Monday, November 29, 2004

Linear Path Prototype #2

Okay - here's test #2.

This time we removed the gravitational component and used a fixed acceleration instead. As we pass a destination point we move on to a new destination. There are 5 points describing this path; pretty small considering the loop it does across the screen.

Of course to achieve this we had to make the acceleration a directional vector applied to the velocity, but it's still all simple maths.

You can see the effect here, Linear Path Prototype #2.

Personally, this seems more sensible and less manic. The hard-stop you see when the picture changes direction is due to a small acceleration. The effect on the opposite axis is too slow to see initially, so it appears like a hard stop when in reality its a deceleration (had to think about that for a while).

To show you what I mean, there's a central point to pass through. This shows physics is still working (phew).

Oh - and panic not, I'm pretty much done with the nasty mathematics stuff now. The more sane world of photography will return ... as will a new gallery.

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