Merge topic 'vtk-m-test-linking'

9ccf982a Remove direct usage of VTK-m in LOD test
ec591255 Remove references to VTK-m header files from VTK filters
ea855589

 Remove VTK-m includes and libs from test compile
Acked-by: Kitware Robot <kwrobot@kitware.com>
Acked-by: Robert Maynard <robert.maynard@kitware.com>
Merge-request: !3610

Accelerators/Vtkm/Testing/Cxx/CMakeLists.txt

-include_directories(${VTKm_INCLUDE_DIRS})
-
 vtk_add_test_cxx(${vtk-module}CxxTests tests
   TestVTKMCleanGrid.cxx
   TestVTKMClip.cxx
@@ -19,6 +17,3 @@ vtk_add_test_cxx(${vtk-module}CxxTests tests
 vtk_test_cxx_executable(${vtk-module}CxxTests tests
   RENDERING_FACTORY
   )
-
-# Allow vtkm_cont library to be used from tests
-target_link_libraries(vtkAcceleratorsVTKmCxxTests LINK_PRIVATE ${VTKm_LIBRARIES})

Accelerators/Vtkm/Testing/Cxx/TestVTKMLevelOfDetail.cxx

@@ -13,6 +13,11 @@
 
 =========================================================================*/
 
+// Uncomment this to directly compare serial and TBB versions
+// #define FORCE_VTKM_DEVICE
+
+// TODO: Make a way to force the VTK-m device without actually loading VTK-m
+// headers (and all subsequent dependent headers).
 
 #include "vtkActor.h"
 #include "vtkCamera.h"
@@ -46,11 +51,15 @@
 #include "vtkWindowToImageFilter.h"
 #include "vtkXMLPolyDataReader.h"
 
+#ifdef FORCE_VTKM_DEVICE
+
 #include <vtkm/cont/RuntimeDeviceTracker.h>
 
 #include <vtkm/cont/serial/DeviceAdapterSerial.h>
 #include <vtkm/cont/tbb/DeviceAdapterTBB.h>
 
+#endif // FORCE_VTKM_DEVICE
+
 #include <iomanip>
 #include <sstream>
 
@@ -298,6 +307,8 @@ void RunBenchmark(int gridSize)
 #endif
   }
 
+#ifdef FORCE_VTKM_DEVICE
+
   vtkm::cont::RuntimeDeviceTracker tracker =
       vtkm::cont::GetGlobalRuntimeDeviceTracker();
 
@@ -326,6 +337,19 @@ void RunBenchmark(int gridSize)
   }
 #endif // VTKM_ENABLE_TBB
 
+#else // !FORCE_VTKM_DEVICE
+
+  // Run VTKm
+  vtkSmartPointer<vtkPolyData> vtkmResult;
+  double vtkmTime = 0.;
+  {
+    VTKmFilterGenerator generator(gridSize);
+    vtkmTime = BenchmarkFilter(generator, input);
+    vtkmResult = generator.Result;
+  }
+
+#endif
+
   // Run VTK -- average clustered points
   vtkSmartPointer<vtkPolyData> vtkResultAvePts;
   double vtkTimeAvePts = 0.;
@@ -349,6 +373,8 @@ void RunBenchmark(int gridSize)
             << "Input dataset has " << input->GetNumberOfPoints() << " points "
                "and " << input->GetNumberOfCells() << " cells.\n";
 
+#ifdef FORCE_VTKM_DEVICE
+
   std::cerr << "vtkmLevelOfDetail (serial, average clustered points): "
             << vtkmTimeSerial << " seconds, "
             << vtkmResultSerial->GetNumberOfPoints() << " points, "
@@ -364,6 +390,15 @@ void RunBenchmark(int gridSize)
   }
 #endif // VTKM_ENABLE_TBB
 
+#else // !FORCE_VTKM_DEVICE
+
+  std::cerr << "vtkmLevelOfDetail (average clustered points): "
+            << vtkmTime << " seconds, "
+            << vtkmResult->GetNumberOfPoints() << " points, "
+            << vtkmResult->GetNumberOfCells() << " cells.\n";
+
+#endif // !FORCE_VTKM_DEVICE
+
   std::cerr << "vtkQuadricClustering (average clustered points): "
             << vtkTimeAvePts << " seconds, "
             << vtkResultAvePts->GetNumberOfPoints() << " points, "
@@ -373,11 +408,17 @@ void RunBenchmark(int gridSize)
             << vtkResult->GetNumberOfPoints() << " points, "
             << vtkResult->GetNumberOfCells() << " cells.\n";
 
+#ifdef FORCE_VTKM_DEVICE
 #ifdef VTKM_ENABLE_TBB
   RenderResults(gridSize, input,
                 vtkmTimeTBB, vtkmResultTBB,
                 vtkTime, vtkResult);
 #endif // VTKM_ENABLE_TBB
+#else // !FORCE_VTKM_DEVICE
+  RenderResults(gridSize, input,
+                vtkmTime, vtkmResult,
+                vtkTime, vtkResult);
+#endif // !FORCE_VTKM_DEVICE
 }
 
 void RunBenchmarks()

Accelerators/Vtkm/vtkmClip.cxx

@@ -30,6 +30,7 @@
 
 #include "vtkmlib/ArrayConverters.h"
 #include "vtkmlib/DataSetConverters.h"
+#include "vtkmlib/ImplicitFunctionConverter.h"
 #include "vtkmlib/PolyDataConverter.h"
 #include "vtkmlib/Storage.h"
 #include "vtkmlib/UnstructuredGridConverter.h"
@@ -61,7 +62,8 @@ void vtkmClip::PrintSelf(std::ostream &os, vtkIndent indent)
 vtkmClip::vtkmClip()
   : ClipValue(0.),
     ComputeScalars(true),
-    ClipFunction(nullptr)
+    ClipFunction(nullptr),
+    ClipFunctionConverter(new tovtkm::ImplicitFunctionConverter)
 {
   // Clip active point scalars by default
   this->SetInputArrayToProcess(0, 0, 0, vtkDataObject::FIELD_ASSOCIATION_POINTS,
@@ -90,7 +92,7 @@ void vtkmClip::SetClipFunction(vtkImplicitFunction *clipFunction)
   if (this->ClipFunction != clipFunction)
   {
     this->ClipFunction = clipFunction;
-    this->ClipFunctionConverter.Set(clipFunction);
+    this->ClipFunctionConverter->Set(clipFunction);
     this->Modified();
   }
 }
@@ -151,7 +153,7 @@ int vtkmClip::RequestData(vtkInformation *,
   vtkmInputFilterPolicy policy;
   if (this->ClipFunction)
   {
-    auto function = this->ClipFunctionConverter.Get();
+    auto function = this->ClipFunctionConverter->Get();
     if (function.GetValid())
     {
       functionFilter.SetImplicitFunction(function);

Accelerators/Vtkm/vtkmClip.h

@@ -27,12 +27,17 @@
 
 #include "vtkAcceleratorsVTKmModule.h" // For export macro
 #include "vtkUnstructuredGridAlgorithm.h"
-#include "vtkmlib/ImplicitFunctionConverter.h" // For ImplicitFunctionConverter
 
-#include <memory> // For std::shared_ptr
+#include <memory> // For std::unique_ptr
 
 class vtkImplicitFunction;
 
+namespace tovtkm {
+
+class ImplicitFunctionConverter;
+
+} // namespace tovtkm
+
 class VTKACCELERATORSVTKM_EXPORT vtkmClip : public vtkUnstructuredGridAlgorithm
 {
 public:
@@ -77,7 +82,7 @@ protected:
   bool ComputeScalars;
 
   vtkImplicitFunction *ClipFunction;
-  tovtkm::ImplicitFunctionConverter ClipFunctionConverter;
+  std::unique_ptr<tovtkm::ImplicitFunctionConverter> ClipFunctionConverter;
 
 private:
   vtkmClip(const vtkmClip&) = delete;

Accelerators/Vtkm/vtkmLevelOfDetail.h

@@ -49,7 +49,6 @@
 
 #include "vtkPolyDataAlgorithm.h"
 #include "vtkAcceleratorsVTKmModule.h" //required for correct implementation
-#include "vtkmConfig.h" //required for general vtkm setup
 
 class VTKACCELERATORSVTKM_EXPORT vtkmLevelOfDetail : public vtkPolyDataAlgorithm
 {