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/* SPDX-License-Identifier: GPL-2.0-or-later */
#include "BLI_float4x4.hh"
#include "BLI_function_ref.hh"
#include "BLI_string_ref.hh"
#include "DNA_mesh_types.h"
#include "DNA_meshdata_types.h"
#include "DNA_modifier_types.h"
#pragma once
struct Volume;
struct VolumeGrid;
struct Depsgraph;
/** \file
* \ingroup geo
*/
namespace blender::geometry {
struct MeshToVolumeResolution {
MeshToVolumeModifierResolutionMode mode;
union {
float voxel_size;
float voxel_amount;
} settings;
};
#ifdef WITH_OPENVDB
/**
* \param bounds_fn: Return the bounds of the mesh positions,
* used for deciding the voxel size in "Amount" mode.
*/
float volume_compute_voxel_size(const Depsgraph *depsgraph,
FunctionRef<void(float3 &r_min, float3 &r_max)> bounds_fn,
const MeshToVolumeResolution resolution,
float exterior_band_width,
const float4x4 &transform);
/**
* Add a new VolumeGrid to the Volume by converting the supplied mesh
*/
VolumeGrid *volume_grid_add_from_mesh(Volume *volume,
const StringRefNull name,
const Mesh *mesh,
const float4x4 &mesh_to_volume_space_transform,
float voxel_size,
bool fill_volume,
float exterior_band_width,
float interior_band_width,
float density);
#endif
} // namespace blender::geometry
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