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Fonts: fixed assertion failure when ImFontAtlasRectEntry::Generation overflows. (#8906)

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Christian Fillion 2025-08-27 00:05:30 -04:00 • committed by ocornut
parent 87c1ab7988
commit a309d2dcac
3 changed files with 9 additions and 5 deletions
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imgui_draw.cpp
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@ -4293,6 +4293,8 @@ void ImFontAtlasPackDiscardRect(ImFontAtlas* atlas, ImFontAtlasRectId id)
index_entry->IsUsed = false;
index_entry->TargetIndex = builder->RectsIndexFreeListStart;
index_entry->Generation++;
if (index_entry->Generation == 0)
index_entry->Generation++; // Keep non-zero on overflow
const int pack_padding = atlas->TexGlyphPadding;
builder->RectsIndexFreeListStart = index_idx;