A 2D rendering of an object in space.

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6
votes
2answers
1k views

Best way to do large XNA animations?

What's the best way to have large animations in XNA 4.0? I have created a spritesheet with the sprite being 250x400 (more of an image than a sprite but hey ho) and there are approximately 45 frames in ...
6
votes
2answers
4k views

How to Export Flash Animation Data

I'd love for my partner, the artist, to be able to animate using flash movieclips and timelines. Then I, the programmer, would like to read the raw Flash info and re-program it into my engine of ...
6
votes
1answer
706 views

How to create a character animation where the parts of the sprite change?

Let's say I'm creating a game (in Java or C++). In this game I have a character that can do a sword swing animation, but the character can equip different swords. Do I have to make an animation for ...
6
votes
1answer
2k views

Mip Maps on 2D Sprite causing black line above. Why is this?

I am new to Unity. I'm trying it out and using Futile for a code-first approach, but still importing textures using the Unity system. The problem I'm having is that when I use mip maps to scale large ...
6
votes
4answers
318 views

Keeping sprites nice and pixelated

How do I keep the sprites in my game nicely pixelated on screens of all sizes and resolutions? I use nearest-neighbor texture filtering when resizing pixels, but this works well only at really high ...
6
votes
2answers
495 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 ...
6
votes
2answers
1k views

How to do smooth sprite movement on WP7 XNA

What's the correct technique for getting smooth sprite translations with XNA? I've been developing the WP7 version of an app for a startup, so when we heard Angry Birds got ported today we wanted to ...
6
votes
3answers
3k views

Why does Unity in 2d mode employ scaling and the default othographic size the way it does?

I previously used SFML, XNA, Monogame, etc to create 2d games, where if I display a 100px sprite on the screen, it will take up 100px. If I use 128px tiles to create a background, the first tile will ...
6
votes
2answers
1k views

Simple thruster like behaviour when rotating sprite

I'm prototyping some 2D game concepts with XNA and have added some basic keyboard inputs to control a triangle sprite. When I press key up the sprite accelerates in it's current facing direction, ...
6
votes
1answer
978 views

2D animation: Animated 3D models or sprites with animation frames?

Starting out with new project, I am stuck choosing between: 3D textured model animated directly through the renderer 2D sprites and drawing each animation frame The game will be 2D platform, I ...
6
votes
2answers
9k views

Design sprites for games (iPhone game) [closed]

I'm not the very best at design, but I have looked for tutorials to design normal sprites for games (mobile devices), like background, ground and all that stuff in 2D. Are there any ...
6
votes
1answer
1k views

Unity3D - How to tessellate 2D sprites?

I use dynamic vertex lighting on 2D sprites. On larger sprites the lighting is uglier than on smaller ones. This is because every sprite is just a quad of two triangles. Not enough vertices there for ...
5
votes
2answers
4k views

How to create life-like sprites from photo or video capture like was done for games like Mortal Kombat 1?

I know they digitized actors but how can I get those same results? How to take a photo or video of someone and digitize it for a 2D game? Digitized sprites were used in several video games through the ...
5
votes
5answers
442 views

Should I ask my artist to make Sprites in full resolution or can I scale them up?

I'm started with Unity development and my artist asked me what size she should make the sprites for the game. They are all pixel art and she didn't know if she should make them on Photoshop on a ...
5
votes
2answers
1k views

Sprite batching in OpenGL

I've got a JAVA based game with an OpenGL rendering front that is drawing a large amount of sprites every frame (during testing it peaked at 700). Now this game is completely unoptimized. There is no ...
5
votes
2answers
4k views

Clipping a SpriteBatch Draw() in XNA

Is there any way to enable a temporary clipping mask in XNA while using a SpriteBatch? I'm drawing a bunch of Texture2D objects and Sprites in a given rectangle, and I want to make sure that said ...
5
votes
1answer
1k views

How should I handle sprite creation for customizable 2D characters?

I'm want to create avatar animations (sprites) for a browser-based MMORPG. The player is able to customize the character, and the content changes often (new weapons, armors, and so on). How can I ...
5
votes
4answers
10k views

Unity: Flip Sprite Direction

I'm toying around with the new Sprite class in Unity, and I'm trying to work out how to change the direction the sprite is facing ("flip" it). I'm sure I can most likely just scale it across the x ...
5
votes
2answers
650 views

How can I handle a 2d game with tens of thousands of sprites rendering at the same time?

we are trying to make a small 2d game which requires an excessive amount of sprites spawning and moving around the screen at the same time. We did try doing this in python but it started choking at ...
5
votes
4answers
3k 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. ...
5
votes
3answers
12k views

LibGDX tutorial help Scene2D

I'm having trouble understanding this tutorial. It defines the importance of classes, but it doesn't show an outline of the project file so far. From what I got from that tutorial was that there is ...
5
votes
4answers
2k views

Differently-sized sprites?

I'm still at the very early stages of my game design -- nowhere near actually needing the sprites yet -- but a thought occurred to me: What's the best way to approach sprites of different dimensions? ...
5
votes
1answer
644 views

Creating graphics at different angles for sprites

I am developing a Java game that uses sprites for the graphics. It's just a top down shooter and our ship sprites look like the following: These work fine, but they're hard to create and the artist ...
5
votes
3answers
863 views

Simulate 3D with 2D sprites

I was thinking about 2D games (like Starcraft), where the sprites are in two dimensions, but the objects that are "higher" in the screen are behind the other objects (I think this is obvious when you ...
5
votes
2answers
3k views

Oscillating Sprite Movement in XNA

I'm working on a 2d game and am looking to make a sprite move horizontally across the screen in XNA while oscillating vertically (basically I want the movement to look like a sin wave). Currently for ...
5
votes
1answer
848 views

Batching dynamic sprites in OpenGL

I'm trying to wrap my head around how batching is done in a 2D sprite-based game. My understanding is I'd get the vertices that represent each sprite I want to draw and stuff them all into a single ...
5
votes
3answers
2k views

Designing for multiple screen resolutions and aspect ratios, target one resolution then scale to meet others or use normalized values?

I feel like what I'm currently doing is stupid but would just like reaffirmation it is. Basically I'm writing games which target a certain screen resolution (800x480), so all positions, widths and ...
5
votes
1answer
469 views

How to read a color of a pixel from texture (cocos2d-js)?

How to read a color of a pixel at [x,y] from a texture (in cocos2d-js)?
5
votes
1answer
941 views

Improving SpriteBatch performance for tiles

I realize this is a variation on what has got to be a common question, but after reading several (good answers) I'm no closer to a solution here. So here's my situation: I'm making a 2D game which ...
5
votes
1answer
968 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 ...
5
votes
1answer
1k 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 ...
5
votes
1answer
735 views

Separating Sprites from Models with PyGame

So I'm trying to code a game using the Model-View-Controller pattern, and therefore have a need to separate the models for my game objects with their sprite representations. The problem that I'm ...
5
votes
3answers
2k views

How can I generate isometric sprite sheets from 3D animations?

I want to generate sprite-sheets for an isometric projection of various 3d assets purchased from the Unity3D asset store. I'd preferably also render the normal maps. I am a programmer, but new to 3D ...
5
votes
1answer
8k views

Unity 4.3 (2D) Rendering only the parts of a sprite that are within specific bounds

I'm working in Unity, using the 2D features to recreate the match-3 style of 10000000 (Ten Million). I have a parent object (green square) with several children objects (blue rectangles) on top of ...
5
votes
1answer
1k views

How to create a 2D region where sprites are automatically wrapped?

Edit Finally managed to get this to work, after two separate questions! Here's a video demonstration: http://www.youtube.com/watch?v=nZ7e0jegvs0 Will write an article about it later when I have a ...
5
votes
2answers
754 views

Alternatives to multiple sprite batches for achieving 2D particle system depth

In my 2D XNA game, I render all my sprites with a single sprite batch using SpriteSortMode.BackToFront and BlendState.AlphaBlend. I'm adding a particle system based on the App Hub particles sample. ...
4
votes
4answers
4k views

How to handle a Sprite Class?

Currently I am learning XNA and while playing around with some tutorials knowing what I am aiming for a game it made me think that the Sprite Class will be something very important and re-used a lot ...
4
votes
2answers
999 views

2D sprites in 3D space?

How can I draw a 2D sprite to look like it's at a particular placement in the 3D world? My goal is to use this as loose items in the world. Minecraft Example: ...
4
votes
2answers
9k 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 ...
4
votes
6answers
2k views

How to get quality sprite sheet generation with rotations

I'm working on a game that uses sprite sheets with rotation for animations. While the effect is pretty good, the quality of the rotations is somewhat lacking. I exported a flash animation to png ...
4
votes
3answers
6k views

what is more expensive 2D sprites or 3D models?

Me and my friends are programmers.We decided to try ourselves in game design. As we don't want to find ourselves in debts, we decided to avoid investors. We want to develop and publish a couple of ...
4
votes
4answers
1k views

Anyone know of an online resource with spritesheets from classic games? [closed]

I'm looking for spritesheets for classic retro games, and old home computer games (c64, amiga etc.) Does anyone know of a source online?
4
votes
5answers
502 views

XNA Required information to represent 2D Sprite graphically

I was thinking about dividing my game engine into 2 threads: render thread and update thread (I can't come up on how to divide update thread from physic thread at the moment). That said, I have to ...
4
votes
2answers
2k views

How to rotate “stacked sprites” in XNA?

I'm working on a simple Sinistar-style shooter in XNA, and I'm constantly running into trouble with transformations. I feel like I'll get it eventually, but this problem is really bending my mind. ...
4
votes
3answers
2k views

Player sprite animation in 2D platform game

It's pretty easy to get animations rolling from a sprite sheet. Though which ways there are on combining the animations with player dynamics and motion? I've figured there's two starting points ...
4
votes
3answers
2k views

Two sided sprites

What is the most efficient way of making two sided sprites in Unity's new 2D tools? I'm looking to make playing cards with a backside and a front side.
4
votes
3answers
4k views

Smooth Sprite Movement - Don't Add Velocity to Position?

I am trying to figure out if there is a way to move a sprite smoothly on the screen at different speeds without stuttering, but keeping the effect that it's moving smoothly; especially at faster ...
4
votes
2answers
537 views

Are 2D art assets typically created at their intended in-game display size?

I'm wondering if game makers create their sprites smaller than their intended in-game size in order to be more efficient or whether doing that produces unacceptable quality.
4
votes
2answers
1k views

snapping an angle to the closest cardinal direction

I'm developing a 2D sprite-based game, and I'm finding that I'm having trouble with making the sprites rotate correctly. In a nutshell, I've got spritesheets for each of 5 directions (the other 3 come ...
4
votes
2answers
2k views

SDL2 sprite batching and texture atlases

I have been programming a 2D game in C++, using the SDL2 graphics API for rendering. My game concept currently features effects that could result in even tens of thousands of sprites being drawn ...