Particle refers to a graphics technique that uses a large number of very small sprites or other graphic objects to simulate certain kinds of "fuzzy" structures like fire, explosions, etc.

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How to rotate libGDX particle to face the direction of movement

I'm creating spark particle effect so I created simple horizontal spark texture. Here is what I currently have If I change rotation property, I get this But i want to rotate particle to face ...
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2answers
29 views

How to use pre-made particle effects in Unity5? [on hold]

I downloaded some particle effects from an asset store but I don't know how to use them in my project. I instantiated them but I can't control their effects and duration/time.
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1answer
20 views

Libgdx particle editor absorb effect

I am trying to achieve a certain kind of absorb effect within libgdx via the particle editor. To be more descriptive: I want particles to spawn in a circle and then move towards the center point of ...
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1answer
34 views

Why does my code only work when there is a debug statement? (Unity)

I have a script that controls how the particles in a particle emitter should look. (XNA example here) Yet it doesn't seem to update correctly. With an orb that should have 50 particles only a few ...
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0answers
31 views

Guidelines to create textures for materials in Unity3d

I'm facing a problem with realizing particle systems. Following many tutorials including the recent live session everything end up assigning materials to particle to get custom shape ones. What I'm ...
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0answers
74 views

How Many Particles at a Time? [closed]

How many particles should a particle system be able to process in a single step/game loop? I designed a system and it can run up to 5000 particles with my 2GB RAM PC (I only run the particle system ...
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2answers
427 views

How can I implement a short-cut grass effect?

I've been looking at some screenshots from games like Rocket League and FIFA: and I started wondering one would achieve the short-cut grass effect. Is it a shader? Is it actual geometry? Or ...
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0answers
35 views

LibGDX's particle emitter - Multiple particles in the same effect?

Hello everyone reading this, I've used the particle editor to edit an effect to put in my game. Is it possible to have multiple and randomly emitted images (particles) instead of one? I don't want ...
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1answer
85 views

Damping in Unity Shuriken Particle System

Is there no damping functionality in Unity Shuriken Particle? "Velocity Over Lifetime" is different from damping. I try to find it on particle system, but can't. Or is there any other way to apply ...
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1answer
82 views

How to i create a Particle system in unity5? [closed]

how to i create Particle system in unity 5 like a fire, smoke and other types of particles by using unity 5.
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0answers
34 views

Problem loading particle effect

I am trying to load a particle effect, but I get an error when libGDX tries to load the image file for the particles. Couldn't load file: - Image Path - The particle effect file itself loads fine. ...
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0answers
24 views

Particles starting around specific shape?

I'm trying to solve a difficult UI issue with my iOS/Cocos2d game - I need a visual way of highlighting when a user has made a unique connection of the game pieces (think: a user a forms a triangle ...
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2answers
141 views

LibGDX particle emitter rotation

I have a libGDX game, in which I'd like to make some ice breath like effect using particles. So far we made a cone like effect. I can obtain and render it on the screen with this. ...
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1answer
54 views

libGDX's 2D particle editor launching incorrectly

What's going on? Here's my process: I first right-click the referenced library for gdx-tools.jar in Eclipse: I then search for the particle-editor class: It opens successfully, but half of the ...
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1answer
178 views

Creating a 3D mushroom cloud [closed]

Hi I am trying to create a mushroom cloud animation for my strategy game. Something like this. I have been looking at info for creating explosions in general, and the way to go seems to be using 2D ...
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1answer
71 views

Use spritesheet frames as particles?

I want to use frames from a spritesheet as particles for my emitter. I load my spritesheet with : game.load.spritesheet('particles_sheet', 'http://stuff.lck.io/luckyslot/sprite_sheet.png', 50, 50, ...
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1answer
109 views

PointSprite in DirectX9

I was trying to implement a particle system using PointSprites. Draw calls return D3D_OK but I don't see any particle on the screen. I'm not using Vertex Buffer for the particles, but I use two ...
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1answer
95 views

Point sprites in particle system?

I don't understand this passage from Real-Time 3D Rendering with DirectX and HLSL by Paul Varcholik: In the geometry shader, you can create quads around those central points, to which you can map ...
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0answers
46 views

Libgdx ParticleEffect world position

I want the particle effect to follow an object in the world, but since the particleEffect uses viewport positioning the desired effect is lost as soon as the camera starts following the object. the ...
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1answer
106 views

Slick2D re-starting particle system/emitter

I am trying to use a particle system/emitter in Slick2D to produce a thrust jet from a space ship. I can get the emitter running continuously without any problem, however I can't get it to run for a ...
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1answer
196 views

How can I render a JBox2D ParticleGroup?

I want to render a ParticleGroup from JBox2d using OpenGL. I've managed to define a particle group area, but I'm unsure how to draw the individual particles. Here's how I create the ParticleGroup: ...
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1answer
214 views

How to create particle system by script

I have created a gameObject called "Sphere". After 5 secs the gameobject starts rotating. Along with the rotation I need to emit partical from the object. How can I do this?
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0answers
125 views

Java Graphics performance issue when drawing transparent shapes

I've started working on a game engine for fun with no external libraries. I've started creating a simple particle system and I've come to some huge performance issues. I have the following frawing ...
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0answers
128 views

How to render multiple objects as a single object for fluid simulation?

I'm trying to do fluid simulation using particles in 2d game. I have larger particles, which interactive each other physically, those particles collide with environment (e.g wall,obstacles) to ...
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2answers
112 views

Touch drawing in the dirt

Which approach should I take for creating a game/app where the player, looking above the ground "canvas", would be able to "move" dirt (i.e. soil, or generally powder) around using fingers? I.e. ...
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0answers
92 views

Particle System Tracking

I have a particle system where instead of tracking the time each particle is alive, I just track the time of the oldest particle and the time of the youngest particle. Basically, the oldest particle ...
2
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1answer
58 views

Getting more particles in engine

I followed rbwhitakers tutorial on making a particle engine and I'm wondering how to get more particles on the screen. I was thinking that the "total" variable would do it but it doesnt. Is this ...
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1answer
229 views

How to create soft Icecream like particles with Liquidfun and Corona

Currently using the "elastic" flags for particle behavior, which looks decent when it is flowing downwards but when the icecream collects in cup it is too liquidy. Also this gives it a springy bounce ...
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1answer
193 views

Move Particle to touch position on android

I am attempting to make a Particle start moving to the position of my finger on the touch of the screen. I have been using this as the basis so far: public void update() { deltaX *= .9; ...
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2answers
427 views

Unable to draw single particle effect at two places

I am using Libgdx ParticleEffect to draw a fire particle effect . The issue I have is that when I try to render a ParticleEffect at two different locations within single game loop, only the last ...
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1answer
7k views

How to enable/ disable GameObject

I have child object with ParticleSystem component. I want to have particles disabled until I press button. I unchecked child object to make it disabled but when I press play it enables ...
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5answers
399 views

Infinite Jumper Snow Effect

I wish to achieve a snowing effect on my game. The game is made in LibGDX and im using ParticleEmitter. I created a snow effect in ParticleEditor which consists in a line which spawns snow flakes. The ...
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2answers
142 views

Blood particles system,join particles

Does anyone know how the particles behave in the following picture? Let me explain,before the particles join they seem to be just simple textures of blood drops with a black border around them ...
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1answer
1k views

Generating a particle effect on top of a GUIElement (Unity)

I am working in Unity on a 2D project which is using C#. I have a number of guitextures which are hearts in order to create a sort of life meter. I would like when the player loses a heart for the ...
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0answers
147 views

Particle Effects Start Glitching out

My particle effects have gone crazy look: In my game, bombs drop on castle and then explode For the first few second of my game the particle effects for the explosion works. The particle effects ...
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1answer
1k views

iOS Sprite Kit - Blend Mode Effect

This question builds upon the following question: How can I achieve a good fire effect with alpha blending and particles? I want to achieve the visual effect of using SKBlendModeAdd on a black layer, ...
3
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1answer
129 views

Prewarming in particle engines

How is prewarming in particle engines made? I have a particle engine and need to support this, which is a feature I have already seen in Unity. Is it done at compilation, like informations stored ...
2
votes
1answer
2k views

Can the Shuriken particle system create particles with random shapes and sizes?

I want to create differently sized (but small, relative to the characters) dust clouds for player movement that move away from the player and fade away by shrinking. This animated GIF from Samurai ...
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0answers
84 views

Particle friction with variable timestep in XNA

Alright, so I'm working on an engine of sorts in XNA (yes, it's deprecated, I know) and I'm implementing my own particle system. I've defined a "ParticleEffect" such that when it's supplied a GameTime ...
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2answers
236 views

Effect culling on uneven terrain

I'm trying to integrate a "ground particle" effect (like a fire-circle or similar) in Unity3d, however since i'm using uneven terrain as my terrain mesh, the effect gets culled behind terrain parts ...
1
vote
1answer
268 views

Drawing flaming letters in 3D with OpenGL ES 2.0

I am a bit confused about how to achieve this. What I want is to "draw with flames". I have achieved this with textures successfully, but now my concern is about doing this with particles to achieve ...
13
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4answers
748 views

How to implement soft edge areas with particles

My game is created using Phaser, but the question itself is engine-agnostic. In my game I have several environments, essentially polygonal areas that player characters can move into and be affected ...
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2answers
794 views

Cover Screen with Snowing Effect in Libgdx

Oddly enough I cant find clear instructions on this theme (I only found rain and the method is very particular) so I ask, how do I implement a whole-screen snow-falling effect? The methods i can ...
0
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1answer
163 views

Making particles accelerate toward a mouse point

I'm currently working on a particle simulation program that makes pixels move towards a mouse point continually accelerating, but i'm running into some math issues. Currently my particle will ...
2
votes
1answer
220 views

Use different values for Depth Test and Depth Write in OpenGL

Is there a way to use something similar to PolygonOffset to make a depth test more permissive (move fragment depth towards eye) but still write the original depth value to the depth buffer? The only ...
0
votes
1answer
94 views

Blending issue with framebuffer

I'm trying to get some particles to work properly - they should blend among themselves but not with the background color. For this I'm using additive blending, textures with premultipled alpha and set ...
0
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1answer
78 views

Particle system: BlendMode of particle's draw call

I noticed by reading some tutorial around the web, that when dealing with particle systems, you can both use these approces: Black background on the single particle and additive mode as blending ...
2
votes
1answer
345 views

DirectX particle system. ConstantBuffer

I'm new in DirectX and I'm making a 2D game. I want to use a particle system to simulate a 3D starfield, so each star has to set its own constant buffer for the vertexshader es. to set it's world ...
1
vote
3answers
127 views

Identify a selected prefab rather than all of them [closed]

I am trying to play a particle effect when an enemy is killed but it seems to play on a randomly selected one rather than the one that was hit. However the enemy that was hit still disappears and ...
2
votes
1answer
455 views

How can I implement beam effects like these?

I am interested in the techniques I could use to create the following effects: Can I accomplish this with a particle system or a series of texture quads, or what? You can see this effects in ...