bulk_wrapper.cpp

struct FUpdateHierarchyStaticState{
    static constexpr uint32 MaxSize = 100;
    
    FUpdateHierarchyStaticState() {
        Entities.Resize(MaxSize);
        Views.Resize(MaxSize);
        Positions.Resize(MaxSize);
        Alignments.Resize(MaxSize, {0.5f, 0.0f});
        Colors.Resize(MaxSize, {Color::ToFloatColor(0xbfbfbfff)});
        Fonts.Resize(MaxSize, {EFont::Small});
        SetTransientTexts.Resize(MaxSize);
        UIHierarchyItemTargets.Resize(MaxSize);
        InputInteractables.Resize(MaxSize, {Input::RectHover, {Layout::HierarchyItemInteraction}});
        
        memset(&Desc, 0, sizeof(Desc));
        Data = {nullptr, *Views, nullptr, *Positions, *Alignments, *Colors, *Fonts, *SetTransientTexts, *UIHierarchyItemTargets, *InputInteractables};
        Desc.data = (void **)*Data;
        Desc.entities = *Entities;
    }
    
    void Setup(ecs &ECS, entity_view Parent, const CView &InView) {
        Desc.ids[0] = ecs_pair(CChildOfObject::Relation, Parent);
        Desc.ids[1] = Component<CView>(ECS);
        Desc.ids[2] = Component<CIgnoreCamera>(ECS);
        Desc.ids[3] = Component<CPosition>(ECS);
        Desc.ids[4] = Component<CAlignment>(ECS);
        Desc.ids[5] = Component<CColor>(ECS);
        Desc.ids[6] = Component<CTextFont>(ECS);
        Desc.ids[7] = Component<CSetTransientText>(ECS);
        Desc.ids[8] = Component<CUIHierarchyItemTarget>(ECS);
        Desc.ids[9] = Component<CInputInteractable>(ECS);
        Desc.count = 0;
        View = InView;
    }
    
    void Add(entity_index Entity, const CPosition &Position, FStringView Text, entity_view Target) {
        Entities[Desc.count] = Entity;
        Positions[Desc.count] = Position;
        SetTransientTexts[Desc.count] = {Text};
        UIHierarchyItemTargets[Desc.count] = {Target};
        ++Desc.count;
    }
    
    void Submit(ecs &ECS) {
        for(int32 Index = 0; Index < Desc.count; ++Index) {
            Views[Index] = View;
        }
        ecs_bulk_init(ECS.c_ptr(), &Desc);
    }
    
    ecs_bulk_desc_t Desc;
    THeapArray<entity_index> Entities;
    CView View;
    THeapArray<CView> Views;
    THeapArray<CPosition> Positions;
    THeapArray<CAlignment> Alignments;
    THeapArray<CColor> Colors;
    THeapArray<CTextFont> Fonts;
    THeapArray<CSetTransientText> SetTransientTexts;
    THeapArray<CUIHierarchyItemTarget> UIHierarchyItemTargets;
    THeapArray<CInputInteractable> InputInteractables;
    TStaticArray<void const *, 10> Data;
};