Tagged Questions

A 2D rendering of an object in space.

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1
vote
1answer
930 views

Can I use remade sprites in my game? [duplicate]

Possible Duplicate: How closely can a game resemble another game without legal problems Can I use remade sprites in my game? I am making a game and I used some sprites, but I didn't copy ...
1
vote
2answers
777 views

Animate sprite/texture position with VBO

I'm currently worlking on a renderer for my projects and I want animate a sprite on screen. I've got a spritesheet but I don't know what is the the best way to update the texture coordinates for each ...
5
votes
4answers
2k views

How can I ease the work of getting pixel coordinates from a spritesheet?

When it comes to spritesheets they're usually easier to use, and they're very efficient memory-wise, but the problem that I'm always having is getting the actual position of a sprite from a sheet. ...
3
votes
2answers
1k views

How do you set the movement speed of a sprite?

I'm using Slick 2D/Java to play around with graphics. Getting an image to move is easy: Input input = gc.getInput(); if(input.isKeyDown(sprite.up)){ sprite.y--; }else if ...
-1
votes
1answer
271 views

Using copyrighted sprites [duplicate]

Possible Duplicate: How closely can a game resemble another game without legal problems I was thinking about making a pacman clone, I know there is a similar question here Using Copyrighted ...
0
votes
1answer
2k views

rotate sprite and shooting bullets from the end of a cannon [duplicate]

Possible Duplicate: How to Align Gun with Bullets Hi all i have a problem in my Andengine code, I need , when I touch the screen, shoot a bullet from the cannon (in the same direction of ...
0
votes
1answer
214 views

Are there tools available for building hierarchical sprite-based objects in games like Vector Man or Gunstar Heroes? [duplicate]

Possible Duplicate: Tools for 2D skeletal animation I'm looking for a tool that would let me build multi-part sprite objects of the kind you can find in Sega Genesis games like Vector Man ...
5
votes
1answer
848 views

Smooth pixels while rotating sprite

I just started with andengine, so this maybe gonna be silly question. How to make my sprites more smooth while I rotate them? Or maybe it because this is screenshot from tablet? Thanks JohnEye it ...
1
vote
1answer
479 views

How to I get a rotated sprite to move left or right?

Using Java/Slick 2D, I'm using the mouse to rotate a sprite on the screen and the directional keys (in this case, WASD) to move the spite. Forwards and backwards is easy, just position += ...
1
vote
2answers
226 views

Which isometric angles can be mirrored (and otherwise transformed) for optimization?

I am working on a basic isometric game, and am struggling to find the correct mirrors. Mirror can be any form of transform. I have managed to get SE out of SW, by scaling the sprite on X axis by -1. ...
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 ...
2
votes
3answers
403 views

Animation with non-uniform frame sizes

How do you know when to draw the next frame if its bounding box is larger/smaller than the current? For example, in KOF, some characters have elastic arms and things of the like..How are these handled ...
0
votes
2answers
593 views

Can't get sprite to rotate correctly? [closed]

I'm attempting to play with graphics using Java/Slick 2d. I'm trying to get my sprite to rotate to wherever the mouse is on the screen and then move accordingly. I figured the best way to do this was ...
2
votes
1answer
943 views

Sprite animation in openGL - Some frames are being skipped

Earlier, I was facing problems on implementing sprite animation in openGL ES. Now its being sorted up. But the problem that i am facing now is that some of my frames are being skipped when a bullet(a ...
4
votes
2answers
6k views

How can I move a sprite in the direction it is facing?

I'm using Java/Slick 2D. I'm trying to use the mouse to rotate the sprite and the arrow keys to move the sprite. I can get the sprite to rotate no problem, but I cannot get it to move in the direction ...
9
votes
4answers
6k views

sprite animation in openGL

I am facing problems on implementing sprite animation in openGL ES. I've googled it and the only thing i am getting is the Tutorial implementing via Canvas. I know the way but I am having problems in ...
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 ...
2
votes
3answers
4k views

Sprite sheet generator

I need to generate a sprite sheet with squared sprite for a 2D game. How can I generate a sprite sheet where each frame has x = y? The only think I have to do is to "insert" some blank space between ...
3
votes
1answer
278 views

Combining multiple sprites vs separate sprites

I have a character which can hold ten types of weapons. Should I: Create ten sets of animations for the character with each weapon Create animations for each weapon, and programmatically draw them ...
1
vote
2answers
134 views

How to fetch only the sprites in the player's range of motion for collision testing? (2D, axis aligned sprites)

I am working on a 2D sprite game for educational purposes. (In case you want to know, it uses WebGl and Javascript) I've implemented movement using the Euler method (and delta time) to keep things ...
2
votes
3answers
419 views

How can I create a spritesheet animation with big images?

If I have a 200x200 pixel sprite, and I want to create an animation for it with 30 different frames, how can I accomplish that? I can't put them on one texture/spritesheet.
9
votes
1answer
1k views

Xbox thumbstick used to rotate sprite, basic formula makes it “stick” or feel “sticky” at 90 degree intervals! How do you get smooth rotation?

I am using a very basic formula to calculate what angle my sprite (spaceship for example) should be facing based on the Xbox controller thumbstick i.e. you use the thumbstick to rotate the ship. In ...
8
votes
2answers
4k views

How to decompose sprite sheet

I have a lot of spritesheets that are poorly formatted that I want to decompose, or split out into many small images, one for each sprite. If I can do that, I can use my custom texture packer tool to ...
2
votes
1answer
363 views

How can you represent equip-able items in a 2d game?

I've been working on an item system for a post-apocalyptic RPG, with diablo as inspiration, and it would be awesome if I could visually represent an item that can be equipped on the player sprite. I ...
4
votes
2answers
2k views

Regarding sprite design and resolution for tablets and phones

I am about to start working on a game for android devices, in my spare time, to get familiar with android development. I'm more interested in using the best practices possible than getting a quick ...
0
votes
2answers
200 views

Looking for feedback on design pattern for simple 2D environment

I'm working in iOS. I am trying to make a very simple 2D environment where there are some basic shapes you can drag around with your finger. These shapes should interact in various ways when dropped ...
1
vote
1answer
79 views

Issues with background coordinate configuration in objective c with runAction?

In my game I want to have two backgrounds going one after the other creating a continuous loop moving to the left. However, right now one goes, and the other does not follow it. Here's what I ...
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 ...
2
votes
1answer
951 views

Android 2D game, shooting and getting animation to stop

I'm developing a game as a learning-process, and since everything I do is new to me, I have alot of problems, usually I can fix it myself but right now I'm stuck and need help. Link to a recording of ...
2
votes
1answer
208 views

XNA Framework sprite vectors and also scaling

I'm working on making my first Pong game with XNA Framework 4.0. Right now i've put 2 pong paddles and a ball (they have separate classes). In the "Paddle" class i've made a function that returns a ...
2
votes
1answer
3k views

AndEngine sprite movement

I want to ask that I have a player in my game. I may walk. I have a image which has five different frames for walk and two frames for standing position. I want to ask that how can I change the images ...
0
votes
3answers
366 views

Dynamic Sprite Scaling in SDL?

I was wondering if I could get a player sprite effect similar to the one in this video using SDL (without openGL). If not, does anyone know how I might achieve that effect using SDL/OpenGL?
2
votes
2answers
880 views

Changing sprite animation depending on direction

I'm working on an android game where my sprite is controlled by a joystick. I just added an animation to my sprite with 4 rows and 3 columns: Now I want to change the animation of my sprite ...
0
votes
3answers
2k views

Using multiple sprite sheets for same object AndEnginge

I have multiple sprite sheets for my object(Parrot) like eating, moving left to right, right to left and much more. I am using AndEngine gles2.0. How should I implement it? Every time I have to use ...
5
votes
1answer
970 views

Rendering a Sprite with an Effect… how?

gettings tuck doing some 3d Rendering and I think you guys may have a lot more knowledge in it. I am tasked with basically rendering a texture onto a screen, preparing the way to apply graphical ...
1
vote
3answers
355 views

Shaking objects near correct position (with video)

All right, so I'm testing two box objects. One is standing fixed in a position and another at the beginning of the program goes to the first one. And at the end the latter should stand completely over ...
2
votes
1answer
347 views

What exactly are sprites and entities and what are the differences between the two?

Well I was looking at a few game based tutorials, as well as articles. I found out about two terms: Entities and Sprites. Now they seem related but different, what is each and how are they the same ...
-2
votes
1answer
449 views

What's the best 2D animator?

What's the best 2D animator for creating sprite sheet animations for a game? Are there any that match this criteria? Cutout animation (I don't want to have to draw every frame) Exporting to images ...
4
votes
2answers
433 views

Geometry vs sprites

I'm developing an android game, where the enemies are geometrical shapes. Performance is a main goal for me so I was wondering if defining shapes directly in OpenGL would be more efficient than using ...
2
votes
1answer
2k views

Best practice to use Sprites in a game using AndEngine GLES2

Currently I am having static reference to all my sprites and loading and initializing them in my OnCreateResource mthod of SimpleBaseGameActivity, But now I have to override onAreaTouched listener on ...
1
vote
2answers
3k views

Pixel perfect collision detection between sprite and animated sprite

I am trying to make a collision between a sprite and an animated sprite. The animated sprite is the main character of the game. The problem I am facing is that when another sprite collides with the ...
2
votes
2answers
1k views

How does sprite customization in 2D games work?

I´m working on the design of a new game concept at the moment and I would like to know how to handle a customization of sprites. (In 2D that is, hence the topic.) This is my scenario: The player will ...
3
votes
1answer
355 views

Space Invaders-type game: Keeping the enemies aligned with each other as they turn around?

OK, so here's the lowdown of the problem I'm trying to solve. I'm developing a game in PyGame that's a cross between Space Invaders and Columns. I'm trying to make the motion of the enemies similar ...
1
vote
1answer
2k views

XNA 2D Collision with specific tiles

I am new to game programming and to these sites for help. I am making a 2D game but I can't seem to get the collision between my character and certain tiles. I have a map filled with grass tiles and ...
1
vote
2answers
236 views

How to build Arena-ish level using grid tiles?

I had an idea of procedurally generating arena-type levels in which the player would either fight hordes of enemies, or another skilled opponent. The level would be built at the very start of the ...
0
votes
2answers
91 views

Crash when trying to detect touch [closed]

I've got a character in a 2D game using surfaceView that I want to be able to move using a button (eventually a joystick), but my game crashes as soon as I try to move my sprite. This is my ...
2
votes
2answers
2k views

2D animation example in pyglet (python) looping through 2 images/sprites every x seconds

Suppose you have two images: step1.png and step2.png . Can anyone show me a very simple example in pyglet how to loop through those 2 images say every 0.5 seconds? The character doesn't have to ...
1
vote
2answers
336 views

Using Copyrighted Images

I was thinking about developing a sidescrolling platformer very similar to an old Mario and Luigi game for NES. To start out I was thinking about taking the images from a site like this: ...
6
votes
2answers
413 views

Algorithm to reduce a bitmap mask to a list of rectangles?

Before I go spend an afternoon writing this myself, I thought I'd ask if there was an implementation already available --even just as a reference. The first image is an example of a bitmap mask that I ...