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156 lines
3.3 KiB
156 lines
3.3 KiB
//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================//
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#include "quakedef.h"
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#include "enginestats.h"
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#include "basetypes.h"
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#include "clientstats.h"
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#include "limits.h"
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#include "sysexternal.h"
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#include "gl_matsysiface.h"
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#include "filesystem_engine.h"
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#include "tier0/vprof.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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//-----------------------------------------------------------------------------
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// itty bitty interface for stat time
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//-----------------------------------------------------------------------------
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class CStatTime : public IClientStatsTime
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{
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public:
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float GetTime()
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{
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return Sys_FloatTime();
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}
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};
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CStatTime g_StatTime;
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CEngineStats::CEngineStats() : m_InFrame( false )
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{
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m_bInRun = false;
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m_szVProfStatsFileName[0] = '\0';
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}
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#ifdef VPROF_ENABLED
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extern void VProf_StartRecording( const char *pFilename );
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extern void VProf_StopRecording( void );
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#endif
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void CEngineStats::BeginRun( void )
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{
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m_bInRun = true;
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m_totalNumFrames = 0;
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#ifdef VPROF_ENABLED
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if ( m_szVProfStatsFileName[0] != '\0' )
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{
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VProf_StartRecording( m_szVProfStatsFileName );
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}
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#endif
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// frame timing data
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m_runStartTime = Sys_FloatTime();
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}
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void CEngineStats::EndRun( void )
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{
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m_runEndTime = Sys_FloatTime();
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m_bInRun = false;
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#ifdef VPROF_ENABLED
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if ( m_szVProfStatsFileName[0] != '\0' )
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{
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VProf_StopRecording();
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m_szVProfStatsFileName[0] = '\0';
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}
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#endif
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}
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void CEngineStats::BeginFrame( void )
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{
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m_bPaused = false;
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m_InFrame = false;
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}
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void CEngineStats::ComputeFrameTimeStats( void )
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{
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m_StatGroup.m_StatFrameTime[ENGINE_STATS_FRAME_TIME] = m_flFrameTime / 1000.0f;
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m_StatGroup.m_StatFrameTime[ENGINE_STATS_FPS_VARIABILITY] = m_flFPSVariability / 1000.0f;
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m_StatGroup.m_StatFrameTime[ENGINE_STATS_FPS] = (m_flFrameTime != 0.0f) ? ( 1.0f / (1000.0f * m_flFrameTime) ) : 0.0f;
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}
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void CEngineStats::EndFrame( void )
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{
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if (!m_InFrame)
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return;
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}
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//-----------------------------------------------------------------------------
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// Advances the next frame for the stats...
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//-----------------------------------------------------------------------------
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void CEngineStats::NextFrame()
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{
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}
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//-----------------------------------------------------------------------------
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// Pause those stats!
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//-----------------------------------------------------------------------------
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void CEngineStats::PauseStats( bool bPaused )
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{
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if (bPaused)
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{
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if (m_InFrame)
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{
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m_bPaused = true;
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m_InFrame = false;
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}
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}
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else // !bPaused
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{
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if (m_bPaused)
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{
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m_InFrame = true;
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m_bPaused = false;
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}
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}
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}
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//-----------------------------------------------------------------------------
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// returns timed stats
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//-----------------------------------------------------------------------------
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double CEngineStats::TimedStatInFrame( EngineTimedStatId_t stat ) const
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{
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return m_StatGroup.m_StatFrameTime[stat];
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}
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double CEngineStats::TotalTimedStat( EngineTimedStatId_t stat ) const
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{
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return m_StatGroup.m_TotalStatTime[stat];
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}
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double CEngineStats::GetRunTime( void )
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{
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return m_runEndTime - m_runStartTime;
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}
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void CEngineStats::EnableVProfStatsRecording( const char *pFileName )
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{
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Q_strncpy( m_szVProfStatsFileName, pFileName, sizeof( m_szVProfStatsFileName ) );
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}
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