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Fonts: clarify that ClearFonts() be useful over calling Clear().

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ocornut
2026-05-11 17:45:20 +02:00
parent b8f6c51af7
commit 73afb6b6e6
2 changed files with 6 additions and 4 deletions
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5
imgui_draw.cpp
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@@ -2684,7 +2684,9 @@ ImFontAtlas::~ImFontAtlas()
TexData = NULL;
}
// If you call this mid-frame, you would need to add new font and bind them!
// You probably should not call this directly. It is not well specified.
// If you want to replace all your fonts mid-frame, most likely you should instead call ClearFonts() then load the new fonts.
// Calling this mid-frame will discard the CPU-side copy of the texture data which is generally unreliable as you may have textures queued for creation or updates.
void ImFontAtlas::Clear()
{
bool backup_renderer_has_textures = RendererHasTextures;
@@ -2715,7 +2717,6 @@ void ImFontAtlas::ClearFonts()
void ImFontAtlas::ClearInputData()
{
IM_ASSERT(!Locked && "Cannot modify a locked ImFontAtlas!");
for (ImFont* font : Fonts)
ImFontAtlasFontDestroyOutput(this, font);
for (ImFontConfig& font_cfg : Sources)