Method Update

lib/imgui/imgui_widgets.cpp:6069–6085

}

void ImGuiMenuColumns::Update(int count, float spacing, bool clear)
{
    IM_ASSERT(count == IM_ARRAYSIZE(Pos));
    IM_UNUSED(count);
    Width = NextWidth = 0.0f;
    Spacing = spacing;
    if (clear)
        memset(NextWidths, 0, sizeof(NextWidths));
    for (int i = 0; i < IM_ARRAYSIZE(Pos); i++)
    {
        if (i > 0 && NextWidths[i] > 0.0f)
            Width += Spacing;
        Pos[i] = IM_FLOOR(Width);
        Width += NextWidths[i];
        NextWidths[i] = 0.0f;
    }
}

float ImGuiMenuColumns::DeclColumns(float w0, float w1, float w2) // not using va_arg because they promote float to double
{