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fudge factors...

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This commit is contained in:
Marcos Slomp
2026-04-01 16:27:08 -07:00
parent 1d8022c301
commit c39d1d6441
1 changed files with 6 additions and 4 deletions
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10
public/tracy/TracyD3D12.hpp
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@@ -372,14 +372,13 @@ namespace tracy
// emit a "bogus" GpuTime to avoid problems with the internal
// zone tracking and matching logic in the server/profiler
gpuZoneBeginTimestamp = m_window.latestKnownGpuTimestamp;
gpuZoneEndTimestamp = gpuZoneBeginTimestamp + 1;
gpuZoneEndTimestamp = gpuZoneBeginTimestamp; // 0ns
}
EmitGpuTime(gpuZoneBeginTimestamp, queryId);
EmitGpuTime(gpuZoneEndTimestamp, queryId+1);
m_window.shadowBuffer[shadowIdx] = gpuZoneBeginTimestamp;
m_window.shadowBuffer[shadowIdx+1] = gpuZoneEndTimestamp;
// TODO: maybe only update timestamp for "resolved" queries
UpdateLatestKnownGpuTimestamp(gpuZoneEndTimestamp);
}
@@ -411,9 +410,12 @@ namespace tracy
void AdvanceCollectWindow()
{
m_window.rangeBegin = m_window.rangeEnd;
m_window.ageStart = CollectWindow::AgeClock::time_point::max();
m_window.ageStart = CollectWindow::AgeClock::now();
// establish a new baseline to detect timestamp changes
// (subtract one to allow for "slow" GPU ticking)
UINT64 baselineTimestamp = m_window.latestKnownGpuTimestamp - 1;
for (auto& shadow : m_window.shadowBuffer)
shadow = m_window.latestKnownGpuTimestamp;
shadow = baselineTimestamp;
}
tracy_force_inline void EmitGpuTime(UINT64 gpuTimestamp, uint32_t queryId)