Actual source code: simple.c


  2: #include <petsc/private/vecimpl.h>
  3: #include "../src/vec/vec/utils/tagger/impls/simple.h"

  5: PetscErrorCode VecTaggerDestroy_Simple(VecTagger tagger)
  6: {
  7:   VecTagger_Simple *smpl = (VecTagger_Simple *)tagger->data;

  9:   PetscFunctionBegin;
 10:   PetscCall(PetscFree(smpl->box));
 11:   PetscCall(PetscFree(tagger->data));
 12:   PetscFunctionReturn(PETSC_SUCCESS);
 13: }

 15: PetscErrorCode VecTaggerSetFromOptions_Simple(VecTagger tagger, PetscOptionItems *PetscOptionsObject)
 16: {
 17:   PetscInt     nvals, bs;
 18:   char         headstring[BUFSIZ];
 19:   char         funcstring[BUFSIZ];
 20:   const char  *name;
 21:   PetscBool    set;
 22:   PetscScalar *inBoxVals;

 24:   PetscFunctionBegin;
 25:   PetscCall(PetscObjectGetType((PetscObject)tagger, &name));
 26:   PetscCall(VecTaggerGetBlockSize(tagger, &bs));
 27:   nvals = 2 * bs;
 28:   PetscCall(PetscMalloc1(nvals, &inBoxVals));
 29:   PetscCall(PetscSNPrintf(headstring, BUFSIZ, "VecTagger %s options", name));
 30:   PetscCall(PetscSNPrintf(funcstring, BUFSIZ, "VecTagger%sSetBox()", name));
 31:   PetscOptionsHeadBegin(PetscOptionsObject, headstring);
 32:   PetscCall(PetscOptionsScalarArray("-vec_tagger_box", "lower and upper bounds of the box", funcstring, inBoxVals, &nvals, &set));
 33:   PetscOptionsHeadEnd();
 34:   if (set) {
 35:     PetscCheck(nvals == 2 * bs, PetscObjectComm((PetscObject)tagger), PETSC_ERR_ARG_INCOMP, "Expect array of %" PetscInt_FMT " values for -vec_tagger_box, got %" PetscInt_FMT, 2 * bs, nvals);
 36:     PetscCall(VecTaggerSetBox_Simple(tagger, (VecTaggerBox *)inBoxVals));
 37:   }
 38:   PetscCall(PetscFree(inBoxVals));
 39:   PetscFunctionReturn(PETSC_SUCCESS);
 40: }

 42: PetscErrorCode VecTaggerSetUp_Simple(VecTagger tagger)
 43: {
 44:   VecTagger_Simple *smpl = (VecTagger_Simple *)tagger->data;

 46:   PetscFunctionBegin;
 47:   PetscCheck(smpl->box, PetscObjectComm((PetscObject)tagger), PETSC_ERR_ARG_WRONGSTATE, "Must set a box before calling setup.");
 48:   PetscFunctionReturn(PETSC_SUCCESS);
 49: }

 51: PetscErrorCode VecTaggerView_Simple(VecTagger tagger, PetscViewer viewer)
 52: {
 53:   VecTagger_Simple *smpl = (VecTagger_Simple *)tagger->data;
 54:   PetscBool         iascii;

 56:   PetscFunctionBegin;
 57:   PetscCall(PetscObjectTypeCompare((PetscObject)viewer, PETSCVIEWERASCII, &iascii));
 58:   if (iascii) {
 59:     PetscInt    bs, i;
 60:     const char *name;

 62:     PetscCall(PetscObjectGetType((PetscObject)tagger, &name));
 63:     PetscCall(VecTaggerGetBlockSize(tagger, &bs));
 64:     PetscCall(PetscViewerASCIIPrintf(viewer, " %s box=[", name));
 65:     for (i = 0; i < bs; i++) {
 66:       if (i) PetscCall(PetscViewerASCIIPrintf(viewer, "; "));
 67: #if !defined(PETSC_USE_COMPLEX)
 68:       PetscCall(PetscViewerASCIIPrintf(viewer, "%g,%g", (double)smpl->box[i].min, (double)smpl->box[i].max));
 69: #else
 70:       PetscCall(PetscViewerASCIIPrintf(viewer, "%g+%gi,%g+%gi", (double)PetscRealPart(smpl->box[i].min), (double)PetscImaginaryPart(smpl->box[i].min), (double)PetscRealPart(smpl->box[i].max), (double)PetscImaginaryPart(smpl->box[i].max)));
 71: #endif
 72:     }
 73:     PetscCall(PetscViewerASCIIPrintf(viewer, "]\n"));
 74:   }
 75:   PetscFunctionReturn(PETSC_SUCCESS);
 76: }

 78: PetscErrorCode VecTaggerSetBox_Simple(VecTagger tagger, VecTaggerBox *box)
 79: {
 80:   VecTagger_Simple *smpl = (VecTagger_Simple *)tagger->data;

 82:   PetscFunctionBegin;
 85:   if (box != smpl->box) {
 86:     PetscInt bs, i;

 88:     PetscCall(VecTaggerGetBlockSize(tagger, &bs));
 89:     PetscCall(PetscFree(smpl->box));
 90:     PetscCall(PetscMalloc1(bs, &(smpl->box)));
 91:     for (i = 0; i < bs; i++) smpl->box[i] = box[i];
 92:   }
 93:   PetscFunctionReturn(PETSC_SUCCESS);
 94: }

 96: PetscErrorCode VecTaggerGetBox_Simple(VecTagger tagger, const VecTaggerBox **box)
 97: {
 98:   VecTagger_Simple *smpl = (VecTagger_Simple *)tagger->data;

100:   PetscFunctionBegin;
103:   *box = smpl->box;
104:   PetscFunctionReturn(PETSC_SUCCESS);
105: }

107: PetscErrorCode VecTaggerCreate_Simple(VecTagger tagger)
108: {
109:   VecTagger_Simple *smpl;

111:   PetscFunctionBegin;
112:   tagger->ops->destroy        = VecTaggerDestroy_Simple;
113:   tagger->ops->setfromoptions = VecTaggerSetFromOptions_Simple;
114:   tagger->ops->setup          = VecTaggerSetUp_Simple;
115:   tagger->ops->view           = VecTaggerView_Simple;
116:   tagger->ops->computeis      = VecTaggerComputeIS_FromBoxes;
117:   PetscCall(PetscNew(&smpl));
118:   tagger->data = smpl;
119:   PetscFunctionReturn(PETSC_SUCCESS);
120: }