All Questions
18
questions
0
votes
0
answers
79
views
How to efficiently path many objects to a moving point?
Working in 3D in the Godot engine, I have an object that moves through space and, like a tornado, is intended to pick up objects in its path.
What I have right now is janky, effectively re-baking the ...
- 1
1
vote
1
answer
133
views
Getting coordinates within a bezier space
I have created an object that is comprised of two bezier curves (constructed of an identical finite segments equal to a variable named resolution). The two curves ...
- 11
0
votes
2
answers
302
views
Why do computer graphics applications use piecewise polynomial curves of degree 3 rather than curves of higher-order, say degree 100?
just wondering why is that? can't get my head around it. wouldn't the use of degree 100 be better? I'm really new to this stuff.
- 1
1
vote
2
answers
3k
views
How to convert Unreal Engine 4 spline to a bezier curve?
I have read the source code of USplineComponent and found that for a curve in Unreal, the result is calculated via ...
- 163
8
votes
1
answer
377
views
How to move a portion of bezier/spline curve along its complete bezier/spline curve?
Based on the image below, I have a curve (orange) which is a bezier sub-curve of an original curve (longer black curve). The original curve consists of a number of cubic bezier curves joined together. ...
- 81
0
votes
2
answers
159
views
How do I determine the slope of a curve?
I am making a 2D game where the character rides on the curve of a graph. I need to find out whether the player is going uphill or downhill and calculate speed accordingly.
The problem is that I am ...
0
votes
1
answer
597
views
Create Bezier curves with random heights that connect
In unity, I am trying to create several curved platforms that connect using bezier curves, however I am having issues. I understand the basics of genertating a bezier curve and I have something ...
- 97
2
votes
2
answers
1k
views
How do you solve where the camera should be on a bezier curve depending on player? (camera on rail)
I am writing a game where I require a camera on rail; That is, the camera's path is fixed and follows a bezier curve. However, I cannot find any resources online for solving the closest point on a ...
- 713
10
votes
5
answers
9k
views
Points evenly spaced along a bezier curve
I have looked around for a while and I can't find a solution to this problem.
Let's say I have a cubic bezier curve (defined by 4 points) and I want to get a set of points that are spaced evenly along ...
- 241
0
votes
1
answer
2k
views
Rotating object along bezier curve: not rotating enough?
I tried to follow the instructions from the threads on the forum (Cocos2d rotating sprite while moving with CCBezierBy) with Unity, in order to rotate my object as it moves along a bezier curve. But ...
- 679
1
vote
2
answers
3k
views
How to make a gui button follow a path after a touch?
I would like a button in my gui menu to follow a specific path if we selected it, I am wondering how I could do it: if we touch the button, then it can only move on the specific path, it is an arc ...
- 679
5
votes
1
answer
4k
views
How to implement curved movement while tracking the appropriate angle?
I'm currently coding a 2D top-down car game which will be turn-based. And since it's turn-based, the cars won't be controlled directly (i.e. with a simple velocity vector that adjusts its angle when ...
- 347
2
votes
3
answers
2k
views
Tessellating to a curve?
I'm creating a game engine, and I'm trying to define a 3D model format I want to use. I haven't come across a format that quite does what I want.
My game engine assumes a shader model 5+ environment. ...
- 1,493
2
votes
2
answers
2k
views
Implementing a sine using a bezier curve
I'm developing a 2D game using Cocos2d-x.
Is possible to use CCBezierTo to parameterize a sine function?
- 232
1
vote
1
answer
2k
views
How to generate closed curve?
How can I do that? I can generate simple beziers, but how can I generate a closed curve like this:
http://www.youtube.com/watch?feature=endscreen&NR=1&v=hlDYJNEiYvU
- 346