Questions tagged [graphics]

A very generic term referring to visual part of a game. Try to avoid unrelevant usage and instead tag for specific graphics type (2D, 3D), API, framework or a library you are using, if possible.

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4
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4answers
640 views

How to do an infinite torus topology battlefield for over-the-shoulder perspective

I'm currently prototyping a simple two-player adversarial game, where the players are able to move around and shoot at each other with cannons. I would like the playing area to feel essentially ...
2
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1answer
3k views

Draw multiple LINE_LOOPs in one glDrawElements call

The game I'm working on has OpenGL (2.1) vector graphics, and I need to draw up to 1000 enemies, each of which is composed of between 4 and 100 lines. Each enemy can be drawn as a single line loop, ...
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2answers
991 views

what options do I have for rendering “large” terrains?

I am trying to design a game with some interesting features but one question I have is regarding terrain. I want a terrain that will make for a very large game world, and I want to be able to have ...
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4answers
1k views

How do you make use of all texture units on today's graphics cards?

I saw a review of the GeForce GTX 460 graphics card. It has 56 texture units. I'm not that knowledgeable about graphics effects. But, the ones I know use around 3 or 4 texture units. In this ...
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3answers
1k views

Generate levels in real-time with the Procedural CityEngine

Has anyone used the Procedural CityEngine to generate levels in real-time? It seems to get used in production or pre-production due to its sizable overhead, but has anyone tweaked it to run in real-...
18
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7answers
23k views

What are some cool examples of procedural pixel shader effects? [closed]

What are some good examples of procedural or screen-space pixel shader effects? No code is necessary; I'm just looking for inspiration. In particular, I'm looking for effects that are not dependent ...
3
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2answers
2k views

UI design examples? [closed]

I am not asking the theory of UI design, or how to do one, I am asking for examples and resources, like... How to draw this fiddly stuff, or how to code another circular thing, or a gallery of game ...
3
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1answer
1k views

Where can I find articles/books on 2D graphics (how it works etc.)? [closed]

After I have been through more intensive C++ studies, I am thinking of giving it a start in my practices of computer game programming. Therefore, I think 2D knowledge (processing images, animating ...
16
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6answers
5k views

How can I improve or replace my programmer art? [closed]

Say I'm a programmer who has done his own sprites or 3d models which would fall into programmer-ish kind of art. What steps can I take in order to improve or replace my own art?
4
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5answers
4k views

How can I improve the “smoothness” of a 2D side-scrolling iPhone game?

I'm working on a relatively simple 2D side-scrolling iPhone game. The controls are tilt-based. I use OpenGL ES 1.1 for the graphics. The game state is updated at a rate of 30 Hz... And the drawing ...
5
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3answers
3k views

The pros and cons - DX9 moving to DX11 render?

We are a "nano" game dev company working on REFUSION. DX9 renderer is almost done and question is: Should we move it to DX11 or not? Anyone have experience with this? Here are some videos from dev ...
3
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1answer
266 views

Web site for XAML snippet sharing?

I am making a game with WPF and C#, and I frequently am in need of artwork for it. Some things could be easily shared, such as explosion animations, exhaust plumes, etc. I was wondering if there are ...
18
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4answers
2k views

What should every graphics programmer write [closed]

I've seen this question on SO, but here i want it to focus on GFX. So in your opinion what applications/features should every aspiring GFX programmer write/change to get better? Community wiki since ...
10
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5answers
16k views

Graphics for non-Graphics Designers [closed]

Are there resources for programmers with little to no graphics design talent, but still want to make good-enough graphics for their own programs? I'm interested in both 2d and 3d computer generated ...
16
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5answers
12k views

boolean operations on meshes

given a set of vertices and triangles for each mesh. Does anyone know of an algorithm, or a place to start looking( I tried google first but haven't found a good place to get started) to perform ...
36
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1answer
9k views

Rendering SVG art directly in XNA

Suppose I have a bunch of 2D art in some vectorized format such as SVG. Is there an easy-ish way to render that directly without having to implement a full SVG renderer myself? Of course I could ...
12
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2answers
496 views

Clear reference implementations of MLAA?

Does anyone know of a clearly written reference implementation of morphological antialiasing (MLAA)? Intel provide a paper and reference implementation at the following address, but I find the code ...
9
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5answers
9k views

Non-destructive way to edit alpha channel in Photoshop/Gimp image

Looking to make textures for Unity3d, and I'm stuck at what seems to be a simple stage. My goal is to create an RGBA image, with color information for every pixel, and a separate alpha channel. These ...
19
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12answers
3k views

3D theory before graphics APIs? [closed]

I'm a software engineer and I'm hoping to move my career towards game development. I'm reading a book right now on 2D using C++/DirectX. When I get into 3D I know I want to do it correctly. For ...
8
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5answers
2k views

Is there a way to blur objects in a 2d game with OpenGL without using shaders?

Is there a nice way in OpenGL to blur objects without using shaders? Currently, I'm accomplishing blur by rendering the object slightly up, down, left, right, and the four diagonals from its original ...
5
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6answers
3k views

Algorithm for drawing asteroids from, er… Asteroids game?

What would the algorithm be for generating/drawing the asteroid shapes from the original Asteroids game? Is it even an algorithm? Or would they be hard coded shapes? Here is a screenshot to jog your ...
12
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7answers
5k views

Fastest way to create a simple particle effect

I am looking to the fastest way to create really simple particle effect that will be spammed like hell on the game... Basically, my game looks like a vectrex game, made mostly of lines... I want to ...
5
votes
1answer
1k views

How do you activate multisampling in OpenGL ES on the iPhone?

I'm experimenting w/ improving the "resolution" of an OpenGL ES based app. Apple mentions here (developer.apple.com) that OpenGL ES in iOS 4 supports multisampling... and this can improve the ...
6
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2answers
928 views

What is a good alternative to Unified Shader for Shadows?

Most shadow systems I have seen use a unified shader system for shadowing techniques, resulting in an uber shader for the projects. What alternatives do you find work well or is the unified shader ...
4
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5answers
819 views

Tools to make icon, icon design

I have two related questions: What are the tools you use to make icons? (valid for all platforms) What are the standard sizes and file formats you use? (valid for all platforms too)
3
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4answers
544 views

Which tools are artists using out there and how for game development to produce the material used by game programmers?

What processes, tools, methods are used by game artists to prepare materials for the programmers? I am interested in tools (ie: photoshop, pixelmator, etc for drawing) and also how they are used ...
19
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8answers
7k views

What all should be happening during the “Loading” screen?

Do I just need to be creating instances of all of my graphics into memory that are loaded from file? What is the best way to handle this? Do I just need some sort of assets manager that creates ...
3
votes
3answers
1k views

What's the best place to showcase my pixel art?

I recently started learning spriting/pixel art to help propel my game development endeavors and I've gotten to the point where I'd like to start sharing it for comments, critiques and other feedback. ...
10
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1answer
1k views

What is “ROAM” related to terrain rendering?

I saw it mentioned on this question, but no one explained what it is.
11
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5answers
2k views

Cross platform low level graphic API

When creating a system abstraction is better to have the platform different APIs hidden by a common interface at the lowest level that makes sense. Taking in account the different modern (with no ...
10
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6answers
18k views

Make pygame's frame rate faster

By profiling my game, I see that the vast majority of the execution time of my hobby game is between the blit and the flip calls. Currently, it's only running at around 13fps. My video card is fairly ...
8
votes
3answers
999 views

For a 2D game on the iphone would I better using OpenGL or CoreGraphics?

I am planning on developing my first iPhone game, and I was wanting to know whether I should use OpenGL or CoreGraphics for a 2D game. An outline of the benefits would also be helpful. Edit: Set ...
8
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2answers
3k views

How to implement SSAO in Shader Model 3/ DX9?

Ive read a few articles about SSAO, and i would like to implement it in to 3d engine at work, which runs on top of DX9. Can you give me an tips on getting the simplest implementation possible up and ...
15
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5answers
6k views

Where do I start if I want to independently learn game graphic design? [closed]

I want to learn how to create custom graphics, not use freely available resources. But I have been looking around for articles or tutorials on how to start with 2D game design in general, and I can't ...
62
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6answers
139k views

What is ambient occlusion?

I've heard about ambient occlusion and it looks nice, but what exactly is it?

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