Contains information required to compute gradient like position of six direct neigbors in the state array and coeff for the gradient operation
| Type | Visibility | Attributes | Name | Initial | |||
|---|---|---|---|---|---|---|---|
| integer, | public, | allocatable | :: | neighPos(:,:,:) |
Stores position of 6 direct face neighbors in the state array for each element Size: nSize, stencil%nDims, 2 last index refers to left and right side 1 is left/negative side and 2 is right/positive side |
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| real(kind=rk), | public, | allocatable | :: | FDcoeff(:,:) |
coeff to calculate 1st order derivative use forward difference for element with boundary (coeff = 1.0) and central difference for inner fluid element (coeff=0.5) size: nSize, stencil%nDims |