//-----------------------------------------------------------------------------
// Purpose:
// Input : *pParticleMgr -
// *pArgs -
//-----------------------------------------------------------------------------
void C_EntityParticleTrail::Start( )
{
if( ParticleMgr()->AddEffect( &m_ParticleEffect, this ) == false )
return;
const char *pMaterialName = GetMaterialNameFromIndex( m_iMaterialName );
if ( !pMaterialName )
return;
m_hMaterial = ParticleMgr()->GetPMaterial( pMaterialName );
m_teParticleSpawn.Init( 150 );
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *materialName -
//-----------------------------------------------------------------------------
void CLitSmokeEmitter::Init( const char *materialName, Vector sortOrigin )
{
m_hSmokeMaterial = GetPMaterial( materialName );
IMaterial *pMaterial = ParticleMgr()->PMaterialToIMaterial( m_hSmokeMaterial );
if ( pMaterial )
{
m_Renderer.Init( ParticleMgr(), pMaterial );
}
SetSortOrigin( sortOrigin );
m_bInitted = true;
}
//-----------------------------------------------------------------------------
// ParticleSystem iteration, query, modification
//-----------------------------------------------------------------------------
ParticleSystemSearchResult CClientTools::NextParticleSystem( ParticleSystemSearchResult sr )
{
CNewParticleEffect *pParticleEffect = NULL;
if ( sr == NULL )
{
pParticleEffect = ParticleMgr()->FirstNewEffect();
}
else
{
pParticleEffect = ParticleMgr()->NextNewEffect( reinterpret_cast< CNewParticleEffect* >( sr ) );
}
return reinterpret_cast< ParticleSystemSearchResult >( pParticleEffect );
}
void CTrailParticles::RenderParticles(CParticleRenderIterator *pIterator)
{
const TrailParticle *pParticle = (const TrailParticle*) pIterator->GetFirst();
while (pParticle)
{
//Get our remaining time
float lifePerc = 1.0f - (pParticle->m_flLifetime / pParticle->m_flDieTime);
float scale = (pParticle->m_flLength*lifePerc);
if (scale < 0.01f)
scale = 0.01f;
Vector start, delta;
//NOTE: We need to do everything in screen space
TransformParticle(ParticleMgr()->GetModelView(), pParticle->m_Pos, start);
float sortKey = start.z;
Vector3DMultiply(ParticleMgr()->GetModelView(), pParticle->m_vecVelocity, delta);
float color[4];
float ramp = 1.0;
// Fade in for the first few frames
if (pParticle->m_flLifetime <= 0.3 && m_fFlags & bitsPARTICLE_TRAIL_FADE_IN)
{
ramp = pParticle->m_flLifetime;
}
else if (m_fFlags & bitsPARTICLE_TRAIL_FADE)
{
ramp = (1.0f - (pParticle->m_flLifetime / pParticle->m_flDieTime));
}
color[0] = pParticle->m_color.r * ramp * (1.0f / 255.0f);
color[1] = pParticle->m_color.g * ramp * (1.0f / 255.0f);
color[2] = pParticle->m_color.b * ramp * (1.0f / 255.0f);
color[3] = pParticle->m_color.a * ramp * (1.0f / 255.0f);
float flLength = (pParticle->m_vecVelocity * scale).Length();//( delta - pos ).Length();
float flWidth = (flLength < pParticle->m_flWidth) ? flLength : pParticle->m_flWidth;
//See if we should fade
Vector vecScaledDelta = (delta*scale);
Tracer_Draw(pIterator->GetParticleDraw(), start, vecScaledDelta, flWidth, color);
pParticle = (const TrailParticle*) pIterator->GetNext(sortKey);
}
}
void CLitSmokeEmitter::RenderParticles( CParticleRenderIterator *pIterator )
{
const LitSmokeParticle *pParticle = (const LitSmokeParticle*)pIterator->GetFirst();
while ( pParticle )
{
float tLifetime = pParticle->m_flLifetime / pParticle->m_flDieTime;
// Transform.
Vector tPos;
TransformParticle( ParticleMgr()->GetModelView(), pParticle->m_Pos, tPos );
float sortKey = tPos.z;
float alpha255 = ( ( (float) pParticle->m_uchColor[3]/255.0f ) * sin( M_PI_F * tLifetime ) ) * 255.0f;
Vector color01 = Vector( pParticle->m_uchColor[0], pParticle->m_uchColor[1], pParticle->m_uchColor[2] ) * (tLifetime / 255.0f);
m_Renderer.RenderParticle_AddColor (
pIterator->GetParticleDraw(),
pParticle->m_Pos,
tPos,
alpha255,
FLerp( pParticle->m_uchStartSize, pParticle->m_uchEndSize, tLifetime ),
color01
);
pParticle = (const LitSmokeParticle*)pIterator->GetNext( sortKey );
}
}
void CNewParticleEffect::Construct()
{
m_vSortOrigin.Init();
m_bDontRemove = false;
m_bRemove = false;
m_bDrawn = false;
m_bNeedsBBoxUpdate = false;
m_bIsFirstFrame = true;
m_bAutoUpdateBBox = false;
m_bAllocated = true;
m_bSimulate = true;
m_bRecord = false;
m_bShouldPerformCullCheck = false;
m_bDisableAggregation = true; // will be reset when someone creates it via CreateOrAggregate
m_nToolParticleEffectId = TOOLPARTICLESYSTEMID_INVALID;
m_RefCount = 0;
ParticleMgr()->AddEffect( this );
m_LastMax = Vector( -1.0e6, -1.0e6, -1.0e6 );
m_LastMin = Vector( 1.0e6, 1.0e6, 1.0e6 );
m_MinBounds = Vector( 1.0e6, 1.0e6, 1.0e6 );
m_MaxBounds = Vector( -1.0e6, -1.0e6, -1.0e6 );
m_pDebugName = NULL;
m_nSplitScreenUser = -1;
SetRenderable( this );
RecordCreation();
}
CNewParticleEffect *CParticleProperty::Create( CParticleSystemDefinition *pDef, ParticleAttachment_t iAttachType, int iAttachmentPoint, Vector vecOriginOffset, matrix3x4_t *matOffset )
{
int nBatchMode = cl_particle_batch_mode.GetInt();
bool bRequestedBatch = ( nBatchMode == 2 ) || ( ( nBatchMode == 1 ) && pDef && pDef->ShouldBatch() );
if ( ( iAttachType == PATTACH_CUSTOMORIGIN ) && bRequestedBatch )
{
int iIndex = FindEffect( pDef->GetName() );
if ( iIndex >= 0 )
{
CNewParticleEffect *pEffect = m_ParticleEffects[iIndex].pParticleEffect.GetObject();
pEffect->Restart();
return pEffect;
}
}
int iIndex = m_ParticleEffects.AddToTail();
ParticleEffectList_t *newEffect = &m_ParticleEffects[iIndex];
newEffect->pParticleEffect = CNewParticleEffect::Create( m_pOuter, pDef, pDef->GetName() );
if ( !newEffect->pParticleEffect->IsValid() )
{
// Caused by trying to spawn an unregistered particle effect. Remove it.
ParticleMgr()->RemoveEffect( newEffect->pParticleEffect.GetObject() );
return NULL;
}
AddControlPoint( iIndex, 0, GetOuter(), iAttachType, iAttachmentPoint, vecOriginOffset, matOffset );
if ( m_pOuter )
{
m_pOuter->OnNewParticleEffect( pDef->GetName(), newEffect->pParticleEffect.GetObject() );
}
return newEffect->pParticleEffect.GetObject();
}
void C_FuncSmokeVolume::OnDataChanged( DataUpdateType_t updateType )
{
m_MinColor[0] = ( 1.0f / 255.0f ) * m_Color1.r;
m_MinColor[1] = ( 1.0f / 255.0f ) * m_Color1.g;
m_MinColor[2] = ( 1.0f / 255.0f ) * m_Color1.b;
m_MaxColor[0] = ( 1.0f / 255.0f ) * m_Color2.r;
m_MaxColor[1] = ( 1.0f / 255.0f ) * m_Color2.g;
m_MaxColor[2] = ( 1.0f / 255.0f ) * m_Color2.b;
m_ParticleRadius = m_ParticleDrawWidth * 0.5f;
m_SpacingRadius = m_ParticleSpacingDistance * 0.5f;
m_ParticleEffect.SetParticleCullRadius( m_ParticleRadius );
// Warning( "m_Density: %f\n", m_Density );
// Warning( "m_MovementSpeed: %f\n", m_MovementSpeed );
if(updateType == DATA_UPDATE_CREATED)
{
Vector size = WorldAlignMaxs() - WorldAlignMins();
m_xCount = 0.5f + ( size.x / ( m_SpacingRadius * 2.0f ) );
m_yCount = 0.5f + ( size.y / ( m_SpacingRadius * 2.0f ) );
m_zCount = 0.5f + ( size.z / ( m_SpacingRadius * 2.0f ) );
m_CurrentDensity = m_Density;
delete [] m_pSmokeParticleInfos;
m_pSmokeParticleInfos = new SmokeParticleInfo[m_xCount * m_yCount * m_zCount];
Start( ParticleMgr(), NULL );
}
BaseClass::OnDataChanged( updateType );
}
void CLocalSpaceEmitter::RenderParticles( CParticleRenderIterator *pIterator )
{
const matrix3x4_t &mLocalToWorld = GetTransformMatrix();
const VMatrix &mModelView = ParticleMgr()->GetModelView();
const SimpleParticle *pParticle = (const SimpleParticle *)pIterator->GetFirst();
while ( pParticle )
{
// Transform it
Vector screenPos, worldPos;
VectorTransform( pParticle->m_Pos, mLocalToWorld, worldPos );
// Correct viewmodel squashing
if ( m_fFlags & FLE_VIEWMODEL )
{
FormatViewModelAttachment( NULL, worldPos, false );
}
TransformParticle( mModelView, worldPos, screenPos );
float sortKey = (int) screenPos.z;
// Render it
RenderParticle_ColorSizeAngle(
pIterator->GetParticleDraw(),
screenPos,
UpdateColor( pParticle ),
UpdateAlpha( pParticle ) * GetAlphaDistanceFade( screenPos, m_flNearClipMin, m_flNearClipMax ),
UpdateScale( pParticle ),
pParticle->m_flRoll
);
pParticle = (const SimpleParticle *)pIterator->GetNext( sortKey );
}
}
//-----------------------------------------------------------------------------
// Reload particle definitions
//-----------------------------------------------------------------------------
void CClientTools::ReloadParticleDefintions( const char *pFileName, const void *pBufData, int nLen )
{
// Remove all new effects, because we are going to free internal structures they point to
ParticleMgr()->RemoveAllNewEffects();
// FIXME: Use file name to determine if we care about this data
CUtlBuffer buf( pBufData, nLen, CUtlBuffer::READ_ONLY );
g_pParticleSystemMgr->ReadParticleConfigFile( buf, true );
}
//-----------------------------------------------------------------------------
// Purpose: First sent down from the server
//-----------------------------------------------------------------------------
void C_ParticleTrail::OnDataChanged(DataUpdateType_t updateType)
{
C_BaseEntity::OnDataChanged(updateType);
if ( updateType == DATA_UPDATE_CREATED )
{
Start( ParticleMgr(), NULL );
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CBasePlasmaProjectile::Activate( void )
{
BaseClass::Activate();
#if defined( CLIENT_DLL )
if ( IsClientCreated() && !m_pParticleMgr )
{
Start(ParticleMgr(), NULL);
SetNextClientThink( CLIENT_THINK_ALWAYS );
}
#endif
}
//-----------------------------------------------------------------------------
// Purpose: Called after a data update has occured
// Input : bnewentity -
//-----------------------------------------------------------------------------
void C_SmokeStack::OnDataChanged(DataUpdateType_t updateType)
{
C_BaseEntity::OnDataChanged(updateType);
if(updateType == DATA_UPDATE_CREATED)
{
Start(ParticleMgr(), NULL);
}
// Recalulate lifetime in case length or speed changed.
m_InvLifetime = m_Speed / m_JetLength;
}
//-----------------------------------------------------------------------------
// Creates, destroys particles attached to an attachment
//-----------------------------------------------------------------------------
void C_EnvParticleScript::CreateParticle( const char *pAttachmentName, const char *pSpriteName )
{
// Find the attachment
int nAttachment = LookupAttachment( pAttachmentName );
if ( nAttachment <= 0 )
return;
// Get the sprite materials
PMaterialHandle hMat = m_ParticleEffect.FindOrAddMaterial( pSpriteName );
ParticleScriptParticle_t *pParticle =
(ParticleScriptParticle_t*)m_ParticleEffect.AddParticle(sizeof(ParticleScriptParticle_t), hMat);
if ( pParticle == NULL )
return;
// Get the sprite size from the material's materialvars
bool bFound = false;
IMaterialVar *pMaterialVar = NULL;
IMaterial *pMaterial = ParticleMgr()->PMaterialToIMaterial( hMat );
if ( pMaterial )
{
pMaterialVar = pMaterial->FindVar( "$spritesize", &bFound, false );
}
if ( bFound )
{
pParticle->m_flSize = pMaterialVar->GetFloatValue();
}
else
{
pParticle->m_flSize = 100.0f;
}
// Make sure the particle cull size reflects our particles
if ( pParticle->m_flSize > m_flMaxParticleSize )
{
m_flMaxParticleSize = pParticle->m_flSize;
m_ParticleEffect.SetParticleCullRadius( m_flMaxParticleSize );
}
// Place the particle on the attachment specified
pParticle->m_nAttachment = nAttachment;
QAngle vecAngles;
GetAttachment( nAttachment, pParticle->m_Pos, vecAngles );
if ( m_flSequenceScale != 1.0f )
{
pParticle->m_Pos -= GetAbsOrigin();
pParticle->m_Pos *= m_flSequenceScale;
pParticle->m_Pos += GetAbsOrigin();
}
}
//-----------------------------------------------------------------------------
// Purpose: Called after a data update has occured
// Input : bnewentity -
//-----------------------------------------------------------------------------
void C_SteamJet::OnDataChanged(DataUpdateType_t updateType)
{
C_BaseEntity::OnDataChanged(updateType);
if(updateType == DATA_UPDATE_CREATED)
{
Start(ParticleMgr(), NULL);
}
// Recalulate lifetime in case length or speed changed.
m_Lifetime = m_JetLength / m_Speed;
m_ParticleEffect.SetParticleCullRadius( max(m_StartSize, m_EndSize) );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CBasePlasmaProjectile::OnDataChanged(DataUpdateType_t updateType)
{
BaseClass::OnDataChanged(updateType);
if ( updateType != DATA_UPDATE_CREATED )
return;
if ( !m_pParticleMgr )
{
Start(ParticleMgr(), NULL);
SetNextClientThink( CLIENT_THINK_ALWAYS );
}
}
//-----------------------------------------------------------------------------
// Purpose: Constructor
//-----------------------------------------------------------------------------
CParticleEffect::CParticleEffect( const char *pName )
{
m_pDebugName = pName;
m_vSortOrigin.Init();
m_Flags = FLAG_ALLOCATED;
m_nToolParticleEffectId = TOOLPARTICLESYSTEMID_INVALID;
m_RefCount = 0;
m_bSimulate = true;
ParticleMgr()->AddEffect( &m_ParticleEffect, this );
#if defined( _DEBUG )
g_ParticleEffects.AddToTail( this );
#endif
}
void C_FuncSmokeVolume::RenderParticles( CParticleRenderIterator *pIterator )
{
if ( m_CurrentDensity == 0 )
return;
const SmokeGrenadeParticle *pParticle = (const SmokeGrenadeParticle*)pIterator->GetFirst();
while ( pParticle )
{
Vector renderPos = pParticle->m_Pos;
// Fade out globally.
float alpha = m_CurrentDensity;
// Apply the precalculated fade alpha from world geometry.
alpha *= pParticle->m_FadeAlpha;
// TODO: optimize this whole routine!
Vector color = m_MinColor + (m_MaxColor - m_MinColor) * (pParticle->m_ColorInterp / 255.1f);
if ( IsEmissive() )
{
color.x += pParticle->m_Color[0] / 255.0f;
color.y += pParticle->m_Color[1] / 255.0f;
color.z += pParticle->m_Color[2] / 255.0f;
color.x = clamp( color.x, 0.0f, 1.0f );
color.y = clamp( color.y, 0.0f, 1.0f );
color.z = clamp( color.z, 0.0f, 1.0f );
}
else
{
color.x *= pParticle->m_Color[0] / 255.0f;
color.y *= pParticle->m_Color[1] / 255.0f;
color.z *= pParticle->m_Color[2] / 255.0f;
}
Vector tRenderPos;
TransformParticle( ParticleMgr()->GetModelView(), renderPos, tRenderPos );
float sortKey = 1;//tRenderPos.z;
RenderParticle_ColorSizeAngle(
pIterator->GetParticleDraw(),
tRenderPos,
color,
alpha * GetAlphaDistanceFade(tRenderPos, 10, 30), // Alpha
m_ParticleRadius,
pParticle->m_CurRotation
);
pParticle = (const SmokeGrenadeParticle*)pIterator->GetNext( sortKey );
}
}
//-----------------------------------------------------------------------------
// Simulate the particles
//-----------------------------------------------------------------------------
void C_EnvParticleScript::RenderParticles( CParticleRenderIterator *pIterator )
{
const ParticleScriptParticle_t* pParticle = (const ParticleScriptParticle_t*)pIterator->GetFirst();
while ( pParticle )
{
Vector vecRenderPos;
TransformParticle( ParticleMgr()->GetModelView(), pParticle->m_Pos, vecRenderPos );
float sortKey = vecRenderPos.z;
Vector color( 1, 1, 1 );
RenderParticle_ColorSize( pIterator->GetParticleDraw(), vecRenderPos, color, 1.0f, pParticle->m_flSize );
pParticle = (const ParticleScriptParticle_t*)pIterator->GetNext( sortKey );
}
}
//-----------------------------------------------------------------------------
// Starts up the particle system
//-----------------------------------------------------------------------------
void C_EnvParticleScript::OnDataChanged( DataUpdateType_t updateType )
{
BaseClass::OnDataChanged( updateType );
if( updateType == DATA_UPDATE_CREATED )
{
ParticleMgr()->AddEffect( &m_ParticleEffect, this );
g_pClientLeafSystem->EnableRendering( RenderHandle(), false );
}
if ( m_nOldSequence != GetSequence() )
{
DestroyAllParticles();
}
}
CNewParticleEffect *CParticleProperty::Create( const char *pszParticleName, ParticleAttachment_t iAttachType, int iAttachmentPoint, Vector vecOriginOffset )
{
if ( GameRules() )
{
pszParticleName = GameRules()->TranslateEffectForVisionFilter( "particles", pszParticleName );
}
int nBatchMode = cl_particle_batch_mode.GetInt();
CParticleSystemDefinition *pDef = g_pParticleSystemMgr->FindParticleSystem( pszParticleName );
bool bRequestedBatch = ( nBatchMode == 2 ) || ( ( nBatchMode == 1 ) && pDef && pDef->ShouldBatch() );
if ( ( iAttachType == PATTACH_CUSTOMORIGIN ) && bRequestedBatch )
{
int iIndex = FindEffect( pszParticleName );
if ( iIndex >= 0 )
{
CNewParticleEffect *pEffect = m_ParticleEffects[iIndex].pParticleEffect.GetObject();
pEffect->Restart();
return pEffect;
}
}
if ( !pDef )
{
AssertMsg( 0, "Attempting to create unknown particle system" );
Warning( "Attempting to create unknown particle system '%s' \n", pszParticleName );
return NULL;
}
int iIndex = m_ParticleEffects.AddToTail();
ParticleEffectList_t *newEffect = &m_ParticleEffects[iIndex];
newEffect->pParticleEffect = CNewParticleEffect::Create( m_pOuter, pDef );
if ( !newEffect->pParticleEffect->IsValid() )
{
// Caused by trying to spawn an unregistered particle effect. Remove it.
ParticleMgr()->RemoveEffect( newEffect->pParticleEffect.GetObject() );
return NULL;
}
AddControlPoint( iIndex, 0, GetOuter(), iAttachType, iAttachmentPoint, vecOriginOffset );
if ( m_pOuter )
{
m_pOuter->OnNewParticleEffect( pszParticleName, newEffect->pParticleEffect.GetObject() );
}
return newEffect->pParticleEffect.GetObject();
}
void CDustEffect::RenderParticles( CParticleRenderIterator *pIterator )
{
const CFuncDustParticle *pParticle = (const CFuncDustParticle*)pIterator->GetFirst();
while ( pParticle )
{
// Velocity.
float flAlpha;
if( m_pDust->m_DustFlags & DUSTFLAGS_FROZEN )
{
flAlpha = 1;
}
else
{
// Alpha.
float flAngle = (pParticle->m_flLifetime / pParticle->m_flDieTime) * M_PI * 2;
flAlpha = sin( flAngle - (M_PI * 0.5f) ) * 0.5f + 0.5f;
}
Vector tPos;
TransformParticle( ParticleMgr()->GetModelView(), pParticle->m_Pos, tPos );
float sortKey = (int) tPos.z;
if( -tPos.z <= m_pDust->m_DistMax )
{
flAlpha *= 1 + (tPos.z / m_pDust->m_DistMax);
// Draw it.
float flSize = pParticle->m_flSize;
if( m_pDust->m_DustFlags & DUSTFLAGS_SCALEMOTES )
flSize *= -tPos.z;
RenderParticle_Color255Size(
pIterator->GetParticleDraw(),
tPos,
Vector( m_pDust->m_Color.r, m_pDust->m_Color.g, m_pDust->m_Color.b ),
flAlpha * m_pDust->m_Color.a,
flSize
);
}
pParticle = (const CFuncDustParticle*)pIterator->GetNext( sortKey );
}
}
void CTEParticleRenderer::RenderParticles( CParticleRenderIterator *pIterator )
{
const StandardParticle_t *pParticle = (const StandardParticle_t*)pIterator->GetFirst();
while ( pParticle )
{
// Render.
Vector tPos;
TransformParticle(ParticleMgr()->GetModelView(), pParticle->m_Pos, tPos);
float sortKey = tPos.z;
Vector vColor(pParticle->m_Color[0]/255.9f, pParticle->m_Color[1]/255.9f, pParticle->m_Color[2]/255.9f);
RenderParticle_ColorSize(
pIterator->GetParticleDraw(),
tPos,
vColor,
pParticle->m_Color[3]/255.9f,
m_ParticleSize);
pParticle = (const StandardParticle_t*)pIterator->GetNext( sortKey );
}
}
inline void C_EntityParticleTrail::RenderParticles( CParticleRenderIterator *pIterator )
{
const SimpleParticle *pParticle = (const SimpleParticle*)pIterator->GetFirst();
while ( pParticle )
{
float t = pParticle->m_flLifetime / pParticle->m_flDieTime;
// Render
Vector tPos;
TransformParticle( ParticleMgr()->GetModelView(), pParticle->m_Pos, tPos );
float sortKey = tPos.z;
Vector color = Vector( pParticle->m_uchColor[0] / 255.0f, pParticle->m_uchColor[1] / 255.0f, pParticle->m_uchColor[2] / 255.0f );
float alpha = Lerp( t, pParticle->m_uchStartAlpha / 255.0f, pParticle->m_uchEndAlpha / 255.0f );
float flSize = Lerp( t, pParticle->m_uchStartSize, pParticle->m_uchEndSize );
// Render it
RenderParticle_ColorSize( pIterator->GetParticleDraw(), tPos, color, alpha, flSize );
pParticle = (const SimpleParticle*)pIterator->GetNext( sortKey );
}
}
void CNewParticleEffect::Construct()
{
m_vSortOrigin.Init();
m_bDontRemove = false;
m_bRemove = false;
m_bDrawn = false;
m_bNeedsBBoxUpdate = false;
m_bIsFirstFrame = true;
m_bAutoUpdateBBox = false;
m_bAllocated = true;
m_bSimulate = true;
m_bShouldPerformCullCheck = false;
m_nToolParticleEffectId = TOOLPARTICLESYSTEMID_INVALID;
m_RefCount = 0;
ParticleMgr()->AddEffect( this );
m_LastMax = Vector( -1.0e6, -1.0e6, -1.0e6 );
m_LastMin = Vector( 1.0e6, 1.0e6, 1.0e6 );
m_MinBounds = Vector( 1.0e6, 1.0e6, 1.0e6 );
m_MaxBounds = Vector( -1.0e6, -1.0e6, -1.0e6 );
m_pDebugName = NULL;
if ( IsValid() && clienttools->IsInRecordingMode() )
{
int nId = AllocateToolParticleEffectId();
static ParticleSystemCreatedState_t state;
state.m_nParticleSystemId = nId;
state.m_flTime = gpGlobals->curtime;
state.m_pName = GetName();
state.m_nOwner = m_hOwner.Get() ? m_hOwner->entindex() : -1;
KeyValues *msg = new KeyValues( "ParticleSystem_Create" );
msg->SetPtr( "state", &state );
ToolFramework_PostToolMessage( HTOOLHANDLE_INVALID, msg );
}
}
void CSimpleEmitter::RenderParticles( CParticleRenderIterator *pIterator )
{
const SimpleParticle *pParticle = (const SimpleParticle *)pIterator->GetFirst();
while ( pParticle )
{
//Render
Vector tPos;
TransformParticle( ParticleMgr()->GetModelView(), pParticle->m_Pos, tPos );
float sortKey = (int) tPos.z;
//Render it
RenderParticle_ColorSizeAngle(
pIterator->GetParticleDraw(),
tPos,
UpdateColor( pParticle ),
UpdateAlpha( pParticle ) * GetAlphaDistanceFade( tPos, m_flNearClipMin, m_flNearClipMax ),
UpdateScale( pParticle ),
pParticle->m_flRoll
);
pParticle = (const SimpleParticle *)pIterator->GetNext( sortKey );
}
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : flags -
// Output : int
//-----------------------------------------------------------------------------
int C_EntityDissolve::DrawModel( int flags )
{
// See if we should draw
if ( gpGlobals->frametime == 0 || m_bReadyToDraw == false )
return 0;
C_BaseAnimating *pAnimating = GetMoveParent() ? GetMoveParent()->GetBaseAnimating() : NULL;
if ( pAnimating == NULL )
return 0;
matrix3x4_t *hitboxbones[MAXSTUDIOBONES];
if ( pAnimating->HitboxToWorldTransforms( hitboxbones ) == false )
return 0;
studiohdr_t *pStudioHdr = modelinfo->GetStudiomodel( pAnimating->GetModel() );
if ( pStudioHdr == NULL )
return false;
mstudiohitboxset_t *set = pStudioHdr->pHitboxSet( pAnimating->GetHitboxSet() );
if ( set == NULL )
return false;
// Make sure the emitter is setup properly
SetupEmitter();
// Get fade percentages for the effect
float fadeInPerc = GetFadeInPercentage();
float fadeOutPerc = GetFadeOutPercentage();
float fadePerc = ( fadeInPerc >= 1.0f ) ? fadeOutPerc : fadeInPerc;
Vector vecSkew = vec3_origin;
// Do extra effects under certain circumstances
if ( ( fadePerc < 0.99f ) && ( (m_nDissolveType == ENTITY_DISSOLVE_ELECTRICAL) || (m_nDissolveType == ENTITY_DISSOLVE_ELECTRICAL_LIGHT) ) )
{
DoSparks( set, hitboxbones );
}
// Skew the particles in front or in back of their targets
vecSkew = CurrentViewForward() * ( 8.0f - ( ( 1.0f - fadePerc ) * 32.0f ) );
float spriteScale = ( ( gpGlobals->curtime - m_flStartTime ) / m_flFadeOutLength );
spriteScale = clamp( spriteScale, 0.75f, 1.0f );
// Cache off this material reference
if ( g_Material_Spark == NULL )
{
g_Material_Spark = ParticleMgr()->GetPMaterial( "effects/spark" );
}
if ( g_Material_AR2Glow == NULL )
{
g_Material_AR2Glow = ParticleMgr()->GetPMaterial( "effects/combinemuzzle2" );
}
SimpleParticle *sParticle;
for ( int i = 0; i < set->numhitboxes; ++i )
{
Vector vecAbsOrigin, xvec, yvec;
mstudiobbox_t *pBox = set->pHitbox(i);
ComputeRenderInfo( pBox, *hitboxbones[pBox->bone], &vecAbsOrigin, &xvec, &yvec );
Vector offset;
Vector xDir, yDir;
xDir = xvec;
float xScale = VectorNormalize( xDir ) * 0.75f;
yDir = yvec;
float yScale = VectorNormalize( yDir ) * 0.75f;
int numParticles = clamp( 3.0f * fadePerc, 0.f, 3.f );
int iTempParts = 2;
if ( m_nDissolveType == ENTITY_DISSOLVE_CORE )
{
if ( m_bCoreExplode == true )
{
numParticles = 15;
iTempParts = 20;
}
}
for ( int j = 0; j < iTempParts; j++ )
{
// Skew the origin
offset = xDir * Helper_RandomFloat( -xScale*0.5f, xScale*0.5f ) + yDir * Helper_RandomFloat( -yScale*0.5f, yScale*0.5f );
offset += vecSkew;
if ( random->RandomInt( 0, 2 ) != 0 )
continue;
sParticle = (SimpleParticle *) m_pEmitter->AddParticle( sizeof(SimpleParticle), g_Material_Spark, vecAbsOrigin + offset );
if ( sParticle == NULL )
return 1;
sParticle->m_vecVelocity = Vector( Helper_RandomFloat( -4.0f, 4.0f ), Helper_RandomFloat( -4.0f, 4.0f ), Helper_RandomFloat( 16.0f, 64.0f ) );
if ( m_nDissolveType == ENTITY_DISSOLVE_CORE )
{
if ( m_bCoreExplode == true )
{
Vector vDirection = (vecAbsOrigin + offset) - m_vDissolverOrigin;
VectorNormalize( vDirection );
sParticle->m_vecVelocity = vDirection * m_nMagnitude;
}
}
if ( sParticle->m_vecVelocity.z > 0 )
{
sParticle->m_uchStartSize = random->RandomFloat( 4, 6 ) * spriteScale;
}
else
{
sParticle->m_uchStartSize = 2 * spriteScale;
}
sParticle->m_flDieTime = random->RandomFloat( 0.4f, 0.5f );
// If we're the last particles, last longer
if ( numParticles == 0 )
{
sParticle->m_flDieTime *= 2.0f;
sParticle->m_uchStartSize = 2 * spriteScale;
sParticle->m_flRollDelta = Helper_RandomFloat( -4.0f, 4.0f );
if ( m_nDissolveType == ENTITY_DISSOLVE_CORE )
{
if ( m_bCoreExplode == true )
{
sParticle->m_flDieTime *= 2.0f;
sParticle->m_flRollDelta = Helper_RandomFloat( -1.0f, 1.0f );
}
}
}
else
{
sParticle->m_flRollDelta = Helper_RandomFloat( -8.0f, 8.0f );
}
sParticle->m_flLifetime = 0.0f;
sParticle->m_flRoll = Helper_RandomInt( 0, 360 );
float alpha = 255;
sParticle->m_uchColor[0] = m_vEffectColor.x;
sParticle->m_uchColor[1] = m_vEffectColor.y;
sParticle->m_uchColor[2] = m_vEffectColor.z;
sParticle->m_uchStartAlpha = alpha;
sParticle->m_uchEndAlpha = 0;
sParticle->m_uchEndSize = 0;
}
for ( int j = 0; j < numParticles; j++ )
{
offset = xDir * Helper_RandomFloat( -xScale*0.5f, xScale*0.5f ) + yDir * Helper_RandomFloat( -yScale*0.5f, yScale*0.5f );
offset += vecSkew;
sParticle = (SimpleParticle *) m_pEmitter->AddParticle( sizeof(SimpleParticle), g_Material_AR2Glow, vecAbsOrigin + offset );
if ( sParticle == NULL )
return 1;
sParticle->m_vecVelocity = Vector( Helper_RandomFloat( -4.0f, 4.0f ), Helper_RandomFloat( -4.0f, 4.0f ), Helper_RandomFloat( -64.0f, 128.0f ) );
sParticle->m_uchStartSize = random->RandomFloat( 8, 12 ) * spriteScale;
sParticle->m_flDieTime = 0.1f;
sParticle->m_flLifetime = 0.0f;
sParticle->m_flRoll = Helper_RandomInt( 0, 360 );
sParticle->m_flRollDelta = Helper_RandomFloat( -2.0f, 2.0f );
float alpha = 255;
sParticle->m_uchColor[0] = m_vEffectColor.x;
sParticle->m_uchColor[1] = m_vEffectColor.y;
sParticle->m_uchColor[2] = m_vEffectColor.z;
sParticle->m_uchStartAlpha = alpha;
sParticle->m_uchEndAlpha = 0;
sParticle->m_uchEndSize = 0;
if ( m_nDissolveType == ENTITY_DISSOLVE_CORE )
{
if ( m_bCoreExplode == true )
{
Vector vDirection = (vecAbsOrigin + offset) - m_vDissolverOrigin;
VectorNormalize( vDirection );
sParticle->m_vecVelocity = vDirection * m_nMagnitude;
sParticle->m_flDieTime = 0.5f;
}
}
}
}
return 1;
}
//-----------------------------------------------------------------------------
// Indicates whether the client should render particle systems
//-----------------------------------------------------------------------------
void CClientTools::EnableParticleSystems( bool bEnable )
{
ParticleMgr()->RenderParticleSystems( bEnable );
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : &origin -
// &normal -
// scale -
// r -
// g -
// b -
// flags -
//-----------------------------------------------------------------------------
void FX_BloodSpray( const Vector &origin, const Vector &normal, float scale, unsigned char r, unsigned char g, unsigned char b, int flags )
{
if ( UTIL_IsLowViolence() )
return;
//debugoverlay->AddLineOverlay( origin, origin + normal * 72, 255, 255, 255, true, 10 );
Vector offset;
float spread = 0.2f;
//Find area ambient light color and use it to tint smoke
Vector worldLight = WorldGetLightForPoint( origin, true );
Vector color = Vector( (float)(worldLight[0] * r) / 255.0f, (float)(worldLight[1] * g) / 255.0f, (float)(worldLight[2] * b) / 255.0f );
float colorRamp;
int i;
Vector offDir;
Vector right;
Vector up;
if (normal != Vector(0, 0, 1) )
{
right = normal.Cross( Vector(0, 0, 1) );
up = right.Cross( normal );
}
else
{
right = Vector(0, 0, 1);
up = right.Cross( normal );
}
//
// Dump out drops
//
if (flags & FX_BLOODSPRAY_DROPS)
{
TrailParticle *tParticle;
CSmartPtr<CTrailParticles> pTrailEmitter = CTrailParticles::Create( "blooddrops" );
if ( !pTrailEmitter )
return;
pTrailEmitter->SetSortOrigin( origin );
// Partial gravity on blood drops.
pTrailEmitter->SetGravity( 600.0 );
pTrailEmitter->GetBinding().SetBBox( origin - Vector( 32, 32, 32 ), origin + Vector( 32, 32, 32 ) );
pTrailEmitter->SetFlag( bitsPARTICLE_TRAIL_VELOCITY_DAMPEN );
pTrailEmitter->SetVelocityDampen( 0.2f );
PMaterialHandle hMaterial = ParticleMgr()->GetPMaterial( "effects/blood_drop" );
//
// Long stringy drops of blood.
//
for ( i = 0; i < 14; i++ )
{
// Originate from within a circle 'scale' inches in diameter.
offset = origin;
offset += right * random->RandomFloat( -0.5f, 0.5f ) * scale;
offset += up * random->RandomFloat( -0.5f, 0.5f ) * scale;
tParticle = (TrailParticle *) pTrailEmitter->AddParticle( sizeof(TrailParticle), hMaterial, offset );
if ( tParticle == NULL )
break;
tParticle->m_flLifetime = 0.0f;
offDir = normal + RandomVector( -0.3f, 0.3f );
tParticle->m_vecVelocity = offDir * random->RandomFloat( 4.0f * scale, 40.0f * scale );
tParticle->m_vecVelocity[2] += random->RandomFloat( 4.0f, 16.0f ) * scale;
tParticle->m_flWidth = random->RandomFloat( 0.125f, 0.275f ) * scale;
tParticle->m_flLength = random->RandomFloat( 0.02f, 0.03f ) * scale;
tParticle->m_flDieTime = random->RandomFloat( 0.5f, 1.0f );
FloatToColor32( tParticle->m_color, color[0], color[1], color[2], 1.0f );
}
//
// Shorter droplets.
//
for ( i = 0; i < 24; i++ )
{
// Originate from within a circle 'scale' inches in diameter.
offset = origin;
offset += right * random->RandomFloat( -0.5f, 0.5f ) * scale;
offset += up * random->RandomFloat( -0.5f, 0.5f ) * scale;
tParticle = (TrailParticle *) pTrailEmitter->AddParticle( sizeof(TrailParticle), hMaterial, offset );
if ( tParticle == NULL )
break;
tParticle->m_flLifetime = 0.0f;
offDir = normal + RandomVector( -1.0f, 1.0f );
offDir[2] += random->RandomFloat(0, 1.0f);
tParticle->m_vecVelocity = offDir * random->RandomFloat( 2.0f * scale, 25.0f * scale );
tParticle->m_vecVelocity[2] += random->RandomFloat( 4.0f, 16.0f ) * scale;
tParticle->m_flWidth = random->RandomFloat( 0.25f, 0.375f ) * scale;
tParticle->m_flLength = random->RandomFloat( 0.0025f, 0.005f ) * scale;
tParticle->m_flDieTime = random->RandomFloat( 0.5f, 1.0f );
FloatToColor32( tParticle->m_color, color[0], color[1], color[2], 1.0f );
}
}
if ((flags & FX_BLOODSPRAY_GORE) || (flags & FX_BLOODSPRAY_CLOUD))
{
CSmartPtr<CBloodSprayEmitter> pSimple = CBloodSprayEmitter::Create( "bloodgore" );
if ( !pSimple )
return;
pSimple->SetSortOrigin( origin );
pSimple->SetGravity( 0 );
PMaterialHandle hMaterial;
//
// Tight blossom of blood at the center.
//
if (flags & FX_BLOODSPRAY_GORE)
{
hMaterial = ParticleMgr()->GetPMaterial( "effects/blood_gore" );
SimpleParticle *pParticle;
for ( i = 0; i < 6; i++ )
{
// Originate from within a circle 'scale' inches in diameter.
offset = origin + ( 0.5 * scale * normal );
offset += right * random->RandomFloat( -0.5f, 0.5f ) * scale;
offset += up * random->RandomFloat( -0.5f, 0.5f ) * scale;
pParticle = (SimpleParticle *) pSimple->AddParticle( sizeof( SimpleParticle ), hMaterial, offset );
if ( pParticle != NULL )
{
pParticle->m_flLifetime = 0.0f;
pParticle->m_flDieTime = 0.3f;
spread = 0.2f;
pParticle->m_vecVelocity.Random( -spread, spread );
pParticle->m_vecVelocity += normal * random->RandomInt( 10, 100 );
//VectorNormalize( pParticle->m_vecVelocity );
colorRamp = random->RandomFloat( 0.75f, 1.25f );
pParticle->m_uchColor[0] = MIN( 1.0f, color[0] * colorRamp ) * 255.0f;
pParticle->m_uchColor[1] = MIN( 1.0f, color[1] * colorRamp ) * 255.0f;
pParticle->m_uchColor[2] = MIN( 1.0f, color[2] * colorRamp ) * 255.0f;
pParticle->m_uchStartSize = random->RandomFloat( scale * 0.25, scale );
pParticle->m_uchEndSize = pParticle->m_uchStartSize * 2;
pParticle->m_uchStartAlpha = random->RandomInt( 200, 255 );
pParticle->m_uchEndAlpha = 0;
pParticle->m_flRoll = random->RandomInt( 0, 360 );
pParticle->m_flRollDelta = 0.0f;
}
}
}
//
// Diffuse cloud just in front of the exit wound.
//
if (flags & FX_BLOODSPRAY_CLOUD)
{
hMaterial = ParticleMgr()->GetPMaterial( "effects/blood_puff" );
SimpleParticle *pParticle;
for ( i = 0; i < 6; i++ )
{
// Originate from within a circle '2 * scale' inches in diameter.
offset = origin + ( scale * normal );
offset += right * random->RandomFloat( -1, 1 ) * scale;
offset += up * random->RandomFloat( -1, 1 ) * scale;
pParticle = (SimpleParticle *) pSimple->AddParticle( sizeof( SimpleParticle ), hMaterial, offset );
if ( pParticle != NULL )
{
pParticle->m_flLifetime = 0.0f;
pParticle->m_flDieTime = random->RandomFloat( 0.5f, 0.8f);
spread = 0.5f;
pParticle->m_vecVelocity.Random( -spread, spread );
pParticle->m_vecVelocity += normal * random->RandomInt( 100, 200 );
colorRamp = random->RandomFloat( 0.75f, 1.25f );
pParticle->m_uchColor[0] = MIN( 1.0f, color[0] * colorRamp ) * 255.0f;
pParticle->m_uchColor[1] = MIN( 1.0f, color[1] * colorRamp ) * 255.0f;
pParticle->m_uchColor[2] = MIN( 1.0f, color[2] * colorRamp ) * 255.0f;
pParticle->m_uchStartSize = random->RandomFloat( scale * 1.5f, scale * 2.0f );
pParticle->m_uchEndSize = pParticle->m_uchStartSize * 4;
pParticle->m_uchStartAlpha = random->RandomInt( 80, 128 );
pParticle->m_uchEndAlpha = 0;
pParticle->m_flRoll = random->RandomInt( 0, 360 );
pParticle->m_flRollDelta = 0.0f;
}
}
}
}
// TODO: Play a sound?
//CLocalPlayerFilter filter;
//C_BaseEntity::EmitSound( filter, SOUND_FROM_WORLD, CHAN_VOICE, "Physics.WaterSplash", 1.0, ATTN_NORM, 0, 100, &origin );
}
//-----------------------------------------------------------------------------
// Purpose: Used for bullets hitting bleeding surfaces
// Input : origin -
// normal -
// scale - This parameter is not currently used
//-----------------------------------------------------------------------------
void FX_BloodBulletImpact( const Vector &origin, const Vector &normal, float scale /*NOTE: Unused!*/, unsigned char r, unsigned char g, unsigned char b )
{
if ( UTIL_IsLowViolence() )
return;
Vector offset;
//Find area ambient light color and use it to tint smoke
Vector worldLight = WorldGetLightForPoint( origin, true );
if ( gpGlobals->maxClients > 1 )
{
worldLight = Vector( 1.0, 1.0, 1.0 );
r = 96;
g = 0;
b = 10;
}
Vector color = Vector( (float)(worldLight[0] * r) / 255.0f, (float)(worldLight[1] * g) / 255.0f, (float)(worldLight[2] * b) / 255.0f );
float colorRamp;
Vector offDir;
CSmartPtr<CBloodSprayEmitter> pSimple = CBloodSprayEmitter::Create( "bloodgore" );
if ( !pSimple )
return;
pSimple->SetSortOrigin( origin );
pSimple->SetGravity( 200 );
// Setup a bounding box to contain the particles without (stops auto-updating)
pSimple->GetBinding().SetBBox( origin - Vector( 16, 16, 16 ), origin + Vector( 16, 16, 16 ) );
// Cache the material if we haven't already
if ( g_Blood_Core == NULL )
{
g_Blood_Core = ParticleMgr()->GetPMaterial( "effects/blood_core" );
}
SimpleParticle *pParticle;
Vector dir = normal * RandomVector( -0.5f, 0.5f );
offset = origin + ( 2.0f * normal );
pParticle = (SimpleParticle *) pSimple->AddParticle( sizeof( SimpleParticle ), g_Blood_Core, offset );
if ( pParticle != NULL )
{
pParticle->m_flLifetime = 0.0f;
pParticle->m_flDieTime = random->RandomFloat( 0.25f, 0.5f);
pParticle->m_vecVelocity = dir * random->RandomFloat( 16.0f, 32.0f );
pParticle->m_vecVelocity[2] -= random->RandomFloat( 8.0f, 16.0f );
colorRamp = random->RandomFloat( 0.75f, 2.0f );
pParticle->m_uchColor[0] = MIN( 1.0f, color[0] * colorRamp ) * 255.0f;
pParticle->m_uchColor[1] = MIN( 1.0f, color[1] * colorRamp ) * 255.0f;
pParticle->m_uchColor[2] = MIN( 1.0f, color[2] * colorRamp ) * 255.0f;
pParticle->m_uchStartSize = random->RandomInt( 2, 4 );
pParticle->m_uchEndSize = pParticle->m_uchStartSize * 8;
pParticle->m_uchStartAlpha = 255;
pParticle->m_uchEndAlpha = 0;
pParticle->m_flRoll = random->RandomInt( 0, 360 );
pParticle->m_flRollDelta = 0.0f;
}
// Cache the material if we haven't already
if ( g_Blood_Gore == NULL )
{
g_Blood_Gore = ParticleMgr()->GetPMaterial( "effects/blood_gore" );
}
for ( int i = 0; i < 4; i++ )
{
offset = origin + ( 2.0f * normal );
pParticle = (SimpleParticle *) pSimple->AddParticle( sizeof( SimpleParticle ), g_Blood_Gore, offset );
if ( pParticle != NULL )
{
pParticle->m_flLifetime = 0.0f;
pParticle->m_flDieTime = random->RandomFloat( 0.5f, 0.75f);
pParticle->m_vecVelocity = dir * random->RandomFloat( 16.0f, 32.0f )*(i+1);
pParticle->m_vecVelocity[2] -= random->RandomFloat( 32.0f, 64.0f )*(i+1);
colorRamp = random->RandomFloat( 0.75f, 2.0f );
pParticle->m_uchColor[0] = MIN( 1.0f, color[0] * colorRamp ) * 255.0f;
pParticle->m_uchColor[1] = MIN( 1.0f, color[1] * colorRamp ) * 255.0f;
pParticle->m_uchColor[2] = MIN( 1.0f, color[2] * colorRamp ) * 255.0f;
pParticle->m_uchStartSize = random->RandomInt( 2, 4 );
pParticle->m_uchEndSize = pParticle->m_uchStartSize * 4;
pParticle->m_uchStartAlpha = 255;
pParticle->m_uchEndAlpha = 0;
pParticle->m_flRoll = random->RandomInt( 0, 360 );
pParticle->m_flRollDelta = 0.0f;
}
}
//
// Dump out drops
//
TrailParticle *tParticle;
CSmartPtr<CTrailParticles> pTrailEmitter = CTrailParticles::Create( "blooddrops" );
if ( !pTrailEmitter )
return;
pTrailEmitter->SetSortOrigin( origin );
// Partial gravity on blood drops
pTrailEmitter->SetGravity( 400.0 );
// Enable simple collisions with nearby surfaces
pTrailEmitter->Setup(origin, &normal, 1, 10, 100, 400, 0.2, 0 );
if ( g_Blood_Drops == NULL )
{
g_Blood_Drops = ParticleMgr()->GetPMaterial( "effects/blood_drop" );
}
//
// Shorter droplets
//
for ( int i = 0; i < 8; i++ )
{
// Originate from within a circle 'scale' inches in diameter
offset = origin;
tParticle = (TrailParticle *) pTrailEmitter->AddParticle( sizeof(TrailParticle), g_Blood_Drops, offset );
if ( tParticle == NULL )
break;
tParticle->m_flLifetime = 0.0f;
offDir = RandomVector( -1.0f, 1.0f );
tParticle->m_vecVelocity = offDir * random->RandomFloat( 64.0f, 128.0f );
tParticle->m_flWidth = random->RandomFloat( 0.5f, 2.0f );
tParticle->m_flLength = random->RandomFloat( 0.05f, 0.15f );
tParticle->m_flDieTime = random->RandomFloat( 0.25f, 0.5f );
FloatToColor32( tParticle->m_color, color[0], color[1], color[2], 1.0f );
}
// TODO: Play a sound?
//CLocalPlayerFilter filter;
//C_BaseEntity::EmitSound( filter, SOUND_FROM_WORLD, CHAN_VOICE, "Physics.WaterSplash", 1.0, ATTN_NORM, 0, 100, &origin );
}