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DrawList: fixed CloneOutput() taking a copy of the ImDrawListSharedData pointer. (#8894, #1860)

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Amend b82e99c032
This commit is contained in:
ocornut 2025-08-20 17:48:03 +02:00
parent 720e94f3da
commit 0c4f50090a
2 changed files with 3 additions and 2 deletions
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2
imgui.h
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@ -3316,7 +3316,7 @@ struct ImDrawList
// Advanced: Miscellaneous // Advanced: Miscellaneous
IMGUI_API void AddDrawCmd(); // This is useful if you need to forcefully create a new draw call (to allow for dependent rendering / blending). Otherwise primitives are merged into the same draw-call as much as possible IMGUI_API void AddDrawCmd(); // This is useful if you need to forcefully create a new draw call (to allow for dependent rendering / blending). Otherwise primitives are merged into the same draw-call as much as possible
IMGUI_API ImDrawList* CloneOutput() const; // Create a clone of the CmdBuffer/IdxBuffer/VtxBuffer. IMGUI_API ImDrawList* CloneOutput() const; // Create a clone of the CmdBuffer/IdxBuffer/VtxBuffer. For multi-threaded rendering, consider using `imgui_threaded_rendering` from https://github.com/ocornut/imgui_club instead.
// Advanced: Channels // Advanced: Channels
// - Use to split render into layers. By switching channels to can render out-of-order (e.g. submit FG primitives before BG primitives) // - Use to split render into layers. By switching channels to can render out-of-order (e.g. submit FG primitives before BG primitives)

3
imgui_draw.cpp
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@ -478,9 +478,10 @@ void ImDrawList::_ClearFreeMemory()
_Splitter.ClearFreeMemory(); _Splitter.ClearFreeMemory();
} }
// Note: For multi-threaded rendering, consider using `imgui_threaded_rendering` from https://github.com/ocornut/imgui_club
ImDrawList* ImDrawList::CloneOutput() const ImDrawList* ImDrawList::CloneOutput() const
{ {
ImDrawList* dst = IM_NEW(ImDrawList(_Data)); ImDrawList* dst = IM_NEW(ImDrawList(NULL));
dst->CmdBuffer = CmdBuffer; dst->CmdBuffer = CmdBuffer;
dst->IdxBuffer = IdxBuffer; dst->IdxBuffer = IdxBuffer;
dst->VtxBuffer = VtxBuffer; dst->VtxBuffer = VtxBuffer;