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bitmasking

  1. Blaize

    GMS 2 Bit-masks and objects in a 2D Array

    I was wondering if it was possible to set a mask and store an object id in the same 2D array entry. I'm still relatively new to bitmasking in general, so any corrections are appreciated. In a nutshell, I have a GameGrid[x,y] which starts empty. Then, I set specific tiles to hold certain...
  2. K

    Check if object exists at position

    I'd figure that this is a relatively simple question, however, I have yet to find an answer. Note, I've already tried using instance_place, however, it returns the instance id instead of true or false. Short question: How can I see if obj exists at x, y, and if it does, return true? Long...
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