2D refers to two dimensional space where coordinates are represented with X and Y values.

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How to make a Sprite have multiple armors/weapons/Accesories [duplicate]

I am currently developing a game that involves a multitude of weapons, armors, etc. I am using UE4 currently as an engine because I found that easy to use. Currently in development I have found myself ...
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1answer
43 views

Finding a point between 2 moving points colinearly , given 2 moving points and distance

P/S: The engine I work on doesn't have grouping integration. That's why I need a formula to change the position. A------B---------------C A and C are moving points that can move anywhere A = (xa, ...
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2answers
101 views

Trying to make 3D game look like 2D

I'm making a 2D dungeon crawler. The problem I found, it is that trying to animate the movement through the dungeon it is hard as hell. Then I thought that maybe a 3D dungeon will be better for this, ...
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1answer
38 views

One large tileset or multiple tilesets

I'm currently writing a 2d tile scroller for a hobby project and I can't find any resources to give me a clear answer to which is more efficient to do. Each block contains tiles 44 by 24, 32px x ...
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1answer
35 views

Combining lots of small polygons to one (some) big poly(s)

I am looking for algorithm to merge lots of relatively small 2d polygons to one or some big polygons. In case two small polygons are touching or overlapping, they should be merged to one polygon. My ...
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35 views

Simulating a rope in 3D

I want to simulate a rope in 3D. My aim is to code everything myself using Unity 5. I think it will be easier to implement a 2D rope first and then move on to the 3D version. I have read many ...
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1answer
57 views

Should i make 2 or 3 dimensional game? [closed]

I want to start making a game, but i have no idea if i should make a game in 2D or 3D .. Both of them are okay (Making 3d graphics are a nightmare, but doesn't matter). I am at middle school, but i ...
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0answers
14 views

In PhaserJS, how do I get a clicked Physics.P2 body's data?

I have a sprite with Phaser.Physics.P2 enabled, using a custom shape loaded with loadPolygon() from a .json file. I have also activated its debug and debugBody properties, so I can see the custom ...
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2answers
68 views

object smooth orbital limit around another object depending on mouse drag

I am working in Unity. I have special objects that can each be dragged freely around in 2d. The objects cannot get too close to other objects (minimal Vector3.distance allowed is 1.5f). I also have ...
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1answer
24 views

Why is my zooming-in + changing scenes not woking in Unity?

I'm zooming on a map using Math.Lerp and then I use the scene manager to change the scene. Here is my attempt but it doesn't work on the map. I have attached it to the main camera, in the worldView: ...
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2answers
65 views

Tank bullet shooting

Ok, I'm having a lot of trouble understanding using Matrices for Movement in a 2D game. I currently have a Tank object that has a Matrix3 globalTransform managing the direction Scale and Rotation. ...
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2answers
56 views

LibGDX - Collision detection between all bullets and all enemies

I'm trying to make a collision detection system between the player's bullets and all the enemies on screen. So far I had something like this: for (Bullet bullet : hero.getPistols().getAllShotBullets(...
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40 views

Create a collision detection system

Public Class Game 'NORTH = 1, EAST = 2, SOUTH = 3, WEST = 4 Dim myFont As Font = New Font(New FontFamily("Microsoft Sans Serif"), 16) 'CONSTANT VARIABLES Const RESOLUTION_WIDTH As Integer = 800 '...
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2answers
79 views

2D top down RPG animation architecture problem

I have a problem with my sprite animations right now. I have different animations and sequences for each character so an specific archer might do a ranged attack in which he just plays one animation ...
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1answer
47 views

How to switch between sprites in Unity

So I made an empty game object in inspector, called it "squareTest", and I clicked and dragged 3 sprites in. One is the square being black, one is the square being red, and one is the square being ...
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0answers
19 views

Zoom in and change scenes in unity [duplicate]

I'm trying to zoom in as my game is like a map and I have to click on a certain country to zoom in and change the scene to this country. So I want to zoom the camera slowly and then change the scene ...
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28 views

How to make the player glide after a jump in Unity?

I need a script that can make my player do an horizontal movement when he is in air (jumping) Take my older script! using UnityEngine; using System.Collections; public class Player : MonoBehaviour {...
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1answer
56 views

Zoom in and switch scenes in unity

I'm trying to zoom in as my game is like a map and I have to click on a certain country to zoom in and change the scene to this country. So I want to zoom the camera slowly and then change the scene ...
0
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1answer
17 views

XNA HLSL Shader Color Swapping based on lightness

I'm trying to achieve a similar effect to the image below in HLSL. [Ignore the inbetween state, currently I'm only trying to achieve the final phase, which is black and red] What I tried so far is ...
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0answers
24 views

Java - Issue colliding with more than one object

Ok, I am working on a simple 2D sidescroller game and having issues with the player (or any moving entity) colliding with another entity. My current method, (a box on north, south, east, and west to ...
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1answer
66 views

C# OpenTK Text rendering

I've been looking everywhere for a solution on how to render/draw text for my 2D OpenTK-based game. Been trying quite a few QuickFont ones without success (either a AccessViolation exception or text ...
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1answer
28 views

Unity 2d square position not lining up with its size

I want to have one square that rests at the Unity 2d coordinates (5,5). Using transform.localScale I make the square be 3 units by 3 units large. So I thought that if I made another square that is the ...
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19 views

2D Camera in LWJGL 3

I am trying to implement a simple 2D camera in LWJGL3. The camera has an orthographic projection and can move in 2D space. This is run once at game start-up: GL11.glMatrixMode(GL11.GL_PROJECTION)...
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1answer
49 views

Basic Animation Concept - Stuttering Sprites (Java)

The Problem I have some sprites animating across my screen (some spaceships). I alter their X coordinates (like -5, for animation) in my game loop. I want the animation to happen faster, however ...
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1answer
43 views

How to correct this issue with a top-down aiming angle in Unity - 2D?

I'm trying to build my first project and I'd like some input for a math correction. The game is a top down 2D shooter, a bit like the iconic "chaos engine" from SNES. The issue is that either the ...
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1answer
74 views

QT SFML Integration Trouble

I have been having trouble linking sfml to qt creator I have downloaded the pre-compiled libraries and headers for MINGW on the sfml website here : http://www.sfml-dev.org/download/sfml/2.3.2/ This ...
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1answer
38 views

Unity 2D C# Enemy Attackng Ai issue

Ok to be specific, both of my enemies will continuously play their attack animation even when it is false. I don't understand what I am doing wrong here :( void OnTriggerEnter2D(Collider2D other){ ...
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2answers
79 views

Drawing a level in SFML (C++)

So in an attempt to move out of the console environment I have set up an SFML poject in Visual Studio. I am currently trying to draw a stage from a vector within a vector (Matrix?), and the results ...
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1answer
47 views

Unity 2d sprite repeated as background

I'm a web developer with over 12 years of experience and I'm moving my first steps in game development in the latest days. Specifically I'm playing with Unity and trying to understand how it works and ...
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0answers
28 views

Improving bouncing logic - Atari breakout clone

I'm creating an Arkanoid clone using Haxe and Openfl. I'm thinking the bouncing algorithms could be improved. But I'm not sure how to handle those. I was hoping you guys could help. private ...
0
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1answer
75 views

How to keep a rigidbody on the ground going up/down a slope? (Unity 2D)

I'm not sure if this is possible, but Im working a 2D project to has randomly generated loops (imagine a sin or cos graph). I have a 2D character (a quad for now). I want my character want to ski a ...
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1answer
79 views

How to achieve 2D ski movements similar to Alto Adventure?

I'm trying to achieve 2d movement similar to Alto's Adventure with Unity 2D. When grounded I want the character to slide alone the terrain parallel to the slope, but I want to be able to freely rotate ...
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25 views

How can I make an animation in LibGDX?

In my game the player is running away from enemies and when he can't keep up the speed anymore I want the enemies to fade in from the side of the screen as the player is still running as show in this ...
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1answer
24 views

How to find a point of taking into account the distortion of the projection

I can not find the material that will help me to implement the algorithm of coordinate transformation based on the distortion of the projection. I am creating a code recognition algorithm (similar ...
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0answers
48 views

Resolving 2D AABB collision problem

I'm adapting the collision resolution code from learnopengl.com for my own engine and since this my first time doing this, I have a problem with how the player position is being modified by the ...
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0answers
42 views

2d platformer distance-based collision bug

I'm writing a 2d platformer collision algorithm, and I have everything almost working, except for one last remaining bug. I do collision by measuring the distance between the player's center and the ...
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1answer
88 views

How do you create a camera with target-focus behavior in Java?

After making some progress in my game, I was looking around for camera scrolling methods to use for my TDS game and found one that I thought would work well for it. This is an example of what sort of ...
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2answers
73 views

How to use touch screen for movement instead of keyboard narrow keys

I wrote this code and run the game on my desktop, now I need to build this game for android and I need to change to touch to move the player, what it should be changed in the following code and what ...
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1answer
58 views

How does zooming in affect collision detection?

So i'm pretty new to DirectX, currently going through some tutorials to get an understanding of it. Now that i'm getting a small grasp on graphics programming, im just wondering how simple AABB ...
2
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1answer
38 views

2d vector flips during rotation

I have a 2d game (C++ and SDL) and I want the player object rotate to follow the mouse. The player object and the mouse location are both stored in 2d vectors. In order to have the player's rotation ...
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0answers
28 views

How to make this vector field animation

This screenshot is from Windows app called MyRadar by ACME AtronOmatic LLC. I found their wind direction animation to be very visually appealing and was wondering if anyone knew how to create this ...
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1answer
64 views

How to handle interaction with the map in a 2D-RPG-typed TileMap?

Sorry if this is a long post, but I'd like to explain the context before asking my question ^^" I'm currently working on my "first" game (the more advance one, at least). It'll be a 2D-ARPG where the ...
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0answers
21 views

Resizing a procedurally generated arc mesh

I have a script that generates a mesh representing a 2D arc. This arc is generated when the game starts based on a size (radians), width, etc... I would like to know if there's any fast way to resize ...
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1answer
55 views

Top Down Bullets will not move

I have a top down shooter. The player can move in the primary 4 directions, and follows the mouse for rotation. When I shoot, the bullets never leave the player, they just spawn on top of the player ...
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1answer
43 views

2D circle against a corner change in direction

I have a 2D Ball that might go against a wall. If the Ball goes against the wall perpendicularly, it will just invert its direction (assuming no air resistance and no bounces that should make its ...
0
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1answer
54 views

How to fill a canvas with triangles that are seemingly random?

Given a canvas say, 1000 X 1000 unit. I would like to fill the canvas with triangles. The triangles can be of any type right angle, equilateral...etc. To avoid big chunks of triangles lets say all ...
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1answer
82 views

Shooting Projectiles

I am using cocos2D-x and am trying to achieve the effect of enemies going past and shooting projectiles at the player who is moving around the screen. I am using the code below, which is based on this ...
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2answers
79 views

A single libgdx gamescreen with pop-up menu, getting ready, hud and game over?

Is it possible and practical to have only one screen, like a GameScreen class, where the menu, getting ready (plus instructions), hud (only score) and game-over screens can pop-up when needed. Can I ...
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2answers
81 views

How can I add holes to a sprite? [duplicate]

I'd like to find a way to add holes caused by a 'bomb' to my floor sprite, a bit like what is in this game here. Basically there is a sprite (the green floor) and another sprite (the bomb) that ...
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2answers
40 views

LibGDX Gravity and Jumping

I'm trying to implement gravity and the ability for the player to jump in my 2D LibGDX game. At the moment, I have two handlers: One for gravity and one for keyboard input @Override public boolean ...