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| 438 | |
| 439 | //------------------------------------------------------------------------------ |
| 440 | void vtkHyperTreeGridAxisClip::RecursivelyProcessTree( |
| 441 | vtkHyperTreeGridNonOrientedGeometryCursor* inCursor, vtkHyperTreeGridNonOrientedCursor* outCursor) |
| 442 | { |
| 443 | // Retrieve global index of input cursor |
| 444 | vtkIdType inId = inCursor->GetGlobalNodeIndex(); |
| 445 | |
| 446 | // Increase index count on output: postfix is intended |
| 447 | vtkIdType outId = this->CurrentId++; |
| 448 | |
| 449 | // Retrieve output tree and set global index of output cursor |
| 450 | outCursor->SetGlobalIndexFromLocal(outId); |
| 451 | |
| 452 | // Copy output cell data from that of input cell |
| 453 | this->OutData->CopyData(this->InData, inId, outId); |
| 454 | |
| 455 | // Flag to keep track of whether current input cell is clipped out |
| 456 | bool clipped = this->IsClipped(inCursor); |
| 457 | |
| 458 | // Descend further into input trees only if cursor is neither a leaf, clipped out or masked |
| 459 | if (!inCursor->IsLeaf() && !clipped && !inCursor->IsMasked()) |
| 460 | { |
| 461 | // Cursor is not at leaf, subdivide output tree one level further |
| 462 | outCursor->SubdivideLeaf(); |
| 463 | |
| 464 | // Initialize output children index |
| 465 | int outChild = 0; |
| 466 | |
| 467 | // If cursor is not at leaf, recurse to all children |
| 468 | int numChildren = inCursor->GetNumberOfChildren(); |
| 469 | for (int inChild = 0; inChild < numChildren; ++inChild, ++outChild) |
| 470 | { |
| 471 | if (this->CheckAbort()) |
| 472 | { |
| 473 | break; |
| 474 | } |
| 475 | inCursor->ToChild(inChild); |
| 476 | // Child is not clipped out, descend into current child |
| 477 | outCursor->ToChild(outChild); |
| 478 | // Recurse |
| 479 | this->RecursivelyProcessTree(inCursor, outCursor); |
| 480 | // Return to parent |
| 481 | outCursor->ToParent(); |
| 482 | inCursor->ToParent(); |
| 483 | } // inChild |
| 484 | } // if (! cursor->IsLeaf() && ! clipped) |
| 485 | else if (!clipped && this->InMask && this->InMask->GetValue(inId)) |
| 486 | { |
| 487 | // Handle case of not clipped but nonetheless masked leaf cells |
| 488 | clipped = true; |
| 489 | } // else |
| 490 | |
| 491 | // Mask output cell if necessary |
| 492 | this->OutMask->InsertTuple1(outId, clipped); |
| 493 | } |
| 494 | VTK_ABI_NAMESPACE_END |
no test coverage detected