediction, "Migrated InputId=%d", aznumeric_cast<int32_t>(input.GetClientInputId()));
// Don't bother checking for corrections here, the next regular input will trigger any corrections if necessary
// Also don't bother with any cheat detection here, because the input array is limited in size and at most and can only be sent once
@@ -329,7 +307,7 @@ namespace Multiplayer
// Apply the correction
AzNetworking::TrackChangedSerializer<AzNetworking::NetworkOutputSerializer> serializer(correction.GetBuffer(), correction.GetSize());
GetNetBindComponent()->SerializeEntityCorrection(serializer);
m_correctionEvent.Signal();
GetNetBindComponent()->NotifyCorrection();
#ifndef AZ_RELEASE_BUILD
if (cl_EnableDesyncDebugging)
@@ -350,14 +328,6 @@ namespace Multiplayer
}
#endif
AZLOG
(
NET_Prediction,
"Corrected InputId=%d - o=[%s]",
aznumeric_cast<int32_t>(m_lastCorrectionInputId),
GetCorrectionDataString(GetNetBindComponent()).c_str()
);
const uint32_t inputHistorySize = m_inputHistory.Size();
const uint32_t historicalDelta = aznumeric_cast<uint32_t>(m_clientInputId - inputId); // Do not replay the move we just corrected, that was already processed by the server
@@ -372,14 +342,7 @@ namespace Multiplayer
ScopedAlterTime scopedTime(input.GetHostFrameId(), input.GetHostTimeMs(), input.GetHostBlendFactor(), invokingConnection->GetConnectionId());
GetNetBindComponent()->ReprocessInput(input, clientInputRateSec);
AZLOG
(
NET_Prediction,
"Replayed InputId=%d - i=[%s] o=[%s]",
aznumeric_cast<int32_t>(input.GetClientInputId()),
GetInputString(input).c_str(),
GetCorrectionDataString(GetNetBindComponent()).c_str()
);
AZLOG(NET_Prediction, "Replayed InputId=%d", aznumeric_cast<int32_t>(input.GetClientInputId()));
}
}
@@ -402,11 +365,6 @@ namespace Multiplayer
return (input.GetHostFrameId() == InvalidHostFrameId) ? m_serverMigrateFrameId : input.GetHostFrameId();
}
void LocalPredictionPlayerInputComponentController::CorrectionEventAddHandle(CorrectionEvent::Handler& handler)
{
handler.Connect(m_correctionEvent);
}
void LocalPredictionPlayerInputComponentController::OnMigrateStart(ClientInputId migratedInputId)
{
m_lastMigratedInputId = migratedInputId;
@@ -480,14 +438,7 @@ namespace Multiplayer
// Process the input for this frame
GetNetBindComponent()->ProcessInput(input, inputRate);
AZLOG
(
NET_Prediction,
"Processed InutId=%d - i=[%s] o=[%s]",
aznumeric_cast<int32_t>(m_clientInputId),
GetInputString(input).c_str(),
GetCorrectionDataString(GetNetBindComponent()).c_str()
);
AZLOG(NET_Prediction, "Processed InputId=%d", aznumeric_cast<int32_t>(m_clientInputId));
// Generate a hash based on the current client predicted states
AzNetworking::HashSerializer hashSerializer;
@@ -553,14 +504,7 @@ namespace Multiplayer
GetNetBindComponent()->ProcessInput(input, inputRate);
}
AZLOG
(
NET_Prediction,
"Forced InputId=%d - i=[%s] o=[%s]",
aznumeric_cast<int32_t>(input.GetClientInputId()),
GetInputString(input).c_str(),
GetCorrectionDataString(GetNetBindComponent()).c_str()
);
AZLOG(NET_Prediction, "Forced InputId=%d", aznumeric_cast<int32_t>(input.GetClientInputId()));
}
// Decay our bank time window, in case the remote endpoint has suffered a more persistent shift in latency, this should cause the client to eventually recover