2026-07-23 07:20:01 +00:00
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#pragma once
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#include "vde/core/point.h"
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#include "vde/mesh/delaunay_3d.h"
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#include <vector>
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namespace vde::mesh {
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2026-07-23 08:19:24 +00:00
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using core::Point2D;
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using core::Point3D;
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using core::Vector3D;
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2026-07-23 07:20:01 +00:00
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/// Alpha Shapes: extract surface from point cloud
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/// For alpha → ∞, returns convex hull; for alpha → 0, returns all faces
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/// @param alpha Radius threshold: faces with circumradius > alpha are removed
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TetrahedronMesh alpha_shapes(const std::vector<Point3D>& points, double alpha);
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/// Convert alpha shapes tet mesh to triangle surface
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std::pair<std::vector<Point3D>, std::vector<std::array<int,3>>>
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alpha_shapes_surface(const TetrahedronMesh& tet_mesh);
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} // namespace vde::mesh
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