Merge topic 'vs2017_rendering_out_of_heap'

5ecf2d11 vtkm::rendering has more compilation units to help out 32bit compilers

Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: Matt Larsen <mlarsen@cs.uoregon.edu>
Merge-request: !1058

vtkm/rendering/CMakeLists.txt

@@ -65,25 +65,19 @@ set(sources
   BitmapFontFactory.cxx
   BoundingBoxAnnotation.cxx
   Camera.cxx
-  Canvas.cxx
-  CanvasRayTracer.cxx
   Color.cxx
   ColorBarAnnotation.cxx
   ColorLegendAnnotation.cxx
   ColorTable.cxx
-  ConnectivityProxy.cxx
   DecodePNG.cxx
   LineRenderer.cxx
-  Mapper.cxx
+  MapperConnectivity.cxx
   MapperRayTracer.cxx
   MapperVolume.cxx
-  MapperConnectivity.cxx
-  MapperWireframer.cxx
   Scene.cxx
   TextAnnotation.cxx
   TextAnnotationBillboard.cxx
   TextAnnotationScreen.cxx
-  TextRenderer.cxx
   View.cxx
   View1D.cxx
   View2D.cxx
@@ -91,13 +85,10 @@ set(sources
   WorldAnnotator.cxx
 
   internal/RunTriangulator.cxx
-  raytracing/BoundingVolumeHierarchy.cxx
-  raytracing/Camera.cxx
-  raytracing/ChannelBuffer.cxx
+  raytracing/ConnectivityBase.cxx
+  raytracing/ConnectivityTracerBase.cxx
+  raytracing/ConnectivityTracerFactory.cxx
   raytracing/Logger.cxx
-  raytracing/RayTracer.cxx
-  raytracing/RayOperations.cxx
-  raytracing/VolumeRendererStructured.cxx
   )
 
 set(opengl_headers
@@ -133,18 +124,20 @@ set(osmesa_sources
 # This list of sources has code that uses devices and so might need to be
 # compiled with a device-specific compiler (like CUDA).
 set(device_sources
-  Mapper.cxx
-  MapperWireframer.cxx
   Canvas.cxx
   CanvasRayTracer.cxx
   ConnectivityProxy.cxx
+  Mapper.cxx
+  MapperWireframer.cxx
   TextRenderer.cxx
+
   raytracing/BoundingVolumeHierarchy.cxx
   raytracing/Camera.cxx
   raytracing/ChannelBuffer.cxx
-  raytracing/VolumeRendererStructured.cxx
+  raytracing/ConnectivityTracer.cxx
   raytracing/RayOperations.cxx
   raytracing/RayTracer.cxx
+  raytracing/VolumeRendererStructured.cxx
   )
 
 #-----------------------------------------------------------------------------

vtkm/rendering/ConnectivityProxy.cxx

@@ -25,6 +25,8 @@
 #include <vtkm/rendering/Mapper.h>
 #include <vtkm/rendering/raytracing/ConnectivityTracerFactory.h>
 #include <vtkm/rendering/raytracing/Logger.h>
+#include <vtkm/rendering/raytracing/RayOperations.h>
+
 
 namespace vtkm
 {

vtkm/rendering/raytracing/CMakeLists.txt

@@ -21,14 +21,15 @@
 set(headers
   BoundingVolumeHierarchy.h
   Camera.h
+  CellIntersector.h
+  CellSampler.h
+  CellTables.h
   ChannelBuffer.h
   ChannelBufferOperations.h
   ConnectivityBase.h
   ConnectivityTracer.h
+  ConnectivityTracerBase.h
   ConnectivityTracerFactory.h
-  CellIntersector.h
-  CellSampler.h
-  CellTables.h
   Logger.h
   MeshConnectivityBuilder.h
   MeshConnectivityStructures.h
@@ -38,8 +39,8 @@ set(headers
   RayTracer.h
   RayTracingTypeDefs.h
   TriangleIntersector.h
-  Worklets.h
   VolumeRendererStructured.h
+  Worklets.h
   )
 
 set_source_files_properties(CellTables.h

vtkm/rendering/raytracing/ConnectivityBase.cxx

@@ -0,0 +1,38 @@
+//============================================================================
+//  Copyright (c) Kitware, Inc.
+//  All rights reserved.
+//  See LICENSE.txt for details.
+//  This software is distributed WITHOUT ANY WARRANTY; without even
+//  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+//  PURPOSE.  See the above copyright notice for more information.
+//
+//  Copyright 2018 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
+//  Copyright 2018 UT-Battelle, LLC.
+//  Copyright 2018 Los Alamos National Security.
+//
+//  Under the terms of Contract DE-NA0003525 with NTESS,
+//  the U.S. Government retains certain rights in this software.
+//
+//  Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
+//  Laboratory (LANL), the U.S. Government retains certain rights in
+//  this software.
+//============================================================================
+#include <vtkm/rendering/raytracing/ConnectivityBase.h>
+
+namespace vtkm
+{
+namespace rendering
+{
+namespace raytracing
+{
+
+ConnectivityBase::ConnectivityBase()
+{
+}
+
+ConnectivityBase::~ConnectivityBase()
+{
+}
+}
+}
+}

vtkm/rendering/raytracing/ConnectivityBase.h

@@ -20,7 +20,8 @@
 #ifndef vtk_m_rendering_raytracing_Connectivity_Base_h
 #define vtk_m_rendering_raytracing_Connectivity_Base_h
 
-#include <vtkm/rendering/raytracing/Logger.h>
+#include <vtkm/rendering/vtkm_rendering_export.h>
+
 #include <vtkm/rendering/raytracing/Ray.h>
 
 namespace vtkm
@@ -30,7 +31,7 @@ namespace rendering
 namespace raytracing
 {
 
-class ConnectivityBase
+class VTKM_RENDERING_EXPORT ConnectivityBase
 {
 public:
   enum IntegrationMode
@@ -39,8 +40,8 @@ public:
     Energy
   };
 
-  ConnectivityBase() {}
-  virtual ~ConnectivityBase() {}
+  ConnectivityBase();
+  virtual ~ConnectivityBase();
 
   virtual void Trace(Ray<vtkm::Float64>& rays) = 0;
 
@@ -59,6 +60,7 @@ public:
 
   virtual void SetColorMap(
     const vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::Float32, 4>>& colorMap) = 0;
+
 }; // class ConnectivityBase
 }
 }

vtkm/rendering/raytracing/ConnectivityTracer.cxx

@@ -0,0 +1,76 @@
+//============================================================================
+//  Copyright (c) Kitware, Inc.
+//  All rights reserved.
+//  See LICENSE.txt for details.
+//  This software is distributed WITHOUT ANY WARRANTY; without even
+//  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+//  PURPOSE.  See the above copyright notice for more information.
+//
+//  Copyright 2015 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
+//  Copyright 2015 UT-Battelle, LLC.
+//  Copyright 2015 Los Alamos National Security.
+//
+//  Under the terms of Contract DE-NA0003525 with NTESS,
+//  the U.S. Government retains certain rights in this software.
+//
+//  Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
+//  Laboratory (LANL), the U.S. Government retains certain rights in
+//  this software.
+//============================================================================
+#define vtk_m_rendering_raytracing_ConnectivityTracer_cxx
+
+#include <vtkm/rendering/raytracing/ConnectivityTracer.h>
+#include <vtkm/rendering/raytracing/ConnectivityTracer.hxx>
+
+namespace vtkm
+{
+namespace rendering
+{
+namespace raytracing
+{
+
+namespace detail
+{
+struct RenderFunctor
+{
+  template <typename Device, typename Tracer, typename Rays>
+  bool operator()(Device device, Tracer&& tracer, Rays&& rays) const
+  {
+    tracer.RenderOnDevice(rays, device);
+    return true;
+  }
+};
+} //namespace detail
+
+
+template <vtkm::Int32 CellType, typename ConnectivityType>
+void ConnectivityTracer<CellType, ConnectivityType>::Trace(Ray<vtkm::Float32>& rays)
+{
+  detail::RenderFunctor functor;
+  vtkm::cont::TryExecute(functor, *this, rays);
+}
+
+template <vtkm::Int32 CellType, typename ConnectivityType>
+void ConnectivityTracer<CellType, ConnectivityType>::Trace(Ray<vtkm::Float64>& rays)
+{
+  detail::RenderFunctor functor;
+  vtkm::cont::TryExecute(functor, *this, rays);
+}
+
+//explicit construct all valid forms ofConnectivityTracer
+template class detail::RayTracking<float>;
+template class detail::RayTracking<double>;
+
+template class VTKM_RENDERING_TEMPLATE_EXPORT
+  ConnectivityTracer<CELL_SHAPE_ZOO, UnstructuredMeshConn>;
+template class VTKM_RENDERING_TEMPLATE_EXPORT
+  ConnectivityTracer<CELL_SHAPE_HEXAHEDRON, UnstructuredMeshConnSingleType>;
+template class VTKM_RENDERING_TEMPLATE_EXPORT
+  ConnectivityTracer<CELL_SHAPE_WEDGE, UnstructuredMeshConnSingleType>;
+template class VTKM_RENDERING_TEMPLATE_EXPORT
+  ConnectivityTracer<CELL_SHAPE_TETRA, UnstructuredMeshConnSingleType>;
+template class VTKM_RENDERING_TEMPLATE_EXPORT
+  ConnectivityTracer<CELL_SHAPE_STRUCTURED, StructuredMeshConn>;
+}
+}
+} // namespace vtkm::rendering::raytracing

vtkm/rendering/raytracing/ConnectivityTracerBase.cxx

@@ -0,0 +1,163 @@
+//============================================================================
+//  Copyright (c) Kitware, Inc.
+//  All rights reserved.
+//  See LICENSE.txt for details.
+//  This software is distributed WITHOUT ANY WARRANTY; without even
+//  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+//  PURPOSE.  See the above copyright notice for more information.
+//
+//  Copyright 2018 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
+//  Copyright 2018 UT-Battelle, LLC.
+//  Copyright 2018 Los Alamos National Security.
+//
+//  Under the terms of Contract DE-NA0003525 with NTESS,
+//  the U.S. Government retains certain rights in this software.
+//
+//  Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
+//  Laboratory (LANL), the U.S. Government retains certain rights in
+//  this software.
+//============================================================================
+#include <vtkm/rendering/raytracing/ConnectivityTracerBase.h>
+
+#include <vtkm/VectorAnalysis.h>
+
+#include <vtkm/rendering/raytracing/Logger.h>
+
+namespace vtkm
+{
+namespace rendering
+{
+namespace raytracing
+{
+ConnectivityTracerBase::ConnectivityTracerBase()
+  : ConnectivityBase()
+{
+}
+
+ConnectivityTracerBase::~ConnectivityTracerBase()
+{
+}
+
+void ConnectivityTracerBase::Init()
+{
+  //
+  // Check to see if a sample distance was set
+  //
+  if (SampleDistance <= 0)
+  {
+    const vtkm::Float32 defaultSampleRate = 200.f;
+    // We need to set some default sample distance
+    vtkm::Vec<vtkm::Float32, 3> extent;
+    extent[0] = BoundingBox[1] - BoundingBox[0];
+    extent[1] = BoundingBox[3] - BoundingBox[2];
+    extent[2] = BoundingBox[5] - BoundingBox[4];
+    SampleDistance = vtkm::Magnitude(extent) / defaultSampleRate;
+  }
+}
+
+void ConnectivityTracerBase::SetColorMap(
+  const vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::Float32, 4>>& colorMap)
+{
+  ColorMap = colorMap;
+}
+
+void ConnectivityTracerBase::SetVolumeData(const vtkm::cont::Field& scalarField,
+                                           const vtkm::Range& scalarBounds)
+{
+  //TODO: Need a way to tell if we have been updated
+  ScalarField = scalarField;
+  ScalarBounds = scalarBounds;
+
+  bool isSupportedField = (ScalarField.GetAssociation() == vtkm::cont::Field::ASSOC_POINTS ||
+                           ScalarField.GetAssociation() == vtkm::cont::Field::ASSOC_CELL_SET);
+  if (!isSupportedField)
+    throw vtkm::cont::ErrorBadValue("Field not accociated with cell set or points");
+  FieldAssocPoints = ScalarField.GetAssociation() == vtkm::cont::Field::ASSOC_POINTS;
+
+  this->Integrator = Volume;
+}
+
+void ConnectivityTracerBase::SetEnergyData(const vtkm::cont::Field& absorption,
+                                           const vtkm::Int32 numBins,
+                                           const vtkm::cont::Field& emission)
+{
+  bool isSupportedField = absorption.GetAssociation() == vtkm::cont::Field::ASSOC_CELL_SET;
+  if (!isSupportedField)
+    throw vtkm::cont::ErrorBadValue("Absorption Field '" + absorption.GetName() +
+                                    "' not accociated with cells");
+  ScalarField = absorption;
+  // Check for emmision
+  HasEmission = false;
+
+  if (emission.GetAssociation() != vtkm::cont::Field::ASSOC_ANY)
+  {
+    if (emission.GetAssociation() != vtkm::cont::Field::ASSOC_CELL_SET)
+      throw vtkm::cont::ErrorBadValue("Emission Field '" + emission.GetName() +
+                                      "' not accociated with cells");
+    HasEmission = true;
+    EmissionField = emission;
+  }
+  // Do some basic range checking
+  if (numBins < 1)
+    throw vtkm::cont::ErrorBadValue("Number of energy bins is less than 1");
+  vtkm::Id binCount = ScalarField.GetData().GetNumberOfValues();
+  vtkm::Id cellCount = this->GetNumberOfMeshCells();
+  if (cellCount != (binCount / vtkm::Id(numBins)))
+  {
+    std::stringstream message;
+    message << "Invalid number of absorption bins\n";
+    message << "Number of cells: " << cellCount << "\n";
+    message << "Number of field values: " << binCount << "\n";
+    message << "Number of bins: " << numBins << "\n";
+    throw vtkm::cont::ErrorBadValue(message.str());
+  }
+  if (HasEmission)
+  {
+    binCount = EmissionField.GetData().GetNumberOfValues();
+    if (cellCount != (binCount / vtkm::Id(numBins)))
+    {
+      std::stringstream message;
+      message << "Invalid number of emission bins\n";
+      message << "Number of cells: " << cellCount << "\n";
+      message << "Number of field values: " << binCount << "\n";
+      message << "Number of bins: " << numBins << "\n";
+      throw vtkm::cont::ErrorBadValue(message.str());
+    }
+  }
+  //TODO: Need a way to tell if we have been updated
+  this->Integrator = Energy;
+}
+
+void ConnectivityTracerBase::SetBackgroundColor(const vtkm::Vec<vtkm::Float32, 4>& backgroundColor)
+{
+  BackgroundColor = backgroundColor;
+}
+
+void ConnectivityTracerBase::SetSampleDistance(const vtkm::Float32& distance)
+{
+  if (distance <= 0.f)
+    throw vtkm::cont::ErrorBadValue("Sample distance must be positive.");
+  SampleDistance = distance;
+}
+
+void ConnectivityTracerBase::ResetTimers()
+{
+  IntersectTime = 0.;
+  IntegrateTime = 0.;
+  SampleTime = 0.;
+  LostRayTime = 0.;
+  MeshEntryTime = 0.;
+}
+
+void ConnectivityTracerBase::LogTimers()
+{
+  Logger* logger = Logger::GetInstance();
+  logger->AddLogData("intersect ", IntersectTime);
+  logger->AddLogData("integrate ", IntegrateTime);
+  logger->AddLogData("sample_cells ", SampleTime);
+  logger->AddLogData("lost_rays ", LostRayTime);
+  logger->AddLogData("mesh_entry", LostRayTime);
+}
+}
+}
+}

vtkm/rendering/raytracing/ConnectivityTracerBase.h

@@ -0,0 +1,116 @@
+//============================================================================
+//  Copyright (c) Kitware, Inc.
+//  All rights reserved.
+//  See LICENSE.txt for details.
+//  This software is distributed WITHOUT ANY WARRANTY; without even
+//  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+//  PURPOSE.  See the above copyright notice for more information.
+//
+//  Copyright 2015 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
+//  Copyright 2015 UT-Battelle, LLC.
+//  Copyright 2015 Los Alamos National Security.
+//
+//  Under the terms of Contract DE-NA0003525 with NTESS,
+//  the U.S. Government retains certain rights in this software.
+//
+//  Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
+//  Laboratory (LANL), the U.S. Government retains certain rights in
+//  this software.
+//============================================================================
+#ifndef vtk_m_rendering_raytracing_ConnectivityTracerBase_h
+#define vtk_m_rendering_raytracing_ConnectivityTracerBase_h
+
+#include <vtkm/rendering/vtkm_rendering_export.h>
+
+#include <vtkm/rendering/raytracing/ConnectivityBase.h>
+#include <vtkm/rendering/raytracing/RayOperations.h>
+
+#include <vtkm/Bounds.h>
+#include <vtkm/Range.h>
+#include <vtkm/cont/ArrayHandle.h>
+#include <vtkm/cont/Field.h>
+
+#include <iomanip>
+#include <iostream>
+
+namespace vtkm
+{
+namespace rendering
+{
+namespace raytracing
+{
+
+class VTKM_RENDERING_EXPORT ConnectivityTracerBase : public ConnectivityBase
+{
+public:
+  ConnectivityTracerBase();
+
+  virtual ~ConnectivityTracerBase();
+
+  void Init();
+
+  virtual vtkm::Id GetNumberOfMeshCells() = 0;
+
+  void SetColorMap(const vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::Float32, 4>>& colorMap) override;
+
+  void SetVolumeData(const vtkm::cont::Field& scalarField,
+                     const vtkm::Range& scalarBounds) override;
+
+  void SetEnergyData(const vtkm::cont::Field& absorption,
+                     const vtkm::Int32 numBins,
+                     const vtkm::cont::Field& emission) override;
+
+
+  void SetBackgroundColor(const vtkm::Vec<vtkm::Float32, 4>& backgroundColor) override;
+
+  void SetSampleDistance(const vtkm::Float32& distance) override;
+
+protected:
+  vtkm::cont::Field ScalarField;
+  vtkm::cont::Field EmissionField;
+  vtkm::Range ScalarBounds;
+  vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::Float32, 4>> ColorMap;
+  vtkm::Float32 BoundingBox[6];
+  vtkm::cont::ArrayHandle<vtkm::Id> PreviousCellIds;
+
+  vtkm::Vec<vtkm::Float32, 4> BackgroundColor;
+  vtkm::Float32 SampleDistance;
+  bool CountRayStatus;
+  vtkm::Id RaysLost;
+  IntegrationMode Integrator;
+  bool DebugFiltersOn;
+  bool ReEnterMesh; // Do not try to re-enter the mesh
+  bool CreatePartialComposites;
+  bool FieldAssocPoints;
+  bool HasEmission; // Mode for integrating through engery bins
+
+  // timers
+  vtkm::Float64 IntersectTime;
+  vtkm::Float64 IntegrateTime;
+  vtkm::Float64 SampleTime;
+  vtkm::Float64 LostRayTime;
+  vtkm::Float64 MeshEntryTime;
+
+  template <typename FloatType, typename Device>
+  void PrintRayStatus(Ray<FloatType>& rays, Device)
+  {
+    vtkm::Id raysExited = RayOperations::GetStatusCount(rays, RAY_EXITED_MESH, Device());
+    vtkm::Id raysActive = RayOperations::GetStatusCount(rays, RAY_ACTIVE, Device());
+    vtkm::Id raysAbandoned = RayOperations::GetStatusCount(rays, RAY_ABANDONED, Device());
+    vtkm::Id raysExitedDom = RayOperations::GetStatusCount(rays, RAY_EXITED_DOMAIN, Device());
+    std::cout << "\r Ray Status " << std::setw(10) << std::left << " Lost " << std::setw(10)
+              << std::left << RaysLost << std::setw(10) << std::left << " Exited " << std::setw(10)
+              << std::left << raysExited << std::setw(10) << std::left << " Active "
+              << std::setw(10) << raysActive << std::setw(10) << std::left << " Abandoned "
+              << std::setw(10) << raysAbandoned << " Exited Domain " << std::setw(10) << std::left
+              << raysExitedDom << "\n";
+  }
+
+  void ResetTimers();
+
+  void LogTimers();
+};
+}
+}
+}
+#endif

vtkm/rendering/raytracing/ConnectivityTracerFactory.cxx

@@ -0,0 +1,112 @@
+//============================================================================
+//  Copyright (c) Kitware, Inc.
+//  All rights reserved.
+//  See LICENSE.txt for details.
+//  This software is distributed WITHOUT ANY WARRANTY; without even
+//  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
+//  PURPOSE.  See the above copyright notice for more information.
+//
+//  Copyright 2015 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
+//  Copyright 2015 UT-Battelle, LLC.
+//  Copyright 2015 Los Alamos National Security.
+//
+//  Under the terms of Contract DE-NA0003525 with NTESS,
+//  the U.S. Government retains certain rights in this software.
+//
+//  Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
+//  Laboratory (LANL), the U.S. Government retains certain rights in
+//  this software.
+//============================================================================
+#include <vtkm/rendering/raytracing/ConnectivityTracer.h>
+#include <vtkm/rendering/raytracing/ConnectivityTracerFactory.h>
+#include <vtkm/rendering/raytracing/RayTracingTypeDefs.h>
+
+#ifndef CELL_SHAPE_ZOO
+#define CELL_SHAPE_ZOO 255
+#endif
+
+#ifndef CELL_SHAPE_STRUCTURED
+#define CELL_SHAPE_STRUCTURED 254
+#endif
+
+namespace vtkm
+{
+namespace rendering
+{
+namespace raytracing
+{
+
+//----------------------------------------------------------------------------
+ConnectivityTracerFactory::TracerType ConnectivityTracerFactory::DetectCellSetType(
+  const vtkm::cont::DynamicCellSet& cellset)
+{
+  ConnectivityTracerFactory::TracerType type = Unsupported;
+  if (cellset.IsSameType(vtkm::cont::CellSetExplicit<>()))
+  {
+    type = Unstructured;
+  }
+  else if (cellset.IsSameType(vtkm::cont::CellSetSingleType<>()))
+  {
+    vtkm::cont::CellSetSingleType<> singleType = cellset.Cast<vtkm::cont::CellSetSingleType<>>();
+    //
+    // Now we need to determine what type of cells this holds
+    //
+    vtkm::cont::ArrayHandleConstant<vtkm::UInt8> shapes =
+      singleType.GetShapesArray(vtkm::TopologyElementTagPoint(), vtkm::TopologyElementTagCell());
+    vtkm::UInt8 shapeType = shapes.GetPortalConstControl().Get(0);
+    if (shapeType == CELL_SHAPE_HEXAHEDRON)
+      type = UnstructuredHex;
+    if (shapeType == CELL_SHAPE_TETRA)
+      type = UnstructuredTet;
+    if (shapeType == CELL_SHAPE_WEDGE)
+      type = UnstructuredWedge;
+    if (shapeType == CELL_SHAPE_PYRAMID)
+      type = UnstructuredPyramid;
+  }
+  else if (cellset.IsSameType(vtkm::cont::CellSetStructured<3>()))
+  {
+    type = Structured;
+  }
+
+  return type;
+}
+
+
+//----------------------------------------------------------------------------
+ConnectivityBase* ConnectivityTracerFactory::CreateTracer(
+  const vtkm::cont::DynamicCellSet& cellset,
+  const vtkm::cont::CoordinateSystem& coords)
+{
+  ConnectivityTracerFactory::TracerType type = DetectCellSetType(cellset);
+  if (type == Unstructured)
+  {
+    UnstructuredMeshConn meshConn(cellset, coords);
+    return new ConnectivityTracer<CELL_SHAPE_ZOO, UnstructuredMeshConn>(meshConn);
+  }
+  else if (type == UnstructuredHex)
+  {
+    UnstructuredMeshConnSingleType meshConn(cellset, coords);
+    return new ConnectivityTracer<CELL_SHAPE_HEXAHEDRON, UnstructuredMeshConnSingleType>(meshConn);
+  }
+  else if (type == UnstructuredWedge)
+  {
+    UnstructuredMeshConnSingleType meshConn(cellset, coords);
+    return new ConnectivityTracer<CELL_SHAPE_WEDGE, UnstructuredMeshConnSingleType>(meshConn);
+  }
+  else if (type == UnstructuredTet)
+  {
+    UnstructuredMeshConnSingleType meshConn(cellset, coords);
+
+    return new ConnectivityTracer<CELL_SHAPE_TETRA, UnstructuredMeshConnSingleType>(meshConn);
+  }
+  else if (type == Structured)
+  {
+    StructuredMeshConn meshConn(cellset, coords);
+    return new ConnectivityTracer<CELL_SHAPE_STRUCTURED, StructuredMeshConn>(meshConn);
+  }
+
+  throw vtkm::cont::ErrorBadValue("Connectivity tracer: cell set type unsupported");
+}
+}
+}
+} // namespace vtkm::rendering::raytracing

vtkm/rendering/raytracing/ConnectivityTracerFactory.h

@@ -6,9 +6,9 @@
 //  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
 //  PURPOSE.  See the above copyright notice for more information.
 //
-//  Copyright 2015 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
-//  Copyright 2015 UT-Battelle, LLC.
-//  Copyright 2015 Los Alamos National Security.
+//  Copyright 2018 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
+//  Copyright 2018 UT-Battelle, LLC.
+//  Copyright 2018 Los Alamos National Security.
 //
 //  Under the terms of Contract DE-NA0003525 with NTESS,
 //  the U.S. Government retains certain rights in this software.
@@ -20,17 +20,24 @@
 #ifndef vtk_m_rendering_raytracing_ConnectivityTracerFactory_h
 #define vtk_m_rendering_raytracing_ConnectivityTracerFactory_h
 
-#include <vtkm/rendering/raytracing/ConnectivityTracer.h>
-#include <vtkm/rendering/raytracing/RayTracingTypeDefs.h>
+#include <vtkm/rendering/raytracing/ConnectivityBase.h>
+#include <vtkm/rendering/vtkm_rendering_export.h>
+
+#include <vtkm/cont/DynamicCellSet.h>
 
 namespace vtkm
 {
+namespace cont
+{ //forward declares
+class CoordinateSystem;
+}
+
 namespace rendering
 {
 namespace raytracing
 {
 
-class ConnectivityTracerFactory
+class VTKM_RENDERING_EXPORT ConnectivityTracerFactory
 {
 public:
   enum TracerType
@@ -45,78 +52,11 @@ public:
   };
 
   //----------------------------------------------------------------------------
-  static TracerType DetectCellSetType(const vtkm::cont::DynamicCellSet& cellset)
-  {
-    TracerType type = Unsupported;
-    if (cellset.IsSameType(vtkm::cont::CellSetExplicit<>()))
-    {
-      type = Unstructured;
-    }
-    else if (cellset.IsSameType(vtkm::cont::CellSetSingleType<>()))
-    {
-      vtkm::cont::CellSetSingleType<> singleType = cellset.Cast<vtkm::cont::CellSetSingleType<>>();
-      //
-      // Now we need to determine what type of cells this holds
-      //
-      vtkm::cont::ArrayHandleConstant<vtkm::UInt8> shapes =
-        singleType.GetShapesArray(vtkm::TopologyElementTagPoint(), vtkm::TopologyElementTagCell());
-      vtkm::UInt8 shapeType = shapes.GetPortalConstControl().Get(0);
-      if (shapeType == CELL_SHAPE_HEXAHEDRON)
-        type = UnstructuredHex;
-      if (shapeType == CELL_SHAPE_TETRA)
-        type = UnstructuredTet;
-      if (shapeType == CELL_SHAPE_WEDGE)
-        type = UnstructuredWedge;
-      if (shapeType == CELL_SHAPE_PYRAMID)
-        type = UnstructuredPyramid;
-    }
-    else if (cellset.IsSameType(vtkm::cont::CellSetStructured<3>()))
-    {
-      type = Structured;
-    }
-
-    return type;
-  }
-
+  static TracerType DetectCellSetType(const vtkm::cont::DynamicCellSet& cellset);
 
   //----------------------------------------------------------------------------
   static ConnectivityBase* CreateTracer(const vtkm::cont::DynamicCellSet& cellset,
-                                        const vtkm::cont::CoordinateSystem& coords)
-  {
-    TracerType type = DetectCellSetType(cellset);
-    if (type == Unstructured)
-    {
-      UnstructuredMeshConn meshConn(cellset, coords);
-      return new ConnectivityTracer<CELL_SHAPE_ZOO, UnstructuredMeshConn>(meshConn);
-    }
-    else if (type == UnstructuredHex)
-    {
-      UnstructuredMeshConnSingleType meshConn(cellset, coords);
-      return new ConnectivityTracer<CELL_SHAPE_HEXAHEDRON, UnstructuredMeshConnSingleType>(
-        meshConn);
-    }
-    else if (type == UnstructuredWedge)
-    {
-      UnstructuredMeshConnSingleType meshConn(cellset, coords);
-      return new ConnectivityTracer<CELL_SHAPE_WEDGE, UnstructuredMeshConnSingleType>(meshConn);
-    }
-    else if (type == UnstructuredTet)
-    {
-      UnstructuredMeshConnSingleType meshConn(cellset, coords);
-
-      return new ConnectivityTracer<CELL_SHAPE_TETRA, UnstructuredMeshConnSingleType>(meshConn);
-    }
-    else if (type == Structured)
-    {
-      StructuredMeshConn meshConn(cellset, coords);
-      return new ConnectivityTracer<CELL_SHAPE_STRUCTURED, StructuredMeshConn>(meshConn);
-    }
-    else
-    {
-      throw vtkm::cont::ErrorBadValue("Connectivity tracer: cell set type unsupported");
-    }
-    return nullptr;
-  }
+                                        const vtkm::cont::CoordinateSystem& coords);
 };
 }
 }