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1 answer
209 views

Shader to give the effect of a 2D character covered in oil

I have a 2D pixel art game where characters can be covered in a flammable black oil-like substance and I am looking for a simple way to depict that visually. Simply tinting the character black won't ...
Martin's user avatar
  • 43
0 votes
0 answers
38 views

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: ...
Mary's user avatar
  • 239
2 votes
0 answers
32 views

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 ...
Dirk Boer's user avatar
  • 139
5 votes
1 answer
303 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 ...
Enrique Moreno Tent's user avatar
2 votes
2 answers
368 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 ...
user avatar
1 vote
1 answer
879 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 ...
MaT's user avatar
  • 1,055
-2 votes
1 answer
160 views

Can I tell what graphic engine an Android game uses?

How can I know which graphic engine has an app android game like "Hidden City" for example? Are there any tools or web pages to analyse some game applications for android to know how they did the ...
Oren Diaz's user avatar
0 votes
1 answer
191 views

How to make a cartoon like trail particle system?

I'm currently working on an little Android game, it's a reaction casual game. Because the user needs to tap some balls flying around at the right moment, I want to add some new effects to them. So I ...
genaray's user avatar
  • 517
6 votes
2 answers
661 views

How to have real time (blood) traces?

https://www.youtube.com/watch?v=Tzf3zjPJYw4 In this game, Ink, color blobs fall then they create pretty color spots. The color traces are unlike any other game. For an example, in Super Meat Boy ...
Blue Bug's user avatar
  • 1,112
4 votes
1 answer
821 views

Why does my Outlined Diffuse 3 shader seem "detached" at a distance?

I'm using the Outlined Diffuse 3 shader from Unity and I'm having a problem with it: the outline looks great when the camera is near the object, but at a distance, it looks detached. From nearby (...
Hefaistos's user avatar
1 vote
1 answer
774 views

Getting normal map of an image

I'm trying to achieve the results in this tutorial: Link So far, I was be able to do that; with these; ...
ctulu's user avatar
  • 113
1 vote
1 answer
213 views

Pokemon Yellow wrap transitions

So I've been trying to make a pretty accurate clone of the good old Pokemon Yellow for quite some time now and one puzzling but nonetheless subtle mechanic has puzzled me. As you can see in the ...
Alex Koukoulas's user avatar
3 votes
1 answer
975 views

Automatic shadow for isometric objects

I have like hunderd of isometric objects. One example: I'm trying to find a way to automate creation of shadow they're casting. I ended up with following transformation: ...
Ondrej Svejdar's user avatar
3 votes
1 answer
886 views

sprite animation individual framerate

When animating sprites I am taking the delta difference between frames and locking the rendering frame rate of the sprite animation to the delta time. ...
eat_a_lemon's user avatar
1 vote
1 answer
2k views

Damage indicator screen overlay

I want to make something already done by a lot of games , which is when I am taking so much hits from enemy red screen drawn like the following , using XNA 4.0: after it's drawn and I am still alive ...
Mohammad Ahmed's user avatar
3 votes
2 answers
3k views

What causes polygonal twitching in older games?

I'd like this answer large part to curiosity and I'd like to recreate it with our modern computers somehow. By old games I'm referring to ps1 games. My specific example would be Megaman Legends I've ...
Kaliber64's user avatar
  • 197
5 votes
5 answers
2k views

How can I make a falling down effect in 2D - Birds Eye View

Currently whilst making my game, I'm not sure how I am going to implement the actual gameplay/environment of it. At first I thought to do a side-on plat-former, where my character falls down the ...
miguel.martin's user avatar
3 votes
1 answer
751 views

How to simulate a spinning helicopter rotor visual effect programatically?

I decided to display an animation that conveys to the viewer that a narrow flat surface is spinning really fast(such as an helicopter's rotor blade). Does anyone have any experience in implementing ...
AturSams's user avatar
  • 10.5k
11 votes
1 answer
617 views

Breathing for game/movie characters

Breathing (the movement of chest and face features): I'd like to ask if it is hard to model and whether it is computationaly expensive. I recently noticed the great effect it has in Madagascar 3 movie,...
dtldarek's user avatar
  • 213
9 votes
1 answer
590 views

How are advanced graphics effects implemented?

I'm curious how 3D effects like spells in Warcraft or Torchlight are implemented graphically. I just finished a book on Direct3D and feel pretty comfortable with it and 3D graphics in general, but I ...
Matt Weichselbaum's user avatar
2 votes
3 answers
390 views

Optimizing graphics for an iOS flash game

A friend of mine and myself are working on a flash developed iOS (and later Android) puzzle board game. He's a developer and I'm a designer/developer so (no surprise) we have different points of view. ...
1GR3's user avatar
  • 129
4 votes
3 answers
14k views

How can I replicate the look and limitations of the Super NES?

I am looking to produce graphics with the same limitations / look that in the Super Nes era. I am specifically looking for graphics similar to Chrono Trigger / FF6. It would be a lot easier to do if ...
Cristol.GdM's user avatar
13 votes
2 answers
7k views

Realistic metal shader

How do you create a good metal shader? For different metals and say more or less eroded / rusty and so on. I know that one difference from ordinary materials is that metal should 'colour' the ...
Valmond's user avatar
  • 2,454
3 votes
1 answer
811 views

Computer generated 2d graphics for games - how to get started

I've seen a lot of nice 2d games recently, like Geometry wars that have really nice computer generated graphics. I would like to know how is it done so game looks really nice even if it is composed ...
Jarek's user avatar
  • 131
8 votes
3 answers
517 views

How can I modify how my scene is drawn to make it look like it's taking place at different times of day?

My game has a day-time association with the scene, that the morning light will be different from the afternoon and the night. But I don't know how to make this difference. Here is an example in ...
Luke Vo's user avatar
  • 465
3 votes
2 answers
1k views

What are the fundamentals of a Quad Billboarding effect?

I'm taking my first venture in to writing a shader and what I really need to do is create a billboarding effect. A thorough Google search turns up a number of threads on the topic and they always end ...
Mike Cluck's user avatar
  • 1,274
2 votes
2 answers
2k views

How are the graphical effects in the Android game Orbital created?

I would be very grateful if someone could tell me how the graphics (and in particular, the lighting effects) for this game, Orbital, are created. Would it be OpenGL? For some background: I'm new to ...
mal's user avatar
  • 409
3 votes
2 answers
651 views

How to determine the maximum supported level of anisotropic filtering for a graphics card

In software, at runtime, (C++ if it matters), is there a way to find out the maximum level of anisotropic filtering supported by the graphics card?
Roger Attrill's user avatar
0 votes
2 answers
846 views

Graphical Android game: Bad performance in some situations

I am developing a simple graphical game for Android (Java and OpenGL ES). There is no high-end graphics involved, basically a few (less than 10) sprites and some (about 10) dynamically drawn ...
Matthias's user avatar
  • 717
12 votes
2 answers
3k views

How do I replicate the warp effect from Geometry Wars?

I'm trying to achieve the warp effect that you see in games like Geometry Wars. Can someone help explain what is going on here? I feel like the grid's z axis is manipulated in some way, any way, by ...
Joey Green's user avatar
  • 2,519
9 votes
3 answers
2k views

How to create the "drunk camera" effect in GTA 4?

If you have played GTA 4, then you have probably been drunk at some stage. This is one of the best intoxicated simulators I have ever seen. It is actually hard or sometimes almost impossible to drive ...
Adam Harte's user avatar
  • 2,454
43 votes
3 answers
12k views

What is the purpose of the stencil buffer ? More precisely, what is a stencil in computer graphics?

I read the stencil word a lot, and I don't have a clue what is its real purpose in computer graphics. Seeing the picture in black and white on wikipedia, I'm still having problem with it. Why do we ...
jokoon's user avatar
  • 5,253
6 votes
4 answers
9k views

How to do this sprite motion blur?

Some of you may know fraxy... Basically, I was watching this video: http://www.youtube.com/watch?v=uL7zWdDCtOE And there are some times where some sprites spin really fast (4:00 mark for example), ...
speeder's user avatar
  • 1,402