SCR_VideoSettingsSubMenu.c

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enum EWindowMode
{
    FULLSCREEN = 0, // keep order in the enum
    WINDOWED,
    MAXIMIZED,
    BORDERLESS,
};
 
/*
enum EAspectRatio
{
    ASPECT_RATIO_AUTO = 0, // keep order in the enum
    ASPECT_RATIO_16_9,
    ASPECT_RATIO_16_10,
    ASPECT_RATIO_4_3,
    ASPECT_RATIO_5_4,
    ASPECT_RATIO_32_9,
    ASPECT_RATIO_48_9,
};
// */
 
class SCR_VideoSettingsSubMenu : SCR_SettingsSubMenuBase
{
    protected ref array<int> m_aWidths = {};
    protected ref array<int> m_aHeights = {};
    protected ref array<int> m_aAAvalues = { 0, 2, 4, 8, 16, 32 };
 
    protected SCR_ComboBoxComponent m_ResolutionCombo;
    protected SCR_SliderComponent m_ResolutionScale;
    // protected SCR_ComboBoxComponent m_AspectRatio;
    protected SCR_SpinBoxComponent m_WindowMode;
    protected SCR_SpinBoxComponent m_MaxFPS;
 
    protected string m_sResolutionScaleLocalisation;
 
    protected UserSettings m_Video;
    protected UserSettings m_Pipeline;
    protected UserSettings m_ResourceManager;
 
    protected static const string RESOLUTION_FORMAT = "%1 × %2";
    protected static const int CUSTOM_PRESET_INDEX = 4; // 4 is the custom option for quality preset
 
    protected static const ref array<string> PRESET_SETTINGS = {
        /*
            the following settings are out of presets; they were not forgotten:
            "WindowMode"
            "Resolution"
            "ResolutionScale"
            "AspectRatio"
            "VSync"
            "MaxFPS"
            "DOF"       // scripted
            "NearDOF"   // scripted
        */
        "Detail",
        "DistantShadows",
        "EnvironmentQuality",
        "FoliageSmoothing",
        "GeometricDetail",
        "GrassDistance",
        "GrassLOD",
        "HardwareAA",
        "HBAO",                 // ambient occlusion
        "ObjectDrawDistance",
        "PostprocessAA",
        "RenderTargetFormat",
        "ShadowQuality",
        "SSDO",                 // contact shadow
        "SSR",                  // post-process quality
        // "TerrainDetail",     //disabled setting for now
        "TerrainSurfaceDetail",
        "TextureDetail",
        "TextureFiltering",
    };
 
    //------------------------------------------------------------------------------------------------
    override void OnMenuItemChanged(SCR_SettingsBindingBase binding)
    {
        // ignore this if we are loading settings
        if (m_bLoadingSettings)
            return;
 
        if (binding)
            SetQualityPresetIndex(binding.GetWidgetName());
 
        super.OnMenuItemChanged(binding);
    }
 
    //------------------------------------------------------------------------------------------------
    protected void OnCustomMenuItemChanged(string widgetName)
    {
        OnMenuItemChanged(new SCR_SettingsBindingBase("", "", widgetName));
    }
 
    //------------------------------------------------------------------------------------------------
    protected void SetQualityPresetIndex(string changedSetting)
    {
        if (!PRESET_SETTINGS.Contains(changedSetting))
            return;
 
        SCR_ComboBoxComponent qualityPreset = SCR_ComboBoxComponent.GetComboBoxComponent("QualityPreset", m_wRoot);
        if (qualityPreset)
            qualityPreset.SetCurrentItem(CUSTOM_PRESET_INDEX);
 
        BaseContainer display = GetGame().GetEngineUserSettings().GetModule("DisplayUserSettings");
        display.Set("OverallQuality", CUSTOM_PRESET_INDEX);
    }
 
    //------------------------------------------------------------------------------------------------
    override void OnTabCreate(Widget menuRoot, ResourceName buttonsLayout, int index)
    {
        super.OnTabCreate(menuRoot, buttonsLayout, index);
        
        m_ResourceManager = GetGame().GetEngineUserSettings().GetModule("ResourceManagerUserSettings");
        m_Pipeline = GetGame().GetEngineUserSettings().GetModule("PipelineUserSettings");
        m_Video = GetGame().GetEngineUserSettings().GetModule("VideoUserSettings");
 
        m_ResolutionScale = SCR_SliderComponent.GetSliderComponent("ResolutionScale", m_wRoot);
        m_ResolutionCombo = SCR_ComboBoxComponent.GetComboBoxComponent("Resolution", m_wRoot);
        // m_AspectRatio = SCR_ComboBoxComponent.GetComboBoxComponent("AspectRatio", m_wRoot);
        m_WindowMode = SCR_SpinBoxComponent.GetSpinBoxComponent("WindowMode", m_wRoot);
        m_MaxFPS = SCR_SpinBoxComponent.GetSpinBoxComponent("MaxFPS", m_wRoot);
 
        SCR_ComboBoxComponent aspectRatio = SCR_ComboBoxComponent.GetComboBoxComponent("AspectRatio", m_wRoot);
        if (aspectRatio)
            aspectRatio.SetVisible(false);
 
        // Create bindings and load all standard entries
        m_aSettingsBindings.Clear();
    
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("ResourceManagerUserSettings", "GeometricDetail", "GeometricDetail"));
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("TerrainGenMaterialSettings", "GeometryLevel", "TerrainDetail"));
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("VideoUserSettings", "Vsynch", "VSync"));
 
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("GrassMaterialSettings", "Lod", "GrassLOD"));
        // We are using game settings to be able to override distance of grass
        //m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("GrassMaterialSettings", "Distance", "GrassDistance"));
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("TerrainGenMaterialSettings", "Detail", "TerrainSurfaceDetail"));
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("MaterialSystemUserSettings", "TextureFilter", "TextureFiltering"));
 
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("GraphicsQualitySettings", "ObjectDrawDistanceScale", "ObjectDrawDistance"));
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("VideoUserSettings", "Atoc", "FoliageSmoothing"));
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("VideoUserSettings", "ResolutionScale", "ResolutionScale"));
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("VideoUserSettings", "FsrEnabled", "FSR"));
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("VideoUserSettings", "RenderFormat", "RenderTargetFormat"));
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("VideoUserSettings", "DistantShadowsQuality", "DistantShadows"));
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("VideoUserSettings", "EnvironmentQuality", "EnvironmentQuality"));
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("DisplayUserSettings", "OverallQuality", "QualityPreset"));
 
        // Post-process settings
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("DisplayUserSettings", "PPAA", "PostprocessAA", "PPQuality"));
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("DisplayUserSettings", "HBAO", "HBAO", "PPQuality"));
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("DisplayUserSettings", "SSDO", "SSDO", "PPQuality"));
        m_aSettingsBindings.Insert(new SCR_SettingBindingEngine("DisplayUserSettings", "SSR", "SSR", "PPQuality"));
        m_aSettingsBindings.Insert(new SCR_SettingBindingGameplay("SCR_VideoSettings", "m_iDofType", "DOF"));
        m_aSettingsBindings.Insert(new SCR_SettingBindingGameplay("SCR_VideoSettings", "m_bNearDofEffect", "NearDOF"));
 
        LoadSettings();
 
        SetupQualityPreset();
        SetupViewDistance();
        SetupGrassDistance();
        SetupResolution();
        SetupResolutionScale();
        SetupShadowQuality();
        SetupHardwareAA();
        SetupTextureDetail();
        SetupMaxFPS();
 
        RemoveQualityPresetFocus();
 
        // TODO: bind OnRenderResolutionChanged when Alt+Enter event (non-existing atm) is triggered
    }
 
    //------------------------------------------------------------------------------------------------
    protected void SetupTextureDetail(bool isInit = true)
    {
        if (!m_ResourceManager)
            return;
 
        SCR_SpinBoxComponent textureDetail = SCR_SpinBoxComponent.GetSpinBoxComponent("TextureDetail", m_wRoot);
        if (!textureDetail)
            return;
 
        float value, min, max, step, item;
        m_ResourceManager.Get("TextureDetail", value);
        m_ResourceManager.GetLimits(item, min, max, step);
 
        int current = (max - value);
        textureDetail.SetCurrentItem(current);
 
        if (isInit)
            textureDetail.m_OnChanged.Insert(OnTextureDetailChanged);
    }
 
    //------------------------------------------------------------------------------------------------
    protected void OnMaxFPSChanged(SCR_SpinBoxComponent comp, int i)
    {
        if (!comp || !m_MaxFPS || !m_Video)
            return;
 
        bool isEnabled = m_MaxFPS.GetCurrentIndex();
 
        int value = 0;
        if (isEnabled)
            value = m_MaxFPS.GetCurrentItem().ToInt();
 
        m_Video.Set("MaxFps", value);
 
        OnCustomMenuItemChanged("MaxFPS");
    }
 
    //------------------------------------------------------------------------------------------------
    protected void OnTextureDetailChanged(SCR_SpinBoxComponent comp, int i)
    {
        if (!m_ResourceManager)
            return;
 
        float min, max, step, item;
        m_ResourceManager.GetLimits(item, min, max, step);
 
        int current = max - i;
        m_ResourceManager.Set("TextureDetail", current);
 
        OnCustomMenuItemChanged("TextureDetail");
    }
 
    //------------------------------------------------------------------------------------------------
    protected void OnQualityPresetChanged(SCR_ComboBoxComponent combobox, int itemIndex)
    {
        if (m_bLoadingSettings)
            return;
 
        if (combobox.GetCurrentIndex() == CUSTOM_PRESET_INDEX)
            return;
        
        GetGame().ApplySettingsPreset();
        GetGame().UserSettingsChanged();
        LoadSettings(true, false);
        
        // all scripted widgets have to be manually done here
        m_bLoadingSettings = true;
 
        SetupHardwareAA(false);
        SetupTextureDetail(false);
        SetupShadowQuality(false);
 
        m_bLoadingSettings = false;
    }
 
    //------------------------------------------------------------------------------------------------
    protected void SetupQualityPreset()
    {
        SCR_ComboBoxComponent qualityPreset = SCR_ComboBoxComponent.GetComboBoxComponent("QualityPreset", m_wRoot);
        if (!qualityPreset)
            return;
 
        qualityPreset.m_OnChanged.Insert(OnQualityPresetChanged);
    }
 
    //------------------------------------------------------------------------------------------------
    protected void SetupHardwareAA(bool isInit = true)
    {
        if (!m_Video)
            return;
 
        SCR_SpinBoxComponent antiAliasing = SCR_SpinBoxComponent.GetSpinBoxComponent("HardwareAA", m_wRoot);
        if (!antiAliasing)
            return;
 
//#ifdef PLATFORM_CONSOLE
        // TODO: ifdefs are ugly and messy, make proper solution using menu configs and UI prefabs
        //antiAliasing.GetRootWidget().SetVisible(false);
        //return;
//#endif
 
        int value;
        m_Video.Get("Fsaa", value);
 
        int i = m_aAAvalues.Find(value);
        if (i > -1)
            antiAliasing.SetCurrentItem(i);
 
        if (isInit)
            antiAliasing.m_OnChanged.Insert(OnHardwareAAChanged);
 
        SCR_SpinBoxComponent foliageSmoothing = SCR_SpinBoxComponent.GetSpinBoxComponent("FoliageSmoothing", m_wRoot);
        if (foliageSmoothing && i == 0)
            foliageSmoothing.SetEnabled(false);
    }
 
    //------------------------------------------------------------------------------------------------
    protected void OnHardwareAAChanged(SCR_SpinBoxComponent comp, int i)
    {
        if (!m_Video || i < 0 || i >= m_aAAvalues.Count())
            return;
 
        m_Video.Set("Fsaa", m_aAAvalues[i]);
 
        SCR_SpinBoxComponent foliageSmoothing = SCR_SpinBoxComponent.GetSpinBoxComponent("FoliageSmoothing", m_wRoot);
        if (foliageSmoothing)
            foliageSmoothing.SetEnabled(i > 0);
 
        OnCustomMenuItemChanged("HardwareAA");
    }
 
    //------------------------------------------------------------------------------------------------
    protected void OnResolutionScaleChanged(SCR_SliderComponent comp, float value)
    {
        value = Math.Round(value * 100);
 
        comp.ShowCustomValue(value.ToString());
 
        OnRenderResolutionChanged();
 
        OnCustomMenuItemChanged("ResolutionScale");
    }
 
    //------------------------------------------------------------------------------------------------
    protected void OnRenderResolutionChanged()
    {
        if (!m_ResolutionScale || !m_sResolutionScaleLocalisation)
            return;
 
        TextWidget labelWidget = m_ResolutionScale.GetLabel();
        if (!labelWidget)
            return;
 
        float uiResWidth, uiResHeight;
        int renderResWidth, renderResHeight;
        GetGame().GetWorkspace().GetScreenSize(uiResWidth, uiResHeight);
        float scale = m_ResolutionScale.GetValue();
        renderResWidth = Math.Round(uiResWidth * scale);
        renderResHeight = Math.Round(uiResHeight * scale);
 
        labelWidget.SetTextFormat(m_sResolutionScaleLocalisation, renderResWidth, renderResHeight);
    }
 
    //------------------------------------------------------------------------------------------------
    protected void OnShadowDetailChanged(SCR_SpinBoxComponent comp, int i)
    {
        if (!m_Pipeline)
            return;
 
        m_Pipeline.Set("ShadowQuality", i + 1);
        OnCustomMenuItemChanged("ShadowQuality");
    }
 
    //------------------------------------------------------------------------------------------------
    protected void OnViewDistanceChanged(SCR_SliderComponent comp, float value)
    {
        GetGame().SetViewDistance(value);
        // Get desired type of DOF
        BaseContainer m_VideoSettings = GetGame().GetGameUserSettings().GetModule("SCR_VideoSettings");
        if (m_VideoSettings)
        {
            m_VideoSettings.Set("m_iViewDistance", value);
        }
        OnCustomMenuItemChanged("DrawDistance");
    }
    
    //------------------------------------------------------------------------------------------------
    protected void OnGrassDistanceChanged(SCR_SliderComponent comp, float value)
    {
        GetGame().SetGrassDistance(value);
        OnCustomMenuItemChanged("GrassDistance");
    }
 
    //------------------------------------------------------------------------------------------------
    protected void OnWindowModeChanged(SCR_SpinBoxComponent comp, int index)
    {
        if (!m_Video || !m_ResolutionCombo || !m_ResolutionScale)
            return;
 
        bool borderlessFullscreen = (index == 0);
 
        m_ResolutionCombo.GetRootWidget().SetVisible(!borderlessFullscreen);
        m_ResolutionScale.GetRootWidget().SetVisible(borderlessFullscreen);
 
        int nativeWidth, nativeHeight;
        float scale;
 
        if (borderlessFullscreen)
        {
            // Set to borderless fulscreen
            m_Video.Set("WindowMode", EWindowMode.BORDERLESS);
 
            SCR_ComboBoxComponent combo = SCR_ComboBoxComponent.GetComboBoxComponent("Resolution", m_wRoot);
            if (!combo)
                return;
 
            System.GetNativeResolution(nativeWidth, nativeHeight);
            int i = combo.GetCurrentIndex();
            scale = m_aWidths[i] / nativeWidth;
            m_Video.Set("ResolutionScale", scale);
 
            m_ResolutionScale.SetValue(scale);
        }
        else
        {
            // Set to windowed mode
            m_Video.Set("WindowMode", EWindowMode.WINDOWED);
 
            m_Video.Get("ResolutionScale", scale);
            System.GetNativeResolution(nativeWidth, nativeHeight);
 
            int width = nativeWidth * scale;
            int bestDiff = int.MAX;
            int bestIdx = 0;
 
            for (int i, cnt = m_aWidths.Count(); i < cnt; i++)
            {
                int diff = Math.AbsInt(m_aWidths[i] - width);
 
                if (diff < bestDiff)
                {
                    bestDiff = diff;
                    bestIdx = i;
 
                    if (diff == 0)
                        break;
                }
            }
 
            m_Video.Set("ScreenWidth", m_aWidths[bestIdx]);
            m_Video.Set("ScreenHeight", m_aHeights[bestIdx]);
            m_Video.Set("ResolutionScale", 1.0);
 
            SetResolutionCombo(m_ResolutionCombo);
        }
 
        OnCustomMenuItemChanged("WindowMode");
    }
 
    //------------------------------------------------------------------------------------------------
    protected void SetResolutionCombo(SCR_ComboBoxComponent combo)
    {
        if (!m_Video)
            return;
 
        int scale, nativeWidth, nativeHeight, width, height;
        m_Video.Get("ResolutionScale", scale);
        m_Video.Get("ScreenWidth", width);
        m_Video.Get("ScreenHeight", height);
        System.GetNativeResolution(nativeWidth, nativeHeight);
 
        width = width * scale;
        height = height * scale;
        int bestDiff = int.MAX;
        int bestIdx = 0;
 
        for (int i, cnt = m_aWidths.Count(); i < cnt; i++)
        {
            int diff = Math.AbsInt(m_aWidths[i] - width);
 
            if (diff < bestDiff)
            {
                bestDiff = diff;
                bestIdx = i;
                if (diff == 0)
                    break;
            }
        }
 
        int bestDiffH = int.MAX;
        int bestIdxH = 0;
 
        for (int i, cnt = m_aHeights.Count(); i < cnt; i++)
        {
            int diff = Math.AbsInt(m_aHeights[i] - height);
 
            if (diff < bestDiffH)
            {
                bestDiffH = diff;
                bestIdxH = i;
                if (diff == 0)
                    break;
            }
        }
 
        string resolutionStr = string.Format(RESOLUTION_FORMAT, m_aWidths[bestIdx], m_aHeights[bestIdxH]);
 
        foreach (int i, string elementName : combo.m_aElementNames)
        {
            if (elementName != resolutionStr)
                continue;
 
            combo.SetCurrentItem(i);
            return;
        }
    }
 
    //------------------------------------------------------------------------------------------------
    protected void SetupViewDistance()
    {
        float viewDistance;
        SCR_SliderComponent distance = SCR_SliderComponent.GetSliderComponent("DrawDistance", m_wRoot);
        if (!distance)
            return;
 
        float min = GetGame().GetMinimumViewDistance();
        float max = GetGame().GetMaximumViewDistance();
        
        // Get desired type of DOF
        BaseContainer m_VideoSettings = GetGame().GetGameUserSettings().GetModule("SCR_VideoSettings");
        if (m_VideoSettings)
        {
            m_VideoSettings.Get("m_iViewDistance", viewDistance);
            GetGame().SetViewDistance(viewDistance);
        }
        
        float current = GetGame().GetViewDistance();
        distance.SetMin(min);
        distance.SetMax(max);
        distance.SetStep(50);
 
        distance.SetValue(current);
        distance.GetOnChangedFinal().Insert(OnViewDistanceChanged);
    }
    
    //------------------------------------------------------------------------------------------------
    protected void SetupGrassDistance()
    {
        SCR_SliderComponent distance = SCR_SliderComponent.GetSliderComponent("GrassDistance", m_wRoot);
        if (!distance)
            return;
 
        int min = GetGame().GetMinimumGrassDistance();
        int max = GetGame().GetMaximumGrassDistance();
        int current = GetGame().GetGrassDistance();
        distance.SetMin(min);
        distance.SetMax(max);
        distance.SetStep(1);
 
        distance.SetValue(current);
        distance.GetOnChangedFinal().Insert(OnGrassDistanceChanged);
    }
 
    //------------------------------------------------------------------------------------------------
    protected void SetupShadowQuality(bool isInit = true)
    {
        if (!m_Pipeline)
            return;
        // Shadow detail quality is little special, because we want to skip the lowest setting
        SCR_SpinBoxComponent shadowDetail = SCR_SpinBoxComponent.GetSpinBoxComponent("ShadowQuality", m_wRoot);
        if (!shadowDetail)
            return;
 
        int shadowQuality;
        m_Pipeline.Get("ShadowQuality", shadowQuality);
        shadowDetail.SetCurrentItem(Math.ClampInt(shadowQuality - 1, 0, shadowDetail.GetNumItems() - 1));
 
        if (isInit)
            shadowDetail.m_OnChanged.Insert(OnShadowDetailChanged);
    }
 
    //------------------------------------------------------------------------------------------------
    protected void SetupResolution()
    {
        if (!m_ResolutionCombo || !m_ResolutionScale || !m_WindowMode || !m_Video)
            return;
 
        int mode;
        m_Video.Get("WindowMode", mode);
 
        // Hide resolutions if not in window mode
 
#ifdef PLATFORM_CONSOLE
        bool fullScreen = true;
        bool showWindowMode = false;
#else
        bool fullScreen = (mode != EWindowMode.WINDOWED);
        bool showWindowMode = true;
#endif
 
#ifdef WORKBENCH
        fullScreen = true;
        showWindowMode = false;
#endif
 
        if (showWindowMode)
        {
            m_WindowMode.SetCurrentItem(!fullScreen);
            m_WindowMode.m_OnChanged.Insert(OnWindowModeChanged);
        }
 
        m_WindowMode.GetRootWidget().SetVisible(showWindowMode);
 
        if (m_ResolutionScale)
            m_ResolutionScale.GetRootWidget().SetVisible(fullScreen);
        if (m_ResolutionCombo)
            m_ResolutionCombo.GetRootWidget().SetVisible(!fullScreen);
 
        System.GetSupportedResolutions(m_aWidths, m_aHeights);
        for (int i = 0, cnt = m_aWidths.Count(); i < cnt; i++)
        {
            m_ResolutionCombo.AddItem(string.Format(RESOLUTION_FORMAT, m_aWidths[i], m_aHeights[i]));
        }
 
        SetResolutionCombo(m_ResolutionCombo);
        m_ResolutionCombo.m_OnChanged.Insert(UpdateResolution);
    }
 
    //------------------------------------------------------------------------------------------------
    protected void SetupResolutionScale()
    {
        if (!m_ResolutionScale)
            return;
 
        float scale = m_ResolutionScale.GetValue() * 100;
        scale = Math.Round(scale);
        m_ResolutionScale.ShowCustomValue(scale.ToString());
 
        TextWidget labelWidget = m_ResolutionScale.GetLabel();
        if (labelWidget)
            m_sResolutionScaleLocalisation = labelWidget.GetText();
 
        m_ResolutionScale.m_OnChanged.Insert(OnResolutionScaleChanged);
        OnRenderResolutionChanged();
    }
 
    //------------------------------------------------------------------------------------------------
    protected  void RemoveQualityPresetFocus()
    {
        ButtonWidget qualityPreset = ButtonWidget.Cast(m_wRoot.FindAnyWidget("QualityPreset"));
        if (!qualityPreset)
            return;
 
        VerticalLayoutWidget settingsEntries = VerticalLayoutWidget.Cast(m_wScroll.FindAnyWidget("SettingsEntries"));
        if (!settingsEntries)
            return;
 
        Widget child = settingsEntries.GetChildren();
        while (child)
        {
            if (ButtonWidget.Cast(child))
            {
                GetGame().GetCallqueue().CallLater(GetGame().GetWorkspace().SetFocusedWidget, 0, false, child, false);
                return;
            }
            child = child.GetSibling();
        }
    }
 
    //------------------------------------------------------------------------------------------------
    protected void UpdateResolution(SCR_ComboBoxComponent resolution, int current)
    {
        if (!resolution || !m_Video)
            return;
 
        m_Video.Set("ScreenWidth", m_aWidths[current]);
        m_Video.Set("ScreenHeight", m_aHeights[current]);
 
        OnRenderResolutionChanged();
 
        OnCustomMenuItemChanged("Resolution");
    }
 
    //------------------------------------------------------------------------------------------------
    protected void SetupMaxFPS()
    {
        if (!m_Video || !m_MaxFPS)
            return;
 
        int maxFPS;
        m_Video.Get("MaxFps", maxFPS);
 
        if (maxFPS < 1)
        {
            m_MaxFPS.SetCurrentItem(0);
        }
        else
        {
            for (int i = 1, cnt = m_MaxFPS.GetNumItems(); i < cnt; i++)
            {
                if (m_MaxFPS.GetItemName(i).ToInt() == maxFPS)
                {
                    m_MaxFPS.SetCurrentItem(i);
                    break;
                }
            }
        }
 
        m_MaxFPS.m_OnChanged.Insert(OnMaxFPSChanged);
    }
}