Unanswered Questions
796 questions with no upvoted or accepted answers
9
votes
1
answer
1k
views
Using PhysX, how can I predict where I will need to generate procedural terrain collision shapes?
In this situation, I have terrain height values I generate procedurally. For rendering, I use the camera's position to generate an appropriate sized height map. For collision, however, I need to have ...
CommunityBot
- 1
8
votes
2
answers
490
views
How to generate a multiplier map for radiosity
I am following this tutorial: here
I am at the part where you are creating a hemicube.
I have got the code to render the scene into a texture and therfore an array.
Now how can I generate a so-called ...
CommunityBot
- 1
8
votes
4
answers
11k
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Handling movement on sloped surfaces - clamping character to sloped surface
I've noticed that a lot of people seem to have this issue but I've yet to find an actual working solution - when a rigidbody-based character controller (I'm not using Unity's character controller) ...
CommunityBot
- 1
6
votes
0
answers
213
views
How can I create a set of collision points for an arbitrary mesh?
In my project I am working on automatically deforming an arbitrary mesh with respect to another arbitrary mesh, within the context of user generated content, similar to this deformer being developed ...
CommunityBot
- 1
5
votes
0
answers
241
views
How inefficient is my ray-box-intersection algorithm?
One of the most critical parts of my raytracer is the calculation of a collision between ray-box which is done following way:
...
- 51
5
votes
0
answers
108
views
Slot Probability Function
Please can someone point me in the right direction. I'm working on a slot game. that I'm having trouble figuring how to implement the probability function for. The game has a set of symbols that bets ...
- 51
5
votes
0
answers
634
views
3D Physics Engine Collision Response: Solving Simultaneous Collisions via equation
I have been implementing a basic physics engine for a small game project I'm working on. It has very specific requirements, so I decided to try and write my own physics engine to meet them. I found ...
- 221
5
votes
1
answer
1k
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Creating a Roguelike game in C
I'm trying to create a simple rogue-like game in ncurses in a C program.
The idea here is that, I'd parse a file like this:
...
- 101
5
votes
1
answer
184
views
How can I determine "exact moment" of collision with ray casting?
I'm currently brainstorming how the physics for my game engine is going to be handled.
It's top down and I'm thinking of using ray casting for collision detection.
I've reached two potential problems (...
CommunityBot
- 1
4
votes
0
answers
173
views
Support function of Minkowski Difference
I am watching this and if you stop at 7:25, you will find an implementation of the support function. The goal of the function is to give you the farthest point in a given direction. My question is how ...
- 121
4
votes
0
answers
314
views
Determine user mouse selection of 3D Object for multiple viewports
I am currently working on setting up some world objects for my level editor and am running into a bit of a snag. When I get the hit location from the mouse raycast, I would like to determine what part ...
- 1,801
4
votes
0
answers
181
views
Understanding unknown mesh data structure
I have a large number of old mesh files in a custom, undocumented binary format. I have managed to parse almost everything but am left with one group of structures, described below, that I don't ...
CommunityBot
- 1
4
votes
0
answers
259
views
Perspective correct texture mapping in iOS Metal
I tried various ways of getting the interpolation work and generate a perspective correct image, but none of the suggested ways works.
My current code is:
...
- 153
4
votes
0
answers
3k
views
How can I display triangle faces (not quads) in Cinema4D?
I started to learn Cinema 4D. I've noticed it's really easy to use for motion graphics, but I want to use it for modeling for games/realtime 3d engines.
Before I used 3dsmax and it was easy to ...
- 16.4k
3
votes
0
answers
114
views
How to achieve a procedural/modular dirt path like those in The Last Campfire?
I’ve played The Last Campfire recently and got really inspired by it, so I’m trying to recreate some scenes from the game just to improve my 3D art skills.
But there’s one thing that I’m a bit lost.
...
- 140k