vtk-m/vtkm/rendering/raytracing/RayTracer.h

82 lines
2.6 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 2015 Sandia Corporation.
// Copyright 2015 UT-Battelle, LLC.
// Copyright 2015 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 vtk_m_rendering_raytracing_RayTracer_h
#define vtk_m_rendering_raytracing_RayTracer_h
#include <vtkm/cont/DataSet.h>
#include <vtkm/rendering/ColorTable.h>
#include <vtkm/rendering/raytracing/BoundingVolumeHierarchy.h>
#include <vtkm/rendering/raytracing/Camera.h>
namespace vtkm
{
namespace rendering
{
namespace raytracing
{
class RayTracer
{
protected:
LinearBVH Bvh;
Camera camera;
vtkm::cont::DynamicArrayHandleCoordinateSystem CoordsHandle;
const vtkm::cont::Field* ScalarField;
vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::Id, 4>> Indices;
vtkm::cont::ArrayHandle<vtkm::Float32> Scalars;
vtkm::Id NumberOfTriangles;
vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::Float32, 4>> ColorMap;
vtkm::Range ScalarRange;
vtkm::Bounds DataBounds;
template <typename Precision>
struct RenderFunctor;
template <typename Device, typename Precision>
void RenderOnDevice(Ray<Precision>& rays, Device);
public:
VTKM_CONT
RayTracer();
VTKM_CONT
Camera& GetCamera();
VTKM_CONT
void SetData(const vtkm::cont::DynamicArrayHandleCoordinateSystem& coordsHandle,
const vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::Id, 4>>& indices,
const vtkm::cont::Field& scalarField,
const vtkm::Id& numberOfTriangles,
const vtkm::Range& scalarRange,
const vtkm::Bounds& dataBounds);
VTKM_CONT
void SetColorMap(const vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::Float32, 4>>& colorMap);
void Render(vtkm::rendering::raytracing::Ray<vtkm::Float32>& rays);
void Render(vtkm::rendering::raytracing::Ray<vtkm::Float64>& rays);
}; //class RayTracer
}
}
} // namespace vtkm::rendering::raytracing
#endif //vtk_m_rendering_raytracing_RayTracer_h