Unreal Engine 4.26 Documentation

Unreal Engine 4.27 Documentation

Unreal Engine 5.0 Documentation

Unreal Engine 5.1 Documentation

Unreal Engine 5.2 Documentation

Unreal Engine 5.3 Documentation

> Unreal Engine API Reference > Runtime > Engine > FEngineShowFlags > EShowFlag

Light Theme

Dark Theme

EShowFlag

Windows

MacOS

Linux

References

Module	Engine
Header	/Engine/Source/Runtime/Engine/Public/ShowFlags.h
Include	#include "ShowFlags.h"

Syntax

enum EShowFlag
{
    SF_PostProcessing,
    SF_Bloom,
    SF_Tonemapper,
    SF_AntiAliasing,
    SF_TemporalAA,
    SF_AmbientCubemap,
    SF_EyeAdaptation,
    SF_VisualizeHDR,
    SF_LensFlares,
    SF_GlobalIllumination,
    SF_Vignette,
    SF_Grain,
    SF_AmbientOcclusion,
    SF_Decals,
    SF_CameraImperfections,
    SF_OnScreenDebug,
    SF_OverrideDiffuseAndSpecular,
    SF_LightingOnlyOverride,
    SF_ReflectionOverride,
    SF_VisualizeBuffer,
    SF_DirectLighting,
    SF_DirectionalLights,
    SF_PointLights,
    SF_SpotLights,
    SF_RectLights,
    SF_ColorGrading,
    SF_VectorFields,
    SF_DepthOfField,
    SF_GBufferHints,
    SF_MotionBlur,
    SF_CompositeEditorPrimitives,
    SF_TestImage,
    SF_VisualizeDOF,
    SF_VertexColors,
    SF_PhysicalMaterialMasks,
    SF_Refraction,
    SF_CameraInterpolation,
    SF_SceneColorFringe,
    SF_SeparateTranslucency,
    SF_ScreenPercentage,
    SF_VisualizeMotionBlur,
    SF_ReflectionEnvironment,
    SF_VisualizeOutOfBoundsPixels,
    SF_Diffuse,
    SF_Specular,
    SF_SelectionOutline,
    SF_ScreenSpaceReflections,
    SF_ContactShadows,
    SF_RayTracedDistanceFieldShadows,
    SF_CapsuleShadows,
    SF_SubsurfaceScattering,
    SF_VisualizeSSS,
    SF_VolumetricLightmap,
    SF_IndirectLightingCache,
    SF_DebugAI,
    SF_VisLog,
    SF_Navigation,
    SF_GameplayDebug,
    SF_TexturedLightProfiles,
    SF_LightFunctions,
    SF_Tessellation,
    SF_InstancedStaticMeshes,
    SF_InstancedFoliage,
    SF_HISMCOcclusionBounds,
    SF_HISMCClusterTree,
    SF_InstancedGrass,
    SF_DynamicShadows,
    SF_Particles,
    SF_SkeletalMeshes,
    SF_BuilderBrush,
    SF_Translucency,
    SF_BillboardSprites,
    SF_LOD,
    SF_LightComplexity,
    SF_ShaderComplexity,
    SF_StationaryLightOverlap,
    SF_LightMapDensity,
    SF_StreamingBounds,
    SF_Constraints,
    SF_MassProperties,
    SF_CameraFrustums,
    SF_AudioRadius,
    SF_ForceFeedbackRadius,
    SF_BSPSplit,
    SF_Brushes,
    SF_Lighting,
    SF_DeferredLighting,
    SF_Editor,
    SF_BSPTriangles,
    SF_LargeVertices,
    SF_Grid,
    SF_Snap,
    SF_MeshEdges,
    SF_Cover,
    SF_Splines,
    SF_Selection,
    SF_ModeWidgets,
    SF_Bounds,
    SF_HitProxies,
    SF_PropertyColoration,
    SF_LightInfluences,
    SF_Pivot,
    SF_ShadowFrustums,
    SF_Wireframe,
    SF_Materials,
    SF_StaticMeshes,
    SF_Landscape,
    SF_LightRadius,
    SF_Fog,
    SF_Volumes,
    SF_Game,
    SF_LevelColoration,
    SF_BSP,
    SF_Collision,
    SF_CollisionVisibility,
    SF_CollisionPawn,
    SF_LightShafts,
    SF_PostProcessMaterial,
    SF_Atmosphere,
    SF_CameraAspectRatioBars,
    SF_CameraSafeFrames,
    SF_TextRender,
    SF_Rendering,
    SF_HighResScreenshotMask,
    SF_HMDDistortion,
    SF_StereoRendering,
    SF_DistanceCulledPrimitives,
    SF_VisualizeLightCulling,
    SF_PrecomputedVisibility,
    SF_SkyLighting,
    SF_VisualizeLPV,
    SF_PreviewShadowsIndicator,
    SF_PrecomputedVisibilityCells,
    SF_VisualizeVolumetricLightmap,
    SF_VolumeLightingSamples,
    SF_Paper2DSprites,
    SF_VisualizeDistanceFieldAO,
    SF_VisualizeDistanceFieldGI,
    SF_VisualizeMeshDistanceFields,
    SF_VisualizeGlobalDistanceField,
    SF_ScreenSpaceAO,
    SF_DistanceFieldAO,
    SF_DistanceFieldGI,
    SF_VolumetricFog,
    SF_VisualizeSSR,
    SF_VisualizeShadingModels,
    SF_VisualizeSenses,
    SF_LODColoration,
    SF_HLODColoration,
    SF_QuadOverdraw,
    SF_ShaderComplexityWithQuadOverdraw,
    SF_PrimitiveDistanceAccuracy,
    SF_MeshUVDensityAccuracy,
    SF_MaterialTextureScaleAccuracy,
    SF_OutputMaterialTextureScales,
    SF_RequiredTextureResolution,
    SF_WidgetComponents,
    SF_Bones,
    SF_MediaPlanes,
    SF_VREditing,
    SF_OcclusionMeshes,
    SF_PathTracing,
    SF_RayTracingDebug,
    SF_VisualizeSkyAtmosphere,
}

Values

Name	Description
SF_PostProcessing	Affects all postprocessing features, depending on viewmode this is on or off, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's used by ReflectionEnviromentCapture
SF_Bloom	Bloom, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_Tonemapper	HDR->LDR conversion is done through a tone mapper (otherwise linear mapping is used)
SF_AntiAliasing	Any Anti-aliasing e.g. FXAA, Temporal AA, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_TemporalAA	Only used in AntiAliasing is on, true:uses Temporal AA, otherwise FXAA, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_AmbientCubemap	E.g. Ambient cube map, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_EyeAdaptation	Human like eye simulation to adapt to the brightness of the view, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_VisualizeHDR	Display a histogram of the scene HDR color
SF_LensFlares	Image based lens flares (Simulate artifact of reflections within a camera system)
SF_GlobalIllumination	Show indirect lighting component, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's needed by r.GBuffer
SF_Vignette	Darkens the screen borders (Camera artifact and artistic effect)
SF_Grain	Fine film grain
SF_AmbientOcclusion	Screen Space Ambient Occlusion, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_Decals	Decal rendering, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_CameraImperfections	Like bloom dirt mask
SF_OnScreenDebug	To allow to disable visualizetexture for some editor rendering (e.g. thumbnail rendering)
SF_OverrideDiffuseAndSpecular	Needed for VMI_Lit_DetailLighting, Whether to override material diffuse and specular with constants, used by the Detail Lighting viewmode.
SF_LightingOnlyOverride	Needed for VMI_LightingOnly, Whether to override material diffuse with constants, used by the Lighting Only viewmode.
SF_ReflectionOverride	Needed for VMI_ReflectionOverride, Whether to override all materials to be smooth, mirror reflections.
SF_VisualizeBuffer	Needed for VMI_VisualizeBuffer, Whether to enable the buffer visualization mode.
SF_DirectLighting	Allows to disable all direct lighting (does not affect indirect light)
SF_DirectionalLights	Allows to disable lighting from Directional Lights
SF_PointLights	Allows to disable lighting from Point Lights, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_SpotLights	Allows to disable lighting from Spot Lights, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_RectLights	Allows to disable lighting from Rect Lights, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_ColorGrading	Color correction after tone mapping
SF_VectorFields	Visualize vector fields.
SF_DepthOfField	Depth of Field
SF_GBufferHints	Highlight materials that indicate performance issues or show unrealistic materials
SF_MotionBlur	MotionBlur, for now only camera motion blur, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_CompositeEditorPrimitives	Whether to render the editor gizmos and other foreground editor widgets off screen and apply them after post process, only needed for the editor
SF_TestImage	Shows a test image that allows to tweak the monitor colors, borders and allows to judge image and temporal aliasing
SF_VisualizeDOF	Helper to tweak depth of field
SF_VertexColors	Show Vertex Colors
SF_PhysicalMaterialMasks	Show Physical Material Masks
SF_Refraction	Render Post process (screen space) distortion/refraction
SF_CameraInterpolation	Usually set in game or when previewing Matinee but not in editor, used for motion blur or any kind of rendering features that rely on the former frame
SF_SceneColorFringe	Post processing color fringe (chromatic aberration)
SF_SeparateTranslucency	If Translucency should be rendered into a separate RT and composited without DepthOfField, can be disabled in the materials (affects sorting), SHOWFLAG_ALWAYS_ACCESSIBLE for now because USceneCaptureComponent needs that
SF_ScreenPercentage	If Screen Percentage should be applied.
SF_VisualizeMotionBlur	Helper to tweak motion blur settings
SF_ReflectionEnvironment	Whether to display the Reflection Environment feature, which has local reflections from Reflection Capture actors, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_VisualizeOutOfBoundsPixels	Visualize pixels that are outside of their object's bounding box (content error).
SF_Diffuse	Whether to display the scene's diffuse.
SF_Specular	Whether to display the scene's specular, including reflections.
SF_SelectionOutline	Outline around selected objects in the editor
SF_ScreenSpaceReflections	If screen space reflections are enabled, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_ContactShadows	If Screen space contact shadows are enabled.
SF_RayTracedDistanceFieldShadows	If RTDF shadows are enabled.
SF_CapsuleShadows	If Capsule shadows are enabled.
SF_SubsurfaceScattering	If Screen Space Subsurface Scattering enabled
SF_VisualizeSSS	If Screen Space Subsurface Scattering visualization is enabled
SF_VolumetricLightmap	Whether to apply volumetric lightmap lighting, when present.
SF_IndirectLightingCache	If the indirect lighting cache is enabled, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_DebugAI	Calls debug drawing for AIs
SF_VisLog	Calls debug drawing for whatever LogVisualizer wants to draw
SF_Navigation	Whether to draw navigation data
SF_GameplayDebug	Used by gameplay debugging components to debug-draw on screen
SF_TexturedLightProfiles	LightProfiles, usually 1d textures to have a light (IES), for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_LightFunctions	LightFunctions (masking light sources with a material), for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_Tessellation	Hardware Tessellation (DX11 feature)
SF_InstancedStaticMeshes	Draws instanced static meshes that are not foliage or grass, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_InstancedFoliage	Draws instanced foliage, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_HISMCOcclusionBounds	Allow to see the foliage bounds used in the occlusion test
SF_HISMCClusterTree	Allow to see the cluster tree bounds used used to generate the occlusion bounds and in the culling
SF_InstancedGrass	Draws instanced grass, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_DynamicShadows	Non baked shadows, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_Particles	Particles, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_SkeletalMeshes	If SkeletalMeshes are getting rendered, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_BuilderBrush	If the builder brush (editor) is getting rendered
SF_Translucency	Render translucency, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_BillboardSprites	Draw billboard components
SF_LOD	Use LOD parenting, MinDrawDistance, etc. If disabled, will show LOD parenting lines
SF_LightComplexity	Needed for VMI_LightComplexity
SF_ShaderComplexity	Needed for VMI_ShaderComplexity, render world colored by shader complexity
SF_StationaryLightOverlap	Needed for VMI_StationaryLightOverlap, render world colored by stationary light overlap
SF_LightMapDensity	Needed for VMI_LightmapDensity and VMI_LitLightmapDensity, render checkerboard material with UVs scaled by lightmap resolution w.
SF_StreamingBounds	Render streaming bounding volumes for the currently selected texture
SF_Constraints	Render joint limits
SF_MassProperties	Render mass debug data
SF_CameraFrustums	Draws camera frustums
SF_AudioRadius	Draw sound actor radii
SF_ForceFeedbackRadius	Draw force feedback radii
SF_BSPSplit	Colors BSP based on model component association
SF_Brushes	Show editor (wireframe) brushes, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_Lighting	Show the usual material light interaction
SF_DeferredLighting	Execute the deferred light passes, can be disabled for debugging, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_Editor	Special: Allows to hide objects in the editor, is evaluated per primitive
SF_BSPTriangles	Needed for VMI_BrushWireframe and VMI_LitLightmapDensity, Draws BSP triangles
SF_LargeVertices	Displays large clickable icons on static mesh vertices, only needed for the editor
SF_Grid	To show the grid in editor (grey lines and red dots)
SF_Snap	To show the snap in editor (only for editor view ports, red dots)
SF_MeshEdges	In the filled view modeModeWidgetss, render mesh edges as well as the filled surfaces.
SF_Cover	Complex cover rendering
SF_Splines	Spline rendering
SF_Selection	Selection rendering, could be useful in game as well
SF_ModeWidgets	Draws mode specific widgets and controls in the viewports (should only be set on viewport clients that are editing the level itself)
SF_Bounds
SF_HitProxies	Draws each hit proxy in the scene with a different color, for now only available in the editor
SF_PropertyColoration	Render objects with colors based on the property values
SF_LightInfluences	Draw lines to lights affecting this mesh if its selected.
SF_Pivot	For the Editor
SF_ShadowFrustums	Draws un-occluded shadow frustums in wireframe
SF_Wireframe	Needed for VMI_Wireframe and VMI_BrushWireframe
SF_Materials
SF_StaticMeshes	For now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_Landscape	For now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_LightRadius
SF_Fog	Draws fog, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_Volumes	Draws Volumes
SF_Game	If this is a game viewport, needed?
SF_LevelColoration	Render objects with colors based on what the level they belong to
SF_BSP	Draws BSP brushes (in game or editor textured triangles usually with lightmaps), for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_Collision	Collision drawing
SF_CollisionVisibility	Collision blocking visibility against complex
SF_CollisionPawn	Collision blocking pawn against simple collision
SF_LightShafts	Render LightShafts, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_PostProcessMaterial	Render the PostProcess Material
SF_Atmosphere	Render Sky and Atmospheric lighting, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_CameraAspectRatioBars	Render safe frames bars
SF_CameraSafeFrames	Render safe frames
SF_TextRender	Render TextRenderComponents (3D text), for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_Rendering	Any rendering/buffer clearing (good for benchmarking and for pausing rendering while the app is not in focus to save cycles).
SF_HighResScreenshotMask	Show the current mask being used by the highres screenshot capture
SF_HMDDistortion	Distortion of output for HMD devices, SHOWFLAG_ALWAYS_ACCESSIBLE for now because USceneCaptureComponent needs that
SF_StereoRendering	Whether to render in stereoscopic 3d, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's used by StereoRendering
SF_DistanceCulledPrimitives	Show objects even if they should be distance culled, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_VisualizeLightCulling	To visualize the culling in Tile Based Deferred Lighting, later for non tiled as well
SF_PrecomputedVisibility	To disable precomputed visibility
SF_SkyLighting	Contribution from sky light, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_VisualizeLPV	Visualize Light Propagation Volume, for developer (by default off):
SF_PreviewShadowsIndicator	Visualize preview shadow indicator
SF_PrecomputedVisibilityCells	Visualize precomputed visibility cells
SF_VisualizeVolumetricLightmap	Visualize volumetric lightmap used for GI on dynamic objects
SF_VolumeLightingSamples	Visualize volume lighting samples used for GI on dynamic objects
SF_Paper2DSprites	Render Paper2D sprites, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_VisualizeDistanceFieldAO	Visualization of distance field AO
SF_VisualizeDistanceFieldGI	Visualization of distance field GI
SF_VisualizeMeshDistanceFields	Mesh Distance fields
SF_VisualizeGlobalDistanceField	Global Distance field
SF_ScreenSpaceAO	Screen space AO, for now SHOWFLAG_ALWAYS_ACCESSIBLE because r.GBuffer need that
SF_DistanceFieldAO	Distance field AO, for now SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_DistanceFieldGI	Distance field GI
SF_VolumetricFog	SHOWFLAG_ALWAYS_ACCESSIBLE because it's exposed in SceneCapture
SF_VisualizeSSR	Visualize screen space reflections, for developer (by default off):
SF_VisualizeShadingModels	Visualize the Shading Models, mostly or debugging and profiling
SF_VisualizeSenses	Visualize the senses configuration of AIs' PawnSensingComponent
SF_LODColoration	Visualize LOD Coloration
SF_HLODColoration	Visualize HLOD Coloration
SF_QuadOverdraw	Visualize screen quads
SF_ShaderComplexityWithQuadOverdraw	Visualize the overhead of material quads
SF_PrimitiveDistanceAccuracy	Visualize the accuracy of the primitive distance computed for texture streaming
SF_MeshUVDensityAccuracy	Visualize the accuracy of the mesh UV density computed for texture streaming
SF_MaterialTextureScaleAccuracy	Visualize the accuracy of CPU material texture scales when compared to the GPU values
SF_OutputMaterialTextureScales	Outputs the material texture scales.
SF_RequiredTextureResolution	Compare the required texture resolution to the actual resolution.
SF_WidgetComponents	If WidgetComponents should be rendered in the scene
SF_Bones	Draw the bones of all skeletal meshes
SF_MediaPlanes	If media planes should be shown
SF_VREditing	If this is a vr editing viewport, needed?
SF_OcclusionMeshes	Visualize Occlusion Query bounding meshes
SF_PathTracing	RHI_RAYTRACING begin.
SF_RayTracingDebug
SF_VisualizeSkyAtmosphere	Enable the SkyAtmosphere visualization to be drawn on screen

Help shape the future of Unreal Engine documentation! Tell us how we're doing so we can serve you better.

Take our survey

Dismiss