#pragma once
#include "vde/mesh/halfedge_mesh.h"
#include <vector>

namespace vde::mesh {
using core::Point2D;
using core::Point3D;
using core::Vector3D;

/// Geodesic distance from source vertices using the Heat Method (Crane et al. 2013)
/// Returns per-vertex distance from the nearest source
/// @param sources  Source vertex indices
/// @param t        Time step (default = average edge length squared)
std::vector<double> geodesic_distance(const HalfedgeMesh& mesh,
                                      const std::vector<int>& sources,
                                      double t = -1.0);

}  // namespace vde::mesh