point_in_polygon_example.cc File Reference

Point-in-polygon classification with winding number. More...

#include <geom_algorithms.H>
#include <cassert>
#include <iostream>

Include dependency graph for point_in_polygon_example.cc:

Go to the source code of this file.

Functions
static void	print_banner (const char *title)
static const char *	to_cstr (const PointInPolygonWinding::Location loc)
static Polygon	build_concave_polygon ()
int	main ()

Detailed Description

Point-in-polygon classification with winding number.

Demonstrates:

• PointInPolygonWinding::locate() (Inside/Boundary/Outside)
• PointInPolygonWinding::contains() convenience predicate

See also

geom_algorithms.H

PointInPolygonWinding

Definition in file point_in_polygon_example.cc.

Function Documentation

build_concave_polygon()

static Polygon build_concave_polygon ( )

static

Definition at line 69 of file point_in_polygon_example.cc.

References Aleph::Polygon::add_vertex(), and Aleph::Polygon::close().

Referenced by main().

main()

int main

(

)

Definition at line 84 of file point_in_polygon_example.cc.

References Aleph::Array< T >::append(), build_concave_polygon(), Aleph::divide_and_conquer_partition_dp(), Aleph::geom_number_to_double(), Aleph::Point::get_x(), Aleph::Point::get_y(), print_banner(), and to_cstr().

print_banner()

static void print_banner ( const char *  title )

static

Definition at line 52 of file point_in_polygon_example.cc.

Referenced by main().

to_cstr()

static const char * to_cstr ( const PointInPolygonWinding::Location  loc )

static

Definition at line 58 of file point_in_polygon_example.cc.

Referenced by main().