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Code Issues 152 Wiki Activity

perf(gl46): leave out instance buckets before the culling, lod bounds once per model, shared walks of the shadow cascades

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Hirek
2026-10-22 20:13:25 +02:00
parent b343e98e22
commit 5d3f857c39
7 changed files with 250 additions and 51 deletions
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28
model/Model3d.cpp
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@@ -1616,6 +1616,7 @@ void TModel3d::AddTo(TSubModel *tmp, TSubModel *SubModel)
}
++iSubModelsCount; // teraz jest o 1 submodel więcej
iFlags |= 0x0200; // submodele są oddzielne
m_lodboundsfound = false; // the new submodel may have its own range
};
TSubModel *TModel3d::GetFromName(std::string const &Name) const
@@ -1643,6 +1644,33 @@ TModel3d::instance_submodels const &TModel3d::instance_parts()
return m_instancesubmodels;
}
// returns the distinct bounds of the visibility ranges of the submodels, sorted, finding them on first use
std::vector<float> const &TModel3d::lod_bounds()
{
if (false == m_lodboundsfound)
{
m_lodbounds.clear();
std::vector<TSubModel const *> pending{Root};
while (false == pending.empty())
{
auto const *submodel{pending.back()};
pending.pop_back();
if (submodel == nullptr)
continue;
if (submodel->fSquareMinDist > 0.f)
m_lodbounds.emplace_back(submodel->fSquareMinDist);
if (submodel->fSquareMaxDist < std::numeric_limits<float>::max())
m_lodbounds.emplace_back(submodel->fSquareMaxDist);
pending.push_back(submodel->Child);
pending.push_back(submodel->Next);
}
std::sort(m_lodbounds.begin(), m_lodbounds.end());
m_lodbounds.erase(std::unique(m_lodbounds.begin(), m_lodbounds.end()), m_lodbounds.end());
m_lodboundsfound = true;
}
return m_lodbounds;
}
// locates particle source submodels and stores them on internal list
nameoffset_sequence const &TModel3d::find_smoke_sources()
{