geometry.c File Reference

#include <volume_io/internal_volume_io.h>
#include <bicpl/geom.h>

Include dependency graph for geometry.c:

Go to the source code of this file.

Functions
public void	find_polygon_normal_no_normalize (int n_points, Point points[], Real *nx, Real *ny, Real *nz)
public void	find_polygon_normal (int n_points, Point points[], Vector *normal)
public void	get_plane_through_points (int n_points, Point points[], Vector *normal, Real *plane_constant)
public Real	distance_from_plane (Point *point, Vector *plane_normal, Real plane_constant)
public Real	distance_from_line (Point *point, Point *end_point1, Point *end_point2)

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Function Documentation

public Real distance_from_line (  Point *  point, Point *  end_point1, Point *  end_point2 )

Definition at line 213 of file geometry.c. References distance_between_points().

public Real distance_from_plane (  Point *  point, Vector *  plane_normal, Real  plane_constant )

Definition at line 190 of file geometry.c. Referenced by get_plane_through_points().

public void find_polygon_normal (  int  n_points, Point  points[], Vector *  normal )

Definition at line 129 of file geometry.c. References find_polygon_normal_no_normalize(), nx, ny, and nz. Referenced by compute_points_centroid_and_normal(), compute_polygon_normal(), compute_quadmesh_normals(), find_point_polygon_distance_sq(), get_plane_through_points(), and update_point_position().

public void find_polygon_normal_no_normalize (  int  n_points, Point  points[], Real *  nx, Real *  ny, Real *  nz )

Definition at line 37 of file geometry.c. References null_Vector(), nx, ny, nz, and y. Referenced by find_polygon_normal().

public void get_plane_through_points (  int  n_points, Point  points[], Vector *  normal, Real *  plane_constant )

Definition at line 160 of file geometry.c. References distance_from_plane(), find_polygon_normal(), and get_points_centroid().

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