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Codefix: prevent inefficient reserve behaviour (#15081)

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Same as d3420e6e4c but for Town instead of Industry graph.
This commit is contained in:
Peter Nelson
2026-01-11 09:56:17 +00:00
committed by GitHub
parent d925595ad1
commit dc15cd30e8
1 changed files with 3 additions and 2 deletions
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5
src/graph_gui.cpp
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@@ -1923,12 +1923,13 @@ struct TownCargoGraphWindow : BaseCargoGraphWindow {
const Town *t = Town::Get(this->window_number);
this->data.clear();
this->data.reserve(
2 * std::ranges::count_if(t->supplied, &IsValidCargoType, &Town::SuppliedCargo::cargo));
for (const auto &s : t->supplied) {
if (!IsValidCargoType(s.cargo)) continue;
const CargoSpec *cs = CargoSpec::Get(s.cargo);
this->data.reserve(this->data.size() + 2);
DataSet &produced = this->data.emplace_back();
produced.colour = cs->legend_colour;
produced.exclude_bit = cs->Index();