A 2D rendering of an object in space.

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2
votes
1answer
2k views

Collision detection with non-rectangular images

I'm creating a game and I need to detect collisions between a character and some parts of the environment. Since my character's frames are taken from a sprite sheet with a transparent background, I'm ...
0
votes
1answer
413 views

Effectively implementing a game view using java

I am writing a 2d game in java. The game mechanics are similar to the Pokémon game boy advance series e.g. fire red, ruby, diamond and so on. I need a way to draw a huge map maybe 5000 by 5000 pixels ...
1
vote
1answer
1k views

Positioning a sprite in XNA: Use ClientBounds or BackBuffer?

I'm reading a book called "Learning XNA 4.0" written by Aaron Reed. Throughout most of the chapters, whenever he calculates the position of a sprite to use in his call to SpriteBatch.Draw, he uses ...
0
votes
3answers
658 views

Rotating Sprite around Y-Axis (2D)

I'm going to be creating a game soon, and part of it involves spinning sprites. The sprites will be spinning around the Y-Axis (imagine a spinning plate on top of a stick, where the stick stands up ...
1
vote
1answer
478 views

Customize Colors for Sprites in Web Game

So I'm working on an html5/javascript/css3-based game. Without going into too much detail, I'm thinking of having the characters be simple 8 or 16-bit style sprites, but I'd like to allow the user to ...
0
votes
2answers
319 views

Android Game Development problem with Speed = Distance / Time

I have been coding speed for an object. I have made it so the object will move from one end of the screen to another at a speed depending on the screen size, at the monemt I have made it so it will ...
0
votes
1answer
335 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 ...
2
votes
2answers
412 views

Is it better to cut and store all sprites needed from a spritesheet in memory, or cut them out just-in-time?

I'm not sure what's best practice here as I have little experience with this. Essentially what I am asking is... if it's better to get your single PNG with all your different sprites on it for use ...
3
votes
1answer
2k views

Spritesheet per pixel collision XNA

So basically i'm using this: public bool IntersectPixels(Rectangle rectangleA, Color[] dataA,Rectangle rectangleB, Color[] dataB) { int top = Math.Max(rectangleA.Top, rectangleB.Top); ...
2
votes
2answers
7k views

Exporting the frames in a Flash CS5.5 animation and possibly creating the spritesheet

Some time ago, I asked a question here to know what would be the best way to create animations when making an Android game and I got great answers. I did what people told me there by exporting each ...
2
votes
0answers
135 views

Tool for editing sprites contour pixel alpha value [closed]

I have seen that most games uses sprites that have a transparent contour, that is, the pixels that belongs to the contour of the object in the WxW sprite image is below 255. It is not perfectly ...
4
votes
1answer
1k views

Orthographic Camera Zooming

In XNA I am using a spritebatch to render a board. I have created a camera class which can provide me a view and projection matrix. Currently I am supplying the view matrix to my sprite batch when I ...
1
vote
0answers
554 views

Sprite visual effect in XNA?

Suppose I have a character sprite and I want to apply some animating effect that overlay its color, how would I do it? What I desire is something along this line: (From final fantasy tactics) It is ...
2
votes
2answers
1k views

How do I apply pixel shader to specific sprite in XNA 4.0 in a spritesort FrontToBack?

I have a set of sprite drawn in FrontToBack sortmode. In XNA 4.0, the effect must be as an input argument of Begin() function of SpriteBatch. However, If I reinvoke the function, then the sprite ...
0
votes
2answers
783 views

Adding gesture recognizer (or dragging) to CCSprite

I'm trying to allow a CCSprite to be dragged across the screen. I've succeeded so far by doing it on a Layer level (from this tutorial). However, this only allows ONE sprite to be dragged at a time as ...
2
votes
0answers
2k views

Tools for Sprite generation? 3D Blender model for Sprites -generation? [closed]

My speculation is that sprites can be generated rather painlessly from good 3D Blender models either to 2D or 3D. I am skeptical to sprites generated other ways because I like the ability to do ...
0
votes
1answer
547 views

XNA: weird effect by matrixTransform of spriteBatch on isometric tile

I wrote a Camera class that contains Matrix (for zooming and moving around). When I zoomed it with any zoom scale other than 1, some isometric grids becomes visible on each of my isometric tile. ...
1
vote
1answer
428 views

XNA - Drawing zoomed 2D sprites

I have a tile based game. Each tile texture is loaded and then I draw each one next to the other, forming a continuous background. I actually followed this tutorial for the xml files. ...
5
votes
2answers
756 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. ...
1
vote
2answers
2k views

Tutorial or Example of creating custom sprite tool/map editor for XNA?

I want to create various sprite tool and map editor using XNA. Now, the problem is I do not know how would I implement the window forms and components (such as button, check box, sprite list, etc.) ...
0
votes
4answers
1k views

How powerful is modern hardware for complex, intensive 2D graphics?

I am embarking on a massive (image quality, file size, high frame count) project. I am still working on the basic engine, but have a big question that I would like answered before I begin testing. (It ...
1
vote
1answer
1k views

Are 3D textures used for ground tiles in 2.5D games?

In an isometric system, each tile can be painted with texture. Normally, (if I recalled the technical term) the fastest method to paint these ground tiles with appropiate texture is to use something ...
2
votes
1answer
701 views

2D RPG - Character sprite size bigger than tile size

Ok so I'm trying to make a nice little RPG game in Java & Slick2D engine, the tiles are 16x16, so the collision array is also 16x16, how ever my character sprite is 16x20 What would be the best ...
1
vote
1answer
465 views

What should my map creation workflow be for a turn-based tactics game?

I am planning to make a tile turn-based game like Final Fantasy Tactics. Now, I am brainstorming of how can I implements the map arena system (the battle arena where there are block by block tile so ...
2
votes
1answer
2k views

Opengl drawing a section of a texture stretched over a quad

Current Situation I have a spritesheet loaded in for a texture when drawing the specific portions of the sheet that I'd like to have on my quads I do some simple math to get their location on the ...
1
vote
2answers
3k views

Sprite collisions in android andengine

I'm developing a simple game by andengine. I have 10 balls which are moving randomly on screen.i'm importing the balls as picture in sprites.if they move at the same coordinate , they pass though ...
1
vote
2answers
745 views

CCSpriteFrameCache: Frame '%s' not found

I have just started using the Cocos2D library for Android. I am trying to make a walking bear animation. For that I am using a CCSpriteFrameCache, but I'm getting a "frame not found" error in the ...
0
votes
1answer
297 views

Player sprite moving slower on iPhone 4

I just finished getting movement/jump animation for a player sprite in Xcode using Cocos2D. The basic movement algorithm is a timer that updates every 0.01 sec, changing the sprite position to ...
0
votes
2answers
674 views

How do I move a sprite around using tile based movement in Java?

So, I'm new to Java and I want to get a sprite to move around the screen, like a tile-based movement. I really would like some help and some resources or tutorials could work. I've done a little C#, ...
-4
votes
1answer
462 views

Make Sprite Jump Upon a Platform

I have been struggling to make a game like Doodle Jump where the sprite jumps on a platform. So how do you make a sprite jump upon platforms in XNA? Th platforms are represented by a list of positions ...
1
vote
1answer
204 views

Duplicating Images in SFML

I was wondering how one would go about duplicating the same sprite in SFML, instead of having to create new sprites every time I would want have another sprite of the same image. Just some basic ...
2
votes
3answers
663 views

How do you maintain content size vs. content quality in a mobile application?

I am developing my first Cocos2d iPhone/iPad game that includes quite a few sprites, I would need approximately 80 different. As this is for both normal and HD displays I have 2x of each sprite. I am ...
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, ...
2
votes
2answers
287 views

What is a technique for 2D ray-box intersection that is suitable for old console hardware?

I'm working on a Sega Genesis homebrew game (it has a 7mhz 68000 CPU). I'm looking for a way to find the intersection between a particle sprite and a background tile. Particles are represented as a ...
-1
votes
2answers
346 views

How to spawn a character at certain point and walk to a set point

I am making a game where I have a background image of a neighborhood. Each location has a different number of customers that are generated to walk on sidewalks. They all walk to a specific location ...
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 ...
2
votes
2answers
760 views

Horizontal wrapping with AndEngine

How would one implement the effect of a sprite disappearing on one side of the screen and appearing on the other using AndEngine? Like in Kid Icarus, seen here at around 1:22.
0
votes
3answers
2k 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 ...
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 ...
6
votes
3answers
10k 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 ...
0
votes
3answers
2k views

How to handle many sprites and update?

I am making a game, and I just started to think about how I am going to update and render all the sprites on the screen. Should I store all sprites in some type of list (vector or something?) and then ...
0
votes
1answer
2k views

Creating lots of sprites dynamically in libgdx

I´m creating Groups that contains Sprites and adding bodies with box2D, but when I create many of this my animation gets very slow. How can I handle it?
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 ...
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 ...
0
votes
1answer
941 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 ...
1
vote
1answer
523 views

Top-Down mapping with GLEED2D: Collision and Faux 3D

This is just a theoretical question. I was thinking of using GLEED2D to map a top-down game (I haven't decided on what type, but that shouldn't matter for this question.). I chose GLEED2D because I ...
1
vote
1answer
2k views

SpriteBatch Draw Using Floats with the Destination Rectangle

So I created a nice little isometric tile engine and I have it so that when you scroll with the mouse it changes a variable called scale. Scale is a float and gets passed through the ...
0
votes
1answer
244 views

Need ideas on how to give my levels structure [closed]

I am making an iOS game for a project at school. It is going to be a tiny bit like Fruit Ninja, as in it will have different things on the screen, and when you hit them, they die, and you get points. ...
0
votes
2answers
454 views

Detecting collision between a sprite and many tiles

I have been looking at the following question:- Tile coordinates and am thinking of using this for collision detection in my tile game. The set up in my game is similar to this, in that there is a ...
0
votes
1answer
589 views

Moving a sprite over a tile map

I am working on a tile based game in Java. I have a 2D array of tiles (JComponents) in a GridLayout, this is fine for creating the world (I think), but I am stumped at how to move the sprite smoothly ...