vtk-m2/examples/dynamic_dispatcher/main.cxx

96 lines
3.1 KiB
C++

//============================================================================
// 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 2014 Sandia Corporation.
// Copyright 2014 UT-Battelle, LLC.
// Copyright 2014 Los Alamos National Security.
//
// Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
// 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 VTKM_DEVICE_ADAPTER
#define VTKM_DEVICE_ADAPTER VTKM_DEVICE_ADAPTER_SERIAL
#endif
#include <iostream>
#include <vtkm/cont/ArrayHandle.h>
#include <vtkm/cont/DynamicArrayHandle.h>
#include <vtkm/worklet/DispatcherMapField.h>
#include <vtkm/worklet/WorkletMapField.h>
struct ExampleFieldWorklet : public vtkm::worklet::WorkletMapField
{
typedef void ControlSignature( FieldIn<>, FieldIn<>, FieldIn<>,
FieldOut<>, FieldOut<>, FieldOut<> );
typedef void ExecutionSignature( _1, _2, _3, _4, _5, _6 );
template<typename T, typename U, typename V>
VTKM_EXEC_EXPORT
void operator()( const vtkm::Vec< T, 3 > & vec,
const U & scalar1,
const V& scalar2,
vtkm::Vec<T, 3>& out_vec,
U& out_scalar1,
V& out_scalar2 ) const
{
out_vec = vec * scalar1;
out_scalar1 = static_cast<U>(scalar1 + scalar2);
out_scalar2 = scalar2;
std::cout << "hello world" << std::endl;
}
template<typename T, typename U, typename V, typename W, typename X, typename Y>
VTKM_EXEC_EXPORT
void operator()( const T &,
const U &,
const V&,
W&,
X&,
Y& ) const
{
//no-op
}
};
int main(int argc, char** argv)
{
(void)argc;
(void)argv;
std::vector< vtkm::Vec<vtkm::Float32, 3> > inputVec(10);
std::vector< vtkm::Int32 > inputScalar1(10);
std::vector< vtkm::Float64 > inputScalar2(10);
vtkm::cont::ArrayHandle< vtkm::Vec<vtkm::Float32, 3> > handleV =
vtkm::cont::make_ArrayHandle(inputVec);
vtkm::cont::ArrayHandle< vtkm::Int32 > handleS1 =
vtkm::cont::make_ArrayHandle(inputScalar1);
vtkm::cont::ArrayHandle< vtkm::Float64 > handleS2 =
vtkm::cont::make_ArrayHandle(inputScalar2);
vtkm::cont::ArrayHandle< vtkm::Vec<vtkm::Float32, 3> > handleOV;
vtkm::cont::ArrayHandle< vtkm::Int32 > handleOS1;
vtkm::cont::ArrayHandle< vtkm::Float64 > handleOS2;
vtkm::cont::DynamicArrayHandle out1(handleOV), out2(handleOS1), out3(handleOS2);
vtkm::worklet::DispatcherMapField<ExampleFieldWorklet> dispatcher;
dispatcher.Invoke(handleV, handleS1, handleS2, out1, out2, out3);
}