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#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
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