Tagged Questions

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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18
votes
3answers
3k views

What's the difference between mesh and a model?

Which one is created first? For example if a team worked on a graphical asset of a car, what would be a model and what would be a mesh of the car?
4
votes
2answers
309 views

How to emulate Mode 13h in a modern 3D renderer?

I was indulging in nostalgia and remembered the first game I created, which used Mode 13h. This mode was really simple to work with, since it was essentially just an array of bytes with an element ...
1
vote
1answer
638 views

How to make a Sprite using CoreGraphics iOS - Cocos2d-iPhone

I'm trying to make a sprite that uses the graphics that are made with core graphics. I cant seem to find anything to explain how to make shapes using core graphics to create a sprite to use in ...
1
vote
1answer
179 views

Better way to implement iPhone Games targeting iPhone 4, 4S & 5 [closed]

iPhone 5: 4″ at 1146 x 640 resolution retina display iPhone 4, 4S: 3.5″ at 960 x 640 resolution retina display We are developing games targeting iPhone 4, 4S & 5. What graphics ...
3
votes
3answers
176 views

Collision and Graphics integration

I'm a little confused about the integration between collision and graphics. They both need to share the same position in the world. The most obvious choice is the center of the entity, which is good ...
4
votes
1answer
319 views

Techniques for displaying vehicle damage

I wonder how I can displaying vehicle damage. I am talking about a good way to show damage on screen. Which kind of models are common in games and what are the benefits of them? What is state of the ...
6
votes
3answers
956 views

Understanding how to create/use textures for games when limited by power of two sizes

I have some questions about the creating graphics for a game. As an example. I want to create a motorbike. (1pixel = 1centimeter) So my motorbike will have 200 width and 150 height. (200x150) But the ...
4
votes
1answer
333 views

Issue with distinguishing levels in isometric game [duplicate]

Possible Duplicate: How can I change this isometric engine to make it so that you could distinguish between blocks that are on different planes? I'm working on an isometric game however I ...
6
votes
2answers
402 views

Help my graphists sharing their work

As a developer I'm used to Subversion for source control and I think it's great for sharing source code between developers. Now thinking about my graphists and game designers, they need to have a ...
-3
votes
1answer
196 views

Algorithmically generating neon layers on pixel grid [duplicate]

Possible Duplicate: How to achieve a Neon-Light effect? In an attempt at a screensaver I am making, I am a fan of neo-like graphics, which, of course, look great against a black background. ...
10
votes
1answer
3k views

How can I easily create cloud texture maps?

I am making 3d planets in my game; these will be viewed as "globes". Some of them will need cloud layers. I looked at various Blender tutorials for creating "earth", and for their cloud layers they ...
0
votes
1answer
485 views

Why does my health bar disappear whenever my character takes amage?

Im making health bar for my game that looks like this: public void healthBar(Canvas canvas) { float healthScale = happy.getHP() / happy.getMaxHP(); Rect rect = new Rect(20, 20,(120 * ...
5
votes
1answer
545 views

How to flip a BC6/BC7 texture?

I have some code to load DDS image files into OpenGL textures, and I'd like to extend it to support the BC6 and BC7 compressed formats introduced in D3D11. Since DirectX and OpenGL disagree about ...
-1
votes
1answer
176 views

Desktop twist, does anyone know how to implement this effect in DirectX?

http://my.tv.sohu.com/u/vw/26933139 I didn't know what the exactly name for this effect, so I just paste the link of the video here, I want to know what is the knowledge background needed if I want ...
3
votes
2answers
18k views

How are 8/16 bit sprites created?

I already found this question, but it only talks about the kind of software used - not the actual methods. Were they drawn at a high resolution first and then shrunk down? Or did you just zoom way in? ...
1
vote
2answers
137 views

Including sprite file for mobile games

I'm making a simple online RPG for Android & IOS using HTML5 & Phonegap and was wondering: should I include sprite file with the game for downloads (because of bandwidth)? What should I do ...
1
vote
1answer
377 views

Should I render with mipmaps?

The game I'm working on is very simple. It's a top down scroller. The camera never moves in any way, and all of the objects are in the same location on the Z axis. Since it's a bullet hell game, there ...
0
votes
1answer
186 views

GraphicsAdapter lacks a definition for CheckDeviceMultiSampleType

The MSDN is really confusing about this, with all their different versions of XNA jumbled together for my google results. All I want to do is find out, in XNA 4.0, what antialiasing modes are ...
3
votes
1answer
2k views

Correct use of VAO's in OpenGL ES2 for iOS?

I'm migrating to OpenGL ES2 for one of my iOS projects, and I'm having trouble to get any geometry to render successfully. Here's where I'm setting up the VAO rendering: void bindVAO(int ...
0
votes
3answers
1k views

How do you make bullets move at an angle in different angles using delta

I'm having trouble making my bullets move at a steady pace using delta. I have the formula I used outside of slick2d, but it doesn't take delta into account. My bullets fly fast. How do I make them go ...
0
votes
1answer
197 views

Algorithm to generate multifaced cube?

Are there any elegant soloution to generate a simple-six sided cube, where each cube is made out of more than one face? The method I have used ended up a horrible and complicated mess of logic that is ...
0
votes
1answer
381 views

XNA Multisampling only for 3D

I am working on a game which consists of 3D elements and a 2D GUI. I have it working properly, but I want to enable multisampling for only the 3D parts, and not the 2D Textures. Otherwise, the GUI ...
1
vote
0answers
191 views

BSPs, Octrees and modern graphics hardware

I have read a lot of literature on BSPs, Octrees and like. Problem is that it is all old literature from software rendering time. Nobody describes how it is implemented today. So here is my idea how ...
10
votes
2answers
5k views

OpenGL: VBO or glBegin() + glEnd()?

I recently was given this link to a tutorial site from someone who I gave the original OGL Redbook to. The third header down says distinctly to forget glBegin() & glEnd() as the typical render ...
2
votes
1answer
2k views

global transform to local transform?

If an object is attached to another one and you need to set its position, rotation and scale in global space, what do you do to get the local versions of these values, knowing the same values for the ...
2
votes
1answer
434 views

Detect mouse click on a bezier curve's neighborhood

I'm developing a game in HTML5 and JavaScript using Canvas API for drawing graphics. I want to detect if the user has clicked on a bezier curve which has the line width of 20 pixels (something like ...
12
votes
3answers
836 views

What platform were old TV video games developed on?

I am very eager to know how TV video games (which we all used to play in our childhood) were developed and on which platform. I know how games are developed for mobile devices, Windows PC's and Mac ...
3
votes
5answers
1k views

Good resources for 2.5D and rendering walls, floors, and sprites [closed]

I'm curious as to how games like Prelude of the chambered handle graphics. If you play for a bit you will see what I mean. It made me wonder how it works. (it is open-source so you can get the source ...
0
votes
1answer
374 views

Why are my exported illustrator graphics blurry and messy in-game when scaling?

Non-scaled image: And this is 2x-scaled: I use 300dpi and did tick anti-aliasing settings for export png-24 image for my game in illustrator. But it look still bizzard when scaling. Could you ...
3
votes
0answers
194 views

Web sites with famous game information? [closed]

Is there any website containing informations related with some famous game? For information I mean how to calculate damage in a rpg for example, or how they've set camera and other tips like this! ...
1
vote
0answers
2k views

bmGlyph alternative for windows (Bitmap font generator) [closed]

I have been using this tool (bmGlyph http://www.bmglyph.com/) to create fonts from apple machines, but now, I'm on windows and need a program with same / more features. The main features about this ...
2
votes
0answers
43 views

Where can I find good designers/animators for the graphics of a 2d game? [duplicate]

Possible Duplicate: Where to hire 2D sprite artists? I've got a little bit of experience in this field already, and I noticed that it's way better to look for animators than graphic ...
-2
votes
1answer
209 views

How to begin stylising a game [closed]

I'm currently in the late stages of development for a platform-esque iPhone game and am beginning to look into the graphics. Being a developer through-and-through, I have limited design skills and my ...
0
votes
1answer
1k views

Why are my exported illustrator graphics blurry and messy in-game?

Currently I use illustrator to create artwork for my Android games. My art size is pretty small, just 32x32. It looks OK in illustrator, but when exporting, my art is blurry and looks messy! Could ...
0
votes
1answer
133 views

How should I position and move objects in my 3D world in relation to terrain

I'm drawing a heightfield as a piece of 3D terrain using the fairly 'dumb' method of drawing triangles, like everyone does when learning this sort of thing. There's no fancy LOD, scenegraphs or other ...
1
vote
2answers
8k views

Is it possible to give an animated GIF a transparent background?

I'm making a Fire Emblem-esque game. There are very cute 2D frames I made for each character, and, like a game like Fire Emblem, I want these characters to animate constantly. To circumvent the ...
0
votes
1answer
123 views

Split vector vs matrix notation for transformation

Some rendering engines like Ogre prefer to use a individual vector based notation for transformations like the following Split vector notation: Net Transformation is represented by Scale vector = sx, ...
3
votes
2answers
762 views

OpenGL behaviour depending on the graphics card?

This is something that never happened to me before. I have an OpenGL code that uses GLSL shaders to texture a 3D model. The code involves a lot of GPU texture processing, blending, etc... I wanted to ...
0
votes
2answers
553 views

3D Vector “End Point” Calculation for procedural Vector Graphics

Alright, So I need some help with some Vector Math. I've developing some game Engines that have Procedural Fractal Generation for Some Graphics, such as using Lindenmayer Systems for generating Trees ...
0
votes
2answers
221 views

Creating a WARP device in managed DirectX

I have a very old graphic card that only supports shader model 2, but I need shader model 3 or up for the app I am developing. I tried to use a reference device but it seems to run very slowly, then I ...
2
votes
2answers
434 views

Is using a dedicated thread just for sending gpu commands a good idea?

The most basic game loop is like this : while(1) { update(); draw(); swapbuffers(); } This is very simple but have a problem : some drawing commands can be blocking and cpu will wait ...
0
votes
0answers
345 views

Camera rotation flicker in OpenGL ES 2.0

I implemented an orbit camera in my own OpenGL ES 2.0 application. I was getting extensive amount of flicker while rotating the camera using the mouse. When I added the line eglSwapInterval( ..., ...
4
votes
3answers
563 views

How can I efficiently create/store/implement animations as I add to my game?

My game's characters are made up of different parts (head/body/legs/etc), and whatever items they have equipped. As I'm creating the animation system for my game, I want to try to anticipate a large ...
1
vote
1answer
340 views

Blender 2.6: How to Undo 3D Cursor Movement

I sometimes place the 3D cursor at the wrong location by a undesigned click on the left mouse button. But when I'm trying to click Control + Z in order to undo the accidental 3D cursor movement, it ...
2
votes
2answers
736 views

Can frequent state changes decrease rendering performance?

Can frequent texture and shader binding decrease rendering performance? "Frequent" binding example: for object for material in object render part of object using that material "Low count" ...
0
votes
1answer
575 views

3DS Max exporting too many vertexes for model

I have a sample model of a cube and a buddha downloaded from internet in 3ds format which I can load correctly into my program and view them without problem, but wanted to try and create my own model. ...
0
votes
1answer
407 views

Is it possible to extract textures or sprites from compiled game files?

For instance, every map in Portal has what appear to be sprites over a texture indicating the obstacles you'll face (see screenshot). Are these resources compiled into the source as byte code, or is ...
0
votes
2answers
733 views

Rotate point by a direction vector

Given a vector, A, which represents a point, and a unit vector, B, which represents the looking direction, how would I rotate A so that B is the axis that's looked down on? Let's say the looking-axis ...
0
votes
1answer
435 views

Can't remove JPanel from JFrame while adding new class into it

Basically, I have my Frame class, which instantiates all the properties for the JFrame, and draws a JLabel with an image (my title screen). Then I made a separate JPanel with a start button on it, and ...
1
vote
3answers
2k views

Question about JPanel “transition” for Java Swing

I want to make like a sort of main menu (in GUI). When the user clicks the start button, the screen transition into another "screen" (JPanel). This image will make it easier to understand. ...