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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2
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2answers
11 views

How to apply Collider to Particle and what components are needed for particles?

i want to apply collider to particle system because if i applied the collider to particle ,if any other game object touched to that particle its gives some action or do some operation.so only i need.
1
vote
2answers
513 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. ...
0
votes
1answer
24 views

Axis Aligned Bilboards in shader

Hi I need to implement following effect using vertex shaders. Basically its a shader for particle laser beam that rotates to particle along its own y axis till its "best" visible (Roughly). My idea ...
1
vote
0answers
15 views

Unity Trail for Eyes 2D

i want to make some kind of an Eye Tail effect for this charakter: I found the Unity Trail Renderer effect but the start of the Trial is perpendicular to the dragged/moved direction: Can i make ...
3
votes
2answers
117 views

How can I create an “afterimage” effect like this one?

How can I make an effect like this? With a particle system?
1
vote
2answers
73 views

Achieve a red lighning effect in unity for a 2d game

Effect that im refering to: http://youtu.be/jaBY83WvS3M#t=05m36s How could I achieve this kind of red lightning/flashing/shadowy effect in Unity3D for a 2D game? I'm trying to think of a way but I'm ...
9
votes
3answers
4k views

Order independent transparency in particle system

I'm writing a particle system and would like to find a trick to achieve proper alpha blending without sorting particles because: Each particle is a point sprite in a single mesh and I can't use ...
0
votes
0answers
38 views

Static smoothed particle hydrodynamics

I'd like to create a browsable universe based on simulation data, pretty much replicating what is shown here. Right now I'm investigating doing this all in Unity using the default particle system, ...
1
vote
1answer
108 views

How to add & copy particlesystem attached to an existing gameobject uisng c# script in unity?

I've a game object "FireBall" there is a particlesystem attached to it . I want to add the same particlesystem to other gameobject "Avatar" . Initially there is no particlesystem attached to ...
17
votes
4answers
2k views

How can I make particles glow and cast light on its surroundings?

Im currently attempting to make a firefly effect on a dark forest. The level has very low light and the player is one of the few light sources. To let the player see the level better, I am attempting ...
2
votes
1answer
59 views

Particles to Denote Movement in Space

I'm currently working on a WebGL project to realise an idea I've had for some years. On my desk is book on making a space sim written 15 years ago. There I found some algorithm for particles in ...
1
vote
0answers
18 views

Maya users; how can I create my own particle emitter in Maya?

(Originally posted in the Programmers Stack Exchange, but was told to ask here instead. Whoops.) Before you answer this with "well, use the built-in particle emitter", read further. For one of my ...
0
votes
0answers
49 views

Is it possible to emit particles from a part of a mesh?

In Unity it's possible to emit particles from a Mesh using the legacy particle system. However: Is it possible to emit particles from only a part of a mesh, for instance to emit particles only from ...
1
vote
1answer
364 views

Unity Additive particle effect blends with background

I created a fire particle effect with the Particles/Additive (Soft) shader in Unity 5.2.2, and it looks fine against a dark background, like the editor background: However, when I move it in front ...
2
votes
1answer
159 views

In Unity, why does my Hose particle system only show up in the scene preview?

I added particle system package from assets, selected hose particle system and put it in the scene. When I select 'Water Shower', it works in the scene preview, but on play, it just appears and ...
0
votes
0answers
90 views

Firing particle systems on prefab objects

In my game, I Instaniate several of the same prefabs for a group of player controlled characters. The prefab contains child objects with particle systems attached. For example one of the particle ...
0
votes
1answer
121 views

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 ...
1
vote
1answer
80 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 ...
1
vote
1answer
64 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 ...
18
votes
2answers
1k 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 ...
1
vote
0answers
47 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 ...
1
vote
0answers
81 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 ...
1
vote
0answers
86 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 ...
0
votes
1answer
352 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 ...
-2
votes
1answer
137 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.
0
votes
0answers
117 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. ...
0
votes
0answers
27 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 ...
0
votes
1answer
245 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 ...
-1
votes
1answer
84 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 ...
1
vote
1answer
276 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 ...
2
votes
1answer
252 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 ...
1
vote
1answer
328 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 ...
0
votes
1answer
150 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, ...
0
votes
1answer
160 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 ...
3
votes
2answers
2k views

How can I create an extending chain like the hookshot in Zelda in Unity?

In the Zelda games, there is an item called the hookshot. It is a small mechanical apparatus held in one hand that acts similar to, but not the same as the gun. When it is triggered, the hook at the ...
-2
votes
1answer
159 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 ...
35
votes
5answers
15k views

How can I achieve a good fire effect with alpha blending and particles?

Using the following setting for the OpenGL particle effect: SRC: GL_SRC_ALPHA DST: GL_ONE Creates an additive blend, which looks spectacular on a black background but terrible on brighter colours, ...
1
vote
1answer
2k 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 ...
1
vote
0answers
141 views

Particle trajectory smoothing: where to do the simulation?

I have a particle system in which I have particles that are moving to a target and the new targets are received via network. The list of new target are some noisy coordinates of a moving target stored ...
1
vote
1answer
213 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: ...
0
votes
1answer
153 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 ...
5
votes
1answer
843 views

How do particle systems work?

I want to implement a particle system in my game, but I've never programmed a particle system and don't know where to start. I only want to display pixels (GL_POINTs) with different sizes in ...
0
votes
1answer
2k views

How should I design my particle system to make it easy to add new particle effect types?

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 ...
0
votes
1answer
822 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?
1
vote
0answers
148 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 ...
1
vote
0answers
201 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 ...
2
votes
2answers
125 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. ...
2
votes
2answers
1k 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
votes
0answers
95 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
votes
1answer
60 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 ...