App for Simulating and Designing Shots Beta Test

JeremiahGage

AzB Silver Member
Silver Member
Hi, I am working on an app for simulating and designing shots, so players can store shots to use as reference and also use the app as a learning tool.

If you are interested in helping beta test the app, you can sign up using this link (iOS only for now): https://testflight.apple.com/join/tprG5RHk

Here are some screenshots:
Simulator Screenshot - iPhone SE (3rd generation) - 2024-08-08 at 16.09.05.png
Simulator Screenshot - iPhone SE (3rd generation) - 2024-08-08 at 16.09.13.png
Simulator Screenshot - iPhone SE (3rd generation) - 2024-08-08 at 16.09.17.png
Simulator Screenshot - iPhone SE (3rd generation) - 2024-08-08 at 16.09.48.png
 
Hi, I am working on an app for simulating and designing shots, so players can store shots to use as reference and also use the app as a learning tool.

If you are interested in helping beta test the app, you can sign up using this link (iOS only for now): https://testflight.apple.com/join/tprG5RHk

Here are some screenshots:
View attachment 773364View attachment 773365View attachment 773366View attachment 773367
I like the included eclipses. You might add a dot in the middle of them to indicate the point of contact.
 
The target pool is surprisingly fun, trying to visualize the best ob pocket and cue ball path to the target. It will be a great way to kill a few minutes while thinking about pool. Could be fun to randomly add other balls to the table to negotiate around.

I would defer to Dr Dave and others on the physics accuracy, i know from my own feeble attempts they are hard to perfectly model.

Great work overall, I provided a few UI suggestions via email.
 
@kling&allen I'm glad you like the target game! It could be expanded in a number of directions, adding balls would be an interesting take for sure. I received your feedback, thank you. The physics of the balls rolling / sliding on the table are basically perfect, although there are parameters for attributes like friction, which dictates the speed / how much the balls slide. Unfortunately, the interaction between a ball and a cushion is unbelievably complex, so I've had to make a number of assumptions to simplify that. I'm still tuning the physics to eventually land somewhere reasonable.

@straightline Thank you, and the fractional aim view does have a dot to show the contact point.
 
I've spent the past few days tweaking the physics, so they appear to be in a good place now - at least for my table. Check out the latest build (15) and let me know if there are any shots that don't appear to be possible.
 
I've spent the past few days tweaking the physics, so they appear to be in a good place now - at least for my table. Check out the latest build (15) and let me know if there are any shots that don't appear to be possible.

The rail and draw physics seems a lot better in the update in my opinion. Great work, I kill a lot of time with this app!
 
Hi, I tried it, its pretty cool!

Is the table size accurate relative to the ball size? That was always a pet peeve of mine on table diagram tools.

I had a hard time moving balls/aim around at first, but got better at it.

The fine control thickness of hit panel blocks the lower half of the table when balls are there.

The target game I didn't understand. (I know the goal). But I couldn't move anything around like the regular screen.

The playback is neat. It looks about right for accuracy at first glance. How close do you think it is?

What would be the end use of the app? I see it as fun to investigate the app, but not sure I'd use it on a regular basis.

Since we have your ear, would it be possible to take a picture of a layout on a real table and transform it to a diagram where the balls can be moved? I feel the technology is all there now to do this.
 
Thanks for giving it a try, I'll do my best to answer your questions:
Hi, I tried it, its pretty cool!

Is the table size accurate relative to the ball size? That was always a pet peeve of mine on table diagram tools.
The table is sized for an 8-footer to strike a balance between a small and a large table. Maybe in the future, there could be different sizes of tables.
I had a hard time moving balls/aim around at first, but got better at it.
If you tap a ball, you can use the sliders to fine-tune.
The fine control thickness of hit panel blocks the lower half of the table when balls are there.
Still brainstorming how to fix this issue.
The target game I didn't understand. (I know the goal). But I couldn't move anything around like the regular screen.
Thank you for the feedback. In the game play, you can only adjust the aim, speed, and tip position.
The playback is neat. It looks about right for accuracy at first glance. How close do you think it is?
The balls moving on the table are very accurate, using actual physical equations. The collision between two balls is pretty good because it can be modeled simply, but the collision between a ball and the cushion is unbelievably complex. I think it's in a good place to release, but there are still some scenarios that don't exactly match what happens on a real table.
What would be the end use of the app? I see it as fun to investigate the app, but not sure I'd use it on a regular basis.
You could use it for saving shots that you want to practice. Also, it could be used as a learning tool to see how parameters change a shot. I think the game play is fun too. I'm planning to keep adding to the app depending on what people find valuable.
Since we have your ear, would it be possible to take a picture of a layout on a real table and transform it to a diagram where the balls can be moved? I feel the technology is all there now to do this.
From what I've seen, this is technically possible but still complicated and requires ideal lighting and angles. Image recognition technology is getting better though, so it should become easier to do such a thing in the future.
 
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