Questions tagged [graphic-effects]

Graphics effect is a video effect which requires non-trivial usage of standard graphics library calls, or custom graphics processing algorithms like shaders to achieve the required result.

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27 views

How can I achieve this “stroked lines” effect?

I have a collection of arbitrary vertices and edges that are connected, but which do not necessarily form triangles. These vertices and edges mostly fall along a flat plane, but have some height ...
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107 views

Curved 3D health bar

Hello I would like to make a curved healthbar (like if it is drawn on a cylinder). See the spatial UI element left to the shoulder of the character on this photo for what I mean. There is a main ...
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Is there a simpler way to simplify the if statement? [closed]

The code below generate angle and radius based brightness gradient. As you can see I need to use 3 if statement to define 3 circle, wonder is there a single code that can create nth circle ...
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1answer
114 views

Help understanding radar sweep effect in shader code

Several days ago I asked about this question: How to construct a propeller clock in Unity? But I don't understand how the answer works. I have 0 knowledge about shaders, so I picked up a tutorial to ...
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135 views

How to construct a propeller clock in Unity?

I am considering the possibility of using Unity to construct a propeller clock https://www.youtube.com/watch?v=-6JnAxTXApw . It's an array of LEDs on a PCB board connected to motor that spins at a ...
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58 views

XNA configuration on legacy code

Background: Our biomechanics and Advanced Surgical Technologies Lab wrote a surgery navigation system desktop application in C# around ten years ago. One of its major functions uses XNA Game Studio 4....
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170 views

Verlet rope between two moving points connected with a spring joint?

I'm connecting two moving rigidbodies using a spring joint in Unity. Between them, a rope will be rendered using a line renderer and I want it to move realistically as the joints move, without physics....
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124 views

How to make player walk through layers of 2d fog smoothly?

I'm trying to recreate the fog effect that Graveyard Keeper has, with several layers, so taller objects will get less fog. I'm using the approach described here: the devs post on Gamasutra The problem ...
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1answer
143 views

How to inflate and deflated an object?

I'm trying to find a way to make an object inflated/deflated in Unity, So I can change parameters via script and control a range of 0-100% inflation. I have seen that there is a way to get this exact ...
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1answer
296 views

Using a mesh stencil with 2D lighting in the Universal Render Pipeline

I've followed the CodeMonkey tutorial on using a dynamic mesh as a stencil for a field of view or visibility polygon effect, and have got it working using the latest version of Unity and its Universal ...
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1answer
32 views

How can I color in only specific regions of my scene?

I am interested in having large portions of my game be grayscale, but I'd like certain parts of the scene to have full color. Something like this: Is this something that is possible with shaders or ...
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1answer
236 views

How can I morph between images in real time?

So, I need to be able to make a picture slowly transition into another picture, not as a transparency fade, but as a morph. And I need that in real time. More on "morphs": When you outline ...
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UE4 - Render grid decal per pixel on GPU or all at once on CPU?

Using UE4 version 4.25.3, I am trying to project a 2D cartesian grid onto a landscape. The grid is currently just a series of black-bordered squares, but I am planning on adding an abundance of color ...
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Improve appearance of neon LineRenderer at sharp corners

I followed the answer given in how to make 2d neon using linerender and get neon effect nicely, but when I draw a line with a tight circle or overlap nearby lines, I get unsightly triangle artifacts ...
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108 views

What is the term for making an object transparent when it blocks the player's view?

In many games if your camera gets too close to certain objects, or the object starts to block your screen, the game turns it transparent so you can still see. What is the name for this effect? It is ...
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How to make borders glow in a 2D game?

How can I make the borders (stationary / non moving) of my 2d Unity game glow? I need a method that is not so expensive. I've read that post processing is very expensive, but I quite liked adding ...
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3D visual effects on videos

I'm trying to get some hands-on experience with 3D visual effects on videos. Similar to those AR apps, I want to add a 3D model with effects, say a dragon, to a video. Something like this famous demo: ...
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382 views

Making an ice cream or icing effect as shown in GIF below

How can I make an effect like filling a cone with soft serve ice cream, or putting icing on a cake. I want to have the real icing effect shown in the https://twitter.com/D_M_Gregory/status/...
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1answer
227 views

Star glowing shader graph

How could I make a shader graph that makes spheres that look like on this image? I'm new to shaders and I don't know how to do this. Also, if it's possible I would like a property to change the ...
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292 views

SSAO in my unity games has flickering lines at the top and right side of the screen

I've tried both the built-in unity ambient occlusion that comes with the post-processing stack, as well as another one ported from the Microsoft MiniEngine by someone: https://github.com/keijiro/...
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Cheap way to soften contactpoint of character with ground

The view of my game is always semi topdown. I'm trying to make the contactpoint between characters and the floorplane more grounded without rendering hundreds of sprites. One thing that I think could ...
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1answer
144 views

How to create a glowing corona/halo around a sun and make it emit light

I am trying to understand material and shaders in Unity. make my object glow like a sun. For the moment I do not care if it's not looking like a star, but I would like that it at least emit light. How ...
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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 ...
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Unity LWRP alternatives for camera stacking

I am working on upgrading a project in unity from a 2018 version to the latest 2019. One of the mechanics of the game is an AR (augmented reality) system. Some of the UI elements appear in the 3D ...
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3answers
561 views

How do I blink a sprite a few times before it disappears?

I need the 3d poop emoji model in the chest on the right to blink, visible-invisible-visible, several times: This is a 3d gameObject oriented to face the camera, shaded with an unlit material. I ...
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2answers
1k views

Seamless 2D wrap-around effect

I am trying to show multiple images on a grid system which are randomly generated and the grid is moving from right to left. What my client wants is when a part of a picture goes off the left edge of ...
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1answer
179 views

How can I draw an animated vector field on a map?

I want to render an animated vector field map similar to this wind speed visualization. How can I do this?
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451 views

How to destroy a clone of an effect attached to an object?

I want to use some particle effects into a bonus object that will be destroyed upon contact with the player object. This object as its name suggests will add a certain benefit for the player for a ...
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1answer
265 views

How to avoid minecraft-like map to blend

I am making a minecraft-like world, with some differences. For instance, the camera will be facing always in the same direction. I am having trouble with the visuals. Here is an example: As you can ...
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1answer
56 views

Implementing mirrored coloured glass VFX like in Ant Man

This might seem like a strange question but I've been wanting to implement VFX in one of my games similar to what we see in the first Ant Man movie. Specifically only this: Link to the gif above ...
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1answer
49 views

Unity - Set/Manipulate Render-Buffer for “Render Overlay Effects”

Note This is more of a question on how/where to do furhter research into this topic becasue I do not know anything about it yet. If anyone has answers on how to accomplish this goal, I'd very much ...
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1answer
306 views

Video feedback effect with recursive RenderTextures in Unity 2018.3

I have a project where I'm playing with a video feedback effect by rendering a camera to a RenderTexture and pointing the camera at a quad displaying that RenderTexture. This works great normally, ...
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1answer
484 views

Wind-blown fire particle effect from scratch

I want to create an effect of fire and be able to give it a variable amount of "wind" to make it blow to the side. I don't want the particles to just curve off to the side, but to flow through the air ...
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1answer
200 views

How can I seamlessly animate textures across tiles like in Civilization 6?

I am trying to make a much simpler version of the graphic effects we see in the game Civilization 6. This question applies to the graphics on land and ocean tiles. But I first noticed this effect on ...
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198 views

How to develop custom Unity graphics?

Processing is a Java library for working with computer graphics, providing methods by which to draw primitive objects, custom meshes, etc., as well as mathematical methods (such as Simple Harmonic ...
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0answers
256 views

Unity objects with flickering and noisy edges

In our game which is still in early development we're (we, Unity rookies) facing this flickering issue occurring especially in edges which are very close to each other, but not limited to them. The ...
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1answer
30 views

Creating materials in modeling program vs in Unity: when to do either?

This is something I should know the answer to by now, so I'm asking to clear up the gaps in my knowledge: As I (re)learn about shaders, specifically in relation to Unity, I see all sorts of ways to ...
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2answers
505 views

How to make a Blend-Effect like yomawari did?

I would like to know, how to make that effect, I have seen in the game named Yomawari. The little girl has a lamp and its cone revals the dark spirits around her. But only if they are in the light. I ...
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1answer
499 views

How do I make my glsl RGB displacement map look like this

I want to use a RGB texture as described in this video here. Here is my texture so far. The author says the first line has no R channel and ranges from B = 0 to B = 255. While each other line has R ...
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2answers
200 views

Algorithm to produce a 2D 'flying through space' effect like the old Windows screen saver

I am old. My high school maths is a long way in my past and I am struggling to devise an algorithm that will produce a 2D 'flying through space' effect like the old Windows screen saver. It has— ...
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2k views

2D Blizzard/Snowstorm Effect

How can I implement a blizzard/snowstorm effect in a 2D platformer? I have a particle system for snow particles, but I need some kind of windblown texture similar to this as well: How do I create this ...
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1answer
52 views

How to implement multicolored flashing sprite effect like in Contra and the Messenger?

I want to implement an effect similar to what you see in this clip of Contra. When the boss takes damage, he flashes wildly with different colors. A similar effect can be seen in this clip from the ...
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1answer
700 views

How to make the background tilemap in Unity3D have a “far away fog effect” filter in a sidescroller game?

I would like my background made of the same tiles as my foreground but with a filter which makes it appear further away from the camera. Making the objects smaller is easy, I just have to decrease ...
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1answer
31 views

How do I scale room transition surfaces to fit mobile display?

I followed a tutorial on how to add a left swipe room transition, which works very well. My problem is that it won't scale to my Android display. I know that it's being drawn to the GUI layer and I've ...
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1answer
3k views

How to create a 2D fog shader?

I am trying to write a fragment shader in GLSL for a fog effect in a 2D game. Here are some links showing what I'm after. Here the fog is in the foreground and near the ground: https://twitter.com/...
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1answer
867 views

How do I create this windblown snow effect?

How do I create this snowy wind kind of effect, where wisps of snow appear to blow through the air close to the ground? I have seen this in several games like Skyrim, the new God of War, but I don't ...
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1answer
315 views

Background made with procedural shapes

I would like to know how to make a background like Super Hexagon managed to do: a hexagon in the middle and equally sized trapezoids. There's a screenshot below & the here is the effect in motion....
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1answer
10k views

How can I replicate Quantum Break's distortion particle effect?

Quantum Break has this fantastic particle effect, it's a distortion effect like broken glass. I want know how I can replicate this effect? You can see it below, and a full video is available on ...
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31k views

How can I create a “see behind walls” effect?

Divinity: Original Sin 2 has a beautiful see-through system. When I go behind walls, a splash mask will appear, and when I move around the game, it changes. It's like a dissolve shader, and has a ...
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1answer
608 views

Trail Effect for fast moving object

I am currently working on some FX trail effect. Here's the situation, you have a fast moving object that puts trail on another object. Here's how it works for the moment. I have some kind of stamp ...

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