mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-08 21:33:55 +00:00
42bc9a393c
With recent changes to allow a configuration to change the default types, storage, and cell sets, it is possible to feed filters and other components types they were not previously expecting. Fix feature gaps where these components were not accepting the types they should.
354 lines
12 KiB
C++
354 lines
12 KiB
C++
//============================================================================
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// Copyright (c) Kitware, Inc.
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// All rights reserved.
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// See LICENSE.txt for details.
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//
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// This software is distributed WITHOUT ANY WARRANTY; without even
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// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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// PURPOSE. See the above copyright notice for more information.
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//============================================================================
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#ifndef vtk_m_rendering_Quadralizer_h
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#define vtk_m_rendering_Quadralizer_h
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#include <typeinfo>
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#include <vtkm/cont/Algorithm.h>
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#include <vtkm/cont/ArrayHandleCounting.h>
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#include <vtkm/cont/CellSetPermutation.h>
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#include <vtkm/cont/DataSet.h>
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#include <vtkm/rendering/raytracing/MeshConnectivityBuilder.h>
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#include <vtkm/worklet/DispatcherMapTopology.h>
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#include <vtkm/worklet/WorkletMapField.h>
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#include <vtkm/worklet/WorkletMapTopology.h>
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#define QUAD_PER_CSS 6
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namespace vtkm
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{
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namespace rendering
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{
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class Quadralizer
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{
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public:
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class CountQuads : public vtkm::worklet::WorkletVisitCellsWithPoints
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{
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public:
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VTKM_CONT
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CountQuads() {}
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typedef void ControlSignature(CellSetIn cellset, FieldOut);
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typedef void ExecutionSignature(CellShape, _2);
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VTKM_EXEC
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void operator()(vtkm::CellShapeTagGeneric shapeType, vtkm::Id& quads) const
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{
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if (shapeType.Id == vtkm::CELL_SHAPE_QUAD)
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quads = 1;
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else if (shapeType.Id == CELL_SHAPE_HEXAHEDRON)
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quads = 6;
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else if (shapeType.Id == vtkm::CELL_SHAPE_WEDGE)
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quads = 3;
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else if (shapeType.Id == vtkm::CELL_SHAPE_PYRAMID)
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quads = 1;
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else
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quads = 0;
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}
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VTKM_EXEC
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void operator()(vtkm::CellShapeTagHexahedron vtkmNotUsed(shapeType), vtkm::Id& quads) const
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{
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quads = 6;
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}
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VTKM_EXEC
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void operator()(vtkm::CellShapeTagQuad shapeType, vtkm::Id& quads) const
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{
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if (shapeType.Id == vtkm::CELL_SHAPE_QUAD)
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quads = 1;
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else
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quads = 0;
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}
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VTKM_EXEC
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void operator()(vtkm::CellShapeTagWedge vtkmNotUsed(shapeType), vtkm::Id& quads) const
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{
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quads = 3;
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}
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}; //class CountQuads
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template <int DIM>
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class SegmentedStructured : public vtkm::worklet::WorkletVisitCellsWithPoints
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{
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public:
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typedef void ControlSignature(CellSetIn cellset, FieldInCell, WholeArrayOut);
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typedef void ExecutionSignature(IncidentElementIndices, _2, _3);
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//typedef _1 InputDomain;
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VTKM_CONT
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SegmentedStructured() {}
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#if defined(VTKM_MSVC)
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#pragma warning(push)
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#pragma warning(disable : 4127) //conditional expression is constant
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#endif
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template <typename CellNodeVecType, typename OutIndicesPortal>
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VTKM_EXEC void cell2quad(vtkm::Id4 idx,
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vtkm::Vec<Id, 5>& quad,
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const vtkm::Id offset,
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const CellNodeVecType& cellIndices,
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OutIndicesPortal& outputIndices) const
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{
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quad[1] = cellIndices[vtkm::IdComponent(idx[0])];
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quad[2] = cellIndices[vtkm::IdComponent(idx[1])];
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quad[3] = cellIndices[vtkm::IdComponent(idx[2])];
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quad[4] = cellIndices[vtkm::IdComponent(idx[3])];
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outputIndices.Set(offset, quad);
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}
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template <typename CellNodeVecType, typename OutIndicesPortal>
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VTKM_EXEC void operator()(const CellNodeVecType& cellIndices,
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const vtkm::Id& cellIndex,
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OutIndicesPortal& outputIndices) const
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{
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if (DIM == 2)
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{
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outputIndices.Set(
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cellIndex, { cellIndex, cellIndices[0], cellIndices[1], cellIndices[2], cellIndices[3] });
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}
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else if (DIM == 3)
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{
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vtkm::Id offset = cellIndex * QUAD_PER_CSS;
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vtkm::Vec<vtkm::Id, 5> quad;
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quad[0] = cellIndex;
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vtkm::Id4 idx;
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idx[0] = 0;
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idx[1] = 1;
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idx[2] = 5;
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idx[3] = 4;
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cell2quad(idx, quad, offset, cellIndices, outputIndices);
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idx[0] = 1;
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idx[1] = 2;
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idx[2] = 6;
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idx[3] = 5;
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offset++;
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cell2quad(idx, quad, offset, cellIndices, outputIndices);
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idx[0] = 3;
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idx[1] = 7;
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idx[2] = 6;
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idx[3] = 2;
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offset++;
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cell2quad(idx, quad, offset, cellIndices, outputIndices);
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idx[0] = 0;
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idx[1] = 4;
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idx[2] = 7;
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idx[3] = 3;
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offset++;
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cell2quad(idx, quad, offset, cellIndices, outputIndices);
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idx[0] = 0;
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idx[1] = 3;
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idx[2] = 2;
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idx[3] = 1;
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offset++;
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cell2quad(idx, quad, offset, cellIndices, outputIndices);
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idx[0] = 4;
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idx[1] = 5;
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idx[2] = 6;
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idx[3] = 7;
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offset++;
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cell2quad(idx, quad, offset, cellIndices, outputIndices);
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}
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}
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#if defined(VTKM_MSVC)
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#pragma warning(pop)
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#endif
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};
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class Quadralize : public vtkm::worklet::WorkletVisitCellsWithPoints
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{
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public:
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VTKM_CONT
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Quadralize() {}
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typedef void ControlSignature(CellSetIn cellset, FieldInCell, WholeArrayOut);
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typedef void ExecutionSignature(_2, CellShape, PointIndices, WorkIndex, _3);
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template <typename VecType, typename OutputPortal>
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VTKM_EXEC void cell2quad(vtkm::Id& offset,
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const VecType& cellIndices,
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const vtkm::Id& cellId,
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const vtkm::Id Id0,
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const vtkm::Id Id1,
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const vtkm::Id Id2,
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const vtkm::Id Id3,
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OutputPortal& outputIndices) const
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{
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vtkm::Vec<vtkm::Id, 5> quad;
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quad[0] = cellId;
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quad[1] = static_cast<vtkm::Id>(cellIndices[vtkm::IdComponent(Id0)]);
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quad[2] = static_cast<vtkm::Id>(cellIndices[vtkm::IdComponent(Id1)]);
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quad[3] = static_cast<vtkm::Id>(cellIndices[vtkm::IdComponent(Id2)]);
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quad[4] = static_cast<vtkm::Id>(cellIndices[vtkm::IdComponent(Id3)]);
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outputIndices.Set(offset++, quad);
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}
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template <typename VecType, typename OutputPortal>
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VTKM_EXEC void operator()(const vtkm::Id& pointOffset,
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vtkm::CellShapeTagWedge vtkmNotUsed(shapeType),
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const VecType& cellIndices,
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const vtkm::Id& cellId,
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OutputPortal& outputIndices) const
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{
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vtkm::Id offset = pointOffset;
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cell2quad(offset, cellIndices, cellId, 3, 0, 2, 5, outputIndices);
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cell2quad(offset, cellIndices, cellId, 1, 4, 5, 2, outputIndices);
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cell2quad(offset, cellIndices, cellId, 0, 3, 4, 1, outputIndices);
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}
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template <typename VecType, typename OutputPortal>
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VTKM_EXEC void operator()(const vtkm::Id& offset,
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vtkm::CellShapeTagQuad shapeType,
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const VecType& cellIndices,
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const vtkm::Id& cellId,
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OutputPortal& outputIndices) const
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{
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if (shapeType.Id == vtkm::CELL_SHAPE_QUAD)
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{
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vtkm::Vec<vtkm::Id, 5> quad;
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quad[0] = cellId;
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quad[1] = static_cast<vtkm::Id>(cellIndices[0]);
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quad[2] = static_cast<vtkm::Id>(cellIndices[1]);
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quad[3] = static_cast<vtkm::Id>(cellIndices[2]);
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quad[4] = static_cast<vtkm::Id>(cellIndices[3]);
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outputIndices.Set(offset, quad);
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}
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}
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template <typename VecType, typename OutputPortal>
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VTKM_EXEC void operator()(const vtkm::Id& pointOffset,
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vtkm::CellShapeTagHexahedron vtkmNotUsed(shapeType),
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const VecType& cellIndices,
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const vtkm::Id& cellId,
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OutputPortal& outputIndices) const
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{
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vtkm::Id offset = pointOffset;
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cell2quad(offset, cellIndices, cellId, 0, 1, 5, 4, outputIndices);
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cell2quad(offset, cellIndices, cellId, 1, 2, 6, 5, outputIndices);
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cell2quad(offset, cellIndices, cellId, 3, 7, 6, 2, outputIndices);
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cell2quad(offset, cellIndices, cellId, 0, 4, 7, 3, outputIndices);
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cell2quad(offset, cellIndices, cellId, 0, 3, 2, 1, outputIndices);
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cell2quad(offset, cellIndices, cellId, 4, 5, 6, 7, outputIndices);
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}
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template <typename VecType, typename OutputPortal>
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VTKM_EXEC void operator()(const vtkm::Id& pointOffset,
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vtkm::CellShapeTagGeneric shapeType,
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const VecType& cellIndices,
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const vtkm::Id& cellId,
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OutputPortal& outputIndices) const
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{
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if (shapeType.Id == vtkm::CELL_SHAPE_QUAD)
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{
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vtkm::Vec<vtkm::Id, 5> quad;
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quad[0] = cellId;
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quad[1] = cellIndices[0];
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quad[2] = cellIndices[1];
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quad[3] = cellIndices[2];
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quad[4] = cellIndices[3];
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outputIndices.Set(pointOffset, quad);
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}
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if (shapeType.Id == vtkm::CELL_SHAPE_HEXAHEDRON)
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{
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vtkm::Id offset = pointOffset;
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cell2quad(offset, cellIndices, cellId, 0, 1, 5, 4, outputIndices);
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cell2quad(offset, cellIndices, cellId, 1, 2, 6, 5, outputIndices);
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cell2quad(offset, cellIndices, cellId, 3, 7, 6, 2, outputIndices);
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cell2quad(offset, cellIndices, cellId, 0, 4, 7, 3, outputIndices);
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cell2quad(offset, cellIndices, cellId, 0, 3, 2, 1, outputIndices);
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cell2quad(offset, cellIndices, cellId, 4, 5, 6, 7, outputIndices);
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}
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if (shapeType.Id == vtkm::CELL_SHAPE_WEDGE)
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{
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vtkm::Id offset = pointOffset;
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cell2quad(offset, cellIndices, cellId, 3, 0, 2, 5, outputIndices);
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cell2quad(offset, cellIndices, cellId, 1, 4, 5, 2, outputIndices);
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cell2quad(offset, cellIndices, cellId, 0, 3, 4, 1, outputIndices);
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}
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if (shapeType.Id == vtkm::CELL_SHAPE_PYRAMID)
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{
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vtkm::Id offset = pointOffset;
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cell2quad(offset, cellIndices, cellId, 3, 2, 1, 0, outputIndices);
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}
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}
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}; //class Quadralize
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public:
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VTKM_CONT
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Quadralizer() {}
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VTKM_CONT
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void Run(const vtkm::cont::DynamicCellSet& cellset,
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vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::Id, 5>>& outputIndices,
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vtkm::Id& output)
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{
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vtkm::cont::Invoker invoke;
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if (cellset.IsSameType(vtkm::cont::CellSetStructured<3>()))
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{
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vtkm::cont::CellSetStructured<3> cellSetStructured3D =
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cellset.Cast<vtkm::cont::CellSetStructured<3>>();
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const vtkm::Id numCells = cellSetStructured3D.GetNumberOfCells();
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vtkm::cont::ArrayHandleIndex cellIdxs(numCells);
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outputIndices.Allocate(numCells * QUAD_PER_CSS);
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invoke(SegmentedStructured<3>{}, cellSetStructured3D, cellIdxs, outputIndices);
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output = numCells * QUAD_PER_CSS;
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}
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else if (cellset.IsSameType(vtkm::cont::CellSetStructured<2>()))
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{
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vtkm::cont::CellSetStructured<2> cellSetStructured2D =
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cellset.Cast<vtkm::cont::CellSetStructured<2>>();
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const vtkm::Id numCells = cellSetStructured2D.GetNumberOfCells();
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vtkm::cont::ArrayHandleIndex cellIdxs(numCells);
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outputIndices.Allocate(numCells);
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invoke(SegmentedStructured<2>{}, cellSetStructured2D, cellIdxs, outputIndices);
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output = numCells;
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}
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else
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{
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auto cellSetUnstructured =
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cellset.ResetCellSetList(VTKM_DEFAULT_CELL_SET_LIST_UNSTRUCTURED{});
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vtkm::cont::ArrayHandle<vtkm::Id> quadsPerCell;
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invoke(CountQuads{}, cellSetUnstructured, quadsPerCell);
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vtkm::Id total = 0;
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total = vtkm::cont::Algorithm::Reduce(quadsPerCell, vtkm::Id(0));
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vtkm::cont::ArrayHandle<vtkm::Id> cellOffsets;
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vtkm::cont::Algorithm::ScanExclusive(quadsPerCell, cellOffsets);
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outputIndices.Allocate(total);
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invoke(Quadralize{}, cellSetUnstructured, cellOffsets, outputIndices);
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output = total;
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}
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}
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};
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}
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}
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#endif
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