This routine builds up the matrix for least square fit used in linear and quadratic interpolation.
| Type | Intent | Optional | Attributes | Name | ||
|---|---|---|---|---|---|---|
| type(tem_intpMatrixLSF_type), | intent(inout) | :: | me |
intpMatrix for LSF fill |
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| integer, | intent(inout) | :: | order |
interpolation order calculated for current element depending on nSources if quadratic LSF matrix is singular fall back to linear |
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| integer, | intent(in) | :: |
Number of stencil directions |
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| integer, | intent(in) | :: | nDims |
Number of dimensions |
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| integer, | intent(in) | :: | nSources |
Number of sources from coarser found |
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| real(kind=rk), | intent(in) | :: | cxDirRK(3,QQ) |
Stencil directions |
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| integer, | intent(in) | :: | neighDir(nSources) |
direction in which sources are found |
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| integer, | intent(out) | :: | pos |
Pointer to position of interpolation matrix in growing array of matrix |
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| logical, | intent(out) | :: | success |
success if false if matrix is singular reduce interpolation order |