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Crashes with large images.

Open DuckersMcQuack opened this issue 11 months ago • 6 comments

I assume by the half decade since last update, it will no longer be updated to support larger images?

DuckersMcQuack avatar Nov 27 '24 22:11 DuckersMcQuack

@DuckersMcQuack The add-in is definitely in need of an update! But is the large image limitation with the add-in or for Fusion? With last testing, it was Fusion that had the limitations. Also, what size images are you wishing to use? Cheers!

hanskellner avatar Nov 29 '24 18:11 hanskellner

@hanskellner The image i wished to use was 6000x1500. Or as large as i have ram/vram for. As i got 64GB ram and 24GB vram. But the tool crashed, as in white screen and no response after that until i restarted fusion.

You wouldn't know of a different program/method to achieve just "image to plane height map"? As i'd then throw it into blender, select pixels around, and add a simplistic square surface to 3d print.

DuckersMcQuack avatar Nov 30 '24 21:11 DuckersMcQuack

@DuckersMcQuack To clarify, does the crash occur in the Image2Surface add-in or within Fusion once you've sent the image to it? From the tests I've done, it's the expense within Fusion of converting a large mesh to a T-Spline. And that's when I have had crashes or had to terminate Fusion.

Note, the process of creating a T-Spline from a mesh allows for a nice surface for 3D printing. And if you've reduced the mesh density, the T-Spline conversion brings back some of the detail. So you might be able to scale your image down to a smaller resolution and then see if it converts cleanly to a T-Spline in Fusion. Also, when you add your image to the Image2Surface add-in, you may also try changing the stepover value to skip pixels to reduce the density.

I don't have a recommendation for other tools.

hanskellner avatar Nov 30 '24 23:11 hanskellner

First image i loaded image. If i wait too long, it freezes, and eventually turns white screen. Fusion worked otherwise fine. Tried a second time to load image and click generate immediately, then fusion crashed.

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DuckersMcQuack avatar Dec 01 '24 21:12 DuckersMcQuack

@DuckersMcQuack ok, let me do some further testing. This is a new issue to me. Thx.

hanskellner avatar Dec 02 '24 23:12 hanskellner

@DuckersMcQuack -

I did testing with the current version of Fusion (as of this post's date) on my MacBook Pro M1. I created a 1600x1500 image using a photo I captured of the moon (attached). Using the Choose File button, I selected the image file. It opened and displayed in the add-in without delay. I then adjusted the Max Height setting to 20. Finally, I clicked the Generate Surface button. The surface was quickly generated and displayed in Fusion. I also tested a few other large images and had similar results.

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Image Image

hanskellner avatar Feb 03 '25 00:02 hanskellner