Build direction estimation for FDM 3D prints

This is an implementation of the method proposed in my papers

Input: CT volume of FDM 3D print

output: build direction and layer-by-layer inspection

Programer: Yifan Yang

Homepage: https://www.researchgate.net/profile/Yifan-Yang-79

See the main papers or contact me for more information.

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Main papers:

[1] Yifan Yang, Yutaka Ohtake, Tatsuya Yatagawa, and Hiromasa Suzuki.

"Layer-by-layer Inspection of 3D Print using X-ray Computed Tomography".

JSPE 2021 Autumn Conference. A06. (Kobe, Japan) Sep. 2021.

https://doi.org/10.11522/pscjspe.2021A.0_7

[2] Yifan Yang, Yutaka Ohtake, Tatsuya Yatagawa, and Hiromasa Suzuki.

"Hierarchical Alignment of 3D Print with Tool Path Based on Microstructure".

Virtual and Physical Prototyping. Taylor & Francis, 2021.

https://doi.org/10.1080/17452759.2021.1985334

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To estimate the curvature of volume data,

an implimentation of

Kindlmann, Gordon, et al. "Curvature-based transfer functions for direct volume rendering: Methods and applications." IEEE Visualization, 2003.

for the surface voxels is included.

function icosphere() is not icluded

You can find it in the File Exchange - MATLAB Central