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#ifndef TIMERQUERYGL_H
#define TIMERQUERYGL_H
#if ENABLE_PROFILER
#include "Runtime/GfxDevice/GfxTimerQuery.h"
class TimerQueryGL : public GfxTimerQuery
{
public:
TimerQueryGL();
~TimerQueryGL();
virtual void Measure();
void MeasureBegin();
virtual ProfileTimeFormat GetElapsed(UInt32 flags);
bool PollResult(UInt64& prevTime, bool wait);
private:
GLuint m_Query;
ProfileTimeFormat m_Time;
};
class TimerQueriesGL
{
public:
TimerQueriesGL();
GLuint AllocateQuery();
void ReleaseQuery(GLuint query);
void BeginTimerQueries();
void EndTimerQueries();
bool IsActive() const { return m_Active; }
void AddActiveTimerQuery(TimerQueryGL* query);
void PollTimerQueries(bool wait);
bool PollNextTimerQuery(bool wait);
private:
enum
{
kStartTimeQueryCount = 3,
kMaxFreeQueries = 128
};
GLuint m_FreeQueries[kMaxFreeQueries];
int m_NumFreeQueries;
UInt64 m_LastQueryTime;
TimerQueryGL* m_StartTimeQueries[kStartTimeQueryCount];
int m_StartTimeQueryIndex;
typedef List<TimerQueryGL> TimerQueryList;
TimerQueryList m_ActiveTimerQueries;
TimerQueryList m_PolledTimerQueries;
bool m_Active;
};
extern TimerQueriesGL g_TimerQueriesGL;
#endif
#endif
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