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integration of impact overlay and base system #88

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6f3853a
integration of impact overlay and base system
ccp-intern Sep 9, 2026
1af936d
Update trinity/Eve/SpaceObject/EveSpaceObject2.h
ccp-intern Sep 10, 2026
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107 changes: 65 additions & 42 deletions trinity/Eve/SpaceObject/Attachments/EveImpactOverlay.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -95,6 +95,8 @@ bool EveImpactOverlay::Initialize()
// --------------------------------------------------------------------------------
void EveImpactOverlay::UpdateSyncronous( const EveUpdateContext& updateContext, EveSpaceObject2* parent )
{
SpawnImpactDebris( updateContext, parent );

// do we have something to do at all?
if( !HasGeneralActivity() )
{
Expand All @@ -105,54 +107,75 @@ void EveImpactOverlay::UpdateSyncronous( const EveUpdateContext& updateContext,
// this comes from the scene via EveUpdateContext
Tr2DataTextureManagerPtr dataTextureMgr = updateContext.GetDataTextureManager();
m_damageOverlay->UpdateBlockData( dataTextureMgr, true );
}

// --------------------------------------------------------------------------------
// Description:
// Spawns particles for armor impacts
// --------------------------------------------------------------------------------
void EveImpactOverlay::SpawnImpactDebris( const EveUpdateContext& updateContext, EveSpaceObject2* parent )
{
if( !g_eveSpaceObjectImpactEffectEnabled )
{
return;
}

// spawn armor impact particles?
if( updateContext.GetGpuParticleSystem() )
if( !updateContext.GetGpuParticleSystem() || !m_armorImpactEmitter )
{
if( m_armorImpactEmitter )
return;
}

auto spawnFromOverlay = [&]( EveDamageOverlay& overlay, int32_t mergedIndexOffset ) {
float armorImpactParentSize = overlay.GetArmorImpactParentSize();
if( armorImpactParentSize <= 0.f )
{
return;
}
for( auto& impact : overlay.ArmorImpacts() )
{
float armorImpactParentSize = m_damageOverlay->GetArmorImpactParentSize();
if( armorImpactParentSize > 0.f )
if( !impact.second.requestSpawnDebris )
{
auto& armorImpactData = m_damageOverlay->ArmorImpacts();
for( auto aidit = armorImpactData.begin(); aidit != armorImpactData.end(); ++aidit )
{
if( aidit->second.requestSpawnDebris )
{
// where?
Vector3 impactPosWS( 0.f, 0.f, 0.f );
parent->GetDamageLocatorPosition( &impactPosWS, aidit->second.damageLocatorIndex, true );
m_armorImpactEmitter->SetPosition( &impactPosWS );
// facing?
Vector3 impactDirWS( 0.f, 1.f, 0.f );
parent->GetDamageLocatorDirection( &impactDirWS, aidit->second.damageLocatorIndex, true );
m_armorImpactEmitter->SetDirection( &impactDirWS );
// velocity?
Vector3 parentVelocityWS;
parent->GetWorldVelocity( parentVelocityWS );

// scaling?
float scale = aidit->second.size * armorImpactParentSize / ( IMPACT_ARMOR_SIZE_MAX / IMPACT_ARMOR_SIZE_FACTOR );
// loding for emit rate?
float rateModifier = TriClamp( m_damageOverlay->GetRenderPriority() / IMPACT_ARMOR_PARTICLE_LOD_FACTOR, 0.f, 1.f );
// put together particle update info
ITr2GenericEmitter::UpdateArguments args( updateContext.GetTime(), updateContext.GetGpuParticleSystem(), IdentityMatrix(), updateContext.GetOriginShift() );
// do the spawn here once!
m_armorImpactEmitter->SpawnOnce( args, parentVelocityWS, scale, rateModifier );
aidit->second.requestSpawnDebris = false;

if( m_hullImpactEmitter && m_damageOverlay->GetImpactConfiguration() == ITriTargetable::IMPACT_HULL )
{
m_hullImpactEmitter->SetPosition( &impactPosWS );
m_hullImpactEmitter->SetDirection( &impactDirWS );

// do the spawn here once!
m_hullImpactEmitter->SpawnOnce( args, parentVelocityWS, scale, rateModifier );
}
}
}
continue;
}
// where?
Vector3 impactPosWS( 0.f, 0.f, 0.f );
parent->GetDamageLocatorPosition( &impactPosWS, mergedIndexOffset + impact.second.damageLocatorIndex, true );
m_armorImpactEmitter->SetPosition( &impactPosWS );
// facing?
Vector3 impactDirWS( 0.f, 1.f, 0.f );
parent->GetDamageLocatorDirection( &impactDirWS, mergedIndexOffset + impact.second.damageLocatorIndex, true );
m_armorImpactEmitter->SetDirection( &impactDirWS );
// velocity?
Vector3 parentVelocityWS;
parent->GetWorldVelocity( parentVelocityWS );
// scaling?
float scale = impact.second.size * armorImpactParentSize / ( IMPACT_ARMOR_SIZE_MAX / IMPACT_ARMOR_SIZE_FACTOR );
// loding for emit rate?
float rateModifier = TriClamp( overlay.GetRenderPriority() / IMPACT_ARMOR_PARTICLE_LOD_FACTOR, 0.f, 1.f );
// put together particle update info
ITr2GenericEmitter::UpdateArguments args( updateContext.GetTime(), updateContext.GetGpuParticleSystem(), IdentityMatrix(), updateContext.GetOriginShift() );
// do the spawn here once!
m_armorImpactEmitter->SpawnOnce( args, parentVelocityWS, scale, rateModifier );
impact.second.requestSpawnDebris = false;

if( m_hullImpactEmitter && m_damageOverlay->GetImpactConfiguration() == ITriTargetable::IMPACT_HULL )
{
m_hullImpactEmitter->SetPosition( &impactPosWS );
m_hullImpactEmitter->SetDirection( &impactDirWS );

// do the spawn here once!
m_hullImpactEmitter->SpawnOnce( args, parentVelocityWS, scale, rateModifier );
}
}
};

spawnFromOverlay( *m_damageOverlay, 0 );

std::vector<std::pair<EveDamageOverlay*, int32_t>> partOverlays;
parent->CollectPartDamageOverlays( partOverlays );
for( auto& partOverlay : partOverlays )
{
spawnFromOverlay( *partOverlay.first, partOverlay.second );
}
}

Expand Down
2 changes: 2 additions & 0 deletions trinity/Eve/SpaceObject/Attachments/EveImpactOverlay.h
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Original file line number Diff line number Diff line change
Expand Up @@ -119,6 +119,8 @@ BLUE_CLASS( EveImpactOverlay ) :

Vector3 GetShieldImpactPosition( const Matrix& parentInverseWorldTransform, const Vector3& damageLocatorPosWS, const Vector3& impactDirection, const Vector3& shieldEllipsoidCenter, const Vector3& shieldEllipsoidRadii );

void SpawnImpactDebris( const EveUpdateContext& updateContext, EveSpaceObject2* parent );

// general data
BlueSharedString m_name;
bool m_display;
Expand Down
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