Answered
Convert multiple 3D shapes into stl file (CAD).
The given code has two obvious problems. For one, the xyz data is being discarded for every loop iteration, so only the last se...

23 days ago | 0

Answered
Generating STL from vertices and thickness?
If you have the boundary vertices of one of the profiled sides, the rest is relatively simple. For such a simple part, it's eas...

23 days ago | 0

Answered
Using matlab to generate complex graphics stl file
For a simple "sandwich" model composed of two roughly flat and parallell profiled sides connected by a ribbon around their bound...

24 days ago | 0

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Answered
How can I turn a grayscale image into a .stl 3d file?
Step 0: start with a clean image at a decent resolution. We don't have that. We have a tiny ruined JPG screenshot. % a tiny...

24 days ago | 0

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Calculate volume of STL model by height
An example for a closed surface: https://www.mathworks.com/matlabcentral/answers/2104931-how-to-find-area-and-volume-from-a-stl...

24 days ago | 0

Answered
Scale of .stl file in Matlab
There is no scale information. https://www.mathworks.com/matlabcentral/answers/474678-dimension-of-imported-stl-file

24 days ago | 0

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reshape error in an .stl writer?
There are many files called "stlread()", but FEX #6678 stlread() does not return face/vertex data. It combines the FV data and ...

24 days ago | 0

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dimension of imported STL file
STL files contain no scale information. It's just a dimensionless shape. It's up to you to interpret what its units are suppo...

24 days ago | 0

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How to make a STL file from a mesh
Well. I thought for sure I'd used those before and it would be super easy to throw together a demo. I was wrong. As far as I ...

25 days ago | 0

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STL to solid 3d matrix
The linked tools do maintain the geometry. It's just up to you to keep track of the sampling grid coordinates and plot it appro...

25 days ago | 0

Answered
STL to 3D binary Matrix
See: https://www.mathworks.com/matlabcentral/answers/217754-stl-to-matlab-coordinates-conversion

25 days ago | 0

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Cutting stl. model
See this question and answer. I don't know of any good and convenient ways of doing this with base tools, but there are tools o...

25 days ago | 0

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Reading and plotting STL File
There are (and were) a number of STL reading tools available depending on the timeframe. I'm going to go over three, from oldes...

25 days ago | 0

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How can I calculate the surface area of a stl file with a cutting plane?
I think this is what the question is asking for -- i.e. the surface area of a model within a boundary box. That's fairly easy t...

25 days ago | 0

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How to rescale a 3d object (Stl file) ?
I had a very sleepy think about this problem, and my dumb intuition led me astray. I figured I should be able to grab a vertex,...

26 days ago | 0

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Find holes and gaps in .stl files
Single missing triangles are easy enough to fix, but holes that need to be triangulated are a problem. This doesn't seem to be ...

26 days ago | 0

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STL to MatLab coordinates conversion (?)
FEX #27390 comes with a complete demo, including a sample STL file and reader utility. I think OP was looking at the wrong file...

27 days ago | 0

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How can I calculate surface area of a limated region of my stl?
I saw this in the sidebar, so I figured I'd answer it. This could probably be simplified a bit more, but this is good enough. ...

27 days ago | 0

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How to post-process output data of SurfaceIntersection function???
See also this answer using the same FEX tool. This should solve a few of the issues with using SurfaceIntersection(). Tangent ...

28 days ago | 0

Answered
How to get the cross-sectional area of a PDE model
See also this answer using the same FEX tool. This should solve a few of the issues with SurfaceIntersection(). The setup of p...

28 days ago | 0

Answered
Surface Area at given hight of an STL file
Here is what I put together. This should work for nonconvex objects, objects with holes, and it should handle cases where trian...

28 days ago | 2

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Histogram Equalization in RGB
The following links show global and adaptive histogram equalization as applied in RGB, HSV, unconstrained LAB, and chroma-constr...

29 days ago | 0

Answered
Is it possible to orient the legend's symbols vertically instead of horizontally?
It can be done by manipulating undocumented properties, but there's a good chance it might cause problems, particularly when try...

29 days ago | 2

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Answered
How to Close an Open Contour
Without the source image, I'm just going to use a contrived source. % a grayscale image inpict = imread('opencontour.png'); i...

1 month ago | 0

Answered
How do I shade plot area with increasing and decreasing shades of a color
This is a much more simplistic example, but the main objective here is to simply demonstrate the use of a colorstripe to fill a ...

1 month ago | 0

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Surf color based off of greater than or less than a number
There are a bunch of blue-red colormap generators out there, or you could create your own. Either way, this is one way to apply...

1 month ago | 0

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Answered
Avi produced using writeVideo is clipped.
I think I see what's going on here, and it is easily misleading. I assume that this example will replicate the effect you're se...

1 month ago | 0

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Answered
How to create a custom colormap ("seismic" from python)
Without relying on any external python dependencies, here is an adequately accurate approximation. n = 256; % specify the len...

2 months ago | 0

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how to fuse image
I've posted other answers regarding "fusion". While it's a vague question, a fixed 50% weighted mean (the only "blend" imfuse()...

2 months ago | 0

Answered
Save indexed image as RGB
This doesn't look like you're using indexed-color images. It looks like you're trying to create RGB pseudocolored representatio...

2 months ago | 1

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