Home › Forums › AR Sandbox Forum › No magic hand, no rain π
- This topic has 2 replies, 2 voices, and was last updated 4 weeks ago by okreylos.
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August 7, 2024 at 3:12 am #2754Tim_oParticipant
Hello everyone! I am a student and built an AR sandbox for my university. For the installation and system configuration I followed the instructions at https://web.cs.ucdavis.edu/~okreylos/ResDev/SARndbox/SoftwareInstallation.htm. Now I have two problems:
1. You can’t make it rain at certain points by holding your hand over a certain area.
2. Even without intervention, water slowly continues to collect in the depressions.
However, making it rain globally using button 1 and draining the water using button 2 works.Hope you have some helpful advice for me.
Greetings from Marburg, GermanyAugust 14, 2024 at 3:04 am #2758Tim_oParticipantI searched the forum for helpful tips and tried a few things. Unfortunately without the hoped for success. When I hold my hand (with fingers spread wide) over the sand surface, about halfway between the surface and the Kinect V2, nothing happens. If I hold my hand directly over the sand surface, it is interpreted as a terrain element and a “Mount Manus” is created π. If I then slowly move my hand upwards, some water is generated, but not really concentrated and not continuous either. I also tried different distances. With the “Water Tool” it is possible to create water in those places where I previously placed the mouse pointer. The global heavy rain and draining the water via function keys also works perfectly. Unfortunately, the βhand as a rain cloudβ doesn’t work. And still, without intervention, water slowly continues to collect in the depressions. The sandbox will be opened to the public in the next few days as part of a mineralogical exhibition. It would be cool if a solution could be found. Thanks!
- This reply was modified 3 months, 1 week ago by Tim_o.
October 25, 2024 at 2:34 pm #2804okreylosKeymasterThis is probably related to you using a Kinect V2. While the software supports it, I haven’t done much testing with it, and it might require configuration changes.
You could do an experiment: Cut a hand shape out of a piece of cardboard (use your own hand as a template) and glue it to a stick. Then hold the cardboard hand above the sandbox, so that it’s at a right angle to the camera, meaning horizontal if the camera is mounted looking straight down, and see if you can make it rain that way. There might be an issue with depth tolerances in the hand detector, due to the Kinect V2’s higher depth resolution.
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