vtkPVRenderViewDataDeliveryManager.h

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// SPDX-FileCopyrightText: Copyright (c) Kitware Inc.
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkPVRenderViewDataDeliveryManager_h
#define vtkPVRenderViewDataDeliveryManager_h

#include "vtkBoundingBox.h" // needed for iVar.
#include "vtkPVDataDeliveryManager.h"
#include "vtkRemotingViewsModule.h" //needed for exports
#include "vtkSmartPointer.h"        // needed for iVar.
#include "vtkTuple.h"               // needed for vtkTuple.
#include "vtkWeakPointer.h"         // needed for iVar.

class vtkAlgorithmOutput;
class vtkDataObject;
class vtkExtentTranslator;
class vtkInformation;
class vtkMatrix4x4;
class vtkPVDataRepresentation;
class vtkPVView;

#include <vector> // for std::vector

class VTKREMOTINGVIEWS_EXPORT vtkPVRenderViewDataDeliveryManager : public vtkPVDataDeliveryManager
{
public:
  static vtkPVRenderViewDataDeliveryManager* New();
  vtkTypeMacro(vtkPVRenderViewDataDeliveryManager, vtkPVDataDeliveryManager);
  void PrintSelf(ostream& os, vtkIndent indent) override;

  void SetDeliverToAllProcesses(vtkPVDataRepresentation*, bool flag, bool low_res, int port = 0);

  void SetDeliverToClientAndRenderingProcesses(vtkPVDataRepresentation*, bool deliver_to_client,
    bool gather_before_delivery, bool low_res, int port = 0);


  void SetRedistributionMode(vtkPVDataRepresentation*, int mode, int port = 0);
  void SetRedistributionModeToSplitBoundaryCells(vtkPVDataRepresentation* repr, int port = 0);
  void SetRedistributionModeToDuplicateBoundaryCells(vtkPVDataRepresentation* repr, int port = 0);
  void SetRedistributionModeToUniquelyAssignBoundaryCells(
    vtkPVDataRepresentation* repr, int port = 0);

  void RedistributeDataForOrderedCompositing(bool use_lod);

  void ClearRedistributedData(bool use_load);

  void SetOrderedCompositingConfiguration(
    vtkPVDataRepresentation* repr, int config, const double* bds, int port = 0);


  void SetGeometryBounds(vtkPVDataRepresentation* repr, const double bds[6],
    vtkMatrix4x4* matrix = nullptr, int port = 0);
  vtkBoundingBox GetGeometryBounds(vtkPVDataRepresentation* repr, int port = 0);
  vtkBoundingBox GetTransformedGeometryBounds(vtkPVDataRepresentation* repr, int port = 0);

  // *******************************************************************
  // UNDER CONSTRUCTION STREAMING API
  // *******************************************************************

  void SetStreamable(vtkPVDataRepresentation*, bool, int port = 0);


  void SetNextStreamedPiece(vtkPVDataRepresentation* repr, vtkDataObject* piece, int port = 0);
  vtkDataObject* GetCurrentStreamedPiece(vtkPVDataRepresentation* repr, int port = 0);
  void ClearStreamedPieces();

  void DeliverStreamedPieces(unsigned int size, unsigned int* keys);

  bool GetRepresentationsReadyToStreamPieces(std::vector<unsigned int>& keys);


  vtkGetMacro(UseRedistributedDataAsDeliveredData, bool);
  vtkSetMacro(UseRedistributedDataAsDeliveredData, bool);

  int GetDeliveredDataKey(bool low_res) const override;


  const std::vector<vtkBoundingBox>& GetCuts() const { return this->Cuts; }
  vtkTimeStamp GetCutsMTime() const { return this->CutsMTime; }


  const std::vector<vtkBoundingBox>& GetRawCuts() const { return this->RawCuts; }
  const std::vector<int>& GetRawCutsRankAssignments() const { return this->RawCutsRankAssignments; }

protected:
  vtkPVRenderViewDataDeliveryManager();
  ~vtkPVRenderViewDataDeliveryManager() override;

  void MoveData(vtkPVDataRepresentation* repr, bool low_res, int port) override;

  int GetViewDataDistributionMode(bool low_res) const;
  int GetMoveMode(vtkInformation* info, int viewMode) const;

  std::vector<vtkBoundingBox> Cuts;
  std::vector<vtkBoundingBox> RawCuts;
  std::vector<int> RawCutsRankAssignments;
  vtkTimeStamp CutsMTime;

  vtkTimeStamp RedistributionTimeStamp;
  std::string LastCutsGeneratorToken;
  bool UseRedistributedDataAsDeliveredData = false;

private:
  vtkPVRenderViewDataDeliveryManager(const vtkPVRenderViewDataDeliveryManager&) = delete;
  void operator=(const vtkPVRenderViewDataDeliveryManager&) = delete;
};

#endif