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#include "UnityPrefix.h"
#if ENABLE_PROFILER
#include "GfxDeviceD3D9.h"
#include "TimerQueryD3D9.h"
TimerQueryD3D9::TimerQueryD3D9()
: m_Query(NULL), m_Time(0), m_Active(false)
{
GetD3DDevice()->CreateQuery(D3DQUERYTYPE_TIMESTAMP, &m_Query);
m_TimeMultiplier = 0.0f;
}
TimerQueryD3D9::~TimerQueryD3D9()
{
SAFE_RELEASE(m_Query);
}
void TimerQueryD3D9::Measure()
{
// Flush previous result
GetElapsed(kWaitRenderThread);
TimerQueriesD3D9& queries = GetD3D9GfxDevice().GetTimerQueries();
if (m_Query && queries.HasFrequencyQuery())
{
queries.AddActiveTimerQuery(this);
m_Query->Issue(D3DISSUE_END);
m_Active = true;
m_Time = kInvalidProfileTime;
}
else
m_Time = 0;
m_TimeMultiplier = 0.0f;
}
ProfileTimeFormat TimerQueryD3D9::GetElapsed(UInt32 flags)
{
while (m_Active)
{
bool wait = (flags & kWaitRenderThread) != 0;
if (!GetD3D9GfxDevice().GetTimerQueries().PollNextTimerQuery(wait))
break;
}
return m_Time;
}
bool TimerQueryD3D9::PollResult(UInt64& prevTime, bool wait)
{
for (;;)
{
UINT64 time;
DWORD flags = wait ? D3DGETDATA_FLUSH : 0;
HRESULT hr = m_Query->GetData(&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;
}
TimerQueriesD3D9::TimerQueriesD3D9()
{
m_LastQueryTime = 0;
m_FrequencyQuery = NULL;
memset(m_StartTimeQueries, 0, sizeof(m_StartTimeQueries));
m_StartTimeQueryIndex = 0;
}
void TimerQueriesD3D9::ReleaseAllQueries()
{
SAFE_RELEASE(m_FrequencyQuery);
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)
{
TimerQueryD3D9& query = *it;
query.m_Active = false;
query.m_Time = 0;
SAFE_RELEASE(query.m_Query);
}
}
void TimerQueriesD3D9::RecreateAllQueries()
{
Assert(m_ActiveTimerQueries.empty());
Assert(m_PolledTimerQueries.empty());
TimerQueryList& queries = m_InactiveTimerQueries;
for (TimerQueryList::iterator it = queries.begin(); it != queries.end(); ++it)
{
TimerQueryD3D9& query = *it;
GetD3DDevice()->CreateQuery(D3DQUERYTYPE_TIMESTAMP, &query.m_Query);
}
}
void TimerQueriesD3D9::BeginTimerQueries()
{
// Poll queries from previous frames
PollTimerQueries();
if (m_FrequencyQuery == NULL)
{
GetD3DDevice()->CreateQuery(D3DQUERYTYPE_TIMESTAMPFREQ, &m_FrequencyQuery);
}
if (m_FrequencyQuery)
m_FrequencyQuery->Issue(D3DISSUE_END);
int& index = m_StartTimeQueryIndex;
if (m_StartTimeQueries[index] == NULL)
{
m_StartTimeQueries[index] = new TimerQueryD3D9;
}
m_StartTimeQueries[index]->Measure();
index = (index + 1) % kStartTimeQueryCount;
}
void TimerQueriesD3D9::EndTimerQueries()
{
if(m_FrequencyQuery == NULL)
return;
HRESULT hr;
UINT64 freq;
do
{
hr = m_FrequencyQuery->GetData(&freq, sizeof(freq), D3DGETDATA_FLUSH);
} while (hr == S_FALSE);
if (hr == S_OK)
{
float timeMult = float(1000000000.0 / (double)freq);
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);
}
TimerQueryD3D9* TimerQueriesD3D9::CreateTimerQuery()
{
TimerQueryD3D9* query = new TimerQueryD3D9;
m_InactiveTimerQueries.push_back(*query);
return query;
}
void TimerQueriesD3D9::AddActiveTimerQuery(TimerQueryD3D9* query)
{
query->RemoveFromList();
m_ActiveTimerQueries.push_back(*query);
}
void TimerQueriesD3D9::PollTimerQueries()
{
for (;;)
{
if (!PollNextTimerQuery(false))
break;
}
}
bool TimerQueriesD3D9::PollNextTimerQuery(bool wait)
{
if (m_PolledTimerQueries.empty())
return false;
TimerQueryD3D9& 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;
}
#endif
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