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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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 ...
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60 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 ...
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65 views

Translate velocity to mouse curos position

I have particles, with a velocity (x and y) per tick. I would like to to make my cursor a gravity force, so particles fly to the cursor's position. How can I apply gravity (that is towards my cursor ...
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74 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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2k 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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65 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 ...
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259 views

Particle movement in three Dimensions

I have created a particle system which movement is controlled by a flow field over perlin noise - Available here. I would be very thankful for any ideas and tips how to control their movement on the ...
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134 views

Particles placed in the middle of the screen (OpenGL ES 2 / Android)

It seems like each of my particles is placed at (0, 0, 0) even though I'm setting different positions for each of them (debugger also confirms this). It must be something really silly that I'm ...
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102 views

Generating and rendering not point-like particles on GPU

Specifically I'm talking about particles as seen (for example) in the UE4 dev video here. They're not just points and seem to have a nice shape to them that seems to follow their movement. Is it ...
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113 views

Pygame Particle Emitter Problems

so I've been trying to create a basic particle system in pygame which I can later expand upon but I've run into a spot of bother creating the particle emitter. Obviously what's supposed to happen is ...
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517 views

set TouchEvent to every particle in SpriteParticleSystem in andEngine livewallpaper

All I have working on andEngine Live wallpaper and I have use SpriteParticleSystem. I want to add touch event to every Sprite of SpriteParticleSystem and remove that sprite from scene. I have use ...
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767 views

UDK ParticleSystem Problem

I use below code to create my particles ( in fact, I don't know any other way.) spawnedParticleComponents = WorldInfo.MyEmitterPool.SpawnEmitter(ParticleSystem'ParticleName', Location, Rotator ); ...
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203 views

How can I keep straight alpha during rendering particles?

Rencently,I was trying to save textures of 3D particles so that I can reuse the in 2D rendering.Now I had some problem with alpha channel.Some artist told me I that my textures should have ...
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Top down water view, cocos2d

Has anyone successfully created a top down view of a stream/river? I need to also work out how to make it look like a boat is cutting through the water.
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234 views

World Location issues with camera and particle

I have a bit of a strange question, I am adapting the existing code base including the tile engine as per the book: XNA 4.0 Game Development by example by Kurt Jaegers, particularly the aspect that I ...
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2k views

Is my particle system design good?

Recently I started designing a particle system for a game I develop. But I have some issues with it. I mean, it works but I have a feeling that my design isn't good enough. So, basically I have a ...
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47 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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84 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 ...
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271 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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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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213 views

Rendertarget and alphablending problem (Offscreen particle rendering)

Today, I have implemented soft particles by rendering them to a separate render target and blending that with the scene, which worked as expected with additive blended particles. In that case I render ...
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Powder physics, how to efficiently find out where other particles are [duplicate]

You might be familiar with games like powder toy or powder game or some variation of it. I'm working on a very basic and similar game with just sand and water to learn a bit how it on works. I use ...
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84 views

Particle system lifetimes in OpenGL ES 2

I don't know how to work with my particle's lifetimes. My design is simple: each particle has a position, a speed and a lifetime. At each frame, each particle should update its position like this: ...
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3answers
664 views

OpenGL ES 2 - Developing snowfall particle system

I've recently begun OpenGL ES 2 and I'm trying to implement a snowfall (on Android), but I'm not sure what's the best approach. I would like to develop it myself rather than use a library. It really ...
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ANDEngine : 3d rotation in Particle System

Im using ANDEngine and wants to create confetti particle system. But im unable to make flipping and rotation of confetti particle around z-axis Since andengine is 2d engine, it doesnot support that. ...
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135 views

Particles and gravity

I don't really know how to search for what I'm looking for which is why I think it'll be easier to ask on here. I'm creating a webpage and I had the idea of having random glowing particles floating ...
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420 views

2D Tile Based Particle Collisions

I have a basic 2D particle system and I'm now looking to implement collisions, however I'm not sure on what the best way to do it is. My game is tile based and runs in XNA Game Studio 4.0. I've seen ...
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719 views

Particles in XNA - can't get em to work

I am trying to have an explosion appear when a player lands on a mine. I checked out the particle example on the XNA website but it seemed to over complicate it a lot. So any simpler neater explosion ...