• egerlach@lemmy.ca
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      27 days ago

      It depends if you view the X-Y plane as the camera/viewport/screen or the ground. If X-Y is the ground, then Z is either up or down.

    • nlgranger@lemmy.world
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      27 days ago

      For cameras, the convention is Z depth but right handed:

      • X rightward / pixel column from the left
      • Y downward / pixel row from the top