Questions tagged [post-processing]
The use of pixel-shaders to apply filters to a scene to produce various effects.
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23 views
Can I “subtract” the current image from a previous one inside a UE material?
In Unreal Engine, I am trying to create an effect that essentially involves the following operation: If I have an image at time instant t, I want to compute the per-pixel difference between that image ...
3
votes
1answer
145 views
No AA support in Godot 3.1?
I'm using Godot 3.1.1 and just realized that there is no available AA options. According to some post, Godot 2 supports FXAA, but some reason it's took out from 3. So I try to get FXAA for Godot 3.1, ...
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0answers
28 views
How to add ambiant occlusion to a mesh created by script
We created a mesh point by point with a script (a huge mesh), and we would like to add ambiant occlusion to this mesh.
We use Unity 2019.1.6 and the LWRP template.
we already tested the unity ambiant ...
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0answers
18 views
Upgraded to Unity 2018.4.6f1, many cameras, some with deferred rendering, surfaces now render as white. Very baffling
We have a rather conventional set up to start with:
...
1
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1answer
52 views
Downscaling texture via mipmap [closed]
Copied from Computer Graphics SE.
I am implementing a post-processing effect in my DirectX 11 pet renderer. The post-processing pass is implemented by rendering a full-screen quad covered with ...
3
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0answers
99 views
How can I make a tendril flame like aura visual effect?
I am a bit new to UE4 and I'm trying to get a tendril flame like aura like the picture below.
Does anyone know how I would go about this?
Should I use post processing or particles?
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1answer
81 views
How to create post-processing effects in Slick2D?
As I get closer and closer to the end of the feature development for my game and the beginning of the graphical overhaul, I keep thinking of ideas for graphical effects that would make my game even ...
0
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0answers
30 views
Unity, getting a null reference after baking in occlusion
I have imported models from blender into Unity, also checked generate lightmap UV's in the import settings.
Then I set the model as static and baked the scene.
After that when the object is ...
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0answers
49 views
Looks like render in Unity ( Light Shaft on Particles etc.)
guys, i hope someone can help me, i want to get a looks like rendering, like a screen, i can buy Aura 2 and use volumetric light to have affect on Fireflies, and make a light shaft / good ray?
The ...
1
vote
1answer
22 views
Unity is Creating Black Boxes when I look around
Please help me with this issue. I believe it came about after I finished tweaking post processing behavior in a minor way. If anyone has any idea please share it. I tried to rebake lighting on both ...
1
vote
0answers
985 views
Using Unity Post Processing v2, how can I apply processing effects to just the UI?
I am using Unity 2018.3 with HDRP 4.9, and Post Processing 2.1.3.
I would like to apply post processing effects (i.e bloom) to the UI only.
I tried the 2 camera approach, but still can't get it ...
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0answers
1k views
Post-Processing effects not visible with LWRP in Unity3D
I'm are running into an issue when setting up Post-Processing effects for the new Lightweight render pipeline.
Post-processing effects are visible in scene and Game view, but not in Play mode.
The ...
1
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1answer
339 views
Noise when using SSLR (Screen Space Local Reflections)
When I tried to apply reflections to my scene, I ran into the problem of noise:
My fragment shader code:
...
1
vote
1answer
68 views
Unity : Post Processing without playing
I have attached a post processing profile to my main camera for bloom and other similar effects. I know that when the game is running, the post processing works as I can see its effects. However, is ...
1
vote
1answer
193 views
New Unity Post Processing - Default Project '3d With Extras' - What effect is causing this transparency in distant objects?
I've recently seen in Unity you can start a new project with Extras included. Which is basically some post processing to make it look nicer as standard, as well as some assets/materials etc to get you ...
4
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2answers
334 views
2.5D platformer how to darken building edges?
I was wondering how I could go about creating a vignette type effect / some sort of volumetric shadow for the 'cross section' parts of a 2.5D level. The effect I'm going for can be seen in 'This war ...
0
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1answer
108 views
Opengl Postprocessing draws only white
I'm currently trying to implement post processing into my project.
First I configure my framebuffer:
...
0
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0answers
221 views
How can I achieve a 'warm' scene in Unity using post processing effects?
I've recently fallen inlove with this Cozy Tavern scene by Beholder, and am looking to replicate it's feel the best I can in unity as a learning exercise.
A lot of the scene's depth is added through ...
2
votes
0answers
214 views
Improve bloom quality
I'm trying to understang how can I improve bloom effect quality using all known to me optimizations.
Currently I'm making it as follows:
Create new texture using some threshold to extracts areas ...
0
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1answer
655 views
Unity Ambient Occlusion not working with Orthographic camera
It seems like the Ambient Occlusion setting from the Unity Post Processing stack (obtained from the asset store) only works with a Perspective camera, yet I haven't ...
3
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0answers
1k views
HDR bloom techniques using post processing in Unity3D
I've seen many posts on how to accomplish HDR bloom effects in Unity3D using its (now legacy) Bloom component as part of the standard assets package.
I'm trying to replicate it using the new post ...
1
vote
1answer
3k views
Unity - blur on one camera effects the other as well
I'm trying to fake a DOF effect for Sprites by using 2 cameras, one for the sharp objects, one for the blurred ones. I have set up the layers like Blur and Sharp accordingly.
So I have these 2 ...
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1answer
2k views
Unity - blur only selected layers [duplicate]
I'm messing around with Unity 2017's post processing tools while making a 2D game that benefits from the parallaxing effect using a perspective camera.
Please note that the game is mostly made using ...
0
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2answers
6k views
How to make a GameObject ignore a camera effect?
I have a 2D game and I wanted to apply bloom to the main GameObjects so I attached the effect onto the main camera, however the background also gets affected by the bloom and it gets all shiny. How ...
1
vote
1answer
443 views
Replicating a worldspace sphere on screen space
I have quite some struggle with a post processing shader that I'm working on.
I use Unity, and I have a shader in which I want to, in screen space as part of post processing, render a sphere that ...
7
votes
1answer
2k views
Depth Peeling implementation problem: How to render the next layer? (OpenGL)
I try to implement order-independet transparency sticking to the pseudo code in the linked paper (page 4). I can't figure out how they are able to do this in OpenGL.
I am rendering the scene two ...
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vote
1answer
1k views
Global PostProcess in UnrealEngine 4.10.2
I am new to UnrealEngine and following few tutorials to get started with.
I am trying to find "Global PostProcess" (in World Outliner) in UnrealEngine 4.10, but I am not able to find it. Has it been ...
0
votes
1answer
31 views
Is it possible to fake momentum by tracking an objects last known positions?
Basically I am making a melee combat system. I want to be able to apply force based on where/how things are hit.
I am NOT using physics simulations for this, which is why I cannot just rely on that.
...
4
votes
1answer
966 views
How to reduce color space in a post-processing material in Unreal Engine 4
I'm trying to get an old-school Quake 1 look going in UE4.
I am currently using this blueprint in order to get a retro style large pixel filter.
In game (might need to zoom in to see the difference)...
0
votes
1answer
2k views
Unity3D - post-process unwanted on UI
I have scene rendered with a single camera using target texture (a).
Second camera is used to render UI and using same target texture (a) as the first one.
Third camera takes target texture (a), ...
3
votes
1answer
5k views
Pixelation shader explanation?
I was looking for a pixelation shader for my postprocessing and came across this shader snippet - Works pretty well! - Not a whole lot of explanations on how it works except for "Pixelation is process ...
7
votes
1answer
856 views
How do I counteract FXAA blur?
FXAA is a cheap post processing anti-aliasing method which works great with deferred pipelines where traditional MSAA may not be a viable option. It's also easier to implement than alternatives such ...
12
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2answers
4k views
Rorschach ink blot (aka Psychology test pictures) shader
(source: bonnefil.com)
I want this magnificent pattern to be in my game. So far I have figured out...
Draw one side, then render it twice left and right.
How do I render this pattern on one side? ...
0
votes
1answer
294 views
Problem with SSAO
I'm trying to implement SSAO based on this tutorial (and other). My setup:
XNA 4.0
Deferred
depth = z/w
This is result:
Lines across buildings are moving when I move camera.
So I'm wondering is ...
4
votes
2answers
2k views
Discoordinated Chromatic Aberration Effect
The game Teleglitch heavily utilizes the CA effect with screen distortion.
I am trying to achieve this effect.
Issue 1. How to not apply the effect onto the floor? (solved)
They render the screen ...
9
votes
1answer
2k views
Tone mapping and eye adaptation - pale colors and darker image
I'm trying to implement tone mapping along with eye adaptation and HDR. Actually I implemented this already but I'm not satisfied with result and I think that I made something wrong.
My final image (...
2
votes
0answers
66 views
postprocessing shader destroying viewport on linux?
Basically I implemented gamma correction into a q3 based game to get rid of the annoying SetDeviceGammaRamp.
On windows and macosx everything works fine, but on linux it draws garbage. It looks like ...
1
vote
1answer
159 views
What's wrong with my method of getting intermediate rendering to my postprocessing shader?
I'm working on a project in OpenGL. Earlier this week, I successfully implemented Deferred Shading, but I'm not sure how to pass the information from the Deferred Shader to the Post Processing Shader. ...
2
votes
1answer
915 views
How can I create a screen-space distortion effect?
I am trying to create a screen-space distortion effect using shaders. This image demonstrating the effect I'm after is from Nvidia:
Let's consider that I have access to the background texture. How ...
-1
votes
1answer
243 views
how to turn (or solidify) water or fuild into solid material (Renderring Effect)
i want to implement an effect like this. for example, let's assume the clay are made of particles. liquids of clay flows for a while, then it becomes dry and rest.finally those particles becomes only ...
3
votes
2answers
3k views
Fast fullscreen quad rendering in Direct3D 11?
For the last few weeks, I've been trying to port a DX9 implementation of HDR rendering (tone mapping, bloom, stars, etc.) over to DX11. I believe I've got all features working but I'm not getting good ...
14
votes
1answer
3k views
How to implement fake 3D like distortion effects for a 2D side scrolling game?
I'm not certain of the proper terms to search on or even where to begin though I imagine it is some sort of post processing effect.
I've seen games like I Wanna Be The Boshy and You Have To Win the ...
0
votes
1answer
851 views
Render scene twice in OpenGL, overlay second render with tranparency
Is it possible to render two scenes (same scene with different setups) without any alpha, and after that is done just overlay the result from the second render on top of the first layer with a static ...
-1
votes
1answer
184 views
1
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1answer
3k views
How to use FrameBuffer objects (OpenGL)
I want to draw a 2D scene and after the scene i want to draw some light effects.
When i draw some light, i create a FBO, draw in it and when finished with drawing, i want to create a texture where i ...
1
vote
1answer
59 views
2 Images, same object: tone difference and alignment
I would like to know a software which helps in post-production to calculate the general color/tone difference of 2 images. The images contain the same object, but arn't shot from the same position. ...
7
votes
2answers
1k views
How many rendering passes is “normal”?
I've been implementing John Chapman's method for SSAO (an excellent tutorial by the way), and I've completed it all minus the final part: blurring it. I believe this is what the entire process should ...
0
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1answer
468 views
HLSL postprocessing for day to night (DTN)
I am trying to implement a "day-to-night"-filter (as commonly used in cinema) for a 2D game (XNA) by using a full screen HLSL pixel shader. The aim is to transform any bright and colorful image into a ...
7
votes
3answers
2k views
What Shading/Rendering techniques are being used in this image?
My previous question wasn't clear enough. From a rendering point of view what kind of techniques are used in this image as I would like to apply a similar style (I'm using OpenGL if that matters):
...
2
votes
1answer
712 views
How can I get post-processing effects with pygame?
I'd like to be able to make the screen like blurry and wavy, like when a player enters a portal in Minecraft.
How would I make this with pygame?
