Questions tagged [2d]
2D refers to two dimensional space where coordinates are represented with X and Y values.
3,289
questions
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Need help with locking the Y axis on camera
I am working on a small 2D platformer in Unity for my school project and I would like to lock my camera on Y axis (so it can move horizontally, but when the character jumps it doesn't follow the jump)....
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17 views
Why is my blender 2D ring so pixelated when imported into Unity?
I created a simple ring in blender, yet when I import it into Unity it is horribly pixelated and choppy looking.
I want the ring to look perfectly smooth.
In blender, I selected the "shade ...
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2answers
62 views
Converting from global coordinates to local coordinates
I am trying to create a Radar/Minimap for the F1 2021 game in C#/WPF. Here is a image of what I am trying to replicate
In the image, the white car (my car) will always face the direction it is going. ...
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0answers
23 views
Is a platform an entity in 2D Platform in ECS pattern?
I've been coding a small 2D platformer applying ECS pattern. However, I'm struggling with a issue. When building each platform from tilemap and such platforms need to be collided by other entities, ...
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49 views
How can I force my Navmesh agent to only move four directions? (for 2D)
I'm making a 2D game in Unity. For 2D I am using the NavmeshSurface2D-plus master package available on github. My enemy object is chasing my main character nicely, it's ok. I set my main character to ...
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1answer
33 views
How can I update the Navmesh path in 2D games?
There are destructible and indestructible objects on the map I created with Tilemap, and I create a walkable area (bake) for my enemy object using the information I found on the internet and the ...
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1answer
70 views
High CPU usage with Godot tilemap
I am using Godot as my game engine and I am making a basic 2D game, I have a small map with 1 Player and 5 Enemies walking around in it. The game includes some basic code for walking and shooting at ...
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3answers
77 views
Unity2D Grid-based Sprite Movement and Tilemap Collision
I have just started working with Unity2D to simply learn how it works. I've been trying to get grid-based movement and collision with a tilemap working, and it's mostly there, but there's one bit that'...
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0answers
53 views
Odd behaviour from parallax
First of all I'm going to say that I'm not trying to blow my own trumpet or anything but usually I'm able to figure this stuff out on my own. But as for now I'm fully stumped. Maybe I'm having a mind ...
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0answers
13 views
ACharacter falls instead of landing back at its starting point when jumping at the edge of a ledge
I’m using ACharacter class for a 2D platformer game in Unreal 4.26.
When the pawn (the main character) starts to jump from a the very edge of a ledge, it’s not able to land in the same position. ...
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16 views
More smaller scripts or less larger in Unity 2d Development? Better or worse performance? [duplicate]
In my unity 2d game I had large amount of scripts which were components of different enemies and obstacles. All of them were checking for collison, had FixedUpdate, Start and OnCollisionEnter2D and ...
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37 views
Optimal data structure for managing AABBs to minimize collision check queries
Say I have thousands of 2D Axis-Aligned Bounding Boxes (AABBs), and a single point. I'm checking whether a point is inside a certain AABB before performing some expensive logic.
...
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45 views
character movment and physics on 2d game
I'm developing a client/server multiplayer game. in server side i need prevent players cross map objects like walls also i need prevent player go inside each others, instead want to slide them along ...
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1answer
69 views
Deriving shadow position from a 2D heightmap
I have a 2D heightmap with discrete values. Based on these values they should cast a fixed position shadow (constant angle respective to the "sun"). I can figure out how to cast it on a flat ...
0
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2answers
41 views
How to make windows that pick up what appears in the other
Basically there are 2 windows that you can drag and drop around the screen. Whatever appears in one window will also appear in the other. The two windows cannot go one over the other.
This is a demo ...
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1answer
65 views
Cannot properly get 2D top-down tile-based collisions
I am using HTML, CSS, and plain JavaScript for a 2D top-down tile-based simulation. I am trying to do collisions in which, for example, if I move up and hit the ceiling collision tile, I cannot ...
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0answers
14 views
Struggling to get layer collision to work without stopping movement
I currently have my player object set with a dynamic rigidbody and a box collider, and the object I want it to collide with just has a box collider.
The player is on the Player layer, and the object ...
0
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1answer
28 views
Does the Z axis matter at all in a 2D project, when using layer collision for all collision detection?
As I understand it, the Z axis is responsible for the rendering position of the object in relation to the camera/other objects, and layer collision only checks if an object collides based on the x/y ...
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1answer
41 views
How Can I Order The Scores List By Newest Added? Unity C#
I have 5 scripts to make the scoreboard. But I don't know how to order the list (the scores which are stores in a list) by newest added. Can someone please help me? Thanks :)
First Script:
...
5
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2answers
103 views
2D topdown generating stairs (access) to generated hill
I'm doing 2d topdown procedurally generated world. I'm generating perlin height values, and when certain value is crossed I'm generating one level higher, while edging biomes creates cliff of the ...
1
vote
1answer
50 views
Having trouble implementing edge collapse operation with half-edge data structure
I'm trying to make a half-edge data structure to interact with meshes in 2D space in Unity but I'm having trouble with implementing an edge collapse operation that merges one vertex into its twin half-...
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19 views
What is the most efficient way to keep a vertex contained within a network of edges/vertices?
Given this picture, I want to move or displace the red vertex but I don't want it to pass the orange edge boundaries or the blue vertices. I either want to stop the red vertex when it gets close ...
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0answers
33 views
How would I determine the size / camera bounds of a staggered isometric map?
I am currently making an isometric 2D game, and the map grid is of the staggered-isometric type.
I want to attempt to create the camera so that it stops at the end of the map bounds.
Now I am fully ...
2
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1answer
46 views
Only Square Textures loading correctly (Beginner question)
(Sorry if this has already been asked, I couldn't find any other question or source describing my problem)
Okay so basically Square textures load and display just fine.
But for some reason, when ...
2
votes
1answer
554 views
Spritesheet with unstable width
I'm working on my 2d game engine using HTML5 and Canvas. I have a sprite sheet, and each frame of this sprite sheet has its own size.
Considering that the Viewport is following this sprite sheet (in ...
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1answer
61 views
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1answer
47 views
Determine when a character is stationary, and which direction they are facing
I'm currently trying to figure out two things for my character's movement and animation.
A better/faster way to track when movement stops than the IsSleeping method.
A way to track which direction my ...
0
votes
1answer
20 views
How to make a sprite face the mouse while remaining upright, without negative scale?
In the game I'm creating I have a sprite that needs to constantly be facing the mouse, but the sprite also always needs to be facing "up".
Because of the Polygon Collider 2D and Shadow ...
4
votes
1answer
85 views
I want to cut a pizza slice out of a 2D circle using mouse input in Unity. What data structures and geometric formulas would be best for this?
I understand this is probably not an easy task considering I haven't found any code examples online that do something like this but if I wanted to take in mouse input lets say during a drag and use ...
1
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1answer
84 views
Pixelart loses quality when rotated in unity
Sorry, still fairly new to the game here but my pixel art gets little ridges on it when I rotate it in unity. I'd like the pixels to rotate all together. Is this just because I need to make my pixels &...
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0answers
45 views
How do I cut mesh partially with EzySlice?
I'm using the EzySlice framework to cut meshes (https://github.com/DavidArayan/ezy-slice).
So far it can cut a mesh but infinitely but I want to be able to cut partially like this:
As you see in the ...
0
votes
1answer
34 views
Overshooting when traversing between two points with a set velocity
I'm creating a prototype for something I may make into a game and I've run into difficulty in creating a method to move a ship along a line between two points. While it reaches the end point, it ...
1
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1answer
69 views
Find those points lying on a circle from a ton of points
Given a 2d scene and 10,000 players with coordinates in the scene, I want to implement a function, the input is a circle with the center coords and its radius, the output is those players that lie on ...
0
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0answers
19 views
custom 2D skeletal animation
I'd like to animate my 2D player by interpolating him between keyframes of joints/bones.
He's to be very simple, just a chunky stickman outline of coordinates with no sprites.
I want to make it all ...
1
vote
2answers
93 views
Shooting from Gun in LibGDX
I'm trying to shoot a bullet from the tip of a gun. This gun is a Sprite object and it is constantly being rotated to point towards the mouse. The issue is that the point to shoot the bullet from is ...
0
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1answer
78 views
How do I make an object bounce off the wall?
I am spawning objects at a random place at the top of the screen, tilted at a random angle like this:
...
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1answer
35 views
How to recreate a comic book panel transition with my canvas (simple 2D background art)?
https://www.youtube.com/watch?v=Tqqf5Y8LyR8&t=23s&ab_channel=ErikLoyer
So I want to achieve a transition like from the above video, specifically at 0:23 the TRACK, but there is a 3 Dimensional ...
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0answers
44 views
match-3 Board border
I'm new to unity and I'm currently working on a match-3 game.
I know there are a lot of similar games and that's why I would like to know what is the best way to autogenerate border of a match-3 board ...
1
vote
1answer
100 views
How do I carve rooms and corridors into my map to connect exits placed at the edges?
I'm creating an adventure/RPG top down game where the map is randomly generated divided into zones. A major problem I'm having trouble figuring out is creating exits placed at the edges. The game is ...
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1answer
53 views
How to make environment art like the building interiors in Digimon World 3 [closed]
I'm wondering how to create art like this (the map, not the characters), is this 2D or 3D?
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0answers
72 views
why is my grappling hook pushing me when i flip the character in godot
When i flip the character and use the grappling hook it pushes me away from the grappling hook and not toward.
player.gd
...
1
vote
1answer
19 views
Odd behaviour when changing rigid body velocity inside OnCollisionEnter2D
This is the code I'm using to make an object bounce across the scene:
...
2
votes
2answers
203 views
How to use different drag values for the X and Y axes on a Rigidbody2D?
I'm building a small 2D character controller using Unity physics to simulate an oldschool platformer. I know this is not the best way to do it and I have my own version using just raycast and custom ...
0
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0answers
36 views
2D Top Down Follow Camera Stuttering
I am making a top down pixel art game and am using a simple follow script for my camera.
...
0
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2answers
69 views
Help with multiple powerup types
I am trying to have a single class that handles multiple powerups types and using enum for the types of power-ups and switching the powers based on enum however when there are multiple power-ups in ...
0
votes
1answer
63 views
How to perform 2D vector graphics operations in Unity
I am currently working on a game that is drawn completely by 2d vector graphics operations like e.g.
drawRoundedRectangle
drawPolygon
fillRect withBlur
How can I perform such vector graphics ...
0
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1answer
121 views
Unity 2D - Raycast not colliding with collider in very specific circumstances [duplicate]
I've been trying to work out what could be causing this bug for days now but can't figure it out for the life of me.
I'm trying to make a fish avoid the walls of it's tank in a Unity game I'm creating ...
0
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1answer
21 views
how to add overall collider to a bunch of circles or boxes?
I have 3 circles (2D) they all have circleCollider2D. what I want is to make a collider that make border around them. I can't express which type of collider I need, so I put example image below. Red ...
0
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1answer
41 views
Prevent Player from Moving During Jump
I am new to Unity, and am trying to make a simple 2D platformer from this video, and I am trying to modify it to prevent the player from being able to switch directions during a jump. Right now, you ...
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0answers
42 views
Object stuck against an obstacle still pushes other objects away
I have an object pinned against the ground by a revolute joint. A motor on the joint makes the object spin. Sometimes the object becomes stuck pushing against a static body. When it happens the object ...
