198 static PetscErrorCode PCDeflationSetSpace_Deflation(PC pc, Mat W, PetscBool transpose)  in PCDeflationSetSpace_Deflation()  argument
204   PetscCall(PetscObjectReference((PetscObject)W));  in PCDeflationSetSpace_Deflation()
207     def->Wt = W;  in PCDeflationSetSpace_Deflation()
209     PetscCall(MatDestroy(&def->W));  in PCDeflationSetSpace_Deflation()
210     def->W = W;  in PCDeflationSetSpace_Deflation()
238 PetscErrorCode PCDeflationSetSpace(PC pc, Mat W, PetscBool transpose)  in PCDeflationSetSpace()  argument
242   PetscValidHeaderSpecific(W, MAT_CLASSID, 2);  in PCDeflationSetSpace()
244   PetscTryMethod(pc, "PCDeflationSetSpace_C", (PC, Mat, PetscBool), (pc, W, transpose));  in PCDeflationSetSpace()
408     PetscCall(MatMultHermitianTranspose(def->W, r, w1)); /*    w1 <- W'*r                */  in PCPreSolve_Deflation()
411   PetscCall(MatMult(def->W, w2, r));         /*    r  <- W*w2                */  in PCPreSolve_Deflation()
442         PetscCall(MatMultHermitianTranspose(def->W, r, w2)); /*    w2 <- W'*r                */  in PCApply_Deflation()
447     PetscCall(MatMult(def->W, w2, u));         /*    u  <- W*w2                */  in PCApply_Deflation()
475   if (def->W || def->Wt) {  in PCSetUp_Deflation()
482   if (def->W) {  in PCSetUp_Deflation()
483     PetscCall(PetscObjectTypeCompare((PetscObject)def->W, MATCOMPOSITE, &match));  in PCSetUp_Deflation()
485       PetscCall(MatCompositeGetType(def->W, &ctype));  in PCSetUp_Deflation()
486       PetscCall(MatCompositeGetNumberMat(def->W, &size));  in PCSetUp_Deflation()
489     PetscCall(MatCreateHermitianTranspose(def->Wt, &def->W));  in PCSetUp_Deflation()
501         for (i = 0; i < size; i++) PetscCall(MatCompositeGetMat(def->W, i, &mats[i]));  in PCSetUp_Deflation()
503         PetscCall(MatDestroy(&def->W));  in PCSetUp_Deflation()
504         def->W = mats[size];  in PCSetUp_Deflation()
517         PetscCall(MatCompositeMerge(def->W));  in PCSetUp_Deflation()
543     PetscCall(MatDestroy(&def->W));  in PCSetUp_Deflation()
544     PetscCall(MatHermitianTranspose(def->Wt, MAT_INITIAL_MATRIX, &def->W));  in PCSetUp_Deflation()
553       PetscCall(MatHermitianTranspose(def->W, MAT_INITIAL_MATRIX, &def->Wt));  in PCSetUp_Deflation()
556       PetscCall(MatTransposeMatMult(def->W, Amat, MAT_INITIAL_MATRIX, PETSC_CURRENT, &def->WtA));  in PCSetUp_Deflation()
562     PetscCall(MatGetSize(def->W, NULL, &m));  in PCSetUp_Deflation()
564       PetscCall(MatMatMult(def->WtA, def->W, MAT_INITIAL_MATRIX, PETSC_CURRENT, &def->WtAW));  in PCSetUp_Deflation()
684   PetscCall(MatDestroy(&def->W));  in PCReset_Deflation()
854   def->W             = NULL;  in PCCreate_Deflation()