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Fixed GetForegroundDrawList()/GetBackgroundDrawList() per-viewport buffers not being collected/ (#9303)

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ocornut
2026-03-18 16:48:18 +01:00
parent 709be8c495
commit 27cacb0e30
3 changed files with 19 additions and 7 deletions
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4
imgui_internal.h
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@@ -1958,7 +1958,7 @@ struct IMGUI_API ImGuiMultiSelectState
// Every instance of ImGuiViewport is in fact a ImGuiViewportP.
struct ImGuiViewportP : public ImGuiViewport
{
int BgFgDrawListsLastFrame[2]; // Last frame number the background (0) and foreground (1) draw lists were used
float BgFgDrawListsLastTimeActive[2]; // Last frame number the background (0) and foreground (1) draw lists were used
ImDrawList* BgFgDrawLists[2]; // Convenience background (0) and foreground (1) draw lists. We use them to draw software mouser cursor when io.MouseDrawCursor is set and to draw most debug overlays.
ImDrawData DrawDataP;
ImDrawDataBuilder DrawDataBuilder; // Temporary data while building final ImDrawData
@@ -1972,7 +1972,7 @@ struct ImGuiViewportP : public ImGuiViewport
ImVec2 BuildWorkInsetMin; // Work Area inset accumulator for current frame, to become next frame's WorkInset
ImVec2 BuildWorkInsetMax; // "
ImGuiViewportP() { BgFgDrawListsLastFrame[0] = BgFgDrawListsLastFrame[1] = -1; BgFgDrawLists[0] = BgFgDrawLists[1] = NULL; }
ImGuiViewportP() { BgFgDrawListsLastTimeActive[0] = BgFgDrawListsLastTimeActive[1] = -1.0f; BgFgDrawLists[0] = BgFgDrawLists[1] = NULL; }
~ImGuiViewportP() { if (BgFgDrawLists[0]) IM_DELETE(BgFgDrawLists[0]); if (BgFgDrawLists[1]) IM_DELETE(BgFgDrawLists[1]); }
// Calculate work rect pos/size given a set of offset (we have 1 pair of offset for rect locked from last frame data, and 1 pair for currently building rect)