Top new questions this week:

How can I make backtracking interesting?

When a player navigates a space for the first time, it is very interesting: the content is new, the dangers are unknown, paths need to be found. However, various situations force the player to …

game-design level-design

asked by congusbongus 24 votes answered by Boreal 20 votes

Cache misses and usability in Entity Systems

Lately I have been researching and implementing an Entity System for my framework. I think I read most articles, reddits and questions about it that I could find, and so far I think I am grasping the …

c++ performance entity

asked by Grimshaw 6 votes answered by ParadoxicalReality 4 votes

How can I create a contrail effect for a spaceship in motion?

I am curious how I could create an effect similar to the ship's tail in the following picture:

graphic-effects

asked by SteveL 6 votes answered by Assorted Trailmix 6 votes

Multiple SpriteSheets break batching

The problem: I can't fit all my 2d animation sprites for all units and environment in 1 spritesheet. Everything batches fine until I use two spritesheets... I noticed the following : all units from …

unity spritesheet spritebatch draw-order

asked by Ruben O 5 votes answered by JarkkoL 4 votes

How can I get a list of servers hosted by my players?

I'm writing a multiplayer 2D online game, where game servers are hosted by the players. I want to show players a list of the currently hosted game servers. How would I do that? I know how to let …

java multiplayer online peer-to-peer hosting

asked by Bryce 4 votes answered by Philipp 7 votes

What's the point of [HiddenInInspector] (as opposite to [NonSerialized])?

I understand the difference between [HiddenInInspector] and [NonSerialized], what I'm missing is the use case for [HiddenInInspector]: so far every time I've encountered it, it was used by developers …

unity

asked by Lohoris 4 votes answered by Heisenbug 3 votes

Algorithm to verify if a shape is inside another

I have a rectangular canvas and I need to verify whether a shape is totally inside that canvas or not. The shape can be lines, ellipses, arcs, rectangles and arbitrary polygons. Does anyone know a …

java 2d

asked by Bruno 3 votes answered by Mister Guacamole 4 votes

Greatest hits from previous weeks:

How to improve Minecraft-esque voxel world performance?

After playing Minecraft I marveled a bit at its large worlds but at the same time I found them extremely slow to navigate, even with a quad core and meaty graphics card. Now I assume Minecraft is …

procedural-generation optimization terrain voxels space-partitioning

asked by SomeXnaChump 43 votes answered by Gavan Woolery 67 votes

What is the purpose of adding non-gameplay elements to a game?

As an example, I'll reference scientists in Jetpack Joyride. I do understand there are achievements that involve scientists, that you can kill them or you have a nerd repellent, but I am not asking …

game-design

asked by user16547 16 votes answered by Byte56 41 votes

Can you answer these?

Transparent diffuse fails to render from all viewing angles

I'm rendering this chunk as a Unity mesh and I have just one material (with alpha) which is applied over all the mesh. Everything in the chunk is automatically generated at runtime, so it's not …

unity shaders rendering

asked by Stefa168 2 votes

How to read a color of a pixel from texture (cocos2d-js)?

How to read a color of a pixel at [x,y] from a texture (in cocos2d-js)?

textures sprites cocos2d ccsprite cocos2d-x-js

asked by topright 2 votes

Aligning pathfinding to the center of tiles?

I'm looking to achieve tile by tile movement in a project I'm working on. I employed the use of the asset Simply A* Path-finding to allow a unit to navigate the terrain. Since the tiles are …

unity path-finding grid

asked by user4985 2 votes