How get Sphere inversed clampPoint?

Questions
1

Hi world.

It’s simple but I cant find the way to reach the inverse clampPoint (blue point).
I make a draw to make me understand.

image
image735×558 22.7 KB

Anyone can help me with this?

2

Assuming X is the center point and Y clampPoint:

  • Compute new vector B via X-Y
  • Adding B to X should represent inverseClampPoint
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3

Do you think this method can be added to Sphere? Can be helpful.

4

I think this use case is too specific to implement it as a method.

1 Like