Tools > POINT & CIRC COLLISION
a simple tool to visualize how we can detect collisions between a point and a circle
made by txgruppi
uploaded by txgruppi
added:
updated:
- CLICK TO PLAY -
3
On keyboard: Arrows keys to move point. Z and X to change circle radius.
On gamepad: Dpad to move point. A and B to change circle radius.
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2023-05-16: removed sqrt in favor of r^2 as suggested by @congusbongus
2023-01-11: Moved collision check code to its own function
Comments
 congusbongus
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You can avoid the costly square root by comparing against r^2
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 txgruppi
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great tip! thanks!
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