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https://github.com/SoftFever/OrcaSlicer.git
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e57eca0289
To be able to retrieve that information from a generated grid alone. To avoid the copying of input mesh (for scaling) when doing the hollowing Also remove some unused stuff from OpenVDBUtils
55 lines
2.6 KiB
C++
55 lines
2.6 KiB
C++
#ifndef OPENVDBUTILS_HPP
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#define OPENVDBUTILS_HPP
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#include <libslic3r/TriangleMesh.hpp>
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#include <libslic3r/SLA/Contour3D.hpp>
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#ifdef _MSC_VER
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// Suppress warning C4146 in include/gmp.h(2177,31): unary minus operator applied to unsigned type, result still unsigned
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#pragma warning(push)
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#pragma warning(disable : 4146)
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#endif // _MSC_VER
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#include <openvdb/openvdb.h>
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#ifdef _MSC_VER
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#pragma warning(pop)
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#endif // _MSC_VER
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namespace Slic3r {
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inline Vec3f to_vec3f(const openvdb::Vec3s &v) { return Vec3f{v.x(), v.y(), v.z()}; }
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inline Vec3d to_vec3d(const openvdb::Vec3s &v) { return to_vec3f(v).cast<double>(); }
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inline Vec3i to_vec3i(const openvdb::Vec3I &v) { return Vec3i{int(v[0]), int(v[1]), int(v[2])}; }
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inline Vec4i to_vec4i(const openvdb::Vec4I &v) { return Vec4i{int(v[0]), int(v[1]), int(v[2]), int(v[3])}; }
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// Here voxel_scale defines the scaling of voxels which affects the voxel count.
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// 1.0 value means a voxel for every unit cube. 2 means the model is scaled to
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// be 2x larger and the voxel count is increased by the increment in the scaled
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// volume, thus 4 times. This kind a sampling accuracy selection is not
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// achievable through the Transform parameter. (TODO: or is it?)
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// The resulting grid will contain the voxel_scale in its metadata under the
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// "voxel_scale" key to be used in grid_to_mesh function.
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openvdb::FloatGrid::Ptr mesh_to_grid(const TriangleMesh & mesh,
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const openvdb::math::Transform &tr = {},
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float voxel_scale = 1.f,
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float exteriorBandWidth = 3.0f,
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float interiorBandWidth = 3.0f,
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int flags = 0);
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sla::Contour3D grid_to_contour3d(const openvdb::FloatGrid &grid,
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double isovalue,
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double adaptivity,
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bool relaxDisorientedTriangles = true);
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TriangleMesh grid_to_mesh(const openvdb::FloatGrid &grid,
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double isovalue = 0.0,
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double adaptivity = 0.0,
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bool relaxDisorientedTriangles = true);
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openvdb::FloatGrid::Ptr redistance_grid(const openvdb::FloatGrid &grid,
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double iso,
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double ext_range = 3.,
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double int_range = 3.);
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} // namespace Slic3r
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#endif // OPENVDBUTILS_HPP
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