PolygonUtils.hpp File Reference

#include <Eigen/Dense>
#include <vector>

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Namespaces
namespace	polyfem
namespace	polyfem::mesh

Functions
void	polyfem::mesh::clip_polygon_by_half_plane (const Eigen::MatrixXd &P, const Eigen::RowVector2d &q1, const Eigen::RowVector2d &q2, Eigen::MatrixXd &result)
	Clip a polygon by a half-plane.
void	polyfem::mesh::compute_visibility_kernel (const Eigen::MatrixXd &IV, Eigen::MatrixXd &OV)
	Determine the kernel of the given polygon.
bool	polyfem::mesh::is_star_shaped (const Eigen::MatrixXd &IV, Eigen::RowVector3d &bary)
	Determine whether a polygon is star-shaped or not.
void	polyfem::mesh::offset_polygon (const Eigen::MatrixXd &IV, Eigen::MatrixXd &OV, double eps)
	Compute offset polygon.
int	polyfem::mesh::is_inside (const Eigen::MatrixXd &IV, const Eigen::MatrixXd &Q, std::vector< bool > &inside)
	Compute whether points are inside a polygon.
void	polyfem::mesh::sample_polygon (const Eigen::MatrixXd &IV, int num_samples, Eigen::MatrixXd &S)
	Sample points on a polygon, evenly spaced from each other.