BKE_volume_grid_fields.hh

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/* SPDX-FileCopyrightText: 2025 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#pragma once
 
#include "FN_field.hh"
 
#ifdef WITH_OPENVDB
 
#  include "openvdb_fwd.hh"
 
namespace blender::bke {

class VoxelFieldContext : public fn::FieldContext {
 private:
  const openvdb::math::Transform &transform_;
  Span<openvdb::Coord> voxels_;
 
 public:
  VoxelFieldContext(const openvdb::math::Transform &transform, Span<openvdb::Coord> voxels);
 
  GVArray get_varray_for_input(const fn::FieldInput &field_input,
                               const IndexMask &mask,
                               ResourceScope &scope) const override;
};

class TilesFieldContext : public fn::FieldContext {
 private:
  const openvdb::math::Transform &transform_;
  Span<openvdb::CoordBBox> tiles_;
 
 public:
  TilesFieldContext(const openvdb::math::Transform &transform,
                    const Span<openvdb::CoordBBox> tiles);
 
  GVArray get_varray_for_input(const fn::FieldInput &field_input,
                               const IndexMask &mask,
                               ResourceScope &scope) const override;
};
 
}  // namespace blender::bke
 
#endif