diff options
Diffstat (limited to 'Runtime/GfxDevice/d3d11/TimerQueryD3D11.cpp')
| -rw-r--r-- | Runtime/GfxDevice/d3d11/TimerQueryD3D11.cpp | 209 |
1 files changed, 209 insertions, 0 deletions
diff --git a/Runtime/GfxDevice/d3d11/TimerQueryD3D11.cpp b/Runtime/GfxDevice/d3d11/TimerQueryD3D11.cpp new file mode 100644 index 0000000..31afc52 --- /dev/null +++ b/Runtime/GfxDevice/d3d11/TimerQueryD3D11.cpp @@ -0,0 +1,209 @@ +#include "UnityPrefix.h" +#if ENABLE_PROFILER +#include "GfxDeviceD3D11.h" +#include "D3D11Context.h" +#include "TimerQueryD3D11.h" + + +TimerQueryD3D11::TimerQueryD3D11() + : m_Query(NULL), m_Time(0), m_Active(false) +{ + D3D11_QUERY_DESC QueryDesc; + QueryDesc.Query = D3D11_QUERY_TIMESTAMP; + QueryDesc.MiscFlags = 0; + GetD3D11Device()->CreateQuery(&QueryDesc, &m_Query); + m_TimeMultiplier = 0.0f; +} + +TimerQueryD3D11::~TimerQueryD3D11() +{ + SAFE_RELEASE(m_Query); +} + +void TimerQueryD3D11::Measure() +{ + // Flush previous result + GetElapsed(kWaitRenderThread); + + if (m_Query) + { + g_TimerQueriesD3D11.AddActiveTimerQuery(this); + GetD3D11Context()->End(m_Query); + m_Active = true; + m_Time = kInvalidProfileTime; + } + else + m_Time = 0; + m_TimeMultiplier = 0.0f; +} + +ProfileTimeFormat TimerQueryD3D11::GetElapsed(UInt32 flags) +{ + while (m_Active) + { + bool wait = (flags & kWaitRenderThread) != 0; + if (!g_TimerQueriesD3D11.PollNextTimerQuery(wait)) + break; + } + return m_Time; +} + +bool TimerQueryD3D11::PollResult(UInt64& prevTime, bool wait) +{ + for (;;) + { + UINT64 time; + UINT flags = wait ? 0 : D3D11_ASYNC_GETDATA_DONOTFLUSH; + HRESULT hr = GetD3D11Context()->GetData(m_Query, &time, sizeof(time), flags); + if (hr == S_OK) + { + UInt64 elapsed = prevTime ? (time - prevTime) : 0; + m_Time = ProfileTimeFormat(elapsed * m_TimeMultiplier); + prevTime = time; + return true; + } + // Stop polling on unknown result (e.g D3DERR_DEVICELOST) + if (hr != S_FALSE) + { + m_Time = 0; + prevTime = 0; + return true; + } + if (!wait) + break; + } + return false; +} + +TimerQueriesD3D11::TimerQueriesD3D11() +{ + m_LastQueryTime = 0; + m_DisjointQuery = NULL; + memset(m_StartTimeQueries, 0, sizeof(m_StartTimeQueries)); + m_StartTimeQueryIndex = 0; +} + +void TimerQueriesD3D11::ReleaseAllQueries() +{ + SAFE_RELEASE(m_DisjointQuery); + for (int i = 0; i < kStartTimeQueryCount; i++) + { + delete m_StartTimeQueries[i]; + m_StartTimeQueries[i] = NULL; + } + m_InactiveTimerQueries.append(m_ActiveTimerQueries); + m_InactiveTimerQueries.append(m_PolledTimerQueries); + TimerQueryList& queries = m_InactiveTimerQueries; + for (TimerQueryList::iterator it = queries.begin(); it != queries.end(); ++it) + { + TimerQueryD3D11& query = *it; + query.m_Active = false; + query.m_Time = 0; + SAFE_RELEASE(query.m_Query); + } +} + +void TimerQueriesD3D11::RecreateAllQueries() +{ + Assert(m_ActiveTimerQueries.empty()); + Assert(m_PolledTimerQueries.empty()); + TimerQueryList& queries = m_InactiveTimerQueries; + for (TimerQueryList::iterator it = queries.begin(); it != queries.end(); ++it) + { + TimerQueryD3D11& query = *it; + + D3D11_QUERY_DESC QueryDesc; + QueryDesc.Query = D3D11_QUERY_TIMESTAMP; + QueryDesc.MiscFlags = 0; + GetD3D11Device()->CreateQuery(&QueryDesc, &query.m_Query); + } +} + +void TimerQueriesD3D11::BeginTimerQueries() +{ + // Poll queries from previous frames + PollTimerQueries(); + + if (m_DisjointQuery == NULL) + { + D3D11_QUERY_DESC QueryDesc; + QueryDesc.Query = D3D11_QUERY_TIMESTAMP_DISJOINT; + QueryDesc.MiscFlags = 0; + GetD3D11Device()->CreateQuery(&QueryDesc, &m_DisjointQuery); + } + GetD3D11Context()->Begin(m_DisjointQuery); + + int& index = m_StartTimeQueryIndex; + if (m_StartTimeQueries[index] == NULL) + { + m_StartTimeQueries[index] = new TimerQueryD3D11; + } + m_StartTimeQueries[index]->Measure(); + index = (index + 1) % kStartTimeQueryCount; +} + +void TimerQueriesD3D11::EndTimerQueries() +{ + if(m_DisjointQuery == NULL) + return; + + GetD3D11Context()->End(m_DisjointQuery); + + HRESULT hr; + D3D11_QUERY_DATA_TIMESTAMP_DISJOINT disjointQueryResult; + do + { + hr = GetD3D11Context()->GetData(m_DisjointQuery, &disjointQueryResult, sizeof(disjointQueryResult), 0); + } while (hr == S_FALSE); + if (hr == S_OK && !disjointQueryResult.Disjoint) + { + float timeMult = float(1000000000.0 / (double)disjointQueryResult.Frequency); + TimerQueryList::iterator query, queryEnd = m_ActiveTimerQueries.end(); + for (query = m_ActiveTimerQueries.begin(); query != queryEnd; ++query) + query->SetTimeMultiplier(timeMult); + } + // Move queries from active to polled list + m_PolledTimerQueries.append(m_ActiveTimerQueries); +} + +TimerQueryD3D11* TimerQueriesD3D11::CreateTimerQuery() +{ + TimerQueryD3D11* query = new TimerQueryD3D11; + m_InactiveTimerQueries.push_back(*query); + return query; +} + +void TimerQueriesD3D11::AddActiveTimerQuery(TimerQueryD3D11* query) +{ + query->RemoveFromList(); + m_ActiveTimerQueries.push_back(*query); +} + +void TimerQueriesD3D11::PollTimerQueries() +{ + for (;;) + { + if (!PollNextTimerQuery(false)) + break; + } +} + +bool TimerQueriesD3D11::PollNextTimerQuery(bool wait) +{ + if (m_PolledTimerQueries.empty()) + return false; + + TimerQueryD3D11& query = m_PolledTimerQueries.front(); + if (query.PollResult(m_LastQueryTime, wait)) + { + query.m_Active = false; + query.RemoveFromList(); + m_InactiveTimerQueries.push_back(query); + return true; + } + return false; +} + +TimerQueriesD3D11 g_TimerQueriesD3D11; + +#endif |