mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-21 19:45:44 +00:00
fa3e43fbaa
The word surface is more often used for something like a polygonal mesh, so this name is quite confusing. Canvas is consistent with a conventional name in GUI widget APIs.
96 lines
3.3 KiB
C++
96 lines
3.3 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_MapperRayTracer_h
|
|
#define vtk_m_rendering_MapperRayTracer_h
|
|
#include <vtkm/cont/Timer.h>
|
|
#include <vtkm/cont/internal/DeviceAdapterTagSerial.h>
|
|
#include <vtkm/rendering/ColorTable.h>
|
|
#include <vtkm/rendering/Mapper.h>
|
|
#include <vtkm/rendering/Triangulator.h>
|
|
#include <vtkm/rendering/raytracing/RayTracer.h>
|
|
#include <vtkm/rendering/raytracing/Camera.h>
|
|
#include <vtkm/rendering/CanvasRayTracer.h>
|
|
#include <vtkm/rendering/Camera.h>
|
|
namespace vtkm {
|
|
namespace rendering {
|
|
|
|
// static bool doOnce = true;
|
|
template<typename DeviceAdapter = VTKM_DEFAULT_DEVICE_ADAPTER_TAG>
|
|
class MapperRayTracer : public Mapper
|
|
{
|
|
protected:
|
|
vtkm::cont::ArrayHandle<vtkm::Vec<vtkm::Float32,4> > ColorMap;
|
|
vtkm::rendering::raytracing::RayTracer<DeviceAdapter> Tracer;
|
|
CanvasRayTracer *Surface;
|
|
public:
|
|
VTKM_CONT_EXPORT
|
|
MapperRayTracer()
|
|
{
|
|
Surface = NULL;
|
|
}
|
|
VTKM_CONT_EXPORT
|
|
void SetCanvas(Canvas *canvas)
|
|
{
|
|
if(canvas != NULL)
|
|
{
|
|
|
|
Surface = dynamic_cast<CanvasRayTracer*>(canvas);
|
|
if(Surface == NULL)
|
|
{
|
|
throw vtkm::cont::ErrorControlBadValue(
|
|
"Ray Tracer: bad canvas type. Must be CanvasRayTracer");
|
|
}
|
|
}
|
|
}
|
|
VTKM_CONT_EXPORT
|
|
void SetActiveColorTable(const ColorTable &colorTable)
|
|
{
|
|
colorTable.Sample(1024, ColorMap);
|
|
}
|
|
|
|
VTKM_CONT_EXPORT
|
|
void RenderCells(const vtkm::cont::DynamicCellSet &cellset,
|
|
const vtkm::cont::CoordinateSystem &coords,
|
|
vtkm::cont::Field &scalarField,
|
|
const vtkm::rendering::ColorTable &vtkmNotUsed(colorTable),
|
|
vtkm::rendering::Camera &camera,
|
|
const vtkm::Range &scalarRange)
|
|
{
|
|
|
|
vtkm::cont::Timer<DeviceAdapter> timer;
|
|
const vtkm::cont::DynamicArrayHandleCoordinateSystem dynamicCoordsHandle = coords.GetData();
|
|
vtkm::cont::ArrayHandle< vtkm::Vec<vtkm::Id, 4> > indices;
|
|
Tracer.GetCamera().SetParameters(camera);
|
|
vtkm::Id numberOfTriangles;
|
|
|
|
vtkm::Bounds dataBounds = coords.GetBounds(DeviceAdapter());
|
|
|
|
Triangulator<DeviceAdapter> triangulator;
|
|
triangulator.run(cellset, indices, numberOfTriangles);//,dynamicCoordsHandle,dataBounds);
|
|
|
|
Tracer.SetData(dynamicCoordsHandle, indices, scalarField, numberOfTriangles, scalarRange, dataBounds);
|
|
Tracer.SetColorMap(ColorMap);
|
|
Tracer.SetBackgroundColor(BackgroundColor);
|
|
Tracer.Render(Surface);
|
|
}
|
|
};
|
|
}} //namespace vtkm::rendering
|
|
#endif //vtk_m_rendering_MapperRayTracer_h
|