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Questions tagged [particle-system]

The term particle system refers to a computer graphics technique that uses a large number of very small sprites.

The term particle system refers to a computer graphics technique that uses a large number of very small sprites.

Particle systems include fire, explosions, smoke, moving water (such as a waterfall), sparks, falling leaves, clouds, fog, snow, dust, meteor tails, stars and galaxies, or abstract visual effects like glowing trails, magic spells, etc.

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560 questions
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How to enable a particle system?

I am trying to have a explosion effect happen with a particle system when an attack animation happens. The problem is that it isn't working (Doesn't play the particle system and just deactivates). Also this is a script that is applied to all the…
Arnice123
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Showing a point in p5.js using parameters

In my 'show' function I have this command: point(this.position.x, this.position.y); This does not cause a point to appear, note I have tried printing these values out directly before this point(..) call and they exist and are within the frame. I…
Amber Johnson
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(unity)Is there a way to set the position of every particle in a particle system?

So i want to make like an aura around the player, like in warcraft 3 or path of exile, etc, using a particle system, and when the character is idle it works perfectly fine. Thing is when it isnt idle. I've tried changing the particle system position…
iddokerr
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libGDX particle effect: is it possible to reverse it?

I'm working with libGDX particle effect system, and I have a following need: to reverse an effect in time. These effects look like scattering particles, appearing in a single spot, and what I need is exactly the opposite - particles appearing in…
AlexN
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Adding gravity to billiard physics in JS canvas animation

I am trying to write aa small physics demo using Javascript. I have multiple balls that bounce off each other just fine, but things go wrong when I try to add gravity. I am trying to conserve the momentum once they hit, but when I add constant…
Georgi B. Nikolov
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How to create a sparks effect using CAReplicatorLayer with some randomness?

Is it possible to create a convincing sparks effect using a CAReplicatorLayer particle system with some randomness? If so, how?
user625569
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Processing: Why is my particle system drawing twice at a different location as it follows the mouse?

I'm new to processing, and I want my particle system to follow my mouse. At the moment, it is trailing behind the mouse (which I suppose is fine), but it is also drawing it twice. Here's what I have so far: I also have a 'star' class that I did not…
NellyNova
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Graphics Intensive Application in Java

I'm making a particle engine in Java, and right now I'm using a subclass of java.awt.canvas. I'm using canvas.getBufferStrategy().getDrawGraphics() and then, when I'm done, using canvas.getBufferStrategy().Show(). Now that I've got some particles…
Caleb Jares
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Fade out individual particles on collision?

I'm currently tring to fade out each individual particle from a particlesystem on collision, but I'm having a hard time getting it to work. Currently when a particle from the particlesystem collides with something it starts fading the start…
Quincy Norbert
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How to keep a reference to a Particle System module's struct in Unity

I'd like to keep a reference to a MinMaxCurve, a struct in some particle system module. I need this ability to refer to any MinMaxCurve generically, rather than always dealing with the specific module and attribute. Here's the gist: public class…
Corey Sanford
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Particle system in ARCore

Has ARCore a particle system (without using Unity)? I'm already using ViroCoreAR but now, I want to use ARCore but I don't know if ARCore has a particle system just like ViroCoreAR or even ARKit for (iOS).
user3610997
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How to change Unity particle system texture animation sprite in code?

I'm building a shaped particle system (a galaxy) using a Unity Sprite component and the various emitter modules, where the sprites are static and last forever (100000 seconds)... public ParticleSystem particles_galaxy; …
David Coombes
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Scale a particle system in SceneKit

I'm doing a game with SceneKit for which the size of the whole game can change, i.e. the size of the reference node (GameRootNode) to which all nodes are linked can change, then all nodes size change accordingly when it happens. When it comes to…
Jonah Begood
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Unity Tron like trail Particle System

I am trying to mimic a trail behind my player similar to in tron. I am currently using a Particle System to create this trail and it works alright. I want this trail to be able to collide with other objects and then I will destroy the objects on…
rpascal
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Particles follow texture

I have a sphere created with particles in three.js that works perfectly. Now I wanted to put these particles on top of a texture that I have of a world map simulating a 3D planet, I searched the internet but I did not find any information on how to…
Weverton Souza
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