0
votes
0answers
45 views

Collision between player and heightmap

Im programming a small project, an opengl height map. It is build of triangles, which points are fit to the right y position (read out of an image). The player is represanted by a cuboid. (p1, p2, ...
0
votes
1answer
182 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 ...
0
votes
1answer
258 views

LWJGL Collision Detection

I cannot find LWJGL collision detection with a camera and walls. Like making it to where you can not walk through walls and other different shaped rectangular prisms and cubes. How do I set up LWJGL ...
0
votes
1answer
124 views

LWJGL Java 2D collision when lagging

I'm using a tile based collision, but when the game is lagging (the lag isn't the problem) the collision fails and the player falls through tiles. This is the movement/collision detection code of my ...
3
votes
1answer
201 views

Minimizing amount of comparisons for collisions?

In my 'Terraria' based game I am having lag issues. The cause of the lag is as follows: Every update loop through all the tiles in the world: If the rectangle that was passed as an arg intersects ...
1
vote
1answer
298 views

Detecting collision with a 3D array of boxes

I am at the stage of my development process where I want to implement collision. Now I can think of a simple way of doing it, if the camera's x, y or z are inside the position of a certain cube then ...
-1
votes
2answers
212 views

Tile Based Collision Checking In Java?

I have my map stored in 2 arrays: Tiles : Tile names TileTypes : SOLID or BASIC I want to be able to walk through BASIC Tiles (Like ground tiles). But not the SOLID Tiles (Like wall tiles). I ...
2
votes
3answers
511 views

OpenGL Get Rotated X and Y of quad

I am developing a game in 2D using LWJGL library. So far I have a rotating box. I have done basic Rectangle collision, but it doesn't work for rotated rectangles. Does OpenGL have a function that ...
0
votes
2answers
278 views

Matrix loading problems with jbullet and lwjgl

The following code does not load the matrix correctly from jbullet. //box is a RigidBody Transform trans = new Transform(); trans = box.getMotionState().getWorldTransform(trans); float[] matrix = new ...
1
vote
2answers
584 views

Detecting a click on a tile

I'm making a simple tile-map system in LWJGL, and I'm trying to figure out how to detect if the mouse is clicking inside of a tile. So far no matter where I click it's always the same tile that is ...
1
vote
2answers
588 views

Collision Problems in Pacman Clone

I am working on a Pacman clone. I am using Java for the project. I have been having problems with collisions, and allowing the player to pass through objects. Note that the tile size (and player) is ...
0
votes
2answers
401 views

Pong - Changing the Ball's Y location depending on where it hits the paddle

I'm making my first game in, Pong, and I'm trying to make the ball's Y increase or decrease, depending on where it impacts the paddle. After implementing the code below, the ball only goes down, but ...