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Questions tagged [bloom]

Bloom is a shader technique that selectively blurs the bright portions of an image. The effect emulates imperfect focus on bright lights.

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Post Processing Bloom for mobile

I have recently asked a question where I wanted to know why Post Processing effects lag so much on mobile. As I know now, it has to do with limited performance on mobile end devices. So, I am asking ...
CheckerT's user avatar
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0 answers
113 views

How to prevent transparent world UI elements from hiding post processing?

I have transparent world ui elements in my game like so: What I've been noticing is that post processing through transparent elements is nonexistent, even though other parts of the scene work with ...
Elon-Musk-YAY's user avatar
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1 answer
203 views

Apply bloom effect to RenderTarget without affecting UI

I'm currently rendering my whole game to a RenderTarget in order to stretch the scene to any resolution. I also have a bloom effect rendered with the scene. I'm now ...
Syll's user avatar
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Gaussian blur only blurs the interior of primitive?

I cannot work out why my blur shader based on this example affects only what's inside the illuminated sphere. Below is the loop I'm using to blur an HDR framebuffer 5 times horizontally and vertically ...
Sina Dasht's user avatar
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649 views

URP Camera Stacking. Different intensity of bloom in different objects

I understand that this topic has been raised more than once, but I have not found detailed step-by-step instructions anywhere on how to do this. Install the Universal RP and Post Processing packages. ...
fredwriter's user avatar
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0 answers
70 views

Whats the best way to light up a scene in unity?

What I want is a darkish scene with like neon style lights Currently is use the bloom post processing effect but sometimes it doesn't render well on my main camera and looks not as good as it does in ...
elliot727's user avatar
1 vote
2 answers
1k views

How to pixelate scene including bloom?

I am currently using URP to add bloom to my particle systems. The problem I'm facing is that I can't pixelate the game. I have tried to implement several methods to post pixelate (via shaders and ...
Vincent Lagerros's user avatar
1 vote
0 answers
83 views

Excluding some scene elements from bloom effect

I've enabled HDR and bloom effects in my SceneKit app, but I don't want some of the elements in my scene to bloom. For example, the lighter spots on the skybox are currently glowing. Is there some ...
BinaryGuy's user avatar
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2 votes
0 answers
500 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 ...
Harry's user avatar
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0 answers
253 views

Alternatives to bloom for glow?

I am making an android game. Mobile phones are usually very limited in graphics capability and so I do not want to use standard post-process bloom due to performance drawbacks. However I do want to ...
Allahjane's user avatar
  • 719
3 votes
0 answers
2k 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 ...
Leftover Salad's user avatar
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1 answer
8k views

Unity: How to apply bloom to only some objects in the scene?

In my game I want to apply bloom, from the standard assets, to only a few objects in the scene. To do that, I set up 2 cameras at the same position and orientation, one with the bloom component and ...
MacMillan's user avatar
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14 votes
1 answer
2k views

Does multiple downsampling have a benefit?

So i came across this site and you can see these lines on the first and second paragraph: For a crude but easy effect, draw the bright portions of the scene (eg, light sources) into an FBO, then ...
Greffin28's user avatar
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1 vote
2 answers
10k 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 ...
Milen Pivchev's user avatar
1 vote
1 answer
393 views

Monogame - stopping a custom shader (drawable game component) when inside another drawable game component [closed]

I have run into a bit of trouble when using a custom shader (gaussian effect) within another drawable game component, as I cant figure out how to break out of the draw method, so the effect is applied ...
Pectus Excavatum's user avatar
1 vote
1 answer
142 views

Bloom control - enlarging glare area

I am trying to improve my bloom system. So far I have bloom that looks like this: What I need is to enlarge the low-bloom areas to make it look like this: Simply increasing the bloom multiplier ...
cubrman's user avatar
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3 votes
3 answers
2k views

How can I create straight, glowing lines?

What techniques are used in this style? What steps would be required to recreate it? (Screenshot of this app: https://play.google.com/store/apps/details?id=com.dkeesto.holographlw)
Leviathan's user avatar
6 votes
2 answers
640 views

Improving the efficiency of my bloom/glow shader

I'm making a neon style game where everything is glowing but the glow I have is kinda small and I want to know if there's an efficient way to increase the size of it other than increasing the pixel ...
user1157885's user avatar
4 votes
1 answer
13k views

How to set up bloom in Unity

Last time I used image effects in Unity it was back when 3.0 was released and for bloom you used the object's alpha to indicate whether it should glow or not. Now in 4.2 I couldn't grasp how to apply ...
Esa's user avatar
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2 votes
2 answers
5k views

Bloom only on line renderer

How do I apply the Bloom Effect Line Renderer's only? I'm using the bloom effect from the Unity Pro image effects script but it's affecting the way light is rendered to the scene.
user1823456's user avatar
2 votes
1 answer
9k views

How to create HDR and bloom in Unity3D?

Unity3D's reference describes the HDR Bloom as: Using HDR allows for much more control in post processing. LDR bloom has an unfortunate side effect of blurring many areas of a scene even if ...
SpeedBirdNine's user avatar
1 vote
2 answers
2k views

How can I create a fast, real-time, fixed length glowing ray?

Similar to the disintegrate skill in Diablo 3. It should not light other objects in scene. Just glowing and animated. Like in this video http://www.youtube.com/watch?v=D_c4x6aQAG8. Should I use ...
igf's user avatar
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0 votes
1 answer
2k views

XNA - Error while rendering a texture to a 2D render target via SpriteBatch

I've got this simple code that uses SpriteBatch to draw a texture onto a RenderTarget2D: ...
Jared's user avatar
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4 votes
1 answer
3k views

Some assistance with selective 2D Bloom in XNA

I'm in need of some assistance, as I've been at this for 2 days now and have gotten almost nowhere. I'm trying to use the XNA Bloom sample's component to apply bloom only to my UI text. (The only ...
electroflame's user avatar
1 vote
0 answers
2k views

rendering bloom effect [duplicate]

I am making a game which has a playing arena which renders a lot of grid of lines. The lines are colored. Now to have a good effect I thought of giving it the tron like effect of glowing lines. Now ...
noddy's user avatar
  • 647
12 votes
2 answers
15k views

How can I create an efficient bloom shader with GLSL?

I have searched the net for resources related to rendering a bloom effect using GLSL, but haven't found anything. Although the tutorial at Philip Rideout's website is a good one, it performs very ...
snape's user avatar
  • 709
2 votes
1 answer
589 views

Bloom shader makes it impossible to render black?

I am playing around with the bloom shader from the XNA sample page, to do some glow shading. I am rendering primitive vector-ish squares of linelists/linestrips, on a background. However, I am facing ...
Mathias Lykkegaard Lorenzen's user avatar
27 votes
3 answers
18k views

How to achieve a Neon-Light effect?

I'm wondering how to achieve a neon-light type effect. For example, in Pac-Man Chamipnship Edition: Or in Geometry Wars: Is that a Bloom Effect? Or what techniques would I have to look for?
Michael Stum's user avatar
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