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<div style="font-family: Aptos, Aptos_EmbeddedFont, Aptos_MSFontService, Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);" class="elementToProof">
Dear PETSc team, </div>
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I am having hard time upgrading our code's interface to the new Fortran API...</div>
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For instance, I lack a Fortran example of the use of PCFieldSplitGetSubKSP. The doc says "You must pass in a KSP array that is large enough to contain all the KSPs" but the interface file is :</div>
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subroutine PCFieldSplitGetSubKSP(a,b,c, z)</div>
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import tPC,tKSP</div>
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PC :: a</div>
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PetscInt :: b</div>
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KSP, pointer :: c(:)</div>
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PetscErrorCode z</div>
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end subroutine</div>
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end interface</div>
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Does it mean that I have to allocate an array of KSP before calling the routine ?</div>
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It seems to me that the other new interfaces take care of allocating the output object. PCBJacobiGetSubKSP does it.</div>
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<div class="elementToProof" id="Signature">
<p class="elementToProof"><span style="color: black;">Thanks in advance,</span></p>
<p class="elementToProof"><span style="color: black;">Nicolas</span><span style="font-size: 12pt; color: black;"><br>
</span><span style="color: black;">--</span><span style="font-size: 12pt; color: black;"><br>
</span><span style="font-family: Arial, sans-serif; font-size: 9pt; color: rgb(255, 129, 0);"><b>Nicolas Tardieu</b></span></p>
<p class="elementToProof"><span style="font-family: Arial, sans-serif; font-size: 8pt; color: rgb(255, 129, 0);"><b>Ing PhD Computational Mechanics</b></span></p>
<p class="elementToProof"><span style="font-family: Arial, sans-serif; font-size: 8pt; color: rgb(0, 98, 225);">EDF - R&D Dpt ERMES</span></p>
<p class="elementToProof"><span style="font-family: Arial, sans-serif; font-size: 8pt; color: rgb(0, 98, 225);">PARIS-SACLAY, FRANCE</span></p>
<p class="elementToProof"> </p>
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