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Type: Posts; User: shipstern

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1. ## Thread: Distance between a point and a line?

by shipstern
Replies
6
Views
6,031

### // ends of line segment. var ax,ay,az; var...

// ends of line segment.
var ax,ay,az;
var bx,by,bz;

// point
var px,py,pz;

var ab = Math.sqrt( (bx-ax)*(bx-ax) + (by-ay)*(by-ay) + (bz-az)*(bz-az) );
var bp = Math.sqrt( (px-bx)*(px-bx)...
2. ## Thread: Flash Physics Engine

by shipstern
Replies
4
Views
15,193

### Hi Jake, What sort of integrator and collision...

Hi Jake,

What sort of integrator and collision detection are you using. Are you talking 3D with 6 DOF or only 2D?
3. ## Thread: malleable rigid polygonal physics?

by shipstern
Replies
8
Views
1,326

### Yes on second thought your right I was over...

Yes on second thought your right I was over thinking it.

Just use an inefficient r-tree some SAT and Flash 9... I am sure you will have no problems getting things in your engine to break apart or...
4. ## Thread: malleable rigid polygonal physics?

by shipstern
Replies
8
Views
1,326

### Even a few dozen 3D polygons with attenuated...

Even a few dozen 3D polygons with attenuated lighting, 6DOF, a basic midpoint integrator, separating axis theorem for collision detection will crush the flash player. Let alone blowing things apart....
5. ## Thread: help needed with globe project

by shipstern
Replies
2
Views
1,865

### Hi, Here is a globe that I found on Flash Kit...

Hi,
Here is a globe that I found on Flash Kit many many moons ago. I have adopted it in many ways and think that it may help with your problem. It is a very simple concept that is easy to extend.
...
6. ## Thread: 3d wireframe room

by shipstern
Replies
5
Views
1,659

### I can't open your .fla (my old Flash IDE). ...

I can't open your .fla (my old Flash IDE).

Can you publish a .swf and post it, so I can get a visual?

Here is an example of the sort of thing I am playing with.
...
7. ## Thread: 3D cube with textures and shading

by shipstern
Replies
7
Views
17,353

### Hi, Here are a few old examples I did with early...

Hi,
Here are a few old examples I did with early versions of the API. I am a couple of versions ahead of this now.

Transposing the code to AS2 or AS3 would be a BIG job as there are a few...
8. ## Thread: 3D cube with textures and shading

by shipstern
Replies
7
Views
17,353

### This could help. Not sure if it does dynamic...

This could help.
Not sure if it does dynamic image loading though.

http://ericlin2.tripod.com/cube/cube2004t.html

I have a 3D API that has what you want and more but not in AS2, still in AS1...
9. ## Thread: [flash mx] wrap a text around a cylinder

by shipstern
Replies
7
Views
7,972

### Yes I have been watching the development of Paper...

Yes I have been watching the development of Paper Vision.

That was one of the reasons I suggested that AS3 could be an area to look into.

It is good to see that there is a team bringing some...
10. ## Thread: [flash mx] wrap a text around a cylinder

by shipstern
Replies
7
Views
7,972

### Most probably a good idea that you have opted for...

Most probably a good idea that you have opted for the old skew Movie Clip standard, improved kerning of the text should eliminate some of the problems when mapping to your curved surface.

I don't...
11. ## Thread: [flash mx] wrap a text around a cylinder

by shipstern
Replies
7
Views
7,972

### Hi, Tried link to your implementation ... but I...

Hi,
Tried link to your implementation ... but I am on a razor sharp 49 kps dial-up connection so after 5 minutes and no end in site I bailed.

Coding a renderer to render text on a ring is no...
12. ## Thread: calculating client band width speed

by shipstern
Replies
1
Views
386

### calculating client band width speed

Is there a method to calculated a clients download speed using php. I would like to use the information to redirect users based on available bandwidth.
13. ## Thread: dynamic 3d site?

by shipstern
Replies
2
Views
1,038

### I have spent sometime building a 3D real-time VR...

I have spent sometime building a 3D real-time VR (6DOF) API for Flash.

The tools are there for the data base. However rendering your scene maybe beyond Flash.

The ability for the user to move...
14. ## Thread: 3D question

by shipstern
Replies
23
Views
5,019

### Hope it helps. Just let me know if you need any...

Hope it helps. Just let me know if you need any advice using it in your set-up. Or would like to add something to it ... like simple lighting or back-face culling.
15. ## Thread: 3D question

by shipstern
Replies
23
Views
5,019

### Looks like the code got knocked around a bit in...

Looks like the code got knocked around a bit in the transfer so here it is in a text file
16. ## Thread: 3D question

by shipstern
Replies
23
Views
5,019

### Hi, Here is a simple VR set-up Here is an...

Hi,
Here is a simple VR set-up
Here is an example of it uploaded

http://www.trump.net.au/members/shipstern/simpleVR/example3D.html

And here is the code. I am sure you will have a number of...
17. ## Thread: 3D question

by shipstern
Replies
23
Views
5,019

### There is really no difference in the code if it...

There is really no difference in the code if it is transforming 4 or 400 points, no more or less complex. In the end you can use it to transform as many or as few points/vertices as you wish.

Will...

by shipstern
Replies
23
Views
5,019

19. ## Thread: 3D question

by shipstern
Replies
23
Views
5,019

### Hi, That will make things easier. I will put...

Hi,
That will make things easier.

I will put something together for you and advise how you can plug it into your code. You will have to give me a couple of days as tomorrow I will be busy with...
20. ## Thread: 3D question

by shipstern
Replies
23
Views
5,019

### Hi again, I must ask at this point "how far do...

Hi again,
I must ask at this point "how far do you want to go??". Is this just a quick project you want up and running or are you more interested in learning and implementing a more complete VR...
21. ## Thread: 3D question

by shipstern
Replies
23
Views
5,019

### Hi, I don't tend to use a matrix class ... only...

Hi,
I don't tend to use a matrix class ... only when I really have to ... to keep things orderly ... or I am developing in a new area and doing lots of debugging. In general I prefer to handle the...
22. ## Thread: 3D question

by shipstern
Replies
23
Views
5,019

### Hi Boombanguk, Yes matrices can seem complex...

Hi Boombanguk,

Yes matrices can seem complex but they are not really that bad. Once explained in a way you can understand they are easy to use.

If you would like to have a full VR camera etc...
23. ## Thread: 3D question

by shipstern
Replies
23
Views
5,019

### Ok I just thought of an easy way to solve your...

Ok I just thought of an easy way to solve your question.

Your 3D square is a plane in space and it has a vector pointing out from its face which is normal to the plane of the face. All you have to...
24. ## Thread: 3D question

by shipstern
Replies
23
Views
5,019

### That code would seem to be for transforming your...

That code would seem to be for transforming your 3D points from World Space to View Space and then to 2D screen cords.

It seems that your 3D square is centered around the World Space origin and...
25. ## Thread: 3D question

by shipstern
Replies
23
Views
5,019

### Hi What you want to do is move your 3D square...

Hi
What you want to do is move your 3D square out along an axis of it's orientation , in your case this would be along the 3D squares (object space) z axis.

How you code this up depends on how...
Results 1 to 25 of 500
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