mirror of https://github.com/AxioDL/metaforce.git
281 lines
8.2 KiB
C++
281 lines
8.2 KiB
C++
#include "CActorModelParticles.hpp"
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#include "CStateManager.hpp"
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#include "GameGlobalObjects.hpp"
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#include "CSimplePool.hpp"
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#include "CDependencyGroup.hpp"
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#include "Particle/CElementGen.hpp"
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#include "Particle/CParticleElectric.hpp"
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#include "Particle/CGenDescription.hpp"
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#include "World/CWorld.hpp"
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#include "Graphics/CBooRenderer.hpp"
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#include "Graphics/CSkinnedModel.hpp"
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namespace urde
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{
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CActorModelParticles::CItem::CItem(const CEntity& ent, CActorModelParticles& parent)
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: x0_id(ent.GetUniqueId()), x4_areaId(ent.GetAreaIdAlways()),
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xdc_ashy(parent.x48_ashy), x128_parent(parent)
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{
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x8_.resize(8);
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}
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u32 GetNextBestPt(s32 start, const std::vector<std::pair<zeus::CVector3f, zeus::CVector3f>>& vn, CRandom16& rnd)
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{
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const zeus::CVector3f& startVec = vn[start].first;
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u32 ret;
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float lastMag = 0.f;
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for (s32 i = 0; i < 10; ++i)
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{
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u32 idx = u32(rnd.Range(0, s32(vn.size()) - 1));
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const zeus::CVector3f& rndVec = vn[idx].first;
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float mag = (startVec - rndVec).magSquared();
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if (mag > lastMag)
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{
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ret = idx;
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lastMag = mag;
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}
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}
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return ret;
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}
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void CActorModelParticles::CItem::GeneratePoints(const std::vector<std::pair<zeus::CVector3f, zeus::CVector3f>>& vn)
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{
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for (std::pair<std::unique_ptr<CElementGen>, u32>& pair: x8_)
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{
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if (pair.first)
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{
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CRandom16 rnd(pair.second);
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const zeus::CVector3f& vec = vn[u32(rnd.Float() * (vn.size() - 1))].first;
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pair.first->SetTranslation(xec_ * vec);
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}
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}
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if (x84_ > 0)
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{
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CRandom16 rnd(x88_seed1);
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u32 count = (x84_ >= 16 ? 16 : x84_);
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zeus::CVector3f uVec = zeus::CVector3f::skUp;
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u32 idx = x80_;
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for (u32 i = 0; i < count; ++i)
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{
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idx = GetNextBestPt(idx, vn, rnd);
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x78_->SetTranslation(xec_ * vn[idx].first);
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zeus::CVector3f v = vn[idx].second;
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if (v.canBeNormalized())
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{
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v.normalize();
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x78_->SetOrientation(zeus::CTransform{zeus::CVector3f::skUp.cross(v), v, zeus::CVector3f::skUp,
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zeus::CVector3f::skZero});
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}
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x78_->ForceParticleCreation(1);
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}
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x84_ -= count;
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x88_seed1 = rnd.GetSeed();
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}
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if (xb0_ != -1)
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{
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CRandom16 rnd(xb4_seed2);
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std::unique_ptr<CElementGen> iceGen = x128_parent.MakeIceGen();
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iceGen->SetGlobalOrientAndTrans(xf8_);
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u32 next = GetNextBestPt(xb0_, vn, rnd);
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iceGen->SetTranslation(xec_ * vn[next].first);
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iceGen->SetOrientation(zeus::CTransform::MakeRotationsBasedOnY(zeus::CUnitVector3f(vn[next].second)));
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x8c_.push_back(std::move(iceGen));
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xb0_ = (x8c_.size() == 4 ? -1 : next);
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}
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// TODO: Verify behavior
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if (xc0_particleElectric && xc0_particleElectric->GetParticleEmission())
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{
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CRandom16 rnd(xcc_seed3);
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u32 end = 1;
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#if 0
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if (4 < 1)
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end = 4;
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#endif
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u32 lastRnd;
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for (u32 i = 0; i < end; ++i)
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{
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xc0_particleElectric->SetOverrideIPos(vn[u32(rnd.Range(0, s32(vn.size()) - 1))].first * xec_);
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lastRnd = u32(rnd.Range(0, s32(vn.size()) - 1));
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xc0_particleElectric->SetOverrideFPos(vn[lastRnd].first * xec_);
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xc0_particleElectric->ForceParticleCreation(1);
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}
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xcc_seed3 = rnd.GetSeed();
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xc8_ = lastRnd;
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}
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// TODO: Finish
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#if 0
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if (xd4_)
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{
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xd4_->sub_8026A5E0(v1, v2, w1);
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}
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#endif
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}
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void CActorModelParticles::CItem::Update(float, CStateManager&)
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{
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}
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static const char* ParticleDGRPs[] =
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{
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"Effect_OnFire_DGRP",
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"Effect_Ash_DGRP",
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"Effect_IceBreak_DGRP",
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"Effect_FirePop_DGRP",
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"Effect_IcePop_DGRP",
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"Effect_Electric_DGRP",
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};
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std::pair<std::vector<CToken>, bool>
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CActorModelParticles::GetParticleDGRPTokens(const char* name)
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{
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std::pair<std::vector<CToken>, bool> ret = {};
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TToken<CDependencyGroup> dgrp = g_SimplePool->GetObj(name);
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const auto& vector = dgrp->GetObjectTagVector();
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ret.first.reserve(vector.size());
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for (const SObjectTag& tag : vector)
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ret.first.push_back(g_SimplePool->GetObj(tag));
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return ret;
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}
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void CActorModelParticles::LoadParticleDGRPs()
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{
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for (int i=0 ; i<6 ; ++i)
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x50_dgrps.push_back(GetParticleDGRPTokens(ParticleDGRPs[i]));
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}
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std::unique_ptr<CElementGen> CActorModelParticles::MakeOnFireGen() const
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{
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return std::make_unique<CElementGen>(x18_onFire);
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}
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std::unique_ptr<CElementGen> CActorModelParticles::MakeAshGen() const
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{
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return std::make_unique<CElementGen>(x20_ash);
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}
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std::unique_ptr<CElementGen> CActorModelParticles::MakeIceGen() const
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{
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return std::make_unique<CElementGen>(x28_iceBreak);
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}
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std::unique_ptr<CElementGen> CActorModelParticles::MakeFirePopGen() const
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{
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return std::make_unique<CElementGen>(x30_firePop);
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}
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std::unique_ptr<CElementGen> CActorModelParticles::MakeIcePopGen() const
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{
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return std::make_unique<CElementGen>(x38_icePop);
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}
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std::unique_ptr<CParticleElectric> CActorModelParticles::MakeElectricGen() const
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{
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return std::make_unique<CParticleElectric>(x40_electric);
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}
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CActorModelParticles::CActorModelParticles()
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{
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x18_onFire = g_SimplePool->GetObj("Effect_OnFire");
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x20_ash = g_SimplePool->GetObj("Effect_Ash");
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x28_iceBreak = g_SimplePool->GetObj("Effect_IceBreak");
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x30_firePop = g_SimplePool->GetObj("Effect_FirePop");
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x38_icePop = g_SimplePool->GetObj("Effect_IcePop");
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x40_electric = g_SimplePool->GetObj("Effect_Electric");
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x48_ashy = g_SimplePool->GetObj("TXTR_Ashy");
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LoadParticleDGRPs();
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}
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void CActorModelParticles::AddStragglersToRenderer(const CStateManager& mgr)
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{
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bool isNotOne = mgr.GetParticleFlags() != 1;
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bool isNotZero = mgr.GetParticleFlags() != 0;
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for (CItem& item : x0_items)
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{
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if (item.x4_areaId != kInvalidAreaId)
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{
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const CGameArea* area = mgr.GetWorld()->GetAreaAlways(item.x4_areaId);
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if (!area->IsPostConstructed())
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continue;
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CGameArea::EOcclusionState occState = area->GetPostConstructed()->x10dc_occlusionState;
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if (occState == CGameArea::EOcclusionState::Occluded)
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continue;
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}
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if (mgr.GetObjectById(item.x0_id) &&
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((isNotOne && item.x12c_24_) || (isNotZero && item.x12c_25_)))
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{
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item.x12c_24_ = false;
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item.x12c_25_ = false;
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continue;
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}
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if (isNotOne)
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{
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for (int i=0 ; i<8 ; ++i)
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{
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std::unique_ptr<CElementGen>& gen = item.x8_[i].first;
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if (gen)
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g_Renderer->AddParticleGen(*gen);
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}
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if (mgr.GetParticleFlags() && item.x78_)
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g_Renderer->AddParticleGen(*item.x78_);
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if (item.xb8_)
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g_Renderer->AddParticleGen(*item.xb8_);
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if (item.xc0_particleElectric)
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g_Renderer->AddParticleGen(*item.xc0_particleElectric);
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}
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if (isNotZero)
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{
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for (std::unique_ptr<CElementGen>& gen : item.x8c_)
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g_Renderer->AddParticleGen(*gen);
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if (item.xe4_)
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g_Renderer->AddParticleGen(*item.xe4_);
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}
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if (isNotOne)
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{
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item.x12c_24_ = false;
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item.x12c_25_ = false;
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}
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}
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}
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void CActorModelParticles::Update(float dt, CStateManager& mgr)
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{
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}
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void CActorModelParticles::PointGenerator(void* ctx,
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const std::vector<std::pair<zeus::CVector3f, zeus::CVector3f>>& vn)
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{
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reinterpret_cast<CItem*>(ctx)->GeneratePoints(vn);
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}
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void CActorModelParticles::SetupHook(TUniqueId uid)
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{
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auto search = FindSystem(uid);
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if (search != x0_items.cend())
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CSkinnedModel::SetPointGeneratorFunc((void*)&*search, PointGenerator);
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}
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std::list<CActorModelParticles::CItem>::const_iterator CActorModelParticles::FindSystem(TUniqueId uid) const
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{
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for (auto it = x0_items.cbegin() ; it != x0_items.cend() ; ++it)
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if (it->x0_id == uid)
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return it;
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return x0_items.cend();
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}
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void CActorModelParticles::StartIce(CActor& actor, CStateManager& mgr)
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{
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}
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}
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