Tagged Questions
-4
votes
1answer
106 views
Recommended graphic software for creating great graphics in game? [closed]
I came across a game called Trine2. It has a great graphics here is one image i captured here. Forgive me but I need 10 reputation to upload image so i use external sites.
How did they create that ...
2
votes
1answer
135 views
Combining 2D and 3D in game engine
I've implemented basic 3D functionality and made little "2.5D" demo in orthographic projection using OpenGL ES 2 and Box2D.
Now I want to make completely two-dimensional game (using sprites) and ...
-6
votes
1answer
76 views
Android Game an [closed]
I want to develop an android game (3D/2D).. and I don't have any knowledge about android app development. So can you suggest some helpful and understandable resources like video tutorials or head ...
-1
votes
1answer
80 views
XNA 2D Particle in 3D world [duplicate]
Is it possible to make 2D-sprite particles in a 3D world that always face towards the camera?
0
votes
1answer
138 views
xna: Methods for having sprite characters in 3d game?
Methods for having sprite characters in 3d game?
I am making a game much like Doom. The world is 3d but objects and characters are 2d sprites. I am not asking about billboarding objects. I am asking ...
5
votes
1answer
410 views
3D isometric depth sorting
How is it possible to depth sort tiles and objects in an isometric environments without any limitations? I've been researching this for a while now and there seems to be no publicly available answers ...
1
vote
1answer
101 views
SimpleOpenNI: Check if user hand is in specific area on image
Concerning our Microsoft Kinect project, we need some help.
We control a robot with our movements tracked by the Kinect sensor. We display the depth image of the Kinect sensor on our screen, so we ...
2
votes
2answers
207 views
What kind of projection is used here?
Tibia is a 2d game, but it's sprites are drawn using certain kind of orthographic projection that is not the same I'm used to:
I'm trying to figure out what projection is used here. I've guessed ...
2
votes
3answers
320 views
2d shapes in XNA 4.0?
Having some experience of XNA but none of 3D programming. I have an idea i want to realize but i have not decided to do it in 3d or 2d. Im not sure which one will be best in XNA.
I want to have a ...
1
vote
1answer
75 views
2D map/plane with nodes overlayed that supports panning, scaling and clicking on nodes
I'm trying my hand at Android development and seem to be running into an invisible ceiling in trying to get what I want accomplished. Basically I'm trying to create an app that renders a 2D surface ...
1
vote
3answers
757 views
2D camera perspective projection from 3D coordinates — HOW?
I am developing a camera for a 2D game with a top-down view that has depth.
It's almost a 3D camera. Basically, every object has a Z even though it is in 2D, and similarly to parallax layers their ...
9
votes
2answers
385 views
Boat passing under a bridge in a 2D tile based RTS
I'm writing a 2D tile based RTS. And I want to add a 'pseudo 3D' feature to it - bridges over the rivers.
I havent't start any coding yet, just trying to think how it fits the collision detection ...
0
votes
2answers
207 views
3d vertex translated onto 2d viewport
I have a spherical world defined by simple trigonometric functions to create triangles that are relatively similar in size and shape throughout.
What I want to be able to do is use mouse input to ...
4
votes
4answers
757 views
Do 3d assets cost a lot more than 2d?
I'm planning to create a game on my own and will most likely hire an artist in the future. I just want to know if making a game in 2d will a lot cheaper than making it on 3d?
Here's my plan:
If it ...
1
vote
1answer
191 views
Viewport.Unproject - Checking if a model intersects a large sprite
Let's say I have a sprite, drawn like this:
spriteBatch.Draw(levelCannons[i].texture, levelCannons[i].position, null, alpha, levelCannons[i].rotation, Vector2.Zero, scale, SpriteEffects.None, 0);
...
-1
votes
2answers
390 views
2D animations frames vs 3D animation for small indie project: timing considerations
pretty lame question but was wondering..
I am developing a 2D game using Cocos2D for iOS. The art work till now is all 2D (is a shooter game) but some of the characters would benefit of complex ...
0
votes
1answer
572 views
Calculate the angle between two 3d vectors: Function always returns 89.1-89.9
I have my own 2d game and I am attempting to calculate the angle between 2 GameObjects.
My Problem: My function that is meant to calculate the angle(direction) between 2 Vector3's doesn't appear to ...
0
votes
2answers
1k views
Advanced Animation for 2d Isometric Game?
I need help with workflow suggestions for a flash game. (although the concepts would apply to other game engines, too).
In a game like: Hero Academy
There are several different character models each ...
1
vote
1answer
513 views
Drawing 2D Grid in 3D View - Need help with method
I'm trying to draw a simple 2D grid for an editor, to able to navigate more clearly around the 3D space, but I can't render it:
Grid2D class, creates a grid of a certain size at a location and should ...
1
vote
1answer
408 views
Transform 3d viewport vector to 2d vector
I am playing around with 3d transformations and came along an issue.
I have a 3d vector already within the viewport and need to transform it to a 2d vector. (let's say my screen is 10x10)
Does that ...
-4
votes
1answer
725 views
2D top down game - XNA or Unity? [closed]
Hey I want to develop a top down 2D game, probably with Sprites (although 3D models with a fixed camera is an option too).
I know it's not a very specific question - but generally speaking which is ...
0
votes
0answers
292 views
Good game programming/development books [closed]
Want good books for 3d design, 2d design, good development techniques, and programming.
I hear the game gem books are pretty good, but I don't want to just except a couple opinions.
I would also like ...
15
votes
1answer
466 views
Keystone Correction using 3D-Points of Kinect
With XNA, I am displaying a simple rectangle which is projected onto the floor. The projector can be placed at an arbitrary position. Obviously, the projected rectangle gets distorted according to the ...
1
vote
1answer
347 views
help a 2D image onto a 3D cube
I am just diving into the Stage3D APIs for Flash Player 11. I am trying to figure out a simple way to display isometric 2D content that gets blitted from a sprite sheet onto a 3D cube. The idea ...
1
vote
3answers
1k views
Can I use SpriteBatch when drawing sprites on a rotating 3D plane
I'd like to have my plane of sprites rotate similarly as in this game (YouTube Video). So basically, everything is drawn in 2D, but the 2D plane is then "rotated in 3D" (or camera is rotated). When ...
0
votes
1answer
242 views
throw a 2D ball facing the target to simulate a 3D like effect
How would you update the state of a 2D object that is thrown forward(with an arc) facing a target to simulate a 3D(depth) like effect?
var ball; //2D ball from a sprite sheet
ball.x = 0;
ball.y = 0;
...
1
vote
2answers
432 views
How to achieve graphics like those in Spy Mouse
I'm really interested in making a new application for iPhone, and I have some experience in objective-c. My main problem is the visual part. I want to have graphics like in Spy Mouse. Could this be ...
-1
votes
1answer
700 views
How to create a map by coding in OpenGL
I have a very good knowledge about Java, C++, Qt, C# etc... and I wanted to start making a game... most the engine that the game per se since I don't like the "design" part of making a game..
I have ...
1
vote
3answers
310 views
What name (if any) applies to this particular 3D rendering technique?
Is there a name for this technique where when instead of rendering certain polygons, you just calculate a few key points and do the drawings in 2d? For instance, instead of rendering a sphere, you ...
12
votes
5answers
3k views
Examples of faking 3D
Does anyone know of any good examples of 3D being faked in 2D (not necessarily code, but games I could look up)? The player has the perspective that they are going 'into' the screen and things are ...
4
votes
4answers
1k views
How do you organize your game files and classes? [closed]
Although it isn't necessary to exclude things like graphics and audio packages, I'm most interested in the organization of the folders for classes that deal with AI and game state. I'm thinking ...
0
votes
2answers
120 views
Converting 2d path to 3d path
What is the procedure to convert 2d path to 3d one. Maybe it's a silly question, but for example:
Let's assume that I have a path from point A to point B. And I have all X and Y coordinates of that ...
13
votes
4answers
4k views
Should I learn 2d game development before 3d?
I'm an iPhone app developer. I want to get into iOS gaming. The question is-should I start with learning 2D like Cocos 2D or Corona SDK before learning 3D gaming like Unity? I'm more interested in 3D ...
14
votes
3answers
2k views
What are the pros/cons of using a 3d engine for 2d games?
What pros or cons should a beginner be aware of when deciding between a 2d game engine (like Slick2D/Flixel/FlashPunk) and a 3d engine (like Unity) for 2d game development?
I am just getting started ...
1
vote
1answer
621 views
LWJGL Rendering a 2D Object at a Certain Position On-Screen
Okay, so in LWJGL, how can I render a 2D object (maybe for like a menu, or meter that shows up on screen during the game), and have control over size and position on screen? So I can tell it what ...
3
votes
3answers
9k views
How to transform a 2d drawing in a 3d model in easy steps? Where to start?
I have a great draftsman, but I don't know how to take his drawings to 3D
My basic notions guide me to get a front picture and a side picture and then
put in a cross in a z-axis and give them ...
4
votes
3answers
839 views
Render angles of a 3D model into 2D images?
Is there a tool out there that you can give a 3D model file, and it will output 2D renders of it from various angles? For example if you were making a 2D RPG but you want to make your character look ...
2
votes
2answers
1k views
Java 2D Game looks like 3D
i have fair experience with java game programming,
i already made a simple mario game (side-Scrolling)
i'm wondering how can i make a "Java" Game like that
...
5
votes
3answers
971 views
Android collision detection of a 3d object based on a 2d projection
I am writing a game for android. We have an orthographic view setup, but the characters (ships, projectiles, etc). The enemies / characters will be able to rotate about the x axis. The problem is that ...
9
votes
4answers
754 views
Rendering Resolution Independent Text
I need a way to draw resolution independent text in my game. That is, I need to be able to zoom in on text and never see pixel artifacts.
Can anyone make any suggestions on how I could go about it?
12
votes
2answers
3k views
Are high powered 3D game engines better at 2D games than engines made for 2D
I'm a software engineer that's new to game programming so forgive me if this is a dumb question as I don't know that much about game engines.
If I was building a 2D game am I better off going with an ...
7
votes
3answers
3k views
How much is java used in 2d/3d indie games? (before/after Minecraft) [closed]
I wonder for my own use and curiosity, how popular is Java in indie game development ,
in 2d and 3d? Are there any good open/closed source games done in java?
2
votes
1answer
857 views
Obtaining a world point from a screen point with an orthographic projection
I assumed this was a straightforward problem but it has been plaguing me for days.
I am creating a 2D game with an orthographic camera. I am using a 3D camera rather than just hacking it because I ...
7
votes
5answers
1k views
Drawing very large slowly rotating planets
I'd like to draw very large (~500 px) graphics of planets slowly rotating. These graphics are meant to impress. What's the best way of doing this? I don't have experience with any particular 3D ...
7
votes
5answers
2k views
3D Illusion of a 2D Planet Texture
Several years ago I overheard a technique that gives the user the illusion of a rotating planet by using a 2D texture. Given that the user isn't able to change its position or viewport.
What's the ...
3
votes
2answers
878 views
Representing 3D World Space with 2D Tiles
How can I represent 3D world space with 2D tiles? I do not mean isometric, which is visually represent 3D objects in 2D space.
Let's say there's some height map, and each 2D tile (X, Y) represents a ...
3
votes
1answer
115 views
Need some advice on a java api to use for a 'presentation display board' - based on game 2d/3d tech
As part of the project i am working on I am looking to produce some software that works on a LCD display (think call center info boards) and displays various graphs (the bars grow etc in realtime, so ...
7
votes
3answers
911 views
How difficult is it to implement 3D models in a 2D game?
Creating a full blown 3D game requires a lot more math for physics, but what if I just want to mix 3D models in a 2D game, such as in the New Super Mario Brothers? Would I be able to get the looks of ...
4
votes
1answer
431 views
Mixing 3D and 2D content on the iPhone?
I am at the design phase of a board game on the iPhone and am considering a couple of options for rendering the view:
Quartz to render top down views of the board with core animation to do the ...
43
votes
5answers
4k views
What to consider when deciding on 2D vs 3D for a game?
How much "harder" is 3D than 2D in terms of:
Amount/complexity of the code
Level of math skills required
Time involved in making art assets
Original title: How hard is 3D game development versus ...
