mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-07-30 18:50:59 +00:00
0b84787f78
The `DynamicCellSet` class is now marked as deprecated (as is the header that contains it), and all non-deprecated code is moved to its `UnknownCellSet` replacement. Also added a deprecation warning for the VariantArrayHandle.h header file and deleted a couple inappropriate uses of it.
75 lines
2.6 KiB
C++
75 lines
2.6 KiB
C++
//============================================================================
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// Copyright (c) Kitware, Inc.
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// All rights reserved.
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// See LICENSE.txt for details.
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//
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// This software is distributed WITHOUT ANY WARRANTY; without even
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// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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// PURPOSE. See the above copyright notice for more information.
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//============================================================================
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#ifndef vtk_m_rendering_raytracing_Shape_Intersector_h
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#define vtk_m_rendering_raytracing_Shape_Intersector_h
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#include <vtkm/cont/CoordinateSystem.h>
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#include <vtkm/rendering/raytracing/BoundingVolumeHierarchy.h>
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#include <vtkm/rendering/raytracing/Ray.h>
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namespace vtkm
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{
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namespace rendering
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{
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namespace raytracing
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{
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class VTKM_RENDERING_EXPORT ShapeIntersector
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{
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protected:
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LinearBVH BVH;
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vtkm::cont::CoordinateSystem CoordsHandle;
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vtkm::Bounds ShapeBounds;
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void SetAABBs(AABBs& aabbs);
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public:
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ShapeIntersector();
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virtual ~ShapeIntersector();
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//
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// Intersect Rays finds the nearest intersection shape contained in the derived
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// class in between min and max distances. HitIdx will be set to the local
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// primitive id unless returnCellIndex is set to true. Cells are often
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// decomposed into triangles and setting returnCellIndex to true will set
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// HitIdx to the id of the cell.
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//
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virtual void IntersectRays(Ray<vtkm::Float32>& rays, bool returnCellIndex = false) = 0;
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virtual void IntersectRays(Ray<vtkm::Float64>& rays, bool returnCellIndex = false) = 0;
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//
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// Calling intersection data directly after IntersectRays popoulates
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// ray data: intersection point, surface normal, and interpolated scalar
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// value at the intersection location. Additionally, distance to intersection
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// becomes the new max distance.
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//
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virtual void IntersectionData(Ray<vtkm::Float32>& rays,
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const vtkm::cont::Field scalarField,
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const vtkm::Range& scalarRange = vtkm::Range()) = 0;
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virtual void IntersectionData(Ray<vtkm::Float64>& rays,
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const vtkm::cont::Field scalarField,
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const vtkm::Range& scalarRange = vtkm::Range()) = 0;
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template <typename Precision>
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void IntersectionPointImp(Ray<Precision>& rays);
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void IntersectionPoint(Ray<vtkm::Float32>& rays);
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void IntersectionPoint(Ray<vtkm::Float64>& rays);
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vtkm::Bounds GetShapeBounds() const;
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virtual vtkm::Id GetNumberOfShapes() const = 0;
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}; // class ShapeIntersector
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}
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}
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} //namespace vtkm::rendering::raytracing
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#endif //vtk_m_rendering_raytracing_Shape_Intersector_h
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