Questions tagged [algorithm]
Algorithms are used for calculation, data processing, and automated reasoning. More precisely, an algorithm is an effective method expressed as a finite list of well-defined instructions for calculating a function.
1,167 questions
0
votes
1
answer
70
views
Is an assumption of Welzl’s algorithm valid?
The stated assertion that a point outside some intermediate Minimum Enclosing Sphere is on the boundary of the final Minimum Enclosing Sphere seems unsupportable. It is true only for the first point ...
4
votes
1
answer
155
views
How would I find the best set of letters for my word game?
I'm making a game where players need to spell English words (including American and British English) using a limited set of 8 distinct letters, which can be re-used multiple times.
How would I go ...
4
votes
1
answer
256
views
Train simulator - approach to cars movement
I'm prototyping a train simulator and running into design issues with physics and train car movement. The scope is similar to games like Run8, SimRail, or Derail Valley.
Requirements:
Realistic train ...
- 143
0
votes
1
answer
137
views
How to calculate the border hexagons in a grid with blocking elements?
I have a hexagon grid with cubic coordinates. I want to calculate clockwise all border hexagons for a given movement range. At the moment, I am iterating every neighbor that is not in the range and is ...
- 45
0
votes
0
answers
80
views
How to optimally transfer between nodes when each connection can only handle a certain number of things at a time?
Let's begin with a picture:
I am currently making a turn-based strategy game set in space where you can settle colonies and have to transfer minerals from the colonies ("foo", "bar&...
- 8,543
0
votes
0
answers
125
views
Strategies for making NPCs respond to player queries based on the NPC's knowledge or activity
I'm developing a finite state machine AI where some interaction with the NPC can be made through a popup window with some choices. The image below shows how it looks:
The player (on the right in this ...
- 333
0
votes
1
answer
236
views
Coding a customizable JRPG random action system in Godot 4? [duplicate]
I'm making an open source turn based JRPG in Godot 4.3, I want any programmer to be able to very easily create new enemies with different behaviors by simply customizing export variables in the editor,...
- 511
0
votes
0
answers
91
views
How can the A* algorithm revisit the same node twice in multi-agent pathfinding(MAPF)?
I am attempting to solve a MAPF-like problem using the Conflict-Based Search (CBS) algorithm. My specific problem is based on a grid graph where some edges are not connected.
For example, in the ...
3
votes
2
answers
196
views
How to make a digger-like procedurally generated maze that can be queried at coordinates without having to generate?
I would like to procedurally-generate ant farm-style layouts on a grid: long horizontal spaces connected by short vertical spaces. Also similar to cave systems formed by water erosion.
Every tile in ...
user70223
2
votes
2
answers
138
views
Improving local collision avoidance to navigate around large obstacles
For my collision system I’m using a boids-like method that works fine for "small" obstacles (like other characters) where the character can turn slightly left or right to avoid the obstacle ...
- 333
2
votes
2
answers
262
views
Is using values from a cryptographic hash function for Perlin/Simplex noise innapropriate?
The permutation maps are usually the numbers from 0 to 255 arranged in a random order. If I were to use a cryptographic hash function to convert a string, and then use the result's individual integers ...
user183738
1
vote
1
answer
251
views
Octree Query - Frustum Search and Recursive Vector Inserts
Brief
I have spent probably the last year thinking about implementing an Octree data structure into my C++ game engine project for scene management and frustum culling of lights and meshes. Right now ...
- 51
1
vote
2
answers
395
views
A*, what to do about duplicate items in the min-heap, if anything?
I'm trying to implement A*.
I'm storing the queue of nodes to visit in a min-heap, and I'm seeing the same node being added more than once to it (with different priority). Wikipedia's pseudocode ...
- 2,054
0
votes
1
answer
142
views
What are some basic methods/algorithms for drawing wireframe shapes using Gizmos?
This is definitely a "doing for the sake of learning" question, so apologies in advance for that, but how would you go about using the Gizmos class to draw a basic wireframe shape?
I'm ...
- 47
2
votes
2
answers
410
views
How would you intentionally create overlapping rooms with procedural generation?
It seems like every procedural dungeon generation tutorial focuses on how to avoid overlapping rooms, so how would one go about intentionally overlapping those rooms instead, possibly treating the ...
- 47