How do I use Ball_1 just detect only Ball_1 and while Ball_1 collider with Ball_2 will not send any report

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:information_source: Attention Topic was automatically imported from the old Question2Answer platform.
:bust_in_silhouette: Asked By oONonKunGOo

I create a game that has many balls in that.
I want to get a report only Ball_1 detects Ball_1.
when I use signal Body_entered() that will report all collisions to monitor but I just want only 1 report that ball_1 detect Ball_1.

thank you all to answer me :smiley:

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:bust_in_silhouette: Reply From: Mrpaolosarino

Use collision mask and layer.