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metaforce/Runtime/Particle/CElementGen.cpp

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#include "CElementGen.hpp"
#include "CGenDescription.hpp"
#include "CSwooshDescription.hpp"
#include "CElectricDescription.hpp"
#include "CParticleGlobals.hpp"
#include "CParticleSwoosh.hpp"
#include "CParticleElectric.hpp"
#include "Graphics/CModel.hpp"
#include "CElementGenShaders.hpp"
#define MAX_GLOBAL_PARTICLES 2560
namespace urde
{
static logvisor::Module Log("urde::CElementGen");
static bool s_inCreateNewParticles = false;
int CElementGen::g_ParticleAliveCount;
int CElementGen::g_ParticleSystemAliveCount;
s32 CElementGen::g_FreeIndex;
bool CElementGen::g_StaticListInitialized = false;
bool CElementGen::g_MoveRedToAlphaBuffer = false;
CElementGen::CParticle* CElementGen::g_currentParticle = nullptr;
static rstl::reserved_vector<CElementGen::CParticle, MAX_GLOBAL_PARTICLES> g_StaticParticleList;
static rstl::reserved_vector<u16, MAX_GLOBAL_PARTICLES> g_StaticFreeList;
boo::IShaderPipeline* CElementGenShaders::m_texZTestZWrite = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_texNoZTestZWrite = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_texZTestNoZWrite = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_texNoZTestNoZWrite = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_texAdditiveZTest = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_texAdditiveNoZTest = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_texRedToAlphaZTest = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_texRedToAlphaNoZTest = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_indTexZWrite = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_indTexNoZWrite = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_indTexAdditive = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_cindTexZWrite = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_cindTexNoZWrite = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_cindTexAdditive = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_noTexZTestZWrite = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_noTexNoZTestZWrite = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_noTexZTestNoZWrite = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_noTexNoZTestNoZWrite = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_noTexAdditiveZTest = nullptr;
boo::IShaderPipeline* CElementGenShaders::m_noTexAdditiveNoZTest = nullptr;
boo::IVertexFormat* CElementGenShaders::m_vtxFormatTex = nullptr;
boo::IVertexFormat* CElementGenShaders::m_vtxFormatIndTex = nullptr;
boo::IVertexFormat* CElementGenShaders::m_vtxFormatNoTex = nullptr;
std::unique_ptr<CElementGenShaders::IDataBindingFactory> CElementGenShaders::m_bindFactory;
boo::GraphicsDataToken CElementGenShaders::m_gfxToken;
CElementGenShaders::EShaderClass CElementGenShaders::GetShaderClass(CElementGen& gen)
{
CGenDescription* desc = gen.x1c_genDesc.GetObj();
if (desc->x54_x40_TEXR)
{
if (desc->x58_x44_TIND)
return EShaderClass::IndTex;
else
return EShaderClass::Tex;
}
else
return EShaderClass::NoTex;
}
void CElementGenShaders::BuildShaderDataBinding(boo::IGraphicsDataFactory::Context& ctx, CElementGen& gen)
{
CGenDescription* desc = gen.x1c_genDesc.GetObj();
boo::IShaderPipeline* regPipeline = nullptr;
boo::IShaderPipeline* redToAlphaPipeline = nullptr;
if (desc->x54_x40_TEXR)
{
if (desc->x58_x44_TIND)
{
if (desc->x45_30_x32_24_CIND)
{
if (gen.x224_26_AAPH)
regPipeline = m_cindTexAdditive;
else
{
if (gen.x224_27_ZBUF)
regPipeline = m_cindTexZWrite;
else
regPipeline = m_cindTexNoZWrite;
}
}
else
{
if (gen.x224_26_AAPH)
regPipeline = m_indTexAdditive;
else
{
if (gen.x224_27_ZBUF)
regPipeline = m_indTexZWrite;
else
regPipeline = m_indTexNoZWrite;
}
}
}
else
{
if (gen.x224_28_zTest)
redToAlphaPipeline = m_texRedToAlphaZTest;
else
redToAlphaPipeline = m_texRedToAlphaNoZTest;
if (gen.x224_26_AAPH)
{
if (gen.x224_28_zTest)
regPipeline = m_texAdditiveZTest;
else
regPipeline = m_texAdditiveNoZTest;
}
else
{
if (gen.x224_28_zTest)
{
if (gen.x224_27_ZBUF)
regPipeline = m_texZTestZWrite;
else
regPipeline = m_texZTestNoZWrite;
}
else
{
if (gen.x224_27_ZBUF)
regPipeline = m_texNoZTestZWrite;
else
regPipeline = m_texNoZTestNoZWrite;
}
}
}
}
else
{
if (gen.x224_26_AAPH)
{
if (gen.x224_28_zTest)
regPipeline = m_noTexAdditiveZTest;
else
regPipeline = m_noTexAdditiveNoZTest;
}
else
{
if (gen.x224_28_zTest)
{
if (gen.x224_27_ZBUF)
regPipeline = m_noTexZTestZWrite;
else
regPipeline = m_noTexZTestNoZWrite;
}
else
{
if (gen.x224_27_ZBUF)
regPipeline = m_noTexNoZTestZWrite;
else
regPipeline = m_noTexNoZTestNoZWrite;
}
}
}
m_bindFactory->BuildShaderDataBinding(ctx, gen, regPipeline, redToAlphaPipeline);
}
void CElementGenShaders::Initialize()
{
if (!CGraphics::g_BooFactory)
return;
m_gfxToken = CGraphics::CommitResources([&](boo::IGraphicsDataFactory::Context& ctx) -> bool
{
switch (ctx.platform())
{
case boo::IGraphicsDataFactory::Platform::OGL:
m_bindFactory.reset(Initialize(static_cast<boo::GLDataFactory::Context&>(ctx)));
break;
#if _WIN32
case boo::IGraphicsDataFactory::Platform::D3D11:
case boo::IGraphicsDataFactory::Platform::D3D12:
m_bindFactory.reset(Initialize(static_cast<boo::ID3DDataFactory::Context&>(ctx)));
break;
#endif
#if BOO_HAS_METAL
case boo::IGraphicsDataFactory::Platform::Metal:
m_bindFactory.reset(Initialize(static_cast<boo::MetalDataFactory::Context&>(ctx)));
break;
#endif
#if BOO_HAS_VULKAN
case boo::IGraphicsDataFactory::Platform::Vulkan:
m_bindFactory.reset(Initialize(static_cast<boo::VulkanDataFactory::Context&>(ctx)));
break;
#endif
default: break;
}
return true;
});
}
void CElementGenShaders::Shutdown()
{
m_gfxToken.doDestroy();
}
struct SParticleInstanceTex
{
zeus::CVector4f pos[4];
zeus::CColor color;
zeus::CVector2f uvs[4];
};
static std::vector<SParticleInstanceTex> g_instTexData;
struct SParticleInstanceIndTex
{
zeus::CVector4f pos[4];
zeus::CColor color;
zeus::CVector4f texrTindUVs[4];
zeus::CVector4f sceneUVs;
};
static std::vector<SParticleInstanceIndTex> g_instIndTexData;
struct SParticleInstanceNoTex
{
zeus::CVector4f pos[4];
zeus::CColor color;
};
static std::vector<SParticleInstanceNoTex> g_instNoTexData;
struct SParticleUniforms
{
zeus::CMatrix4f mvp;
zeus::CColor moduColor;
};
void CElementGen::Initialize()
{
if (g_StaticListInitialized)
return;
Log.report(logvisor::Info, "Initialize - Static Particle List - ");
g_ParticleAliveCount = 0;
g_ParticleSystemAliveCount = 0;
g_StaticParticleList.clear();
g_StaticParticleList.insert(g_StaticParticleList.end(), MAX_GLOBAL_PARTICLES, CParticle());
g_StaticFreeList.clear();
for (int i=0 ; i<MAX_GLOBAL_PARTICLES ; ++i)
g_StaticFreeList.push_back(i);
g_FreeIndex = MAX_GLOBAL_PARTICLES - 1;
Log.report(logvisor::Info, "size %d (%d each part).",
(sizeof(CParticle) + sizeof(u16)) * MAX_GLOBAL_PARTICLES, sizeof(CParticle));
g_StaticListInitialized = true;
/* Compile shaders */
CElementGenShaders::Initialize();
}
void CElementGen::Shutdown()
{
CElementGenShaders::Shutdown();
}
static const size_t ShadClsSizes[] =
{
sizeof(SParticleInstanceTex),
sizeof(SParticleInstanceIndTex),
sizeof(SParticleInstanceNoTex)
};
CElementGen::CElementGen(const TToken<CGenDescription>& gen,
EModelOrientationType orientType,
EOptionalSystemFlags flags)
: x1c_genDesc(gen), x28_orientType(orientType),
x226_enableOPTS((flags & EOptionalSystemFlags::Two) != EOptionalSystemFlags::None), x230_randState(x74_randomSeed)
{
CGenDescription* desc = x1c_genDesc.GetObj();
if (desc->x54_x40_TEXR)
desc->x54_x40_TEXR->GetValueTexture(0).GetObj();
if (desc->x58_x44_TIND)
desc->x58_x44_TIND->GetValueTexture(0).GetObj();
CIntElement* seedElem = desc->x1c_x10_SEED.get();
if (seedElem)
{
int seedVal;
seedElem->GetValue(x50_curFrame, seedVal);
x74_randomSeed = seedVal;
}
x230_randState.SetSeed(x74_randomSeed);
++g_ParticleSystemAliveCount;
x224_25_LIT_ = desc->x44_29_x30_29_LIT_;
x224_26_AAPH = desc->x44_26_x30_26_AAPH;
x224_27_ZBUF = desc->x44_27_x30_27_ZBUF;
x224_29_MBLR = desc->x44_30_x31_24_MBLR;
CIntElement* mbspElem = desc->x48_x34_MBSP.get();
if (mbspElem)
mbspElem->GetValue(x50_curFrame, x228_MBSP);
m_maxMBSP = x228_MBSP;
x224_30_VMD1 = desc->x45_26_x31_28_VMD1;
x224_31_VMD2 = desc->x45_27_x31_29_VMD2;
x225_24_VMD3 = desc->x45_28_x31_30_VMD3;
x225_25_VMD4 = desc->x45_29_x31_31_VMD4;
CIntElement* cssdElem = desc->xa0_x8c_CSSD.get();
if (cssdElem)
cssdElem->GetValue(0, x244_CSSD);
SChildGeneratorDesc& idts = desc->xa4_x90_IDTS;
if (idts.m_found)
{
int ndsyVal = 1;
CIntElement* ndsyElem = desc->xb4_xa0_NDSY.get();
if (ndsyElem)
ndsyElem->GetValue(0, ndsyVal);
x248_finishPartChildren.reserve(ndsyVal + x248_finishPartChildren.size());
for (int i=0 ; i<ndsyVal ; ++i)
{
CGenDescription* chDesc = desc->xa4_x90_IDTS.m_token.GetObj();
if (x226_enableOPTS && chDesc->x45_31_x32_25_OPTS)
break;
x248_finishPartChildren.emplace_back(new CElementGen(desc->xa4_x90_IDTS.m_token,
EModelOrientationType::Normal,
x226_enableOPTS ? EOptionalSystemFlags::Two : EOptionalSystemFlags::One));
}
}
CIntElement* pisyElem = desc->xc8_xb4_PISY.get();
if (pisyElem)
{
pisyElem->GetValue(0, x25c_PISY);
if (x25c_PISY <= 0)
x25c_PISY = 1;
}
CIntElement* sisyElem = desc->xcc_xb8_SISY.get();
if (sisyElem)
pisyElem->GetValue(0, x258_SISY);
CIntElement* sssdElem = desc->xe4_xd0_SSSD.get();
if (sssdElem)
sssdElem->GetValue(0, x270_SSSD);
CVectorElement* sspoElem = desc->xe8_xd4_SSPO.get();
if (sspoElem)
sspoElem->GetValue(0, x274_SSPO);
CIntElement* sesdElem = desc->xf8_xe4_SESD.get();
if (sesdElem)
sesdElem->GetValue(0, x290_SESD);
CVectorElement* sepoElem = desc->xfc_xe8_SEPO.get();
if (sepoElem)
sepoElem->GetValue(0, x294_SEPO);
CIntElement* psltElem = desc->xc_x0_PSLT.get();
if (psltElem)
psltElem->GetValue(0, x214_PSLT);
/* Removed from retail
CVectorElement* psivElem = desc->x0_PSIV.get();
if (psivElem)
psivElem->GetValue(0, x218_PSIV);
*/
CIntElement* maxpElem = desc->x28_x1c_MAXP.get();
if (maxpElem)
maxpElem->GetValue(x50_curFrame, x70_MAXP);
x2c_particleLists.reserve(x70_MAXP);
if (x28_orientType == EModelOrientationType::One)
{
x3c_parentMatrices.insert(x3c_parentMatrices.end(), x70_MAXP,
zeus::CMatrix3f::skIdentityMatrix3f);
}
x225_26_LINE = desc->x44_24_x30_24_LINE;
x225_27_FXLL = desc->x44_25_x30_25_FXLL;
CVectorElement* pofsElem = desc->x18_xc_POFS.get();
if (pofsElem)
pofsElem->GetValue(x50_curFrame, x94_POFS);
CIntElement* ltypElem = desc->x100_xec_LTYP.get();
if (ltypElem)
{
int ltyp;
ltypElem->GetValue(x50_curFrame, ltyp);
switch (LightType(ltyp))
{
case LightType::None:
default:
x2dc_lightType = LightType::None;
break;
case LightType::Directional:
x2dc_lightType = LightType::Directional;
break;
case LightType::Custom:
x2dc_lightType = LightType::Custom;
break;
case LightType::Spot:
x2dc_lightType = LightType::Spot;
break;
}
}
CIntElement* lfotElem = desc->x114_x100_LFOT.get();
if (lfotElem)
{
int lfot;
lfotElem->GetValue(x50_curFrame, lfot);
switch (EFalloffType(lfot))
{
case EFalloffType::Constant:
x300_falloffType = EFalloffType::Constant;
break;
case EFalloffType::Linear:
default:
x300_falloffType = EFalloffType::Linear;
break;
case EFalloffType::Quadratic:
x300_falloffType = EFalloffType::Quadratic;
break;
}
}
if (x225_26_LINE)
{
CUVElement* texr = desc->x54_x40_TEXR.get();
boo::ITexture* tex = nullptr;
if (texr)
tex = texr->GetValueTexture(0).GetObj()->GetBooTexture();
int maxVerts = (x70_MAXP == 0 ? 256 : x70_MAXP);
m_lineRenderer.reset(new CLineRenderer(CLineRenderer::EPrimitiveMode::Lines,
maxVerts * 2, tex, x224_26_AAPH));
}
else
{
m_shaderClass = CElementGenShaders::GetShaderClass(*this);
size_t maxInsts = x224_29_MBLR ? (m_maxMBSP * x70_MAXP) : x70_MAXP;
m_gfxToken = CGraphics::CommitResources([&](boo::IGraphicsDataFactory::Context& ctx) -> bool
{
m_instBuf = ctx.newDynamicBuffer(boo::BufferUse::Vertex, ShadClsSizes[int(m_shaderClass)], maxInsts);
m_uniformBuf = ctx.newDynamicBuffer(boo::BufferUse::Uniform, sizeof(SParticleUniforms), 1);
CElementGenShaders::BuildShaderDataBinding(ctx, *this);
return true;
});
}
}
CElementGen::~CElementGen()
{
--g_ParticleSystemAliveCount;
}
void CElementGen::Update(double t)
{
CParticleGlobals::SParticleSystem* prevSystem = CParticleGlobals::g_currentParticleSystem;
CParticleGlobals::SParticleSystem thisSystem { FOURCC('PART'), this };
CParticleGlobals::g_currentParticleSystem = &thisSystem;
CGenDescription* desc = x1c_genDesc.GetObj();
CIntElement* pswtElem = desc->x10_x4_PSWT.get();
if (pswtElem && !x225_28_warmedUp)
{
int pswt = 0;
pswtElem->GetValue(x50_curFrame, pswt);
if (pswt > 32)
{
Log.report(logvisor::Info,
"Running warmup on particle system 0x%08x for %d ticks.",
desc, pswt);
InternalUpdate(pswt / 60.0);
x225_28_warmedUp = true;
}
}
InternalUpdate(t);
CParticleGlobals::g_currentParticleSystem = prevSystem;
}
bool CElementGen::InternalUpdate(double dt)
{
CGlobalRandom gr(x230_randState);
CGenDescription* desc = x1c_genDesc.GetObj();
double dt1 = 1.0 / 60.0;
if (std::fabs(dt - 1.0 / 60.0) >= 1.0 / 60000.0)
dt1 = dt;
double t = x50_curFrame / 60.0;
CParticleGlobals::SetEmitterTime(x50_curFrame);
CRealElement* pstsElem = desc->x14_x8_PSTS.get();
if (pstsElem)
{
float psts;
pstsElem->GetValue(x50_curFrame, psts);
double dt1Scaled = psts * dt1;
dt1 = std::max(0.0, dt1Scaled);
}
x58_curSeconds += dt1;
if (x224_29_MBLR && dt > 0.0)
{
CIntElement* mbspElem = desc->x48_x34_MBSP.get();
if (mbspElem)
mbspElem->GetValue(x50_curFrame, x228_MBSP);
x228_MBSP = std::min(x228_MBSP, m_maxMBSP);
}
int frameUpdateCount = 0;
while (t < x58_curSeconds && std::fabs(t - x58_curSeconds) >= 1.0 / 60000.0)
{
x2a8_aabbMin.splat(FLT_MAX);
x2b4_aabbMax.splat(FLT_MIN);
x2c0_maxSize = 0.f;
float grte = 0.f;
CParticleGlobals::SetEmitterTime(x50_curFrame);
CRealElement* grteElem = desc->x2c_x20_GRTE.get();
if (grteElem->GetValue(x50_curFrame, grte))
{
x2c_particleLists.clear();
return true;
}
grte = std::max(0.f, grte * x78_generatorRate);
x6c_generatorRemainder += grte;
int genCount = floorf(x6c_generatorRemainder);
x6c_generatorRemainder = x6c_generatorRemainder - genCount;
if (!x68_particleEmission || x50_curFrame >= x214_PSLT)
genCount = 0;
CIntElement* maxpElem = desc->x28_x1c_MAXP.get();
if (maxpElem)
maxpElem->GetValue(x50_curFrame, x70_MAXP);
UpdateExistingParticles();
CParticleGlobals::SetParticleLifetime(x214_PSLT);
bool oldBoolVal = s_inCreateNewParticles;
s_inCreateNewParticles = true;
CreateNewParticles(genCount);
s_inCreateNewParticles = oldBoolVal;
UpdatePSTranslationAndOrientation();
UpdateChildParticleSystems(1 / 60.0);
if (x2dc_lightType != LightType::None)
UpdateLightParameters();
++frameUpdateCount;
++x50_curFrame;
t += 1 / 60.0;
}
UpdateChildParticleSystems(-(frameUpdateCount / 60.0 - dt1));
if (std::fabs(t - x58_curSeconds) < 1.0 / 60000.0)
x58_curSeconds = t;
BuildParticleSystemBounds();
x224_24_translationDirty = false;
double passedTime = t - x58_curSeconds;
x60_timeDeltaScale = 1.0 - passedTime * 60.0;
return false;
}
void CElementGen::AccumulateBounds(zeus::CVector3f& pos, float size)
{
x2b4_aabbMax[0] = std::max(pos[0], x2b4_aabbMax[0]);
x2b4_aabbMax[1] = std::max(pos[1], x2b4_aabbMax[1]);
x2b4_aabbMax[2] = std::max(pos[2], x2b4_aabbMax[2]);
x2a8_aabbMin[0] = std::min(pos[0], x2a8_aabbMin[0]);
x2a8_aabbMin[1] = std::min(pos[1], x2a8_aabbMin[1]);
x2a8_aabbMin[2] = std::min(pos[2], x2a8_aabbMin[2]);
x2c0_maxSize = std::max(size, x2c0_maxSize);
}
void CElementGen::UpdateExistingParticles()
{
CGenDescription* desc = x1c_genDesc.GetObj();
x208_activeParticleCount = 0;
CParticleGlobals::SetEmitterTime(x50_curFrame);
for (std::vector<CParticleListItem>::iterator p = x2c_particleLists.begin();
p != x2c_particleLists.end();)
{
CElementGen::CParticle& particle = g_StaticParticleList[p->x0_partIdx];
g_currentParticle = &particle;
if (particle.x0_endFrame < x50_curFrame)
{
g_StaticFreeList[++g_FreeIndex] = p->x0_partIdx;
if (p+1 == x2c_particleLists.end())
{
x2c_particleLists.pop_back();
break;
}
else
{
*p = *(x2c_particleLists.end()-1);
if (x28_orientType == EModelOrientationType::One)
{
size_t i = p - x2c_particleLists.begin();
x3c_parentMatrices[i] = x3c_parentMatrices[x2c_particleLists.size()-1];
}
x2c_particleLists.pop_back();
if (p != x2c_particleLists.end())
if (particle.x0_endFrame < x50_curFrame)
continue;
}
}
else
{
particle.x10_prevPos = particle.x4_pos;
particle.x4_pos += particle.x1c_vel;
}
++x208_activeParticleCount;
CParticleGlobals::SetParticleLifetime(particle.x0_endFrame - particle.x28_startFrame);
int particleFrame = x50_curFrame - particle.x28_startFrame;
CParticleGlobals::UpdateParticleLifetimeTweenValues(particleFrame);
bool err = false;
CModVectorElement* vel1 = desc->x7c_x68_VEL1.get();
if (vel1)
{
if (x224_30_VMD1)
{
zeus::CVector3f xfVel = x1a8_orientationInverse * particle.x1c_vel;
zeus::CVector3f xfPos = x1a8_orientationInverse * (particle.x4_pos - x7c_translation);
err = vel1->GetValue(particleFrame, xfVel, xfPos);
particle.x1c_vel = x178_orientation * xfVel;
particle.x4_pos = x178_orientation * xfPos + x7c_translation;
}
else
{
err = vel1->GetValue(particleFrame, particle.x1c_vel, particle.x4_pos);
}
}
CModVectorElement* vel2 = desc->x80_x6c_VEL2.get();
if (vel2)
{
if (x224_31_VMD2)
{
zeus::CVector3f xfVel = x1a8_orientationInverse * particle.x1c_vel;
zeus::CVector3f xfPos = x1a8_orientationInverse * (particle.x4_pos - x7c_translation);
err |= vel2->GetValue(particleFrame, xfVel, xfPos);
particle.x1c_vel = x178_orientation * xfVel;
particle.x4_pos = x178_orientation * xfPos + x7c_translation;
}
else
{
err |= vel2->GetValue(particleFrame, particle.x1c_vel, particle.x4_pos);
}
}
CModVectorElement* vel3 = desc->x84_x70_VEL3.get();
if (vel3)
{
if (x225_24_VMD3)
{
zeus::CVector3f xfVel = x1a8_orientationInverse * particle.x1c_vel;
zeus::CVector3f xfPos = x1a8_orientationInverse * (particle.x4_pos - x7c_translation);
err |= vel3->GetValue(particleFrame, xfVel, xfPos);
particle.x1c_vel = x178_orientation * xfVel;
particle.x4_pos = x178_orientation * xfPos + x7c_translation;
}
else
{
err |= vel3->GetValue(particleFrame, particle.x1c_vel, particle.x4_pos);
}
}
CModVectorElement* vel4 = desc->x88_x74_VEL4.get();
if (vel4)
{
if (x225_25_VMD4)
{
zeus::CVector3f xfVel = x1a8_orientationInverse * particle.x1c_vel;
zeus::CVector3f xfPos = x1a8_orientationInverse * (particle.x4_pos - x7c_translation);
err |= vel4->GetValue(particleFrame, xfVel, xfPos);
particle.x1c_vel = x178_orientation * xfVel;
particle.x4_pos = x178_orientation * xfPos + x7c_translation;
}
else
{
err |= vel4->GetValue(particleFrame, particle.x1c_vel, particle.x4_pos);
}
}
if (x225_26_LINE)
{
CRealElement* leng = desc->x20_x14_LENG.get();
if (leng)
err |= leng->GetValue(particleFrame, particle.x2c_lineLengthOrSize);
CRealElement* widt = desc->x24_x18_WIDT.get();
if (widt)
err |= widt->GetValue(particleFrame, particle.x30_lineWidthOrRota);
}
else
{
CRealElement* rota = desc->x50_x3c_ROTA.get();
if (rota)
err |= rota->GetValue(particleFrame, particle.x30_lineWidthOrRota);
CRealElement* size = desc->x4c_x38_SIZE.get();
if (size)
err |= size->GetValue(particleFrame, particle.x2c_lineLengthOrSize);
}
CColorElement* colr = desc->x30_x24_COLR.get();
if (colr)
err |= colr->GetValue(particleFrame, particle.x34_color);
if (err)
particle.x0_endFrame = -1;
AccumulateBounds(particle.x4_pos, particle.x2c_lineLengthOrSize);
++p;
}
}
void CElementGen::CreateNewParticles(int count)
{
CGenDescription* desc = x1c_genDesc.GetObj();
if (!g_StaticListInitialized)
Initialize();
if (!count || x2c_particleLists.size() >= x70_MAXP)
return;
if (count + x2c_particleLists.size() > x70_MAXP)
count = x70_MAXP - x2c_particleLists.size();
CGlobalRandom gr(x230_randState);
x2c_particleLists.reserve(x70_MAXP);
for (int i=0 ; i<count ; ++i)
{
if (g_FreeIndex < 0)
return;
s16 staticIdx = g_StaticFreeList[g_FreeIndex];
x2c_particleLists.emplace_back(staticIdx);
++x208_activeParticleCount;
if (x28_orientType == EModelOrientationType::One)
x3c_parentMatrices[x2c_particleLists.size()-1] = x178_orientation.buildMatrix3f();
CElementGen::CParticle& particle = g_StaticParticleList[staticIdx];
particle.x28_startFrame = x50_curFrame;
CIntElement* ltme = desc->x34_x28_LTME.get();
if (ltme)
ltme->GetValue(0, particle.x0_endFrame);
CParticleGlobals::SetParticleLifetime(particle.x0_endFrame);
CParticleGlobals::UpdateParticleLifetimeTweenValues(0);
particle.x0_endFrame += x50_curFrame;
CColorElement* colr = desc->x30_x24_COLR.get();
if (colr)
colr->GetValue(0, particle.x34_color);
else
particle.x34_color = zeus::CColor::skWhite;
CEmitterElement* emtr = desc->x40_x2c_EMTR.get();
if (emtr)
{
emtr->GetValue(x210_curEmitterFrame, particle.x4_pos, particle.x1c_vel);
zeus::CVector3f compXf1 = (xdc_globalScaleTransformInverse * x148_localScaleTransformInverse) * x7c_translation;
zeus::CVector3f compXf2 = x178_orientation * particle.x4_pos;
particle.x4_pos = compXf1 + compXf2 + x94_POFS;
particle.x1c_vel = x178_orientation * particle.x1c_vel;
}
else
{
zeus::CVector3f compXf1 = (xdc_globalScaleTransformInverse * x148_localScaleTransformInverse) * x7c_translation;
particle.x4_pos = compXf1 + x94_POFS;
particle.x1c_vel.zeroOut();
}
particle.x10_prevPos = particle.x4_pos;
if (x225_26_LINE)
{
CRealElement* leng = desc->x20_x14_LENG.get();
if (leng)
leng->GetValue(0, particle.x2c_lineLengthOrSize);
else
particle.x2c_lineLengthOrSize = 1.f;
CRealElement* widt = desc->x24_x18_WIDT.get();
if (widt)
widt->GetValue(0, particle.x30_lineWidthOrRota);
else
particle.x30_lineWidthOrRota = 1.f;
}
else
{
CRealElement* rota = desc->x50_x3c_ROTA.get();
if (rota)
rota->GetValue(0, particle.x30_lineWidthOrRota);
else
particle.x30_lineWidthOrRota = 0.f;
CRealElement* size = desc->x4c_x38_SIZE.get();
if (size)
size->GetValue(0, particle.x2c_lineLengthOrSize);
else
particle.x2c_lineLengthOrSize = 0.1f;
}
AccumulateBounds(particle.x4_pos, particle.x2c_lineLengthOrSize);
++x260_cumulativeParticles;
++x210_curEmitterFrame;
--g_FreeIndex;
}
}
void CElementGen::UpdatePSTranslationAndOrientation()
{
CGenDescription* desc = x1c_genDesc.GetObj();
CGlobalRandom gr(x230_randState);
if (x214_PSLT < x50_curFrame)
return;
/* Removed from retail
CModVectorElement* psvm = desc->x4_PSVM.get();
if (psvm)
{
zeus::CVector3f pos = x7c_translation;
psvm->GetValue(x50_curFrame, x218_PSIV, pos);
if (pos != x7c_translation)
{
x224_24_translationDirty = true;
x7c_translation = pos;
}
}
zeus::CVector3f v = x178_orientation * x218_PSIV;
if (v != zeus::CVector3f::skZero)
x224_24_translationDirty = true;
x7c_translation += v;
CVectorElement* psov = desc->x8_PSOV.get();
if (psov)
{
zeus::CVector3f angles;
psov->GetValue(x50_curFrame, angles);
zeus::CTransform xf(x178_orientation);
xf.rotateLocalX(angles[0] * M_PIF / 180.f);
xf.rotateLocalY(angles[1] * M_PIF / 180.f);
xf.rotateLocalZ(angles[2] * M_PIF / 180.f);
SetOrientation(xf);
}
*/
CVectorElement* pofs = desc->x18_xc_POFS.get();
if (pofs)
pofs->GetValue(x50_curFrame, x94_POFS);
CVectorElement* sspo = desc->xe8_xd4_SSPO.get();
if (sspo)
sspo->GetValue(x50_curFrame, x274_SSPO);
CVectorElement* sepo = desc->xfc_xe8_SEPO.get();
if (sepo)
sspo->GetValue(x50_curFrame, x294_SEPO);
}
CElementGen* CElementGen::ConstructChildParticleSystem(const TToken<CGenDescription>& desc)
{
CElementGen* ret = new CElementGen(desc, EModelOrientationType::Normal,
x226_enableOPTS ? EOptionalSystemFlags::Two : EOptionalSystemFlags::One);
ret->SetGlobalTranslation(x88_globalTranslation);
ret->SetGlobalOrientation(x1d8_globalOrientation);
ret->SetGlobalScale(xa0_globalScale);
ret->SetLocalScale(x10c_localScale);
ret->SetTranslation(x7c_translation);
ret->SetOrientation(x178_orientation);
ret->SetParticleEmission(x68_particleEmission);
ret->SetModulationColor(x30c_moduColor);
return ret;
}
void CElementGen::UpdateChildParticleSystems(double dt)
{
CGenDescription* desc = x1c_genDesc.GetObj();
CGlobalRandom gr(x230_randState);
SChildGeneratorDesc& icts = desc->x8c_x78_ICTS;
if (icts.m_found && x64_prevFrame != x50_curFrame && x244_CSSD == x50_curFrame)
{
int ncsyVal = 1;
CIntElement* ncsy = desc->x9c_x88_NCSY.get();
if (ncsy)
ncsy->GetValue(x50_curFrame, ncsyVal);
CGenDescription* ictsDesc = icts.m_token.GetObj();
if (!(x226_enableOPTS && ictsDesc->x45_31_x32_25_OPTS))
{
x234_activePartChildren.reserve(ncsyVal + x234_activePartChildren.size());
for (int i=0 ; i<ncsyVal ; ++i)
{
CElementGen* chGen = ConstructChildParticleSystem(icts.m_token);
x234_activePartChildren.emplace_back(chGen);
}
}
}
SChildGeneratorDesc& iits = desc->xb8_xa4_IITS;
if (iits.m_found && x64_prevFrame != x50_curFrame && x50_curFrame < x214_PSLT &&
x68_particleEmission == 1 && x50_curFrame >= x258_SISY &&
((x50_curFrame - x258_SISY) % x25c_PISY) == 0)
{
CGenDescription* iitsDesc = iits.m_token.GetObj();
if (!(x226_enableOPTS && iitsDesc->x45_31_x32_25_OPTS))
{
CElementGen* chGen = ConstructChildParticleSystem(iits.m_token);
x234_activePartChildren.emplace_back(chGen);
}
}
CSpawnSystemKeyframeData* kssm = desc->xd0_xbc_KSSM.get();
if (kssm && x64_prevFrame != x50_curFrame && x50_curFrame < x214_PSLT)
{
std::vector<CSpawnSystemKeyframeData::CSpawnSystemKeyframeInfo>& systems =
kssm->GetSpawnedSystemsAtFrame(x50_curFrame);
x234_activePartChildren.reserve(x234_activePartChildren.size() + systems.size());
for (CSpawnSystemKeyframeData::CSpawnSystemKeyframeInfo& system : systems)
{
TLockedToken<CGenDescription>& token = system.GetToken();
if (!(x226_enableOPTS && token.GetObj()->x45_31_x32_25_OPTS))
{
CElementGen* chGen = ConstructChildParticleSystem(token);
x234_activePartChildren.emplace_back(chGen);
}
}
}
SSwooshGeneratorDesc& sswh = desc->xd4_xc0_SSWH;
if (sswh.m_found && x64_prevFrame != x50_curFrame && x50_curFrame == x270_SSSD)
{
CParticleSwoosh* sswhGen = new CParticleSwoosh(sswh.m_token, 0);
sswhGen->SetGlobalTranslation(x88_globalTranslation);
sswhGen->SetGlobalScale(xa0_globalScale);
sswhGen->SetTranslation(x7c_translation);
sswhGen->SetOrientation(x178_orientation);
sswhGen->SetParticleEmission(x68_particleEmission);
x260_swhcChildren.emplace_back(sswhGen);
}
SElectricGeneratorDesc& selc = desc->xec_xd8_SELC;
if (selc.m_found && x64_prevFrame != x50_curFrame && x50_curFrame == x290_SESD)
{
CParticleElectric* selcGen = new CParticleElectric(selc.m_token);
selcGen->SetGlobalTranslation(x88_globalTranslation);
selcGen->SetGlobalScale(xa0_globalScale);
selcGen->SetTranslation(x7c_translation);
selcGen->SetOrientation(x178_orientation);
selcGen->SetParticleEmission(x68_particleEmission);
x280_elscChildren.emplace_back(selcGen);
}
for (auto p = x234_activePartChildren.begin() ; p != x234_activePartChildren.end() ;)
{
std::unique_ptr<CElementGen>& ch = *p;
if ((x50_curFrame == x4c_internalStartFrame || x224_24_translationDirty) && x64_prevFrame != x50_curFrame)
{
ch->SetTranslation(x7c_translation);
ch->SetOrientation(x178_orientation);
}
ch->Update(dt);
if (ch->IsSystemDeletable())
{
p = x234_activePartChildren.erase(p);
continue;
}
++p;
}
for (auto p = x248_finishPartChildren.begin() ; p != x248_finishPartChildren.end() ;)
{
std::unique_ptr<CElementGen>& ch = *p;
if (x214_PSLT <= x50_curFrame)
{
if (x214_PSLT == x50_curFrame && x64_prevFrame != x50_curFrame)
{
ch->SetTranslation(x7c_translation);
ch->SetOrientation(x178_orientation);
}
ch->Update(dt);
}
if (ch->IsSystemDeletable())
{
p = x248_finishPartChildren.erase(p);
continue;
}
++p;
}
for (auto p = x260_swhcChildren.begin() ; p != x260_swhcChildren.end() ;)
{
std::unique_ptr<CParticleSwoosh>& ch = *p;
if ((x50_curFrame == x270_SSSD || x224_24_translationDirty) && x64_prevFrame != x50_curFrame)
{
zeus::CVector3f trans = x7c_translation + x274_SSPO;
ch->SetTranslation(trans);
ch->SetOrientation(x178_orientation);
}
ch->Update(dt);
if (ch->IsSystemDeletable())
{
p = x260_swhcChildren.erase(p);
continue;
}
++p;
}
for (auto p = x280_elscChildren.begin() ; p != x280_elscChildren.end() ;)
{
std::unique_ptr<CParticleElectric>& ch = *p;
if ((x50_curFrame == x290_SESD || x224_24_translationDirty) && x64_prevFrame != x50_curFrame)
{
zeus::CVector3f trans = x7c_translation + x294_SEPO;
ch->SetTranslation(trans);
ch->SetOrientation(x178_orientation);
}
ch->Update(dt);
if (ch->IsSystemDeletable())
{
p = x280_elscChildren.erase(p);
continue;
}
++p;
}
x64_prevFrame = x50_curFrame;
}
void CElementGen::UpdateLightParameters()
{
CGenDescription* desc = x1c_genDesc.GetObj();
CColorElement* lclr = desc->x104_xf0_LCLR.get();
if (lclr)
lclr->GetValue(x50_curFrame, x2e0_LCLR);
CRealElement* lint = desc->x108_xf4_LINT.get();
if (lint)
lint->GetValue(x50_curFrame, x2e4_LINT);
switch (x2dc_lightType)
{
default:
case LightType::None:
case LightType::Custom:
case LightType::Spot:
{
CVectorElement* loff = desc->x10c_xf8_LOFF.get();
if (loff)
loff->GetValue(x50_curFrame, x2e8_LOFF);
CRealElement* lfor = desc->x118_x104_LFOR.get();
if (lfor)
lfor->GetValue(x50_curFrame, x304_LFOR);
if (x2dc_lightType == LightType::Spot)
{
CRealElement* lsla = desc->x11c_x108_LSLA.get();
if (lsla)
lsla->GetValue(x50_curFrame, x308_LSLA);
}
}
case LightType::Directional:
{
if (x2dc_lightType != LightType::Custom)
{
CVectorElement* ldir = desc->x110_xfc_LDIR.get();
if (ldir)
ldir->GetValue(x50_curFrame, x2f4_LDIR);
}
}
}
}
u32 CElementGen::GetParticleCountAllInternal() const
{
u32 ret = x208_activeParticleCount;
for (const std::unique_ptr<CElementGen>& ch : x234_activePartChildren)
ret += ch->GetParticleCountAll();
for (const std::unique_ptr<CElementGen>& ch : x248_finishPartChildren)
ret += ch->GetParticleCountAll();
return ret;
}
void CElementGen::EndLifetime()
{
x214_PSLT = 0;
for (std::unique_ptr<CElementGen>& ch : x234_activePartChildren)
ch->EndLifetime();
for (std::unique_ptr<CElementGen>& ch : x248_finishPartChildren)
ch->EndLifetime();
for (std::unique_ptr<CParticleSwoosh>& ch : x260_swhcChildren)
ch->SetParticleEmission(false);
for (std::unique_ptr<CParticleElectric>& ch : x280_elscChildren)
ch->SetParticleEmission(false);
}
void CElementGen::ForceParticleCreation(int amount)
{
CParticleGlobals::SParticleSystem* prevSystem = CParticleGlobals::g_currentParticleSystem;
CParticleGlobals::SParticleSystem thisSystem{ FOURCC('PART'), this };
CParticleGlobals::g_currentParticleSystem = &thisSystem;
/* This is a guess, but it seems right, retail loads x74 */
CParticleGlobals::SetEmitterTime(x50_curFrame);
CreateNewParticles(amount);
CParticleGlobals::g_currentParticleSystem = prevSystem;
}
void CElementGen::BuildParticleSystemBounds()
{
zeus::CAABox aabb;
bool accumulated = false;
for (std::unique_ptr<CElementGen>& ch : x234_activePartChildren)
{
std::pair<zeus::CAABox, bool> chBounds = ch->GetBounds();
if (chBounds.second)
{
accumulated = true;
aabb.accumulateBounds(chBounds.first);
}
}
for (std::unique_ptr<CElementGen>& ch : x248_finishPartChildren)
{
std::pair<zeus::CAABox, bool> chBounds = ch->GetBounds();
if (chBounds.second)
{
accumulated = true;
aabb.accumulateBounds(chBounds.first);
}
}
for (std::unique_ptr<CParticleSwoosh>& ch : x260_swhcChildren)
{
std::pair<zeus::CAABox, bool> chBounds = ch->GetBounds();
if (chBounds.second)
{
accumulated = true;
aabb.accumulateBounds(chBounds.first);
}
}
for (std::unique_ptr<CParticleElectric>& ch : x280_elscChildren)
{
std::pair<zeus::CAABox, bool> chBounds = ch->GetBounds();
if (chBounds.second)
{
accumulated = true;
aabb.accumulateBounds(chBounds.first);
}
}
x20c_recursiveParticleCount = GetParticleCountAllInternal();
if (GetParticleCount())
{
zeus::CVector3f scale = xa0_globalScale * x2c0_maxSize;
zeus::CTransform xf = (xac_globalScaleTransform * x1d8_globalOrientation) * x118_localScaleTransform;
zeus::CAABox box = zeus::CAABox(x2a8_aabbMin, x2b4_aabbMax).getTransformedAABox(xf);
zeus::CVector3f min = box.min + x88_globalTranslation - scale;
zeus::CVector3f max = box.max + x88_globalTranslation + scale;
x2c4_systemBounds = zeus::CAABox(min, max);
}
else
x2c4_systemBounds = zeus::CAABox::skInvertedBox;
if (accumulated)
x2c4_systemBounds.accumulateBounds(aabb);
}
u32 CElementGen::GetSystemCount()
{
u32 ret = 0;
for (const std::unique_ptr<CElementGen>& child : x234_activePartChildren)
ret += child->GetSystemCount();
for (const std::unique_ptr<CElementGen>& child : x248_finishPartChildren)
ret += child->GetSystemCount();
return (ret + (x208_activeParticleCount != 0));
}
void CElementGen::Render()
{
CParticleGlobals::SParticleSystem* prevSystem = CParticleGlobals::g_currentParticleSystem;
CParticleGlobals::SParticleSystem thisSystem{ FOURCC('PART'), this };
CParticleGlobals::g_currentParticleSystem = &thisSystem;
CGenDescription* desc = x1c_genDesc.GetObj();
x22c_backupLightActive = CGraphics::g_LightActive;
CGraphics::DisableAllLights();
for (std::unique_ptr<CElementGen>& child : x234_activePartChildren)
child->Render();
if (x214_PSLT <= x50_curFrame)
for (std::unique_ptr<CElementGen>& child : x248_finishPartChildren)
child->Render();
for (std::unique_ptr<CParticleSwoosh>& child : x260_swhcChildren)
child->Render();
for (std::unique_ptr<CParticleElectric>& child : x280_elscChildren)
child->Render();
if (x2c_particleLists.size())
{
SParticleModel& pmdl = desc->x5c_x48_PMDL;
if (pmdl.m_found || desc->x45_24_x31_26_PMUS)
RenderModels();
if (x225_26_LINE)
RenderLines();
else
RenderParticles();
}
CParticleGlobals::g_currentParticleSystem = prevSystem;
}
void CElementGen::RenderModels()
{
return;
CGenDescription* desc = x1c_genDesc.GetObj();
if (x225_29_modelsUseLights)
CGraphics::SetLightState(x22c_backupLightActive);
CGlobalRandom gr(x230_randState);
SUVElementSet uvs = {0.f, 0.f, 1.f, 1.f};
CUVElement* texr = desc->x54_x40_TEXR.get();
CTexture* cachedTex = nullptr;
bool texConst = true;
bool moveRedToAlphaBuffer = false;
if (desc->x45_24_x31_26_PMUS)
{
if (g_MoveRedToAlphaBuffer && desc->x44_31_x31_25_PMAB && desc->x54_x40_TEXR)
moveRedToAlphaBuffer = true;
if (desc->x44_31_x31_25_PMAB)
{
CGraphics::SetDepthWriteMode(true, ERglEnum::LEqual, false);
if (moveRedToAlphaBuffer)
CGraphics::SetBlendMode(ERglBlendMode::Blend, ERglBlendFactor::One, ERglBlendFactor::One, ERglLogicOp::Clear);
else
CGraphics::SetBlendMode(ERglBlendMode::Blend, ERglBlendFactor::SrcAlpha, ERglBlendFactor::One, ERglLogicOp::Clear);
}
else
{
CGraphics::SetDepthWriteMode(true, ERglEnum::LEqual, true);
CGraphics::SetBlendMode(ERglBlendMode::Blend, ERglBlendFactor::SrcAlpha, ERglBlendFactor::InvSrcAlpha, ERglLogicOp::Clear);
}
CGraphics::SetCullMode(ERglCullMode::None);
if (texr)
{
CParticle& target = g_StaticParticleList[x2c_particleLists[0].x0_partIdx];
int partFrame = x50_curFrame - target.x28_startFrame;
cachedTex = texr->GetValueTexture(partFrame).GetObj();
cachedTex->Load(0, CTexture::EClampMode::One);
/* Shade as TEXC * RASC and TEXA * RASA */
if (moveRedToAlphaBuffer)
{
/* Color = Prev.rgb * Prev.a */
/* Alpha = Tex.r * Prev.a */
}
texConst = texr->HasConstantTexture();
texr->GetValueUV(partFrame, uvs);
}
}
zeus::CTransform orient = zeus::CTransform::Identity();
if (desc->x45_25_x31_27_PMOO)
orient = x178_orientation;
orient = orient * x1d8_globalOrientation;
CVectorElement* pmrt = desc->x70_x5c_PMRT.get();
bool pmrtConst = false;
if (pmrt)
pmrtConst = pmrt->IsFastConstant();
zeus::CVector3f trans = (xdc_globalScaleTransformInverse * x148_localScaleTransformInverse) * x88_globalTranslation;
zeus::CTransform rot = zeus::CTransform::Identity();
if (pmrtConst)
{
zeus::CVector3f pmrtVal;
pmrt->GetValue(x50_curFrame, pmrtVal);
rot = zeus::CTransform::RotateZ(zeus::degToRad(pmrtVal[2]));
rot.rotateLocalY(zeus::degToRad(pmrtVal[1]));
rot.rotateLocalX(zeus::degToRad(pmrtVal[0]));
}
rot = orient * rot;
CParticleGlobals::SetEmitterTime(x50_curFrame);
zeus::CColor col = {1.f, 1.f, 1.f, 1.f};
zeus::CVector3f pmopVec;
auto matrixIt = x3c_parentMatrices.begin();
for (CParticleListItem& item : x2c_particleLists)
{
CParticle& particle = g_StaticParticleList[item.x0_partIdx];
g_currentParticle = &particle;
if (particle.x0_endFrame == -1)
{
++matrixIt;
continue;
}
CParticleGlobals::SetParticleLifetime(particle.x0_endFrame - particle.x28_startFrame);
int partFrame = x50_curFrame - particle.x28_startFrame - 1;
CParticleGlobals::UpdateParticleLifetimeTweenValues(partFrame);
CVectorElement* pmop = desc->x6c_x58_PMOP.get();
if (pmop)
pmop->GetValue(partFrame, pmopVec);
zeus::CTransform partTrans = zeus::CTransform::Translate(particle.x4_pos + trans);
if (x28_orientType == EModelOrientationType::One)
{
zeus::CTransform partRot(*matrixIt);
zeus::CVector3f pmopRotateOffset = (orient * partRot) * pmopVec;
partTrans = partTrans * partRot;
partTrans += pmopRotateOffset;
}
else
{
partTrans += orient * pmopVec;
}
if (pmrtConst)
{
partTrans = partTrans * rot;
}
else
{
if (pmrt)
{
zeus::CVector3f pmrtVal;
pmrt->GetValue(partFrame, pmrtVal);
rot = zeus::CTransform::RotateZ(zeus::degToRad(pmrtVal[2]));
rot.rotateLocalY(zeus::degToRad(pmrtVal[1]));
rot.rotateLocalX(zeus::degToRad(pmrtVal[0]));
partTrans = partTrans * (orient * rot);
}
else
{
partTrans = partTrans * rot;
}
}
CVectorElement* pmsc = desc->x74_x60_PMSC.get();
if (pmsc)
{
zeus::CVector3f pmscVal;
pmsc->GetValue(partFrame, pmscVal);
partTrans = partTrans * zeus::CTransform::Scale(pmscVal);
}
CColorElement* pmcl = desc->x78_x64_PMCL.get();
if (pmcl)
pmcl->GetValue(partFrame, col);
CGraphics::SetModelMatrix((xac_globalScaleTransform * partTrans) * x118_localScaleTransform);
if (desc->x45_24_x31_26_PMUS)
{
if (!texConst)
{
CTexture* tex = texr->GetValueTexture(x50_curFrame - particle.x28_startFrame).GetObj();
if (tex != cachedTex)
{
tex->Load(0, CTexture::EClampMode::One);
cachedTex = tex;
}
}
/* Draw: */
/* Pos: {0.5, 0.0, 0.5} Color: <col-variable> UV0: {uv[2], uv[3]} */
/* Pos: {-0.5, 0.0, 0.5} Color: <col-variable> UV0: {uv[0], uv[3]} */
/* Pos: {-0.5, 0.0, -0.5} Color: <col-variable> UV0: {uv[0], uv[1]} */
/* Pos: {0.5, 0.0, -0.5} Color: <col-variable> UV0: {uv[2], uv[1]} */
}
else
{
CModel* model = desc->x5c_x48_PMDL.m_token.GetObj();
if (desc->x44_31_x31_25_PMAB)
{
model->Draw({3, 0, 1, col});
}
else
{
if (1.f == col.a)
model->Draw({0, 0, 3, zeus::CColor::skWhite});
else
model->Draw({4, 0, 1, col});
}
}
++matrixIt;
}
if (x225_29_modelsUseLights)
CGraphics::DisableAllLights();
CGraphics::SetCullMode(ERglCullMode::Front);
if (moveRedToAlphaBuffer)
{
/* Restore passthrough */
}
}
void CElementGen::RenderLines()
{
CGenDescription* desc = x1c_genDesc.GetObj();
CGlobalRandom gr(x230_randState);
zeus::CTransform systemViewPointMatrix(CGraphics::g_ViewMatrix);
systemViewPointMatrix.origin.zeroOut();
zeus::CTransform systemCameraMatrix = systemViewPointMatrix.inverse() * x1d8_globalOrientation;
systemViewPointMatrix = ((zeus::CTransform::Translate(x88_globalTranslation) * xac_globalScaleTransform) * systemViewPointMatrix) * x118_localScaleTransform;
CGraphics::SetModelMatrix(systemViewPointMatrix);
CGraphics::SetAlphaCompare(ERglAlphaFunc::Always, 0, ERglAlphaOp::And, ERglAlphaFunc::Always, 0);
if (x224_26_AAPH)
{
CGraphics::SetDepthWriteMode(true, ERglEnum::LEqual, false);
CGraphics::SetBlendMode(ERglBlendMode::Blend, ERglBlendFactor::SrcAlpha, ERglBlendFactor::One, ERglLogicOp::Clear);
}
else
{
CGraphics::SetDepthWriteMode(true, ERglEnum::LEqual, true);
CGraphics::SetBlendMode(ERglBlendMode::Blend, ERglBlendFactor::SrcAlpha, ERglBlendFactor::InvSrcAlpha, ERglLogicOp::Clear);
}
CRealElement* widt = desc->x24_x18_WIDT.get();
bool widtConst = false;
if (widt)
widtConst = widt->IsConstant();
CUVElement* texr = desc->x54_x40_TEXR.get();
SUVElementSet uvs = {0.f, 0.f, 1.f, 1.f};
bool constTexr = true;
bool constUVs = true;
CTexture* cachedTex = nullptr;
zeus::CColor moduColor = zeus::CColor::skWhite;
if (texr)
{
CParticle& target = g_StaticParticleList[x2c_particleLists[0].x0_partIdx];
int partFrame = x50_curFrame - target.x28_startFrame;
cachedTex = texr->GetValueTexture(partFrame).GetObj();
cachedTex->Load(0, CTexture::EClampMode::One);
/* Set TEXC * RASC */
if (x30c_moduColor != zeus::CColor::skBlack)
{
/* Add RASC * PREVC pass for MODU color loaded into channel mat-color */
moduColor = x30c_moduColor;
}
constTexr = texr->HasConstantTexture();
texr->GetValueUV(partFrame, uvs);
constUVs = texr->HasConstantUV();
}
float constWidth = 1.f;
if (widtConst)
{
widt->GetValue(0, constWidth);
constWidth = std::max(0.f, std::min(constWidth, 42.5f));
}
m_lineRenderer->Reset();
for (CParticleListItem& item : x2c_particleLists)
{
CParticle& particle = g_StaticParticleList[item.x0_partIdx];
g_currentParticle = &particle;
int partFrame = x50_curFrame - particle.x28_startFrame;
if (!constTexr)
{
CTexture* tex = texr->GetValueTexture(partFrame).GetObj();
if (tex != cachedTex)
{
tex->Load(0, CTexture::EClampMode::One);
cachedTex = tex;
}
}
if (!constUVs)
texr->GetValueUV(partFrame, uvs);
zeus::CVector3f dVec = particle.x4_pos - particle.x10_prevPos;
if (x225_27_FXLL)
if (dVec.magSquared() >= 0.f)
dVec.normalize();
zeus::CVector3f p1 = systemCameraMatrix * particle.x4_pos;
zeus::CVector3f p2 = systemCameraMatrix * (particle.x2c_lineLengthOrSize * dVec + particle.x4_pos);
if (widtConst)
{
m_lineRenderer->AddVertex(p1, particle.x34_color, constWidth, {uvs.xMin, uvs.yMin});
m_lineRenderer->AddVertex(p2, particle.x34_color, constWidth, {uvs.xMax, uvs.yMax});
}
else
{
float width = 1.f;
widt->GetValue(0, width);
width = std::max(0.f, std::min(width, 42.5f));
m_lineRenderer->AddVertex(p1, particle.x34_color, width, {uvs.xMin, uvs.yMin});
m_lineRenderer->AddVertex(p2, particle.x34_color, width, {uvs.xMax, uvs.yMax});
}
}
m_lineRenderer->Render(moduColor);
}
void CElementGen::RenderParticles()
{
CGenDescription* desc = x1c_genDesc.GetObj();
CGlobalRandom gr(x230_randState);
CUVElement* texr = desc->x54_x40_TEXR.get();
CUVElement* tind = desc->x58_x44_TIND.get();
if (texr && tind)
{
RenderParticlesIndirectTexture();
return;
}
CRealElement* size = desc->x4c_x38_SIZE.get();
if (size && size->IsConstant())
{
float sizeVal;
size->GetValue(0, sizeVal);
if (sizeVal == 0.f)
{
size->GetValue(1, sizeVal);
if (sizeVal == 0.f)
return;
}
}
zeus::CTransform systemViewPointMatrix(CGraphics::g_ViewMatrix);
systemViewPointMatrix.origin.zeroOut();
zeus::CTransform systemCameraMatrix = systemViewPointMatrix.inverse() * x1d8_globalOrientation;
systemViewPointMatrix = ((zeus::CTransform::Translate(x88_globalTranslation) * xac_globalScaleTransform) * systemViewPointMatrix) * x118_localScaleTransform;
CGraphics::SetModelMatrix(systemViewPointMatrix);
CGraphics::SetAlphaCompare(ERglAlphaFunc::Always, 0, ERglAlphaOp::And, ERglAlphaFunc::Always, 0);
SUVElementSet uvs = {0.f, 0.f, 1.f, 1.f};
bool constTexr = true;
bool constUVs = true;
CTexture* cachedTex = nullptr;
SParticleUniforms uniformData =
{
CGraphics::GetPerspectiveProjectionMatrix(true) * CGraphics::g_GXModelView.toMatrix4f(),
{1.f, 1.f, 1.f, 1.f}
};
if (texr)
{
CParticle& target = g_StaticParticleList[x2c_particleLists[0].x0_partIdx];
int partFrame = x50_curFrame - target.x28_startFrame;
cachedTex = texr->GetValueTexture(partFrame).GetObj();
cachedTex->Load(0, CTexture::EClampMode::One);
if (x30c_moduColor != zeus::CColor::skBlack)
{
/* Add RASC * PREVC pass for MODU color loaded into channel mat-color */
uniformData.moduColor = x30c_moduColor;
}
constTexr = texr->HasConstantTexture();
texr->GetValueUV(partFrame, uvs);
constUVs = texr->HasConstantUV();
}
m_uniformBuf->load(&uniformData, sizeof(SParticleUniforms));
if (desc->x44_28_x30_28_SORT)
{
for (CParticleListItem& item : x2c_particleLists)
{
CParticle& particle = g_StaticParticleList[item.x0_partIdx];
item.x4_viewPoint = systemCameraMatrix * ((particle.x4_pos - particle.x10_prevPos) * x60_timeDeltaScale + particle.x10_prevPos);
}
std::sort(x2c_particleLists.begin(), x2c_particleLists.end(),
[](const CParticleListItem& a, const CParticleListItem& b) -> bool
{return a.x4_viewPoint[1] >= b.x4_viewPoint[1];});
}
bool moveRedToAlphaBuffer = false;
if (g_MoveRedToAlphaBuffer && x224_26_AAPH)
moveRedToAlphaBuffer = true;
if (moveRedToAlphaBuffer)
CGraphics::SetShaderDataBinding(m_redToAlphaDataBind);
else
CGraphics::SetShaderDataBinding(m_normalDataBind);
int mbspVal = std::max(1, x228_MBSP);
CParticleGlobals::SetEmitterTime(x50_curFrame);
if (!x224_29_MBLR)
{
switch (m_shaderClass)
{
case CElementGenShaders::EShaderClass::Tex:
g_instTexData.clear();
g_instTexData.reserve(x2c_particleLists.size());
break;
case CElementGenShaders::EShaderClass::NoTex:
g_instNoTexData.clear();
g_instNoTexData.reserve(x2c_particleLists.size());
break;
default:
Log.report(logvisor::Fatal, "unexpected particle shader class");
break;
}
for (CParticleListItem& item : x2c_particleLists)
{
CParticle& particle = g_StaticParticleList[item.x0_partIdx];
g_currentParticle = &particle;
int partFrame = x50_curFrame - particle.x28_startFrame - 1;
zeus::CVector3f viewPoint;
if (desc->x44_28_x30_28_SORT)
viewPoint = item.x4_viewPoint;
else
viewPoint = systemCameraMatrix * ((particle.x4_pos - particle.x10_prevPos) * x60_timeDeltaScale + particle.x10_prevPos);
if (!constTexr)
{
CTexture* tex = texr->GetValueTexture(partFrame).GetObj();
if (tex != cachedTex)
{
tex->Load(0, CTexture::EClampMode::One);
cachedTex = tex;
}
}
if (!constUVs)
{
CParticleGlobals::SetParticleLifetime(particle.x0_endFrame - particle.x28_startFrame);
CParticleGlobals::UpdateParticleLifetimeTweenValues(partFrame);
texr->GetValueUV(partFrame, uvs);
}
float size = 0.5f * particle.x2c_lineLengthOrSize;
size = 0.5f;
if (0.f == particle.x30_lineWidthOrRota)
{
switch (m_shaderClass)
{
case CElementGenShaders::EShaderClass::Tex:
{
g_instTexData.emplace_back();
SParticleInstanceTex& inst = g_instTexData.back();
inst.pos[0] = zeus::CVector4f{viewPoint.x + size, 0.f, viewPoint.z + size, 1.f};
inst.pos[1] = zeus::CVector4f{viewPoint.x - size, 0.f, viewPoint.z + size, 1.f};
inst.pos[2] = zeus::CVector4f{viewPoint.x + size, 0.f, viewPoint.z - size, 1.f};
inst.pos[3] = zeus::CVector4f{viewPoint.x - size, 0.f, viewPoint.z - size, 1.f};
inst.color = particle.x34_color;
inst.uvs[0] = {uvs.xMax, uvs.yMax};
inst.uvs[1] = {uvs.xMin, uvs.yMax};
inst.uvs[2] = {uvs.xMax, uvs.yMin};
inst.uvs[3] = {uvs.xMin, uvs.yMin};
break;
}
case CElementGenShaders::EShaderClass::NoTex:
{
g_instNoTexData.emplace_back();
SParticleInstanceNoTex& inst = g_instNoTexData.back();
inst.pos[0] = zeus::CVector4f{viewPoint.x + size, 0.f, viewPoint.z + size, 1.f};
inst.pos[1] = zeus::CVector4f{viewPoint.x - size, 0.f, viewPoint.z + size, 1.f};
inst.pos[2] = zeus::CVector4f{viewPoint.x + size, 0.f, viewPoint.z - size, 1.f};
inst.pos[3] = zeus::CVector4f{viewPoint.x - size, 0.f, viewPoint.z - size, 1.f};
inst.color = particle.x34_color;
break;
}
default: break;
}
}
else
{
float theta = zeus::degToRad(particle.x30_lineWidthOrRota);
float sinT = std::sin(theta) * size;
float cosT = sinf(theta) * size;
switch (m_shaderClass)
{
case CElementGenShaders::EShaderClass::Tex:
{
g_instTexData.emplace_back();
SParticleInstanceTex& inst = g_instTexData.back();
inst.pos[0] = zeus::CVector4f{viewPoint.x + sinT + cosT, 0.f, viewPoint.z + cosT - sinT, 1.f};
inst.pos[1] = zeus::CVector4f{viewPoint.x + sinT - cosT, 0.f, viewPoint.z + sinT + cosT, 1.f};
inst.pos[2] = zeus::CVector4f{viewPoint.x + (cosT - sinT), 0.f, viewPoint.z + (-cosT - sinT), 1.f};
inst.pos[3] = zeus::CVector4f{viewPoint.x - (sinT + cosT), 0.f, viewPoint.z - (cosT - sinT), 1.f};
inst.color = particle.x34_color;
inst.uvs[0] = {uvs.xMax, uvs.yMax};
inst.uvs[1] = {uvs.xMin, uvs.yMax};
inst.uvs[2] = {uvs.xMax, uvs.yMin};
inst.uvs[3] = {uvs.xMin, uvs.yMin};
break;
}
case CElementGenShaders::EShaderClass::NoTex:
{
g_instNoTexData.emplace_back();
SParticleInstanceNoTex& inst = g_instNoTexData.back();
inst.pos[0] = zeus::CVector4f{viewPoint.x + sinT + cosT, 0.f, viewPoint.z + cosT - sinT, 1.f};
inst.pos[1] = zeus::CVector4f{viewPoint.x + sinT - cosT, 0.f, viewPoint.z + sinT + cosT, 1.f};
inst.pos[2] = zeus::CVector4f{viewPoint.x + (cosT - sinT), 0.f, viewPoint.z + (-cosT - sinT), 1.f};
inst.pos[3] = zeus::CVector4f{viewPoint.x - (sinT + cosT), 0.f, viewPoint.z - (cosT - sinT), 1.f};
inst.color = particle.x34_color;
break;
}
default: break;
}
}
}
switch (m_shaderClass)
{
case CElementGenShaders::EShaderClass::Tex:
m_instBuf->load(g_instTexData.data(), g_instTexData.size() * sizeof(SParticleInstanceTex));
CGraphics::DrawInstances(0, 4, g_instTexData.size());
break;
case CElementGenShaders::EShaderClass::NoTex:
m_instBuf->load(g_instNoTexData.data(), g_instNoTexData.size() * sizeof(SParticleInstanceNoTex));
CGraphics::DrawInstances(0, 4, g_instNoTexData.size());
break;
default: break;
}
}
else
{
switch (m_shaderClass)
{
case CElementGenShaders::EShaderClass::Tex:
g_instTexData.clear();
g_instTexData.reserve(x2c_particleLists.size() * mbspVal);
break;
case CElementGenShaders::EShaderClass::NoTex:
g_instNoTexData.clear();
g_instNoTexData.reserve(x2c_particleLists.size() * mbspVal);
break;
default:
Log.report(logvisor::Fatal, "unexpected particle shader class");
break;
}
float mbspFac = 1.f / float(mbspVal);
for (CParticleListItem& item : x2c_particleLists)
{
CParticle& particle = g_StaticParticleList[item.x0_partIdx];
g_currentParticle = &particle;
int partFrame = x50_curFrame - particle.x28_startFrame - 1;
if (!constTexr)
{
CTexture* tex = texr->GetValueTexture(partFrame).GetObj();
if (tex != cachedTex)
{
tex->Load(0, CTexture::EClampMode::One);
cachedTex = tex;
}
}
if (!constUVs)
{
CParticleGlobals::SetParticleLifetime(particle.x0_endFrame - particle.x28_startFrame);
CParticleGlobals::UpdateParticleLifetimeTweenValues(partFrame);
texr->GetValueUV(partFrame, uvs);
}
zeus::CVector3f dVec = particle.x4_pos - particle.x10_prevPos;
zeus::CVector3f vec = dVec * x60_timeDeltaScale + particle.x10_prevPos;
zeus::CVector3f mbspVec = dVec * mbspFac;
float size = 0.5f * particle.x2c_lineLengthOrSize;
if (0.f == particle.x30_lineWidthOrRota)
{
for (int i=0 ; i<mbspVal ; ++i)
{
vec += mbspVec;
zeus::CVector3f vec2 = systemCameraMatrix * vec;
switch (m_shaderClass)
{
case CElementGenShaders::EShaderClass::Tex:
{
g_instTexData.emplace_back();
SParticleInstanceTex& inst = g_instTexData.back();
inst.pos[0] = zeus::CVector4f{vec2.x + size, vec2.y, vec2.z + size, 1.f};
inst.pos[1] = zeus::CVector4f{vec2.x - size, vec2.y, vec2.z + size, 1.f};
inst.pos[2] = zeus::CVector4f{vec2.x + size, vec2.y, vec2.z - size, 1.f};
inst.pos[3] = zeus::CVector4f{vec2.x - size, vec2.y, vec2.z - size, 1.f};
inst.color = particle.x34_color;
inst.uvs[0] = {uvs.xMax, uvs.yMax};
inst.uvs[1] = {uvs.xMin, uvs.yMax};
inst.uvs[2] = {uvs.xMax, uvs.yMin};
inst.uvs[3] = {uvs.xMin, uvs.yMin};
break;
}
case CElementGenShaders::EShaderClass::NoTex:
{
g_instNoTexData.emplace_back();
SParticleInstanceNoTex& inst = g_instNoTexData.back();
inst.pos[0] = zeus::CVector4f{vec2.x + size, vec2.y, vec2.z + size, 1.f};
inst.pos[1] = zeus::CVector4f{vec2.x - size, vec2.y, vec2.z + size, 1.f};
inst.pos[2] = zeus::CVector4f{vec2.x + size, vec2.y, vec2.z - size, 1.f};
inst.pos[3] = zeus::CVector4f{vec2.x - size, vec2.y, vec2.z - size, 1.f};
inst.color = particle.x34_color;
break;
}
default: break;
}
}
}
else
{
float theta = zeus::degToRad(particle.x30_lineWidthOrRota);
float sinT = std::sin(theta) * size;
float cosT = sinf(theta) * size;
for (int i=0 ; i<mbspVal ; ++i)
{
vec += mbspVec;
zeus::CVector3f vec2 = systemCameraMatrix * vec;
switch (m_shaderClass)
{
case CElementGenShaders::EShaderClass::Tex:
{
g_instTexData.emplace_back();
SParticleInstanceTex& inst = g_instTexData.back();
inst.pos[0] = zeus::CVector4f{vec2.x + sinT + cosT, vec2.y, vec2.z + cosT - sinT, 1.f};
inst.pos[1] = zeus::CVector4f{vec2.x + sinT - cosT, vec2.y, vec2.z + sinT + cosT, 1.f};
inst.pos[2] = zeus::CVector4f{vec2.x + (cosT - sinT), vec2.y, vec2.z + (-cosT - sinT), 1.f};
inst.pos[3] = zeus::CVector4f{vec2.x - (sinT + cosT), vec2.y, vec2.z - (cosT - sinT), 1.f};
inst.color = particle.x34_color;
inst.uvs[0] = {uvs.xMax, uvs.yMax};
inst.uvs[1] = {uvs.xMin, uvs.yMax};
inst.uvs[2] = {uvs.xMax, uvs.yMin};
inst.uvs[3] = {uvs.xMin, uvs.yMin};
break;
}
case CElementGenShaders::EShaderClass::NoTex:
{
g_instNoTexData.emplace_back();
SParticleInstanceNoTex& inst = g_instNoTexData.back();
inst.pos[0] = zeus::CVector4f{vec2.x + sinT + cosT, vec2.y, vec2.z + cosT - sinT, 1.f};
inst.pos[1] = zeus::CVector4f{vec2.x + sinT - cosT, vec2.y, vec2.z + sinT + cosT, 1.f};
inst.pos[2] = zeus::CVector4f{vec2.x + (cosT - sinT), vec2.y, vec2.z + (-cosT - sinT), 1.f};
inst.pos[3] = zeus::CVector4f{vec2.x - (sinT + cosT), vec2.y, vec2.z - (cosT - sinT), 1.f};
inst.color = particle.x34_color;
break;
}
default: break;
}
}
}
}
switch (m_shaderClass)
{
case CElementGenShaders::EShaderClass::Tex:
m_instBuf->load(g_instTexData.data(), g_instTexData.size() * sizeof(SParticleInstanceTex));
CGraphics::DrawInstances(0, 4, g_instTexData.size());
break;
case CElementGenShaders::EShaderClass::NoTex:
m_instBuf->load(g_instNoTexData.data(), g_instNoTexData.size() * sizeof(SParticleInstanceNoTex));
CGraphics::DrawInstances(0, 4, g_instNoTexData.size());
break;
default: break;
}
}
}
void CElementGen::RenderParticlesIndirectTexture()
{
CGenDescription* desc = x1c_genDesc.GetObj();
zeus::CTransform systemViewPointMatrix(CGraphics::g_ViewMatrix);
systemViewPointMatrix.origin.zeroOut();
zeus::CTransform systemCameraMatrix = systemViewPointMatrix.inverse() * x1d8_globalOrientation;
systemViewPointMatrix = ((zeus::CTransform::Translate(x88_globalTranslation) * xac_globalScaleTransform) * systemViewPointMatrix) * x118_localScaleTransform;
CGraphics::SetModelMatrix(systemViewPointMatrix);
SParticleUniforms uniformData =
{
CGraphics::GetPerspectiveProjectionMatrix(true) * CGraphics::g_GXModelView.toMatrix4f(),
{1.f, 1.f, 1.f, 1.f}
};
m_uniformBuf->load(&uniformData, sizeof(SParticleUniforms));
CGraphics::SetAlphaCompare(ERglAlphaFunc::Always, 0, ERglAlphaOp::And, ERglAlphaFunc::Always, 0);
if (x224_26_AAPH)
{
CGraphics::SetDepthWriteMode(true, ERglEnum::LEqual, true);
CGraphics::SetBlendMode(ERglBlendMode::Blend, ERglBlendFactor::SrcAlpha, ERglBlendFactor::One, ERglLogicOp::Clear);
}
else
{
CGraphics::SetDepthWriteMode(true, ERglEnum::LEqual, x224_27_ZBUF);
CGraphics::SetBlendMode(ERglBlendMode::Blend, ERglBlendFactor::SrcAlpha, ERglBlendFactor::InvSrcAlpha, ERglLogicOp::Clear);
}
CUVElement* texr = desc->x54_x40_TEXR.get();
CParticle& firstParticle = g_StaticParticleList[x2c_particleLists[0].x0_partIdx];
int partFrame = x50_curFrame - firstParticle.x28_startFrame;
CTexture* cachedTex = texr->GetValueTexture(partFrame).GetObj();
cachedTex->Load(0, CTexture::EClampMode::One);
SUVElementSet uvs = {0.f, 0.f, 1.f, 1.f};
bool constTexr = texr->HasConstantTexture();
texr->GetValueUV(partFrame, uvs);
bool constUVs = texr->HasConstantUV();
CUVElement* tind = desc->x58_x44_TIND.get();
CTexture* cachedIndTex = tind->GetValueTexture(partFrame).GetObj();
cachedIndTex->Load(2, CTexture::EClampMode::One);
SUVElementSet uvsInd = {0.f, 0.f, 1.f, 1.f};
bool constIndTexr = tind->HasConstantTexture();
bool constIndUVs = tind->HasConstantUV();
tind->GetValueUV(partFrame, uvsInd);
if (desc->x44_28_x30_28_SORT)
{
for (CParticleListItem& item : x2c_particleLists)
{
CParticle& particle = g_StaticParticleList[item.x0_partIdx];
item.x4_viewPoint = systemCameraMatrix * ((particle.x4_pos - particle.x10_prevPos) * x60_timeDeltaScale + particle.x10_prevPos);
}
std::sort(x2c_particleLists.begin(), x2c_particleLists.end(),
[](const CParticleListItem& a, const CParticleListItem& b) -> bool
{return a.x4_viewPoint[1] >= b.x4_viewPoint[1];});
}
g_instIndTexData.clear();
g_instIndTexData.reserve(x2c_particleLists.size());
for (CParticleListItem& item : x2c_particleLists)
{
CParticle& particle = g_StaticParticleList[item.x0_partIdx];
g_currentParticle = &particle;
int partFrame = x50_curFrame - particle.x28_startFrame;
zeus::CVector3f viewPoint;
if (desc->x44_28_x30_28_SORT)
viewPoint = item.x4_viewPoint;
else
viewPoint = systemCameraMatrix * ((particle.x4_pos - particle.x10_prevPos) * x60_timeDeltaScale + particle.x10_prevPos);
if (!constTexr)
{
CTexture* tex = texr->GetValueTexture(partFrame).GetObj();
if (tex != cachedTex)
{
tex->Load(0, CTexture::EClampMode::One);
cachedTex = tex;
}
}
if (!constIndTexr)
{
CTexture* tex = tind->GetValueTexture(partFrame).GetObj();
if (tex != cachedIndTex)
{
tex->Load(2, CTexture::EClampMode::One);
cachedIndTex = tex;
}
}
if (!constUVs)
texr->GetValueUV(partFrame, uvs);
if (!constIndUVs)
tind->GetValueUV(partFrame, uvsInd);
float size = 0.5f * particle.x2c_lineLengthOrSize;
zeus::CVector3f p1 = {viewPoint.x - size, viewPoint.y, viewPoint.z - size};
zeus::CVector3f p2 = {viewPoint.x + size, viewPoint.y, viewPoint.z + size};
SClipScreenRect clipRect = CGraphics::ClipScreenRectFromMS(p1, p2);
if (!clipRect.x0_valid)
continue;
CGraphics::ResolveSpareTexture(clipRect);
g_instIndTexData.emplace_back();
SParticleInstanceIndTex& inst = g_instIndTexData.back();
inst.pos[0] = zeus::CVector4f{viewPoint.x + size, viewPoint.y, viewPoint.z + size, 1.f};
inst.pos[1] = zeus::CVector4f{viewPoint.x - size, viewPoint.y, viewPoint.z + size, 1.f};
inst.pos[2] = zeus::CVector4f{viewPoint.x + size, viewPoint.y, viewPoint.z - size, 1.f};
inst.pos[3] = zeus::CVector4f{viewPoint.x - size, viewPoint.y, viewPoint.z - size, 1.f};
inst.color = particle.x34_color;
inst.texrTindUVs[0] = zeus::CVector4f{uvs.xMax, uvs.yMax, uvsInd.xMin, uvsInd.yMin};
inst.texrTindUVs[1] = zeus::CVector4f{uvs.xMin, uvs.yMax, uvsInd.xMin, uvsInd.yMax};
inst.texrTindUVs[2] = zeus::CVector4f{uvs.xMax, uvs.yMin, uvsInd.xMax, uvsInd.yMin};
inst.texrTindUVs[3] = zeus::CVector4f{uvs.xMin, uvs.yMin, uvsInd.xMax, uvsInd.yMax};
inst.sceneUVs = zeus::CVector4f{clipRect.x18_uvXMin, clipRect.x24_uvYMax, clipRect.x1c_uvXMax, clipRect.x20_uvYMin};
}
if (g_instIndTexData.size())
{
m_instBuf->load(g_instIndTexData.data(), g_instIndTexData.size() * sizeof(SParticleInstanceIndTex));
CGraphics::SetShaderDataBinding(m_normalDataBind);
CGraphics::DrawInstances(0, 4, g_instIndTexData.size());
}
}
void CElementGen::SetOrientation(const zeus::CTransform& orientation)
{
x178_orientation = orientation;
x1a8_orientationInverse = x178_orientation.inverse();
for (const std::unique_ptr<CElementGen>& ch : x234_activePartChildren)
ch->SetOrientation(orientation);
for (const std::unique_ptr<CElementGen>& ch : x248_finishPartChildren)
ch->SetOrientation(orientation);
for (const std::unique_ptr<CParticleSwoosh>& ch : x260_swhcChildren)
ch->SetOrientation(orientation);
for (const std::unique_ptr<CParticleElectric>& ch : x280_elscChildren)
ch->SetOrientation(orientation);
}
void CElementGen::SetTranslation(const zeus::CVector3f& translation)
{
x7c_translation = translation;
for (const std::unique_ptr<CElementGen>& ch : x234_activePartChildren)
ch->SetTranslation(translation);
for (const std::unique_ptr<CElementGen>& ch : x248_finishPartChildren)
ch->SetTranslation(translation);
for (const std::unique_ptr<CParticleSwoosh>& ch : x260_swhcChildren)
ch->SetTranslation(translation + x274_SSPO);
for (const std::unique_ptr<CParticleElectric>& ch : x280_elscChildren)
ch->SetTranslation(translation + x294_SEPO);
}
void CElementGen::SetGlobalOrientation(const zeus::CTransform& rotation)
{
x1d8_globalOrientation.setRotation(rotation);
for (const std::unique_ptr<CElementGen>& ch : x234_activePartChildren)
ch->SetGlobalOrientation(x1d8_globalOrientation);
for (const std::unique_ptr<CElementGen>& ch : x248_finishPartChildren)
ch->SetGlobalOrientation(x1d8_globalOrientation);
for (const std::unique_ptr<CParticleElectric>& ch : x280_elscChildren)
ch->SetGlobalOrientation(x1d8_globalOrientation);
}
void CElementGen::SetGlobalTranslation(const zeus::CVector3f& translation)
{
x88_globalTranslation = translation;
for (const std::unique_ptr<CElementGen>& ch : x234_activePartChildren)
ch->SetGlobalTranslation(translation);
for (const std::unique_ptr<CElementGen>& ch : x248_finishPartChildren)
ch->SetGlobalTranslation(translation);
for (const std::unique_ptr<CParticleSwoosh>& ch : x260_swhcChildren)
ch->SetGlobalTranslation(translation);
for (const std::unique_ptr<CParticleElectric>& ch : x280_elscChildren)
ch->SetGlobalTranslation(translation);
}
void CElementGen::SetGlobalScale(const zeus::CVector3f& scale)
{
xa0_globalScale = scale;
xac_globalScaleTransform = zeus::CTransform::Scale(scale);
xdc_globalScaleTransformInverse = zeus::CTransform::Scale(zeus::CVector3f::skOne / scale);
for (const std::unique_ptr<CElementGen>& ch : x234_activePartChildren)
ch->SetGlobalScale(scale);
for (const std::unique_ptr<CElementGen>& ch : x248_finishPartChildren)
ch->SetGlobalScale(scale);
for (const std::unique_ptr<CParticleSwoosh>& ch : x260_swhcChildren)
ch->SetGlobalScale(scale);
for (const std::unique_ptr<CParticleElectric>& ch : x280_elscChildren)
ch->SetGlobalScale(scale);
}
void CElementGen::SetLocalScale(const zeus::CVector3f& scale)
{
x10c_localScale = scale;
x118_localScaleTransform = zeus::CTransform::Scale(scale);
x148_localScaleTransformInverse = zeus::CTransform::Scale(zeus::CVector3f::skOne / scale);
for (const std::unique_ptr<CElementGen>& ch : x234_activePartChildren)
ch->SetLocalScale(scale);
for (const std::unique_ptr<CElementGen>& ch : x248_finishPartChildren)
ch->SetLocalScale(scale);
}
void CElementGen::SetParticleEmission(bool enabled)
{
x68_particleEmission = enabled;
for (const std::unique_ptr<CElementGen>& ch : x234_activePartChildren)
ch->SetParticleEmission(enabled);
for (const std::unique_ptr<CElementGen>& ch : x248_finishPartChildren)
ch->SetParticleEmission(enabled);
for (const std::unique_ptr<CParticleSwoosh>& ch : x260_swhcChildren)
ch->SetParticleEmission(enabled);
for (const std::unique_ptr<CParticleElectric>& ch : x280_elscChildren)
ch->SetParticleEmission(enabled);
}
void CElementGen::SetModulationColor(const zeus::CColor& color)
{
x30c_moduColor = color;
for (const std::unique_ptr<CElementGen>& ch : x234_activePartChildren)
ch->SetModulationColor(color);
for (const std::unique_ptr<CElementGen>& ch : x248_finishPartChildren)
ch->SetModulationColor(color);
for (const std::unique_ptr<CParticleSwoosh>& ch : x260_swhcChildren)
ch->SetModulationColor(color);
for (const std::unique_ptr<CParticleElectric>& ch : x280_elscChildren)
ch->SetModulationColor(color);
}
const zeus::CTransform& CElementGen::GetOrientation() const
{
return x178_orientation;
}
const zeus::CVector3f& CElementGen::GetTranslation() const
{
return x7c_translation;
}
const zeus::CTransform& CElementGen::GetGlobalOrientation() const
{
return x1d8_globalOrientation;
}
const zeus::CVector3f& CElementGen::GetGlobalTranslation() const
{
return x88_globalTranslation;
}
const zeus::CVector3f& CElementGen::GetGlobalScale() const
{
return xa0_globalScale;
}
const zeus::CColor& CElementGen::GetModulationColor() const
{
return x30c_moduColor;
}
bool CElementGen::IsSystemDeletable() const
{
for (const std::unique_ptr<CElementGen>& ch : x234_activePartChildren)
if (!ch->IsSystemDeletable())
return false;
for (const std::unique_ptr<CElementGen>& ch : x248_finishPartChildren)
if (!ch->IsSystemDeletable())
return false;
for (const std::unique_ptr<CParticleSwoosh>& ch : x260_swhcChildren)
if (!ch->IsSystemDeletable())
return false;
for (const std::unique_ptr<CParticleElectric>& ch : x280_elscChildren)
if (!ch->IsSystemDeletable())
return false;
if (x214_PSLT < x50_curFrame && x208_activeParticleCount == 0)
return true;
return false;
}
std::pair<zeus::CAABox, bool> CElementGen::GetBounds() const
{
if (GetParticleCountAll() == 0)
return {zeus::CAABox(), false};
else
return {x2c4_systemBounds, true};
}
u32 CElementGen::GetParticleCount() const
{
return x208_activeParticleCount;
}
bool CElementGen::SystemHasLight() const
{
return x2dc_lightType != LightType::None;
}
CLight CElementGen::GetLight() const
{
switch (x2dc_lightType)
{
case LightType::Directional:
return CLight::BuildDirectional(x2f4_LDIR.normalized(), x2e0_LCLR * x2e4_LINT);
case LightType::Spot:
return CLight::BuildSpot(x2e8_LOFF, x2f4_LDIR.normalized(), x2e0_LCLR * x2e4_LINT, x308_LSLA);
default:
{
float quad = x300_falloffType == EFalloffType::Quadratic ? x304_LFOR : 0.f;
float linear = x300_falloffType == EFalloffType::Linear ? x304_LFOR : 0.f;
float constant = x300_falloffType == EFalloffType::Constant ? 1.f : 0.f;
return CLight::BuildCustom(x2e8_LOFF, {1.f, 0.f, 0.f}, x2e0_LCLR,
constant, linear, quad, x2e4_LINT, 0.f, 0.f);
}
}
}
bool CElementGen::GetParticleEmission() const
{
return x68_particleEmission;
}
void CElementGen::DestroyParticles()
{
for (CParticleListItem& p : x2c_particleLists)
{
g_StaticFreeList[++g_FreeIndex] = p.x0_partIdx;
g_StaticParticleList[p.x0_partIdx].x0_endFrame = -1;
}
x2c_particleLists.clear();
x3c_parentMatrices.clear();
for (const std::unique_ptr<CElementGen>& ch : x234_activePartChildren)
ch->DestroyParticles();
for (const std::unique_ptr<CElementGen>& ch : x248_finishPartChildren)
ch->DestroyParticles();
}
void CElementGen::Reset()
{
x2c_particleLists.clear();
x3c_parentMatrices.clear();
x234_activePartChildren.clear();;
x248_finishPartChildren.clear();
x280_elscChildren.clear();
x260_swhcChildren.clear();
x50_curFrame = 0;
x58_curSeconds = 0.f;
x64_prevFrame = -1;
x208_activeParticleCount = 0;
x225_28_warmedUp = false;
}
}
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