bSupportHighRefreshRates

bSupportHighRefreshRates

#Overview

name: bSupportHighRefreshRates

The value of this variable can be defined or overridden in .ini config files. 1 .ini config file referencing this setting variable.

It is referenced in 2 C++ source files. Also referenced in 2 C# build files meaning it may affect the build system logic.

#Summary

#Setting Variables

#References In INI files

Location: <Workspace>/Engine/Config/BaseEngine.ini:2987, section: [/Script/IOSRuntimeSettings.IOSRuntimeSettings]

#References in C++ code

#Callsites

This variable is referenced in the following C++ source code:

#Loc: <Workspace>/Engine/Source/Runtime/IOS/IOSRuntimeSettings/Classes/IOSRuntimeSettings.h:209

Scope (from outer to inner):

file
class        class UIOSRuntimeSettings : public UObject

Source code excerpt:

    // Should the app be compatible for high refresh rate (iPhone only)
    UPROPERTY(GlobalConfig, EditAnywhere, Category = Rendering, meta = (DisplayName = "Enable ProMotion 120Hz on supported iPhone devices"))
    bool bSupportHighRefreshRates;
        
    /** Whether to enable LOD streaming for landscape visual meshes. Requires Metal support. */
    UPROPERTY(GlobalConfig, EditAnywhere, Category = Rendering, Meta = (DisplayName = "Stream landscape visual mesh LODs"))
    bool bStreamLandscapeMeshLODs;
    
    // Minimum iOS version this game supports

#Loc: <Workspace>/Engine/Source/Runtime/IOS/IOSRuntimeSettings/Private/IOSRuntimeSettings.cpp:59

Scope (from outer to inner):

file
function     UIOSRuntimeSettings::UIOSRuntimeSettings

Source code excerpt:

	bSupportsMetal = true;
	bSupportsMetalMRT = false;
    bSupportHighRefreshRates = false;
	bDisableHTTPS = false;
    bSupportsBackgroundAudio = false;
}

void UIOSRuntimeSettings::PostReloadConfig(class FProperty* PropertyThatWasLoaded)
{

#References in C# build files

This variable is referenced in the following C# build files:

Location: <Workspace>/Engine/Source/Programs/UnrealBuildTool/Platform/IOS/UEDeployIOS.cs:810

			// https://developer.apple.com/documentation/quartzcore/optimizing_promotion_refresh_rates_for_iphone_13_pro_and_ipad_pro
			bool bSupportHighRefreshRates = false;
			Ini.GetBool("/Script/IOSRuntimeSettings.IOSRuntimeSettings", "bSupportHighRefreshRates", out bSupportHighRefreshRates);
			if (bSupportHighRefreshRates)
			{
				Text.AppendLine("\t<key>CADisableMinimumFrameDurationOnPhone</key><true/>");
			}

			Text.AppendLine("\t<key>CFBundleSupportedPlatforms</key>");

Location: <Workspace>/Engine/Source/Programs/UnrealBuildTool/Platform/IOS/UEDeployIOS.cs:404

			// https://developer.apple.com/documentation/quartzcore/optimizing_promotion_refresh_rates_for_iphone_13_pro_and_ipad_pro
			bool bSupportHighRefreshRates = false;
			Ini.GetBool("/Script/IOSRuntimeSettings.IOSRuntimeSettings", "bSupportHighRefreshRates", out bSupportHighRefreshRates);
			if (bSupportHighRefreshRates)
			{
				Text.AppendLine("\t<key>CADisableMinimumFrameDurationOnPhone</key><true/>");
			}

			// disable exempt encryption