Calculates and returns the vertical overlap between two arcade physics bodies and sets their properties
accordingly, including: touching.up, touching.down, touching.none and `overlapY'.
| name | type | description |
|---|---|---|
| body1 | Phaser.Physics.Arcade.Body |
The first Body to separate. |
| body2 | Phaser.Physics.Arcade.Body |
The second Body to separate. |
| overlapOnly | boolean |
Is this an overlap only check, or part of separation? |
| bias | number |
A value added to the delta values during collision checks. Increase it to prevent sprite tunneling(sprites passing through another instead of colliding). |
The amount of overlap.