The Slick2D graphic engine and utility collection is meant to make the development of games using LWJGL easier.

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How to implement HUD

I'm wondering how one could implement an HUD in LWJGL. I've seen tutorials on this, but they don't seem to work. I know the basic structure goes like this: init3d(); // 3d code init2d(); // HUD To ...
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3answers
360 views

Tile Map World Background

I am making a 2D top-down game in Java using the Slick2D library. However, this question applies to all ways of making games of this nature. My question is: How would I do a background for the world. ...
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117 views

How can I compute the average color of a texture?

I'm making a mini-map system for my tile based game, and I thought the best way to accomplish this would be the following: At the beginning of the game, I calculate the predominant color of every ...
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1answer
71 views

Hiding pixels inside a Shape

I have a player wich is a png image and I want a part of him to be able to go behind things, so I need to know how to hide pixels that are inside of a shape
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1answer
599 views

Interpolating a player between two 2D points?

I would like a player to be able to move in a direction smoothly, whilst sticking to a fixed grid. Much like in Pokemon, how the player can move, but when the key is pressed and released quickly, they ...
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1answer
398 views

Box2D and Slick2D: Graphics bug [closed]

The bug The physics ground represented by a horizontal line. The object is stationary, and seems to be pretending that the ground is lower. This is because the center of the Shape is incorrectly ...
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2answers
2k views

SpriteSheet in slick2d or lwjgl

import java.awt.image.BufferedImage; import java.io.IOException; import javax.imageio.ImageIO; public class SpriteSheet { private String path; public final int SIZE; public int[] pixels; ...
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1answer
104 views

Menu selection wont stay on selected option

My Menu has a START and a QUIT option. I'm using a controller's D-PAD for selection. The game begins with START highlighted. When I push the down button on the D-PAD, it highlights the QUIT option. ...
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478 views

Java - Finding distance between player and tile in array

What is the best way performance wise to do this? When I click a tile I want it to get the distance and if I am close enough I can interact with the tile. One way would be to find the tile by doing ...
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2k views

Resource not found: testdata/alphamap.png

I started a tutorial for java's slick 2d library, called SlickBlocks which is essentally a tetris clone. The problem is I have followed and typed in the code examples to the dot, yet when I run it I ...
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2answers
189 views

Slick2D - Entities and rendering

I have been trying to create my very first game for quite a while, followed some tutorials and stuff, but I am stuck at creating my entity system. I have made a class that extends the Entity class and ...
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82 views

Streaming resources

I'm writing a game using the Slick2D library. I recently added a loading screen using deferred loading. I use the Music class to load OGG files to be used as music. These take an excessive amount of ...
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1answer
112 views

Slick2d Particles loading xml returning null [closed]

I've made a particle class that creates a particle of Slick2d library, but the XML file doesn't want to load , it keeps giving me null error. I gave it the path as I do for everything but it refuses ...
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1answer
140 views

How do I pass textures into a fragment shader in Slick?

I've written a shader that uses three different textures, tex0, tex1, and tex2. I can load it into Slick and successfully display it, but I can't figure out how to set the three different textures. ...
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2answers
122 views

Images not rendering in Slick

I have built a game that uses the Slick framework. The maps are tmx files and were built using TileD. The game iterates through a list of players and maps - once a game with a player and map is ...
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1answer
512 views

Does using LWJGL and Slick2D yield promise for the future of my project? [closed]

I've been looking around the net for months now in an attempt to find the most appropriate tool for my needs. I haven't had a lot of time to devote to the creation of systems that could possibly ...
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1answer
208 views

MarteEngine Tile Collision [closed]

I need to add collision to my tile map using MarteEngine. MarteEngine is built of of slick2D. Here's my tile generation code: Code: public void render(GameContainer gc, StateBasedGame game, Graphics ...
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2answers
480 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 ...
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2answers
154 views

Unable to access jar. Why?

I was making a game in java and exported it as jar file. Then after that, I opeed jar splice. I added the libaries and exported jar. I added the natives then i made a main class. I created a fat jar ...
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3answers
884 views

How do you make bullets move at an angle in different angles using delta

I'm having trouble making my bullets move at a steady pace using delta. I have the formula I used outside of slick2d, but it doesn't take delta into account. My bullets fly fast. How do I make them go ...
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1answer
838 views

Slick2D: Changing an Image's colour to Color.white

I am working on a game where we would like the enemies to flash white when hit by a bullet. Ideally, we would like to use the same mechanism to render an Image in any colour. Our Images are all png ...
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1answer
490 views

how to get the current location in the map surface - slick 2D

@Override public void mouseMoved(int oldx, int oldy, int newx, int newy) { super.mouseMoved(oldx, oldy, newx, newy); } we can get the mouse location in this method via newx, newy . i want to know ...
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1answer
351 views

How do I get the current location when using slick 2D library?

I'm developing a map kind of simple game using slick 2D library, and I want to get the current location of the user. When the user runs into a special location (ex: hole) to indicate that is ...
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0answers
16 views

Java Slick2D: When camera is scrolling, character moves too fast

I've been playing around with Slick2D for Java and I managed to get it to display maps and have my character sprite move around. I've tried to implement a camera that follows the player so that the ...
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1answer
33 views

How do I create a scalable Slick2D game? [on hold]

I'm trying to make my Slick2D game maximizable and minizable. This code is the most relevant my searching has turned up. What is it? How should I implement it or use it? (I read the web but I didnt ...
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1answer
16 views

lwjgl slick textures and glTexParameter

How to make textures fill all area as it is specified? I'm getting small gaps if the texture is smaller than area example: gl_quads setup like these: -1f, 1f, 0, -0.98f, 1f, 0, -0.98f, -1f, 0, ...
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27 views

Slick2D: Animation not being parsed from spritesheet correctly

I have a 960x960 spritesheet with each tile being 192x192. I initialized my spritesheet and animation like so: spritesheet = new SpriteSheet("resources/spritesheets/player.png", 192, 192); ...
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31 views

How can I draw a part of a texture in slick2d?

I know the method for drawing a region of a texture in slick2d: image.draw(x, y, srcX, srcY, srcX2, srcY2); But I have no idea how the texture coordinates work. To draw a region of x:16, y:16, ...
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51 views

LWJGL Rotating is moving

I am trying to rotate my QUAD even just a little bit. I have read pages like http://www.java-gaming.org/topics/lwjgl-tutorial-series-moving-and-rotating-triangle/30679/view.html In my render() ...
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1answer
145 views

2D Tiled Map - Small tiles or big tiles with pixel-precise movement

I am using Java - LWJGL - Slick2D . I have tried to do a proper collision detection with 32 x 32 tile size but failed three times. I just cant get it to work! I found a youtube video that was using ...
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2answers
102 views

How can I move a created Image in Slick2D?

I want a image to follow the mouse, and I use Image class of Slick 2D: public void init(GameContainer gameContainer, StateBasedGame stateBasedGame) throws SlickException { mouseImage = new ...
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1answer
234 views

LWJGL font not rendering, even with depth test and texture_2D

I'm running into an odd little problem here. I'm attempting to render a basic console over my LWJGL-based application, which should be easy enough through a decorator pattern of renderers (as in, one ...
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186 views

Java Slick2D - Problem using ScalableGame class

I am having a problem adjusting the size of the screen while using the ScalableGame class from the Slick2D library. I would like the background and objects (images and graphic shapes) to adjust to ...
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164 views

Java Slick2D rotating Shapes

I'm having a problem with rotating a Shape in Slick2D for Java I have a code in screen render which works properly: Shape box = new Rectangle(100,100,32,32); box = box.transform( ...
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56 views

Slick - create new texture from part of existing texture

Say I have the following image: I want to resize this texture, so I can have resizable buttons with a texture. Now, as you can't repeat a certain area of an image in OpenGL, I have to create a new ...
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79 views

Nifty-gui and Slick2D, how do I set it up?

I'm trying to set up Nifty in Slick2D. I'm new to Slick2D and Nifty but I have some experience with Java. Following the guide: ...
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1answer
370 views

Slick2D and Nifty GUI

I am currently trying to combine both slick2d and nifty to work together. I've had some amount of success - I can now actually run my test and it won't crash. As far as I can tell, it will also ...
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35 views

Getting direction of mouse from the middle - slick2d [duplicate]

I need to find the direction of the mouse from the centerpoint, i need it to return a direction e.g. north, south, northwest, southeast and so on how would one go about doing that in java ps. to ...
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2answers
338 views

How to translate from Slick2d coordinates to jBox2d

I read through this question to try and get a grasp on the topic, but I can't figure out how to apply this to my Slick2d window. I'm trying to do something as simple as place an edge on the bottom of ...
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1answer
636 views

How handle nifty initialization in a Slick2D state based game?

I'm using Slick2D and Nifty GUI. I decided to use a state based approach for my game and since i want to use Nifty GUI, i use the classes NiftyStateBasedGame for the main and ...
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1answer
104 views

Is there any map maker for javaME game? [closed]

For the past two weeks I was trying to make a map maker for my java ME 2D RPG game. I failed because i get errors using slick TWL and the forum for this is inactive. So I just wondered is there ...
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31 views

How do I convert mouse co-ordinates in Slick2d java? [duplicate]

Possible Duplicate: Java Slick2d - How to translate mouse coordinates to world coordinates I'm really new in Java and I really want to how do I convert the mouse clicks to co-ordinates in ...
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1answer
1k views

Slick2D - Cannot instantiate the type Image

I am getting this strange error and I cannot for the life of me figure out why: Cannot instantiate the type Image CODE: import java.awt.Image; import org.newdawn.slick.GameContainer; import ...
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0answers
374 views

ParticleSystem in Slick2d (with MarteEngine)

First of all, sorry if this sounds very newbie-ish. I'm stuck at making a ParticleSystem I made using Pedigree to work in my game. It's basically an explosion that I want to display whenever an enemy ...
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1answer
83 views

Why are only some of my objects being rendered?

Every time I create a new asteroid the previous one is no longer rendered? I did some debugging and printed out the size of Array-List 'Small' and when a new asteroid is created it doesn't go down, ...
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1answer
286 views

Slick2D and TileD [closed]

I've been learning Java for a while, and with my aims of being a game developer later in life, I've came across Slick2D+lwjgl and following tutorials and making some little things. However; I don't ...
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1answer
99 views

Slick2D ingoring aplha channel?

When I use the draw method inside a image, it completely ingores the alpha channel and fills it in with white. Is there a way I can draw it where the alpha is see through like it's suppost to be? I ...
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1answer
428 views

Resource not found?

When I write in my terminal, java -jar myJar.jar, it gives me an error "Resource Not found res/playNow.png" When I run it in eclipse, it does not give me any errors about this image. My folder in my ...
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1answer
300 views

How to make an Image still when at position at Slick 2D?

I wanted to have a build functions. When I press for example 2, the image will appear with my character. The question is, how do I stop it from following my character //build //I created many ...
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1answer
37 views

Slick2D: Resizing the Window

I am using Slick2D, and I wanted to know which is the best way to resize, maximize, minimize the window, For example, Resizing all the images or scaling them, or Slick2D has an integrated method, Any ...