FPostProcessSettings

The Ambient cubemap (Affects diffuse and specular shading), blends additively which if different from all other settings here

To scale the Ambient cubemap brightness >=0: off, 1(default), >1 brighter

AmbientCubemap tint color

0, in unreal units, default (3.0) works well for flat surfaces but can reduce details

0, in unreal units, at what distance the AO effect disppears in the distance (avoding artifacts and AO effects on huge object)

0, in unreal units, how many units before AmbientOcclusionFadeOutDistance it starts fading out

0..1 0=off/no ambient occlusion ..

Affects the blend over the multiple mips (lower resolution versions) , 0:fully use full resolution, 1::fully use low resolution, around 0.6 seems to be a good value

Affects the radius AO radius scale over the multiple mips (lower resolution versions)

To tweak the bilateral upsampling when using multiple mips (lower resolution versions)

0, in unreal units, bigger values means even distant surfaces affect the ambient occlusion

0=lowest quality..100=maximum quality, only a few quality levels are implemented, no soft transition

0, in unreal units, bigger values means even distant surfaces affect the ambient occlusion

True: AO radius is in world space units, false: AO radius is locked the view space in 400 units

0..1 0=no effect on static lighting ..

How much to blend the current frame with previous frames when using GTAO with temporal accumulation

Enables physical camera exposure using ShutterSpeed/ISO/Aperture.

Logarithmic adjustment for the exposure.

With the auto exposure changes, we are changing the AutoExposureBias inside the serialization code.

Exposure compensation based on the scene EV100.

The eye adaptation will adapt to a value extracted from the luminance histogram of the scene color.

The eye adaptation will adapt to a value extracted from the luminance histogram of the scene color.

Auto-Exposure maximum adaptation.

Exposure metering mask.

Luminance computation method

Auto-Exposure minimum adaptation.

0

0

Diameter size for the Bloom1 in percent of the screen width (is done in 1/2 resolution, larger values cost more performance, good for high frequency details) >=0: can be clamped because of shader limitations

Bloom1 tint color

Diameter size for Bloom2 in percent of the screen width (is done in 1/4 resolution, larger values cost more performance) >=0: can be clamped because of shader limitations

Bloom2 tint color

Diameter size for Bloom3 in percent of the screen width (is done in 1/8 resolution, larger values cost more performance) >=0: can be clamped because of shader limitations

Bloom3 tint color

Diameter size for Bloom4 in percent of the screen width (is done in 1/16 resolution, larger values cost more performance, best for wide contributions) >=0: can be clamped because of shader limitations

Bloom4 tint color

Diameter size for Bloom5 in percent of the screen width (is done in 1/32 resolution, larger values cost more performance, best for wide contributions) >=0: can be clamped because of shader limitations

Bloom5 tint color

Diameter size for Bloom6 in percent of the screen width (is done in 1/64 resolution, larger values cost more performance, best for wide contributions) >=0: can be clamped because of shader limitations

Bloom6 tint color

Implicit buffer region as a fraction of the screen size to insure the bloom does not wrap across the screen.

The UV location of the center of the kernel. Should be very close to (.5,.5)

Boost intensity of select pixels prior to computing bloom convolution (Min, Max, Multiplier).

Boost intensity of select pixels prior to computing bloom convolution (Min, Max, Multiplier).

Boost intensity of select pixels prior to computing bloom convolution (Min, Max, Multiplier).

Intensity multiplier on the scatter dispersion energy of the kernel.

Relative size of the convolution kernel image compared to the minor axis of the viewport

Texture to replace default convolution bloom kernel

Texture that defines the dirt on the camera lens where the light of very bright objects is scattered.

BloomDirtMask intensity

BloomDirtMask tint color

Multiplier for all bloom contributions >=0: off, 1(default), >1 brighter

Bloom algorithm

Scale for all bloom sizes

Minimum brightness the bloom starts having effect -1:all pixels affect bloom equally (physically correct, faster as a threshold pass is omitted), 0:all pixels affect bloom brights more, 1(default), >1 brighter

Correct for artifacts with "electric" blues due to the ACEScg color space.

Enable HQ Gaussian on high end mobile platforms. (ES3_1)

With the auto exposure changes, we are also changing the auto exposure override value, so we are storing that backup as well.

Color Correction controls.

The camera sensor sensitivity in ISO.

The camera shutter in seconds.

A normalized distance to the center of the framebuffer where the effect takes place.

Color grading lookup table intensity. 0 = no intensity, 1=full intensity

Look up table texture to use or none of not used

Color Correction controls.

Defines the number of blades of the diaphragm within the lens (between 4 and 16).

CircleDOF only: Depth blur km for 50%

CircleDOF only: Depth blur radius in pixels at 1920x

Gaussian only: Maximum size of the Depth of Field blur (in percent of the view width) (

performance cost scales with size)

To define the width of the transition region next to the focal region on the near side (cm)

Distance in which the Depth of Field effect should be sharp, in unreal units (cm)

Artificial region where all content is in focus, starting after DepthOfFieldFocalDistance, in unreal units (cm)

Defines the opening of the camera lens, Aperture is 1/fstop, typical lens go down to f/1.2 (large opening), larger numbers reduce the DOF effect

Defines the maximum opening of the camera lens to control the curvature of blades of the diaphragm.

Gaussian only: Maximum size of the Depth of Field blur (in percent of the view width) (

performance cost scales with size)

To define the width of the transition region next to the focal region on the near side (cm)

Occlusion tweak factor 1 (0.18 to get natural occlusion, 0.4 to solve layer color leaking issues)

SM5: BokehDOF only: To amplify the depth of field effect (like aperture) 0=off ES3_1: Used to blend DoF.

Width of the camera sensor to assume, in mm.

Artificial distance to allow the skybox to be in focus (e.g. 200000), <=0 to switch the feature off, only for GaussianDOF, can cost performance

Artificial circular mask to (near) blur content outside the radius, only for GaussianDOF, diameter in percent of screen width, costs performance if the mask is used, keep Feather can Radius on default to keep it off

Chooses the Dynamic Global Illumination method.

Expand bright saturated colors outside the sRGB gamut to fake wide gamut rendering.

0..1 Film grain intensity to apply.

Size of texel of FilmGrainTexture on screen.

Defines film grain texture to use.

Histogram Max value.

Histogram Min value.

Adjusts indirect lighting color.

Scales the indirect lighting contribution.

Defines the shape of the Bokeh when the image base lens flares are blurred, cannot be blended

Size of the Lens Blur (in percent of the view width) that is done with the Bokeh texture (

performance cost is radius*radius)

Brightness scale of the image cased lens flares (linear)

Minimum brightness the lens flare starts having effect (this should be as high as possible to avoid the performance cost of blurring content that is too dark too see)

Tint color for the image based lens flares.

RGB defines the lens flare color, A it's position. This is a temporary solution.

Local Exposure decomposes luminance of the frame into a base layer and a detail layer.

Kernel size (percentage of screen) used to blur frame luminance.

Local Exposure decomposes luminance of the frame into a base layer and a detail layer.

Local Exposure decomposes luminance of the frame into a base layer and a detail layer.

Logarithmic adjustment for the local exposure middle grey.

Scales Lumen's Final Gather quality. Larger scales reduce noise, but greatly increase GPU cost.

Scales the Reflection quality.

Strength of motion blur, 0:off, should be renamed to intensity

Max distortion caused by motion blur, in percent of the screen width, 0:off

The minimum projected screen radius for a primitive to be drawn in the velocity pass, percentage of screen width.

Defines the target FPS for motion blur.

Run the currently loaded denoiser plugin on the last sample to remove noise from the output.

Enables emissive materials for the path tracer.

Enables a reference quality depth-of-field which replaces the post-process effect.

Sets anti-aliasing filter width for the path tracer.

Path Tracing.

Sets the maximum exposure allowed in the path tracer to reduce fireflies.

Sets the samples per pixel for the path tracer.

Enables ray tracing ambient occlusion.

Scalar factor on the ray-tracing ambient occlusion score.

Defines the world-space search radius for occlusion rays.

Sets the samples per pixel for ray tracing ambient occlusion.

Sets the ray tracing global illumination maximum bounces.

Sets the samples per pixel for ray tracing global illumination.

Sets the ray tracing global illumination type.

Sets the maximum number of ray tracing reflection bounces.

Sets the maximum roughness until which ray tracing reflections will be visible (lower value is faster).

Sets the samples per pixel for ray traced reflections.

Sets the reflected shadows type.

Enables ray tracing translucency in reflections.

Sets the maximum roughness until which ray tracing translucency will be visible (lower value is faster).

Sets whether refraction should be enabled or not (if not rays will not scatter and only travel in the same direction as before the intersection event).

Sets the maximum number of ray tracing refraction rays.

Sets the samples per pixel for ray traced translucency.

Sets the translucency shadows type.

Chooses the Reflection method.

Scene tint color

In percent, Scene chromatic aberration / color fringe (camera imperfection) to simulate an artifact that happens in real-world lens, mostly visible in the image corners.

Enable/Fade/disable the Screen Space Reflection feature, in percent, avoid numbers between 0 and 1 fo consistency

Until what roughness we fade the screen space reflections, 0.8 works well, smaller can run faster

0=lowest quality..100=maximum quality, only a few quality levels are implemented, no soft transition, 50 is the default for better performance.

Selects the type of temperature calculation.

Allow effect of Tone Curve to be reduced (Set ToneCurveAmount and ExpandGamut to 0.0 to fully disable tone curve)

Sets the translucency type

0..1 0=off/no vignette .. 1=strong vignette

FPostProcessSettings constructor and possibly the SetBaseValues() method.

Good start values for a new volume, by default no value is overriding

Adds an Blendable (implements IBlendableInterface) to the array of Blendables (if it doesn't exist) and update the weight

For backwards compatibility

Removes one or multiple blendables from the array

Used to define the values before any override happens. Should be as neutral as possible.

Default number of blade of the diaphragm to simulate in depth of field.

0, in unreal units, how wide the ambient occlusion effect should affect the geometry (in depth), will be removed - only used for non normal method which is not exposed

Calibration constant for 18% albedo, deprecating this value.

For backwards compatibility