C++ code for 3D interpolation

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I am looking for some code segments for 3D interpolation. My data is defined on 3D grids. I want to get value at any point in 3D space. Basically I need to calulate:

Value = F(x,y,z, data(Xgrid, ygrid, zgrid))

Please help
Thank you

What I have tried:

Searched the forum, but not find.

Posted 14-Jun-19 9:54am

mrby123

Updated 15-Jun-19 7:59am

KarstenK

v2

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OriginalGriff 14-Jun-19 16:16pm

What have *you* tried?
Where are *you* stuck?
What help do you need?

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Patrice T · Answer 1 · 2019-06-14T10:20:00

Solution 1

the first page on Google search gives:
Trilinear interpolation - Wikipedia[^]
https://spie.org/samples/PM159.pdf[^]
Interpolation methods[^]
try it with 3d interpolation c++

Posted 14-Jun-19 10:20am

Patrice T