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Tables: Using same allocation for our Columns and DisplayOrder array. Mostly designed to facilitate adding new arrays.

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This commit is contained in:
omar
2020-03-18 18:17:22 +01:00
committed by ocornut
parent 6dff061309
commit a956629b40
2 changed files with 22 additions and 20 deletions
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7
imgui_internal.h
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@@ -1946,8 +1946,9 @@ struct ImGuiTable
{
ImGuiID ID;
ImGuiTableFlags Flags;
ImVector<ImGuiTableColumn> Columns;
ImVector<ImU8> DisplayOrder; // Store display order of columns (when not reordered, the values are 0...Count-1)
ImVector<char> RawData;
ImSpan<ImGuiTableColumn> Columns; // Point within RawData[]
ImSpan<ImS8> DisplayOrder; // Point within RawData[]. Store display order of columns (when not reordered, the values are 0...Count-1)
ImU64 ActiveMaskByIndex; // Column Index -> IsActive map (Active == not hidden by user/api) in a format adequate for iterating column without touching cold data
ImU64 ActiveMaskByDisplayOrder; // Column DisplayOrder -> IsActive map
ImU64 VisibleMaskByIndex; // Visible (== Active and not Clipped)
@@ -1992,7 +1993,7 @@ struct ImGuiTable
ImGuiWindow* OuterWindow; // Parent window for the table
ImGuiWindow* InnerWindow; // Window holding the table data (== OuterWindow or a child window)
ImGuiTextBuffer ColumnsNames; // Contiguous buffer holding columns names
ImDrawListSplitter DrawSplitter; // We carry our own ImDrawList splitter to allow recursion (could be stored outside?)
ImDrawListSplitter DrawSplitter; // We carry our own ImDrawList splitter to allow recursion (FIXME: could be stored outside, worst case we need 1 splitter per recursing table)
ImVector<ImGuiTableSortSpecsColumn> SortSpecsData; // FIXME-OPT: Fixed-size array / small-vector pattern, optimize for single sort spec
ImGuiTableSortSpecs SortSpecs; // Public facing sorts specs, this is what we return in TableGetSortSpecs()
ImS8 SortSpecsCount;