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metaforce/Runtime/World/CScriptEffect.cpp

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#include "CScriptEffect.hpp"
#include "Character/CModelData.hpp"
#include "Collision/CMaterialList.hpp"
#include "CActorParameters.hpp"
#include "GameGlobalObjects.hpp"
#include "CSimplePool.hpp"
#include "Particle/CElementGen.hpp"
#include "Particle/CParticleElectric.hpp"
#include "CStateManager.hpp"
#include "World/CWorld.hpp"
#include "World/CGameLight.hpp"
#include "Camera/CGameCamera.hpp"
#include "CPlayerState.hpp"
#include "CScriptTrigger.hpp"
#include "TCastTo.hpp"
namespace urde
{
u32 CScriptEffect::g_NumParticlesUpdating = 0;
u32 CScriptEffect::g_NumParticlesRendered = 0;
CScriptEffect::CScriptEffect(TUniqueId uid, std::string_view name, const CEntityInfo& info,
const zeus::CTransform& xf, const zeus::CVector3f& scale,
CAssetId partId, CAssetId elscId, bool hotInThermal, bool noTimerUnlessAreaOccluded,
bool rebuildSystemsOnActivate, bool active, bool useRateInverseCamDist,
float rateInverseCamDist, float rateInverseCamDistRate, float duration,
float durationResetWhileVisible, bool useRateCamDistRange, float rateCamDistRangeMin,
float rateCamDistRangeMax, float rateCamDistRangeFarRate, bool combatVisorVisible,
bool thermalVisorVisible, bool xrayVisorVisible, const CLightParameters& lParms,
bool dieWhenSystemsDone)
: CActor(uid, active, name, info, xf, CModelData::CModelDataNull(), CMaterialList(),
CActorParameters::None().HotInThermal(hotInThermal), kInvalidUniqueId)
, x10c_partId(partId)
, x114_rateInverseCamDist(rateInverseCamDist)
, x118_rateInverseCamDistSq(rateInverseCamDist * rateInverseCamDist)
, x11c_rateInverseCamDistRate(rateInverseCamDistRate)
, x120_rateCamDistRangeMin(rateCamDistRangeMin)
, x124_rateCamDistRangeMax(rateCamDistRangeMax)
, x128_rateCamDistRangeFarRate(rateCamDistRangeFarRate)
, x12c_remTime(duration)
, x130_duration(duration)
, x134_durationResetWhileVisible(durationResetWhileVisible)
, x138_actorLights(lParms.MakeActorLights())
{
x110_24_enable = active;
x110_25_noTimerUnlessAreaOccluded = noTimerUnlessAreaOccluded;
x110_26_rebuildSystemsOnActivate = rebuildSystemsOnActivate;
x110_27_useRateInverseCamDist = useRateInverseCamDist;
x110_28_combatVisorVisible = combatVisorVisible;
x110_29_thermalVisorVisible = thermalVisorVisible;
x110_30_xrayVisorVisible = xrayVisorVisible;
x110_31_anyVisorVisible = xrayVisorVisible && thermalVisorVisible && combatVisorVisible;
x111_24_useRateCamDistRange = useRateCamDistRange;
x111_25_dieWhenSystemsDone = dieWhenSystemsDone;
x111_26_canRender = false;
if (partId.IsValid())
{
xf8_particleSystemToken = g_SimplePool->GetObj({FOURCC('PART'), partId});
x104_particleSystem.reset(new CElementGen(xf8_particleSystemToken));
zeus::CTransform newXf = xf;
newXf.origin = zeus::CVector3f::skZero;
x104_particleSystem->SetOrientation(newXf);
x104_particleSystem->SetGlobalTranslation(xf.origin);
x104_particleSystem->SetLocalScale(scale);
x104_particleSystem->SetParticleEmission(active);
x104_particleSystem->SetModulationColor(lParms.GetNoLightsAmbient());
x104_particleSystem->SetModelsUseLights(x138_actorLights != nullptr);
}
if (elscId.IsValid())
{
xe8_electricToken = g_SimplePool->GetObj({FOURCC('ELSC'), elscId});
xf4_electric.reset(new CParticleElectric(xe8_electricToken));
zeus::CTransform newXf = xf;
newXf.origin = zeus::CVector3f::skZero;
xf4_electric->SetOrientation(newXf);
xf4_electric->SetGlobalTranslation(xf.origin);
xf4_electric->SetLocalScale(scale);
xf4_electric->SetParticleEmission(active);
}
xe7_29_drawEnabled = true;
}
void CScriptEffect::Accept(IVisitor& visitor)
{
visitor.Visit(this);
}
void CScriptEffect::AcceptScriptMsg(EScriptObjectMessage msg, TUniqueId uid, CStateManager& mgr)
{
bool oldActive = GetActive();
switch (msg)
{
case EScriptObjectMessage::Activate:
if (x110_26_rebuildSystemsOnActivate)
{
if (x104_particleSystem)
{
zeus::CVector3f scale = x104_particleSystem->GetGlobalScale();
zeus::CColor color = x104_particleSystem->GetModulationColor();
x104_particleSystem.reset(new CElementGen(xf8_particleSystemToken));
zeus::CTransform newXf = GetTransform();
newXf.origin = zeus::CVector3f::skZero;
x104_particleSystem->SetOrientation(newXf);
x104_particleSystem->SetGlobalTranslation(GetTranslation());
x104_particleSystem->SetLocalScale(scale);
x104_particleSystem->SetParticleEmission(oldActive);
x104_particleSystem->SetModulationColor(color);
x104_particleSystem->SetModelsUseLights(x138_actorLights != nullptr);
}
if (xf4_electric)
{
zeus::CVector3f scale = xf4_electric->GetGlobalScale();
zeus::CColor color = xf4_electric->GetModulationColor();
xf4_electric.reset(new CParticleElectric(xe8_electricToken));
zeus::CTransform newXf = GetTransform();
newXf.origin = zeus::CVector3f::skZero;
xf4_electric->SetOrientation(newXf);
xf4_electric->SetGlobalTranslation(GetTranslation());
xf4_electric->SetLocalScale(scale);
xf4_electric->SetParticleEmission(oldActive);
xf4_electric->SetModulationColor(color);
}
}
break;
case EScriptObjectMessage::Registered:
if (x104_particleSystem && x104_particleSystem->SystemHasLight())
{
x108_lightId = mgr.AllocateUniqueId();
mgr.AddObject(new CGameLight(x108_lightId, GetAreaIdAlways(), true,
std::string("EffectPLight_") + GetName().data(), x34_transform, GetUniqueId(),
x104_particleSystem->GetLight(), x10c_partId.Value(), 1, 0.f));
}
break;
case EScriptObjectMessage::Deleted:
if (x108_lightId != kInvalidUniqueId)
{
mgr.FreeScriptObject(x108_lightId);
x108_lightId = kInvalidUniqueId;
}
break;
case EScriptObjectMessage::InitializedInArea:
for (const SConnection& conn : x20_conns)
{
if (!(conn.x0_state == EScriptObjectState::Active && conn.x4_msg == EScriptObjectMessage::Deactivate) ||
!(conn.x0_state == EScriptObjectState::Modify && conn.x4_msg == EScriptObjectMessage::Activate))
continue;
auto search = mgr.GetIdListForScript(conn.x8_objId);
for (auto it = search.first; it != search.second; ++it)
{
if (TCastToConstPtr<CScriptTrigger>(mgr.GetObjectById(it->second)))
x13c_triggerId = it->second;
}
}
break;
default:
break;
}
CActor::AcceptScriptMsg(msg, uid, mgr);
TCastToPtr<CActor> light = mgr.ObjectById(x108_lightId);
mgr.SendScriptMsg(light, uid, msg);
if (oldActive != GetActive())
{
std::vector<TUniqueId> playIds;
for (const SConnection& conn : x20_conns)
{
if (conn.x0_state != EScriptObjectState::Play || conn.x4_msg != EScriptObjectMessage::Activate)
continue;
TUniqueId uid = mgr.GetIdForScript(conn.x8_objId);
if (uid != kInvalidUniqueId)
playIds.push_back(uid);
}
if (playIds.size() > 0)
{
TCastToConstPtr<CActor> otherAct =
mgr.GetObjectById(playIds[u32(0.99f * playIds.size() * mgr.GetActiveRandom()->Float())]);
if (otherAct)
light->SetTransform(otherAct->GetTransform());
else
light->SetTransform(GetTransform());
}
x110_24_enable = true;
if (x104_particleSystem)
x104_particleSystem->SetParticleEmission(GetActive());
if (xf4_electric)
xf4_electric->SetParticleEmission(GetActive());
if (GetActive())
x12c_remTime = zeus::max(x12c_remTime, x130_duration);
}
}
void CScriptEffect::PreRender(CStateManager& mgr, const zeus::CFrustum&)
{
if (x110_27_useRateInverseCamDist || x111_24_useRateCamDistRange)
{
float genRate = 1.f;
const CGameCamera* cam = mgr.GetCameraManager()->GetCurrentCamera(mgr);
float camMagSq = (cam->GetTranslation() - GetTranslation()).magSquared();
float camMag = 0.f;
if (camMagSq > 0.001f)
camMag = std::sqrt(camMagSq);
if (x110_27_useRateInverseCamDist && camMagSq < x118_rateInverseCamDistSq)
genRate = (1.f - x11c_rateInverseCamDistRate) * (camMag / x114_rateInverseCamDist) +
x11c_rateInverseCamDistRate;
if (x111_24_useRateCamDistRange)
{
float t = zeus::min(1.f, zeus::max(0.f, camMag - x120_rateCamDistRangeMin) /
(x124_rateCamDistRangeMax - x120_rateCamDistRangeMin));
genRate = (1.f - t) * genRate + t * x128_rateCamDistRangeFarRate;
}
x104_particleSystem->SetGeneratorRate(genRate);
}
if (!mgr.GetObjectById(x13c_triggerId))
x13c_triggerId = kInvalidUniqueId;
}
void CScriptEffect::AddToRenderer(const zeus::CFrustum& frustum, const CStateManager& mgr) const
{
if (!x111_26_canRender)
{
const_cast<CScriptEffect&>(*this).x12c_remTime = zeus::max(x12c_remTime, x134_durationResetWhileVisible);
return;
}
if (!frustum.aabbFrustumTest(x9c_renderBounds))
return;
const_cast<CScriptEffect&>(*this).x12c_remTime = zeus::max(x12c_remTime, x134_durationResetWhileVisible);
if (x110_31_anyVisorVisible)
{
bool visible = false;
const CPlayerState::EPlayerVisor visor = mgr.GetPlayerState()->GetActiveVisor(mgr);
if (visor == CPlayerState::EPlayerVisor::Combat || visor == CPlayerState::EPlayerVisor::Scan)
visible = x110_28_combatVisorVisible;
else if (visor == CPlayerState::EPlayerVisor::XRay)
visible = x110_30_xrayVisorVisible;
else if (visor == CPlayerState::EPlayerVisor::Thermal)
visible = x110_29_thermalVisorVisible;
if (visible && x138_actorLights)
{
const CGameArea* area = mgr.GetWorld()->GetAreaAlways(GetAreaIdAlways());
const_cast<CScriptEffect&>(*this).x138_actorLights->BuildAreaLightList(
mgr, *area, zeus::CAABox{x9c_renderBounds.center(), x9c_renderBounds.center()});
const_cast<CScriptEffect&>(*this).x138_actorLights->BuildDynamicLightList(mgr, x9c_renderBounds);
}
EnsureRendered(mgr);
}
}
void CScriptEffect::Render(const CStateManager& mgr) const
{
/* The following code is kept for reference, this is now performed in CElementGen
if (x138_actorLights)
x138_actorLights->ActivateLights();
*/
if (x104_particleSystem && x104_particleSystem->GetParticleCountAll() > 0)
{
g_NumParticlesRendered += x104_particleSystem->GetParticleCountAll();
x104_particleSystem->Render(GetActorLights());
}
if (xf4_electric && xf4_electric->GetParticleCount() > 0)
{
g_NumParticlesRendered += xf4_electric->GetParticleCount();
xf4_electric->Render();
}
}
void CScriptEffect::Think(float dt, CStateManager& mgr)
{
if (xe4_28_transformDirty)
{
if (x104_particleSystem)
{
zeus::CTransform newXf = x34_transform;
newXf.origin = zeus::CVector3f::skZero;
x104_particleSystem->SetOrientation(newXf);
x104_particleSystem->SetGlobalTranslation(x34_transform.origin);
}
if (xf4_electric)
{
zeus::CTransform newXf = x34_transform;
newXf.origin = zeus::CVector3f::skZero;
xf4_electric->SetOrientation(newXf);
xf4_electric->SetGlobalTranslation(x34_transform.origin);
}
if (TCastToPtr<CActor> act = mgr.ObjectById(x108_lightId))
act->SetTransform(GetTransform());
xe4_28_transformDirty = false;
}
if (x110_25_noTimerUnlessAreaOccluded)
{
const CGameArea* area = mgr.GetWorld()->GetAreaAlways(GetAreaIdAlways());
CGameArea::EOcclusionState visible = area->IsPostConstructed() ? area->GetOcclusionState() :
CGameArea::EOcclusionState::Occluded;
if (visible == CGameArea::EOcclusionState::Occluded && x12c_remTime <= 0.f)
return;
}
else if (x12c_remTime <= 0.f)
return;
x12c_remTime -= dt;
if (x110_24_enable)
{
if (x104_particleSystem)
{
x104_particleSystem->Update(dt);
g_NumParticlesUpdating += x104_particleSystem->GetParticleCountAll();
}
if (xf4_electric)
{
xf4_electric->Update(dt);
g_NumParticlesUpdating += xf4_electric->GetParticleCount();
}
if (x108_lightId != kInvalidUniqueId)
{
if (TCastToPtr<CGameLight> light = mgr.ObjectById(x108_lightId))
{
if (x30_24_active)
light->SetLight(x104_particleSystem->GetLight());
}
}
if (x111_25_dieWhenSystemsDone)
{
x140_destroyDelayTimer += dt;
if (x140_destroyDelayTimer > 15.f || AreBothSystemsDeleteable())
{
mgr.FreeScriptObject(GetUniqueId());
return;
}
}
}
if (x104_particleSystem)
{
if (xb4_drawFlags.x0_blendMode != 0)
x104_particleSystem->SetModulationColor(xb4_drawFlags.x4_color);
else
x104_particleSystem->SetModulationColor(zeus::CColor::skWhite);
}
}
void CScriptEffect::CalculateRenderBounds()
{
std::experimental::optional<zeus::CAABox> particleBounds;
if (x104_particleSystem)
particleBounds = x104_particleSystem->GetBounds();
std::experimental::optional<zeus::CAABox> electricBounds;
if (xf4_electric)
electricBounds = xf4_electric->GetBounds();
if (particleBounds || electricBounds)
{
zeus::CAABox renderBounds = zeus::CAABox::skInvertedBox;
if (particleBounds)
{
renderBounds.accumulateBounds(particleBounds->min);
renderBounds.accumulateBounds(particleBounds->max);
}
if (electricBounds)
{
renderBounds.accumulateBounds(electricBounds->min);
renderBounds.accumulateBounds(electricBounds->max);
}
x9c_renderBounds = renderBounds;
x111_26_canRender = true;
}
else
{
x9c_renderBounds = {GetTranslation(), GetTranslation()};
x111_26_canRender = false;
}
}
zeus::CAABox CScriptEffect::GetSortingBounds(const CStateManager& mgr) const
{
if (x13c_triggerId == kInvalidUniqueId)
return x9c_renderBounds;
else
return static_cast<const CScriptTrigger*>(mgr.GetObjectById(x13c_triggerId))->GetTriggerBoundsWR();
}
bool CScriptEffect::AreBothSystemsDeleteable()
{
return x104_particleSystem->IsSystemDeletable() && xf4_electric->IsSystemDeletable();
}
}
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