610 lines
17 KiB
C++
610 lines
17 KiB
C++
//========= Copyright 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 "cbase.h"
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#include "particlemgr.h"
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#include "particles_new.h"
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#include "iclientmode.h"
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#include "engine/ivdebugoverlay.h"
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#include "particle_property.h"
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#include "toolframework/itoolframework.h"
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#include "toolframework_client.h"
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#include "tier1/KeyValues.h"
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#include "model_types.h"
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#include "vprof.h"
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#include "input.h"
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extern ConVar cl_particleeffect_aabb_buffer;
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//extern ConVar cl_particle_show_bbox;
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//extern ConVar cl_particle_show_bbox_cost;
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extern bool g_cl_particle_show_bbox;
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extern int g_cl_particle_show_bbox_cost;
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//-----------------------------------------------------------------------------
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// Constructor, destructor
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//-----------------------------------------------------------------------------
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CNewParticleEffect::CNewParticleEffect( CBaseEntity *pOwner, CParticleSystemDefinition *pEffect )
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{
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m_hOwner = pOwner;
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Init( pEffect );
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Construct();
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}
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CNewParticleEffect::CNewParticleEffect( CBaseEntity *pOwner, const char* pEffectName )
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{
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m_hOwner = pOwner;
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Init( pEffectName );
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Construct();
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}
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void CNewParticleEffect::Construct()
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{
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m_vSortOrigin.Init();
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m_bDontRemove = false;
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m_bRemove = false;
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m_bDrawn = false;
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m_bNeedsBBoxUpdate = false;
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m_bIsFirstFrame = true;
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m_bAutoUpdateBBox = false;
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m_bAllocated = true;
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m_bSimulate = true;
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m_bShouldPerformCullCheck = false;
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m_nToolParticleEffectId = TOOLPARTICLESYSTEMID_INVALID;
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m_RefCount = 0;
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ParticleMgr()->AddEffect( this );
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m_LastMax = Vector( -1.0e6, -1.0e6, -1.0e6 );
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m_LastMin = Vector( 1.0e6, 1.0e6, 1.0e6 );
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m_MinBounds = Vector( 1.0e6, 1.0e6, 1.0e6 );
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m_MaxBounds = Vector( -1.0e6, -1.0e6, -1.0e6 );
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m_pDebugName = NULL;
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m_bViewModelEffect = m_pDef ? m_pDef->IsViewModelEffect() : false;
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if ( IsValid() && clienttools->IsInRecordingMode() )
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{
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int nId = AllocateToolParticleEffectId();
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static ParticleSystemCreatedState_t state;
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state.m_nParticleSystemId = nId;
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state.m_flTime = gpGlobals->curtime;
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state.m_pName = GetName();
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state.m_nOwner = m_hOwner.Get() ? m_hOwner->entindex() : -1;
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KeyValues *msg = new KeyValues( "ParticleSystem_Create" );
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msg->SetPtr( "state", &state );
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ToolFramework_PostToolMessage( HTOOLHANDLE_INVALID, msg );
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}
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}
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CNewParticleEffect::~CNewParticleEffect(void)
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{
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if ( m_nToolParticleEffectId != TOOLPARTICLESYSTEMID_INVALID && clienttools->IsInRecordingMode() )
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{
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static ParticleSystemDestroyedState_t state;
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state.m_nParticleSystemId = gpGlobals->curtime;
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state.m_flTime = gpGlobals->curtime;
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KeyValues *msg = new KeyValues( "ParticleSystem_Destroy" );
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msg->SetPtr( "state", &state );
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ToolFramework_PostToolMessage( HTOOLHANDLE_INVALID, msg );
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m_nToolParticleEffectId = TOOLPARTICLESYSTEMID_INVALID;
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}
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m_bAllocated = false;
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if ( m_hOwner )
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{
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// NOTE: This can provoke another NotifyRemove call which is why flags is set to 0
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m_hOwner->ParticleProp()->OnParticleSystemDeleted( this );
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}
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}
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//-----------------------------------------------------------------------------
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// Refcounting
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//-----------------------------------------------------------------------------
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void CNewParticleEffect::AddRef()
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{
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++m_RefCount;
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}
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void CNewParticleEffect::Release()
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{
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Assert( m_RefCount > 0 );
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--m_RefCount;
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// If all the particles are already gone, delete ourselves now.
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// If there are still particles, wait for the last NotifyDestroyParticle.
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if ( m_RefCount == 0 )
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{
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if ( m_bAllocated )
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{
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if ( IsFinished() )
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{
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SetRemoveFlag();
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}
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}
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}
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}
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void CNewParticleEffect::NotifyRemove()
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{
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if ( m_bAllocated )
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{
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delete this;
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}
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}
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int CNewParticleEffect::IsReleased()
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{
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return m_RefCount == 0;
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}
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//-----------------------------------------------------------------------------
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// Refraction and soft particle support
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//-----------------------------------------------------------------------------
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bool CNewParticleEffect::UsesPowerOfTwoFrameBufferTexture( void )
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{
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// NOTE: Need to do this because CParticleCollection's version is non-virtual
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return CParticleCollection::UsesPowerOfTwoFrameBufferTexture( true );
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}
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bool CNewParticleEffect::UsesFullFrameBufferTexture( void )
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{
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// NOTE: Need to do this because CParticleCollection's version is non-virtual
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return CParticleCollection::UsesFullFrameBufferTexture( true );
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}
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bool CNewParticleEffect::IsTwoPass( void )
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{
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// NOTE: Need to do this because CParticleCollection's version is non-virtual
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return CParticleCollection::IsTwoPass();
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}
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//-----------------------------------------------------------------------------
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// Overrides for recording
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//-----------------------------------------------------------------------------
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void CNewParticleEffect::StopEmission( bool bInfiniteOnly, bool bRemoveAllParticles, bool bWakeOnStop )
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{
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if ( m_nToolParticleEffectId != TOOLPARTICLESYSTEMID_INVALID && clienttools->IsInRecordingMode() )
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{
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KeyValues *msg = new KeyValues( "ParticleSystem_StopEmission" );
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static ParticleSystemStopEmissionState_t state;
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state.m_nParticleSystemId = GetToolParticleEffectId();
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state.m_flTime = gpGlobals->curtime;
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state.m_bInfiniteOnly = bInfiniteOnly;
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msg->SetPtr( "state", &state );
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ToolFramework_PostToolMessage( HTOOLHANDLE_INVALID, msg );
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}
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CParticleCollection::StopEmission( bInfiniteOnly, bRemoveAllParticles, bWakeOnStop );
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}
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CNewParticleEffect::SetDormant( bool bDormant )
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{
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CParticleCollection::SetDormant( bDormant );
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}
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void CNewParticleEffect::SetControlPointEntity( int nWhichPoint, CBaseEntity *pEntity )
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{
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if ( m_nToolParticleEffectId != TOOLPARTICLESYSTEMID_INVALID && clienttools->IsInRecordingMode() )
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{
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static ParticleSystemSetControlPointObjectState_t state;
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state.m_nParticleSystemId = GetToolParticleEffectId();
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state.m_flTime = gpGlobals->curtime;
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state.m_nControlPoint = nWhichPoint;
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state.m_nObject = pEntity ? pEntity->entindex() : -1;
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KeyValues *msg = new KeyValues( "ParticleSystem_SetControlPointObject" );
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msg->SetPtr( "state", &state );
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ToolFramework_PostToolMessage( HTOOLHANDLE_INVALID, msg );
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}
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if ( pEntity )
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{
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CParticleCollection::SetControlPointObject( nWhichPoint, &m_hControlPointOwners[ nWhichPoint ] );
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m_hControlPointOwners[ nWhichPoint ] = pEntity;
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}
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else
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CParticleCollection::SetControlPointObject( nWhichPoint, NULL );
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}
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void CNewParticleEffect::SetControlPoint( int nWhichPoint, const Vector &v )
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{
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if ( m_nToolParticleEffectId != TOOLPARTICLESYSTEMID_INVALID && clienttools->IsInRecordingMode() )
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{
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static ParticleSystemSetControlPointPositionState_t state;
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state.m_nParticleSystemId = GetToolParticleEffectId();
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state.m_flTime = gpGlobals->curtime;
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state.m_nControlPoint = nWhichPoint;
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state.m_vecPosition = v;
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KeyValues *msg = new KeyValues( "ParticleSystem_SetControlPointPosition" );
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msg->SetPtr( "state", &state );
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ToolFramework_PostToolMessage( HTOOLHANDLE_INVALID, msg );
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}
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CParticleCollection::SetControlPoint( nWhichPoint, v );
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}
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void CNewParticleEffect::RecordControlPointOrientation( int nWhichPoint )
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{
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if ( m_nToolParticleEffectId != TOOLPARTICLESYSTEMID_INVALID && clienttools->IsInRecordingMode() )
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{
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// FIXME: Make a more direct way of getting
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QAngle angles;
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VectorAngles( m_ControlPoints[nWhichPoint].m_ForwardVector, m_ControlPoints[nWhichPoint].m_UpVector, angles );
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static ParticleSystemSetControlPointOrientationState_t state;
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state.m_nParticleSystemId = GetToolParticleEffectId();
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state.m_flTime = gpGlobals->curtime;
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state.m_nControlPoint = nWhichPoint;
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AngleQuaternion( angles, state.m_qOrientation );
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KeyValues *msg = new KeyValues( "ParticleSystem_SetControlPointOrientation" );
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msg->SetPtr( "state", &state );
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ToolFramework_PostToolMessage( HTOOLHANDLE_INVALID, msg );
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}
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}
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void CNewParticleEffect::SetControlPointOrientation( int nWhichPoint,
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const Vector &forward, const Vector &right, const Vector &up )
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{
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CParticleCollection::SetControlPointOrientation( nWhichPoint, forward, right, up );
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RecordControlPointOrientation( nWhichPoint );
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}
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void CNewParticleEffect::SetControlPointOrientation( int nWhichPoint, const Quaternion &q )
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{
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CParticleCollection::SetControlPointOrientation( nWhichPoint, q );
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RecordControlPointOrientation( nWhichPoint );
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}
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void CNewParticleEffect::SetControlPointForwardVector( int nWhichPoint, const Vector &v )
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{
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CParticleCollection::SetControlPointForwardVector( nWhichPoint, v );
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RecordControlPointOrientation( nWhichPoint );
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}
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void CNewParticleEffect::SetControlPointUpVector( int nWhichPoint, const Vector &v )
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{
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CParticleCollection::SetControlPointUpVector( nWhichPoint, v );
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RecordControlPointOrientation( nWhichPoint );
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}
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void CNewParticleEffect::SetControlPointRightVector( int nWhichPoint, const Vector &v )
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{
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CParticleCollection::SetControlPointRightVector( nWhichPoint, v );
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RecordControlPointOrientation( nWhichPoint );
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}
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//-----------------------------------------------------------------------------
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// Called when the particle effect is about to update
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//-----------------------------------------------------------------------------
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void CNewParticleEffect::Update( float flTimeDelta )
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{
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if ( m_hOwner )
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{
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m_hOwner->ParticleProp()->OnParticleSystemUpdated( this, flTimeDelta );
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}
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}
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//-----------------------------------------------------------------------------
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// Bounding box
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//-----------------------------------------------------------------------------
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CNewParticleEffect* CNewParticleEffect::ReplaceWith( const char *pParticleSystemName )
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{
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StopEmission( false, true, true );
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if ( !pParticleSystemName || !pParticleSystemName[0] )
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return NULL;
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CSmartPtr< CNewParticleEffect > pNewEffect = CNewParticleEffect::Create( GetOwner(), pParticleSystemName, pParticleSystemName );
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if ( !pNewEffect->IsValid() )
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return pNewEffect.GetObject();
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// Copy over the control point data
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for ( int i = 0; i < MAX_PARTICLE_CONTROL_POINTS; ++i )
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{
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if ( !ReadsControlPoint( i ) )
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continue;
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Vector vecForward, vecRight, vecUp;
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pNewEffect->SetControlPoint( i, GetControlPointAtCurrentTime( i ) );
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GetControlPointOrientationAtCurrentTime( i, &vecForward, &vecRight, &vecUp );
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pNewEffect->SetControlPointOrientation( i, vecForward, vecRight, vecUp );
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pNewEffect->SetControlPointParent( i, GetControlPointParent( i ) );
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}
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if ( !m_hOwner )
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return pNewEffect.GetObject();
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m_hOwner->ParticleProp()->ReplaceParticleEffect( this, pNewEffect.GetObject() );
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return pNewEffect.GetObject();
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}
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//-----------------------------------------------------------------------------
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// Bounding box
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//-----------------------------------------------------------------------------
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void CNewParticleEffect::SetParticleCullRadius( float radius )
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{
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}
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bool CNewParticleEffect::RecalculateBoundingBox()
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{
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BloatBoundsUsingControlPoint();
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if ( m_MaxBounds.x < m_MinBounds.x )
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{
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m_MaxBounds = m_MinBounds = GetSortOrigin();
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return false;
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}
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return true;
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}
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void CNewParticleEffect::GetRenderBounds( Vector& mins, Vector& maxs )
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{
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VectorSubtract( m_MinBounds, GetRenderOrigin(), mins );
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VectorSubtract( m_MaxBounds, GetRenderOrigin(), maxs );
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}
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void CNewParticleEffect::DetectChanges()
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{
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// if we have no render handle, return
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if ( m_hRenderHandle == INVALID_CLIENT_RENDER_HANDLE )
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return;
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float flBuffer = cl_particleeffect_aabb_buffer.GetFloat();
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float flExtraBuffer = flBuffer * 1.3f;
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// if nothing changed, return
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if ( m_MinBounds.x < m_LastMin.x ||
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m_MinBounds.y < m_LastMin.y ||
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m_MinBounds.z < m_LastMin.z ||
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m_MinBounds.x > (m_LastMin.x + flExtraBuffer) ||
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m_MinBounds.y > (m_LastMin.y + flExtraBuffer) ||
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m_MinBounds.z > (m_LastMin.z + flExtraBuffer) ||
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m_MaxBounds.x > m_LastMax.x ||
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m_MaxBounds.y > m_LastMax.y ||
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m_MaxBounds.z > m_LastMax.z ||
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m_MaxBounds.x < (m_LastMax.x - flExtraBuffer) ||
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m_MaxBounds.y < (m_LastMax.y - flExtraBuffer) ||
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m_MaxBounds.z < (m_LastMax.z - flExtraBuffer)
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)
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{
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// call leafsystem to updated this guy
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ClientLeafSystem()->RenderableChanged( m_hRenderHandle );
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// remember last parameters
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// Add some padding in here so we don't reinsert it into the leaf system if it just changes a tiny amount.
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m_LastMin = m_MinBounds - Vector( flBuffer, flBuffer, flBuffer );
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m_LastMax = m_MaxBounds + Vector( flBuffer, flBuffer, flBuffer );
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}
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}
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extern ConVar r_DrawParticles;
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void CNewParticleEffect::DebugDrawBbox ( bool bCulled )
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{
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int nParticlesShowBboxCost = g_cl_particle_show_bbox_cost;
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bool bShowCheapSystems = false;
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if ( nParticlesShowBboxCost < 0 )
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{
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nParticlesShowBboxCost = -nParticlesShowBboxCost;
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bShowCheapSystems = true;
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}
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Vector center = GetRenderOrigin();
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Vector mins = m_MinBounds - center;
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Vector maxs = m_MaxBounds - center;
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int r, g, b;
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bool bDraw = true;
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if ( bCulled )
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{
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r = 64;
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g = 64;
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b = 64;
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}
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else if ( nParticlesShowBboxCost > 0 )
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{
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float fAmount = (float)m_nActiveParticles / (float)nParticlesShowBboxCost;
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if ( fAmount < 0.5f )
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{
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if ( bShowCheapSystems )
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{
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r = 0;
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g = 255;
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b = 0;
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}
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else
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{
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// Prevent the screen getting spammed with low-count particles which aren't that expensive.
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bDraw = false;
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r = 0;
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g = 0;
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b = 0;
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}
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}
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else if ( fAmount < 1.0f )
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{
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// green 0.5-1.0 blue
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int nBlend = (int)( 512.0f * ( fAmount - 0.5f ) );
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nBlend = MIN ( 255, MAX ( 0, nBlend ) );
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r = 0;
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g = 255 - nBlend;
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b = nBlend;
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}
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else if ( fAmount < 2.0f )
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{
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// blue 1.0-2.0 red
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int nBlend = (int)( 256.0f * ( fAmount - 1.0f ) );
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nBlend = MIN ( 255, MAX ( 0, nBlend ) );
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r = nBlend;
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g = 0;
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b = 255 - nBlend;
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}
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else
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{
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r = 255;
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g = 0;
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b = 0;
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}
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}
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else
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{
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if ( GetAutoUpdateBBox() )
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{
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// red is bad, the bbox update is costly
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r = 255;
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g = 0;
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b = 0;
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}
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else
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{
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// green, this effect presents less cpu load
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r = 0;
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g = 255;
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b = 0;
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}
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}
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if ( bDraw )
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{
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if ( debugoverlay )
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{
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debugoverlay->AddBoxOverlay( center, mins, maxs, QAngle( 0, 0, 0 ), r, g, b, 16, 0 );
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debugoverlay->AddTextOverlayRGB( center, 0, 0, r, g, b, 64, "%s:(%d)", GetEffectName(), m_nActiveParticles );
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}
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}
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}
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//-----------------------------------------------------------------------------
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// Rendering
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//-----------------------------------------------------------------------------
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int CNewParticleEffect::DrawModel( int flags )
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{
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VPROF_BUDGET( "CNewParticleEffect::DrawModel", VPROF_BUDGETGROUP_PARTICLE_RENDERING );
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if ( r_DrawParticles.GetBool() == false )
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return 0;
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if ( !g_pClientMode->ShouldDrawParticles() || !ParticleMgr()->ShouldRenderParticleSystems() )
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return 0;
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if ( ( flags & ( STUDIO_SHADOWDEPTHTEXTURE | STUDIO_SSAODEPTHTEXTURE ) ) != 0 )
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{
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return 0;
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}
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// do distance cull check here. We do it here instead of in particles so we can easily only do
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// it for root objects, not bothering to cull children individually
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CMatRenderContextPtr pRenderContext( materials );
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Vector vecCamera;
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pRenderContext->GetWorldSpaceCameraPosition( &vecCamera );
|
|
if ( CalcSqrDistanceToAABB( m_MinBounds, m_MaxBounds, vecCamera ) > ( m_pDef->m_flMaxDrawDistance * m_pDef->m_flMaxDrawDistance ) )
|
|
{
|
|
if ( !IsRetail() && ( g_cl_particle_show_bbox || ( g_cl_particle_show_bbox_cost != 0 ) ) )
|
|
{
|
|
DebugDrawBbox ( true );
|
|
}
|
|
|
|
// Still need to make sure we set this or they won't follow their attachemnt points.
|
|
m_flNextSleepTime = Max ( m_flNextSleepTime, ( g_pParticleSystemMgr->GetLastSimulationTime() + m_pDef->m_flNoDrawTimeToGoToSleep ));
|
|
|
|
return 0;
|
|
}
|
|
|
|
if ( flags & STUDIO_TRANSPARENCY )
|
|
{
|
|
int viewentity = render->GetViewEntity();
|
|
C_BaseEntity *pCameraObject = cl_entitylist->GetEnt( viewentity );
|
|
// apply logic that lets you skip rendering a system if the camera is attached to its entity
|
|
if ( pCameraObject &&
|
|
( m_pDef->m_nSkipRenderControlPoint != -1 ) &&
|
|
( m_pDef->m_nSkipRenderControlPoint <= m_nHighestCP ) )
|
|
{
|
|
C_BaseEntity *pEntity = (EHANDLE)GetControlPointEntity( m_pDef->m_nSkipRenderControlPoint );
|
|
if ( pEntity )
|
|
{
|
|
// If we're in thirdperson, we still see it
|
|
if ( !input->CAM_IsThirdPerson() )
|
|
{
|
|
if ( pEntity == pCameraObject )
|
|
return 0;
|
|
C_BaseEntity *pRootMove = pEntity->GetRootMoveParent();
|
|
if ( pRootMove == pCameraObject )
|
|
return 0;
|
|
|
|
// If we're spectating in-eyes of the camera object, we don't see it
|
|
C_BasePlayer *pPlayer = C_BasePlayer::GetLocalPlayer();
|
|
if ( pPlayer == pCameraObject )
|
|
{
|
|
C_BaseEntity *pObTarget = pPlayer->GetObserverTarget();
|
|
if ( pPlayer->GetObserverMode() == OBS_MODE_IN_EYE && (pObTarget == pEntity || pRootMove == pObTarget ) )
|
|
return 0;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
pRenderContext->MatrixMode( MATERIAL_MODEL );
|
|
pRenderContext->PushMatrix();
|
|
pRenderContext->LoadIdentity();
|
|
Render( pRenderContext, IsTwoPass(), pCameraObject );
|
|
pRenderContext->MatrixMode( MATERIAL_MODEL );
|
|
pRenderContext->PopMatrix();
|
|
}
|
|
else
|
|
{
|
|
g_pParticleSystemMgr->AddToRenderCache( this );
|
|
}
|
|
|
|
if ( !IsRetail() )
|
|
{
|
|
CParticleMgr *pMgr = ParticleMgr();
|
|
if ( pMgr->m_bStatsRunning )
|
|
{
|
|
pMgr->StatsNewParticleEffectDrawn ( this );
|
|
}
|
|
|
|
if ( g_cl_particle_show_bbox || ( g_cl_particle_show_bbox_cost != 0 ) )
|
|
{
|
|
DebugDrawBbox ( false );
|
|
}
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
static void DumpParticleStats_f( void )
|
|
{
|
|
g_pParticleSystemMgr->DumpProfileInformation();
|
|
}
|
|
|
|
static ConCommand cl_dump_particle_stats( "cl_dump_particle_stats", DumpParticleStats_f, "dump particle profiling info to particle_profile.csv") ;
|
|
|