A 2D rendering of an object in space.

learn more… | top users | synonyms (1)

0
votes
1answer
256 views

Incorrect sprite rotation with atan2() [duplicate]

I want to rotate a sprite so that it faces the mouse cursor/screen touch location. Currently I'm using the following method to compute the angle of rotation. The input position is the target point the ...
0
votes
1answer
130 views

How can I support a background more complex than a flat color?

I'm a beginner at making 2D games. Up until now, I always created my games with a black background, or a fixed color. This is because my sprites always have a black (or a solid color) background, and ...
0
votes
1answer
1k views

GLSL billboard move center of rotation

I have successfully set up a billboard shader that works, it can take in a quad and rotate it so it always points toward the screen. I am using this vertex-shader: void main(){ vec4 tmpPos = (MVP * ...
0
votes
1answer
132 views

My Sprite Rectangle moves, but my sprite doesn't

Here's the issue, When I build, everything loads fine, everything works, but then, when you enter the game, the sprite is there. However, The sprite does not move, the sprite RECTANGLE does. Meaning ...
0
votes
2answers
175 views

Why does my sprite animation sometimes runs faster? [closed]

I don't know why each time I call the Update_Animation function, my sprite animation runs faster. Is it caused by gameTime? How to fix it? Here's the relevant code: class Character { // ...
0
votes
1answer
1k views

Getting individual sprites from png sprite sheets?

I'm using BYOB platform to get started in basic game development. I was going to make a quick endless runner with a sprite downloaded from the net. However, those sprites all come in sprite ...
0
votes
3answers
413 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?
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 ...
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 ...
0
votes
1answer
322 views

Animating isometric sprites

I'm having trouble coming up with a way to animate these 2D isometric sprites. The sprites are stored like this: (Game Folder Root)/Assets/Sprites/(Sprite Name)/(Sprite Animation)/(Sprite ...
0
votes
3answers
1k views

How would I generate random falling objects

I'm creating a game using libgdx on Eclipse that is similar to Ragdoll Avalanche. I'm looking for a way to generate falling objects like the triangles of Ragdoll Avalanche. All I know that i have to ...
0
votes
1answer
131 views

trouble in making a game questions?

all i've a little trouble understanding some concepts while making game please give your suggestions on my questions. I have a animated sprite image this i want to move this image according to given ...
0
votes
1answer
927 views

libgdx spite position relative to body

Apologies if this is a reiteration, as I couldn't find another discussion of this over the past couple days. Issue: I'm using libgdx and box2d, and I'm currently updating the sprite's position to ...
0
votes
1answer
1k views

Make a basic running sprite effect

I'm building my very first game with XNA and i'm trying to get my sprite to run. Everything is working fine for the first sprite. E.g : if I go right(D) my sprite is looking right , if I go left(A) my ...
0
votes
3answers
67 views

Unity 2D - Instantiate a GameObject and scale it every second

I want to make a bomb-like game object, that when instantiated, takes 2 seconds to charge, and then some other event triggers. The problem is I can't make it scale smoothly for 2 seconds, and then ...
0
votes
3answers
103 views

In Unity3D, how can I improve image clarity?

The same images that appear clearly in Adobe Flash appear blurry in Unity. My game uses quads, cubes and sprites. I've tried the game on Android, iPhone, Mac and PC, but the image appears ...
0
votes
1answer
29 views

Bouncing projectile off of sprite, the sides work but top and bottom do not

I'm having a problem bouncing a projectile off a sprite, we've been asked to move the projectile using the equations of motions which makes things a little more difficult but as far as I can see what ...
0
votes
1answer
47 views

Would flipping a sprite depending on direction be too inhibitive for modders? [closed]

For a game I'm making (similar to games like Terraria, Starbound etc.) I want to ensure that the framework is as modder friendly as possible. This leads me to wonder if it would be too inhibitive to ...
0
votes
1answer
137 views

Unity 2D - scale sprite according to screen width

So I have a square sprite (width == height) and I want to scale it so that both width and height are exactly one fifth of the width screen. To find the desired pixel width I do: float ...
0
votes
1answer
43 views

Is it better to use an image component or to draw on a canvas?

I am developping a small 2D RPG with JavaFX, although my question might apply to any toolkit or even any language for the matter. I have two choices to display the characters, the scenery, the items ...
0
votes
1answer
61 views

Use spritesheet frames as particles?

I want to use frames from a spritesheet as particles for my emitter. I load my spritesheet with : game.load.spritesheet('particles_sheet', 'http://stuff.lck.io/luckyslot/sprite_sheet.png', 50, 50, ...
0
votes
1answer
53 views

How to trim a sprite?

I have a spritesheet: var spriteSheet = new createjs.SpriteSheet({ // ... frames: { width:520, height:600, regX: 260, regY:300 } // ... }); I am computing it's physics body as follows: ...
0
votes
1answer
80 views

Sprites and Box2d

I'm starting to see how box2d works now, except I dont know how to scale the screen to diffrent screen sizes and how i can convert Sprite sizes to box2d units. I know box2d uses meters and such, but ...
0
votes
1answer
99 views

Make continuos movements with controllers in LibGDX

I've been trying to make the OUYA controlers work with a LibGDX Framework Practice Game. Everything is working perfectly expected for one thing : The movements are not continuos. The problem is, ...
0
votes
1answer
79 views

Pygame - Increase and decrease the image size

I'm creating a 2D game where the player shoots cannon balls.. To give the impression of movement, i want the cannon ball to increase size untill half of the path, and then decrease untill it reach the ...
0
votes
1answer
165 views

Assigning multiple game objects to a single sprite (Unity)

I've been making a pokemon game clone on my own with Unity, as I'm a beginner and just trying to learn. Up until now I've been splicing the town pictures and manually putting them together, but this ...
0
votes
1answer
106 views

How can I cycle through sprites when the player touches some UI element?

if(Input.GetKey("y")){ gameObject.GetComponent<SpriteRenderer>().sprite = Characters[0]; } if(Input.GetKey("u")){ ...
0
votes
2answers
431 views

How to make sprites from multiple images using SDL2

Using SDL2 in C++ I can load textures with out problem however, I have sprites that are from about 15 different png's that I was hoping I could load them all up and for loop through them. However, ...
0
votes
1answer
144 views

Can't seem to get Sprite to face left in sfml c++

I am having some small issues getting my sprite character to flip around. Basically I have a character that can walk to the right.. I am looking to flip it so that it looks like it is walking left. I ...
0
votes
1answer
383 views

How to render the sprites for a 2D soft body physics system

This is not a question as to how to achieve soft body physics, but rather if I have a mass-spring system how to modify a sprite with that information. I am using unity so I dont have access to vector ...
0
votes
1answer
2k views

Bad quality of the sprite in Unity

I need to import a few sprites (background platform and sky) into my game scene but it seems that their quality after importing into Unity is too bad (they are blurred). The original resolution of ...
0
votes
1answer
214 views

Why does my vertex shader produce no output until I add some arbitrary value to the position attribute?

I want to draw a textured quad but there is nothing drawn and the setup should be right. This is my vertex shader: #version 330 in vec2 position; in vec2 texel; out vec2 texCoord; void main() { ...
0
votes
1answer
99 views

Simple shader for sprite interface [closed]

I have been looking for any examples for a long time, I cant get anything to work (from the examples). I have tried using vertex/pixel shaders, effects files, but they never have any effect on the ...
0
votes
2answers
539 views

Simulating 3D height in 2D scene (also shadows)

I recently stumbled across this http://vimeo.com/99118680 video and was stunned by the beautiful painted art and colors. But mostly I couldn't believe how everything appeared to have three dimensions ...
0
votes
2answers
186 views

Implications of using a single ID3DXSprite object to render multiple images

I wanted to know if using a single Sprite object to render all 2D textures on screen is better than using one sprite for each 2D texture in performance. EDIT: Using single sprite refers to using a ...
0
votes
2answers
508 views

Make objects slide across the screen in random positions

I want to make an object appear randomly at the right hand side of the screen and then slide across the screen and disapear at the left hand side. I am working with libgdx. I have this bit of code but ...
0
votes
1answer
1k views

Can I use clipping with Unity Sprite in NGUI?

I used NGUI free version (2.7) with Unity 4.3. I have tried to use clipping to restrict the area of viewer by using clipping to hide some content of Unity Sprite. However, it did not work. If it's ...
0
votes
1answer
306 views

Create 2D sprites with libGdx using a shape and a texture separately

I am creating a 2D game with LibGdx that will have creatures that are generated from dozens of characteristics with potentially millions of unique combinations. For each segment of each creature, I ...
0
votes
1answer
458 views

Background Sprite Setting

For my 2d game, I want to set background image. So that I am using multiple background images for that purpose. But it can't set correctly on screen that illustrated in following image. Also for ...
0
votes
1answer
349 views

Sprite/Tile Sheets Vs Single Textures

I'm making a race circuit which is constructed using various textures. To provide some background, I'm writing it in C++ and creating quads with OpenGL to which I assign a loaded .raw texture too. ...
0
votes
1answer
45 views

How can I get the width and height of a picture?

I'm trying to make a script on RPG Maker XP that needs the width and height of an image to do some calculations. I tried @picture.bitmap.widthand @picture.bitmap.height but it returned the width and ...
0
votes
1answer
255 views

Making a sprite jump at a particular angle android

I am making a game in android Java, and I am kind of new in game programming. Please help me out. I have a sprite that is moving horizontally across the screen. I want him to jump when the use ...
0
votes
1answer
158 views

Load all bitmaps at once or only when needed?

I am starting to get a pretty hefty amount of bitmaps in my 2d game for android. I load them all in 3 colors to save some memory but the thing is, I load all of them when "Start game" is pressed, even ...
0
votes
1answer
290 views

How should I determine the bounding rectangles for frames within a sprite sheet? [closed]

I have a spritesheet for a character. The spritesheet has several rows, and each row represents an animation. The elements within a row might vary in width. How can I load the different sections of ...
0
votes
1answer
105 views

How can I compute a velocity proportional to the difference between two hand positions?

I'm working on a project with the Kinect SDK and XNA 4. I need take the position of the hands and draw a sprite over it. I'm was doing it directly and because of that I get a "trembling hands" effect. ...
0
votes
1answer
131 views

Why does my goblin only choose a walk direction once? [closed]

I'm working on a simpe 2d canvas game that has a small goblin sprite who I want to get pathing around the screen. What I originally tried was a random roll that would choose a direction, the goblin ...
0
votes
2answers
282 views

Spritesheet vs single tiles

I am currently programming a 2d platformer and this is the first time I am coding a video game. Now I've downloaded the 'platformer art deluxe' package. In the tiles folder there are single tiles and ...
0
votes
1answer
129 views

PyGame sprite assistance

I've basically just started developing with PyGame and I am having trouble with the whole Sprite concept. I have been looking every where for guides on how to use it, I just can't seem to find any. I ...
0
votes
1answer
699 views

Drawing more that one quad with only one glDrawArray call…?

Edit After initially thinking that my sprite batch test was faster than calling each sprite individually, it appears that is not the case!! :-( With a single set of GL calls for a each sprite, I can ...
0
votes
1answer
447 views

Love2D : Problem rotating image in a SpriteBatch

I'm working on a falling blocks type of game with triangular pieces. I'm using a SpriteBatch to accumulate and remember the pieces and their locations. The problem is that when I rotate a scaled ...