A 2D rendering of an object in space.

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4answers
5k views

The right way to add images to Monogame/Windows

I'm starting out with MonoGame. For now, I'm only targeting Windows (desktop -- not Windows 8 specifically). I've used a couple of XNA products in the past (raw XNA, FlatRedBall, SilverSprite), so I ...
7
votes
3answers
2k views

How do I adjust the origin of rotation for a group of sprites?

I am currently grouping sprites together, then applying a rotation transformation on draw: private void UpdateMatrix(ref Vector2 origin, float radians) { Vector3 matrixorigin = new Vector3(...
7
votes
2answers
4k views

How do I access variables in the Game1 class from another class in XNA?

I'm trying to write a SpriteManager class in XNA, but I need access to the Game variables. For example, the Game.Content property would be very helpful in loading textures, and Game.GraphicsDevice....
7
votes
1answer
20k views

How should a programmer get started with creating 2D Sprites? [duplicate]

I am a programmer. Given a sprite sheet, I can code game as per the requirements. But I do not know how to create these sprites. I use Cocos2D. And I do not know where to begin. I have never done ...
7
votes
1answer
1k views

2d, Top-down map with different levels

So, I'm creating a 2d, top down, sprite based (tiled) game, and right now I'm working on maps (well, a map editor at the moment, but it will be creating my maps, so basically the same thing). The ...
7
votes
1answer
790 views

Spritebatch drawing sprite with jagged borders

Alright, I've been on the making of a sprite class and a sprite sheet manager, but have come across this problem. Pretty much, the project is acting like so; for example: Let's take this .png image,...
7
votes
2answers
366 views

Letting the user draw a Polygon Body and Image

In my game, I want to provide the user with a drawing feature. By free hand drawing, the user creates a polygon shape. Then, in my game implementation, I have to create a body for the found vertices ...
6
votes
5answers
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(Where) Can I learn to create art for my 2D games?

I'm currently bad at drawing. If I want to create something looking acceptable, it usually takes me hours and hours to fiddle around just to get the basic looks right. I think that I'm not completely ...
6
votes
4answers
15k 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 ...
6
votes
2answers
13k 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 ...
6
votes
3answers
12k views

Changing the color of a sprite at runtime

Is there a form to change the color of a sprite in runtime?} I have a black point loaded with an image, but i dont want to load various images with different colors, is there a mode to change the ...
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
5k 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
3answers
967 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 ...
6
votes
4answers
533 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
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
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
1k 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
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 ...
6
votes
2answers
10k 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 inspirations/...
6
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 ...
6
votes
2answers
4k views

Rendering shadow sprites in cocos2d-x

I am writing a 2D game with cocos2d-x. I want to put a "shadow" sprite on a background sprite using the equation: MAX(0, Cd * 1 - Cs * S) where Cd is the destination color (that is, a background ...
5
votes
2answers
5k 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
2answers
168 views

How do I turn an image into a Box2D physics object?

I'm using Box2D for a Game Programming course, and I was wondering if it is possible to choose the best shape and size of shape for the rigidbody/fixture for a sprite based on its transparency. I've ...
5
votes
5answers
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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
2k 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
676 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
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
2k 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
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
13k 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
756 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
2answers
4k 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
2answers
2k 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 ...
5
votes
1answer
1k 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
1answer
1k views

Turning a sprite such that it rotates in the direction that's most efficient

I have a sprite that moves from waypoint to waypoint. It turns to face its velocity vector, but not instantly (there's a rotation speed). The problem I'm having is, from one direction to another, the ...
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
702 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
3answers
3k 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
1k 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
1k 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
808 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
1answer
11k 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 it,...
5
votes
2answers
802 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
2answers
11k views

How can I draw a simple 2D line in XNA without using 3D primitives and shders

I would like to be able to draw arbitary lines in my sprite based 2D XNA game. How can I draw a simple line on screen in XNA without dealing with vertex arrays or shaders.
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votes
4answers
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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
1k 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: https://lh6.googleusercontent.com/-...
4
votes
1answer
2k views

How do I make a 2D character aim their gun toward the mouse?

Heli Attack is a perfect example of the shooting mechanic I'd like. The character aims perpetually toward the mouse. What's going on here? From what I've read so far, you could separate the arm and ...
4
votes
6answers
3k 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 ...