Hi everyone, I’m running into a confusing issue with the keyPressed() function when I have multiple keys pressed at the same time. It seems like after two or more keys are pressed the keyPressed() functionality no longer works correctly. This issue has been discussed before in this thread and there…

Well, I don’t know if this is helpful or not but I ran your code and it seems to be working just fine on my machine. I’m a bit of a novice so the only troubleshooting advice I can contribute is to ignore processing’s keyPressed() methods and set up Java’s key event listener. Maybe you’ll have bette…

[image] graysonh: For example, when pressing down all four keys (w, a, s, d) it is showing that only three of the keys have been pressed. [image] Pressing multiple keys at once on different rows Coding Questions http://Studio.ProcessingTogether.com/sp/pad/export/ro.…

I believe you have an issue that isn’t related to that other thread (your sketch isn’t running on P2D/P3D which is the only renderers that have that other thread’s issue), and isn’t related to Processing. Very many keyboards simply can’t detect when multiple keys that are nearby are pressed, as thei…

I’m seeing the same issue ocurring on the sketch you shared. It seems like the issue is with my keyboard and not with the keyPressed() event.

I think you’re right about that. My keyboard is the issue here! Ill have to come up with a different solution to the problem so the keyboard being used won’t matter.

[image] graysonh: It seems like the issue is with my keyboard and not with the keyPressed() event. Although it seems like my reply only had a link for a keyboard test sketch, if you click on its arrow down icon :arrow_down_small: it’s gonna reveal a link to a Wikipedia article as well: …

That a very interesting read! Now I know why I was having trouble with the WASD keys. There’s a key matrix involved that’s causing ghosting. Thanks for the help!

KeyPressed() for multiple keys pressed at the same time

Processing

GoToLoop March 22, 2020, 7:11am 3

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KeyPressed() for multiple keys pressed at the same time

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