This object packages a number of tools for chi analysis. More...

#include <LSDGeometry.hpp>

Inheritance diagram for LSDPolyline:

Public Member Functions
	LSDPolyline (vector< double > x, vector< double > y)
	Create with two vectors: no UTM provided so assumed lat/long The X should be Longitude the Y vector should be latitude. More...

	LSDPolyline (vector< float > x, vector< float > y)
	Create with two vectors: no UTM provided so assumed lat/long The X should be Longitude the Y vector should be latitude. More...

	LSDPolyline (vector< double > x, vector< double > y, int UTMZone)
	Create with two vectors. UTM info provided The X should be Easting or Longitude the Y vector should be Northing This version assumes northern hemisphere. More...

	LSDPolyline (vector< float > x, vector< float > y, int UTMZone)
	Create with two vectors. UTM info provided The X should be Easting or Longitude the Y vector should be Northing This version assumes northern hemisphere. More...

	LSDPolyline (vector< double > x, vector< double > y, int UTMZone, bool isNorth)
	Create with two vectors. UTM info provided The X should be Easting or Longitude the Y vector should be Northing. More...

	LSDPolyline (vector< float > x, vector< float > y, int UTMZone, bool isNorth)
	Create with two vectors. UTM info provided The X should be Easting or Longitude the Y vector should be Northing. More...

void	make_simple_polyline ()
	This sets the polyline node_order to simply be the order of the points. This only makes the simple polyline if the node_order vector is empty. More...

void	force_simple_polyline ()
	This sets the polyline node_order to simply be the order of the points. This overwrites any existing node_order data. More...

void	get_affected_pixels_in_line_segment (LSDRasterInfo &RI, vector< int > &affected_rows, vector< int > &affected_cols, int start_index, int end_index)
	this Gets the pixels of all the nodes along the path of a line More...

void	get_affected_pixels_in_line_segment_brute_force (LSDRasterInfo &RI, vector< int > &affected_rows, vector< int > &affected_cols, int start_index, int end_index)
	this Gets the pixels of all the nodes along a segment of a line The strategy here is just to increment along a line so this has the possiblity of missing nodes if the incrementing is too coarse. More...

void	get_affected_pixels_in_line (LSDRasterInfo &RI, vector< int > &affected_rows, vector< int > &affected_cols)
	this Gets the pixels of all the nodes along the path of a line More...

vector< int >	get_flowinfo_nodes_of_line (LSDRasterInfo &RI, LSDFlowInfo &FlowInfo)
	Method to return a vector of node indexes of every cell intersected by the polyline. Calls get_affected_pixels_in_line(). More...

Public Member Functions inherited from LSDGeometry
	LSDGeometry ()
	Empty create function. Leads to some empty vectors. More...

	LSDGeometry (vector< double > x, vector< double > y)
	Create with two vectors: no UTM provided so assumed lat/long The X should be Longitude the Y vector should be latitude. More...

	LSDGeometry (vector< float > x, vector< float > y)
	Create with two vectors: no UTM provided so assumed lat/long The X should be Longitude the Y vector should be latitude. More...

	LSDGeometry (vector< double > x, vector< double > y, int UTMZone)
	Create with two vectors. UTM info provided The X should be Easting or Longitude the Y vector should be Northing This version assumes northern hemisphere. More...

	LSDGeometry (vector< float > x, vector< float > y, int UTMZone)
	Create with two vectors. UTM info provided The X should be Easting or Longitude the Y vector should be Northing This version assumes northern hemisphere. More...

	LSDGeometry (vector< double > x, vector< double > y, int UTMZone, bool isNorth)
	Create with two vectors. UTM info provided The X should be Easting or Longitude the Y vector should be Northing. More...

	LSDGeometry (vector< float > x, vector< float > y, int UTMZone, bool isNorth)
	Create with two vectors. UTM info provided The X should be Easting or Longitude the Y vector should be Northing. More...

void	convert_points_to_UTM ()
	This function converts points from Lat/Long to UTM. The UTM zone is set as the zone of the first data point If there is no data in the Lat/Long data vectors no action is taken. More...

void	convert_points_to_LatLong ()
	This function converts points from UTM to Lat/Long. The UTM zone is set as the zone of the first data point If there is no data in the Lat/Long data vectors no action is taken. More...

void	print_points_to_csv (string path, string file_prefix)
	This prints the points to a csv file. It will contain both UTM and lat-long coordinates. The UTM zone is the zone of the first point, The lat long coordinates are in WGS84. More...

void	find_row_and_col_of_points (LSDRasterInfo &RI, vector< int > &RowOfNodes, vector< int > &ColOfNodes)
	This gets vectors continaing the row and columns of the points from an LSDRasterInfo object. More...

void	find_row_and_col_of_point_inc_out_of_bounds (LSDRasterInfo &RI, int point_index, int &RowOfNode, int &ColOfNode, bool &IsOutOfBounds)
	This gets the row and column of a point based on an LSDRasterInfo It will return negative and out of bounds indices: used to work with functions for determining affected pixels. More...

void	find_row_and_col_of_point_inc_out_of_bounds (LSDRasterInfo &RI, double UTM_Easting, double UTM_northing, int &RowOfNode, int &ColOfNode, bool &IsOutOfBounds)
	This gets the row and column of a point based on an LSDRasterInfo It will return negative and out of bounds indices: used to work with finctions for determining affected pixels. More...

void	check_and_update_UTM ()
	This function checks to see if the data has been converted to UTM and if not updates it. More...

double	get_max_UTM_Northing ()
	This gets the maximum northing value. More...

double	get_min_UTM_Northing ()
	This gets the minimum northing value. More...

double	get_max_UTM_Easting ()
	This gets the maximum Easting value. More...

double	get_min_UTM_Easting ()
	This gets the minimum Easting value. More...

int	get_UTMZone ()

bool	get_isNorth ()

vector< double >	get_UTMPoints_Easting ()

vector< double >	get_UTMPoints_Northing ()

vector< double >	get_WGS84Points_latitude ()

vector< double >	get_WGS84Points_longitude ()

Protected Attributes
vector< int >	node_order
	A vector containing the order in which poins are connected.

Protected Attributes inherited from LSDGeometry
int	UTMZone

bool	isNorth

vector< double >	UTMPoints_Easting

vector< double >	UTMPoints_Northing

vector< double >	WGS84Points_latitude

vector< double >	WGS84Points_longitude

Additional Inherited Members
Protected Member Functions inherited from LSDGeometry
void	create (vector< double > x, vector< double > y)

void	create (vector< float > x, vector< float > y)

void	create (vector< double > x, vector< double > y, int UTMZone)

void	create (vector< float > x, vector< float > y, int UTMZone)

void	create (vector< double > x, vector< double > y, int UTMZone, bool isNorth)

void	create (vector< float > x, vector< float > y, int UTMZone, bool isNorth)

Detailed Description

This object packages a number of tools for chi analysis.

Constructor & Destructor Documentation

LSDPolyline::LSDPolyline	(	vector< double >	x,
		vector< double >	y
	)

inline

Create with two vectors: no UTM provided so assumed lat/long The X should be Longitude the Y vector should be latitude.

Parameters

x	The longitdue data in a vector
y	the latitude data in a vector

Author: SMM

Date: 10/06/2016

LSDPolyline::LSDPolyline	(	vector< float >	x,
		vector< float >	y
	)

inline

Create with two vectors: no UTM provided so assumed lat/long The X should be Longitude the Y vector should be latitude.

Parameters

x	The longitdue data in a vector
y	the latitude data in a vector

Author: SMM

Date: 10/06/2016

LSDPolyline::LSDPolyline	(	vector< double >	x,
		vector< double >	y,
		int	UTMZone
	)

inline

Create with two vectors. UTM info provided The X should be Easting or Longitude the Y vector should be Northing This version assumes northern hemisphere.

Parameters

x	The Easting data in a vector
y	the Northing data in a vector

Author: SMM

Date: 13/06/2016

LSDPolyline::LSDPolyline	(	vector< float >	x,
		vector< float >	y,
		int	UTMZone
	)

inline

Create with two vectors. UTM info provided The X should be Easting or Longitude the Y vector should be Northing This version assumes northern hemisphere.

Parameters

x	The Easting data in a vector
y	the Northing data in a vector

Author: SMM

Date: 13/06/2016

LSDPolyline::LSDPolyline	(	vector< double >	x,
		vector< double >	y,
		int	UTMZone,
		bool	isNorth
	)

inline

Create with two vectors. UTM info provided The X should be Easting or Longitude the Y vector should be Northing.

Parameters

x	The Easting data in a vector
y	the Northing data in a vector

Author: SMM

Date: 13/06/2016

LSDPolyline::LSDPolyline	(	vector< float >	x,
		vector< float >	y,
		int	UTMZone,
		bool	isNorth
	)

inline

Create with two vectors. UTM info provided The X should be Easting or Longitude the Y vector should be Northing.

Parameters

x	The Easting data in a vector
y	the Northing data in a vector

Author: SMM

Date: 13/06/2016

Member Function Documentation

void LSDPolyline::force_simple_polyline ( )

This sets the polyline node_order to simply be the order of the points. This overwrites any existing node_order data.

Author: SMM

Date: 14/06/2016

void LSDPolyline::get_affected_pixels_in_line	(	LSDRasterInfo &	RI,
		vector< int > &	affected_rows,
		vector< int > &	affected_cols
	)

this Gets the pixels of all the nodes along the path of a line

Parameters

RI	an LSDRasterInfo object
affected_rows	A vector containing the row numbers of the affected pixels
affected_cols	A vector containing the col numbers of the affected pixels

Author: SMM

Date: 16/06/2016

void LSDPolyline::get_affected_pixels_in_line_segment	(	LSDRasterInfo &	RI,
		vector< int > &	affected_rows,
		vector< int > &	affected_cols,
		int	start_index,
		int	end_index
	)

this Gets the pixels of all the nodes along the path of a line

Parameters

RI	an LSDRasterInfo object
affected_rows	A vector containing the row numbers of the affected pixels
affected_cols	A vector containing the col numbers of the affected pixels
start_index	The index into the UTM coordinate vector of the starting node
end_index	the index into the UTM coodinate index of the ending node

Author: SMM

Date: 14/06/2016

void LSDPolyline::get_affected_pixels_in_line_segment_brute_force	(	LSDRasterInfo &	RI,
		vector< int > &	affected_rows,
		vector< int > &	affected_cols,
		int	start_index,
		int	end_index
	)

this Gets the pixels of all the nodes along a segment of a line The strategy here is just to increment along a line so this has the possiblity of missing nodes if the incrementing is too coarse.

Parameters

RI	an LSDRasterInfo object
affected_rows	A vector containing the row numbers of the affected pixels
affected_cols	A vector containing the col numbers of the affected pixels
start_index	The index into the UTM coordinate vector of the starting node
end_index	the index into the UTM coodinate index of the ending node

Author: SMM

Date: 15/06/2016

vector< int > LSDPolyline::get_flowinfo_nodes_of_line	(	LSDRasterInfo &	RI,
		LSDFlowInfo &	FlowInfo
	)

Method to return a vector of node indexes of every cell intersected by the polyline. Calls get_affected_pixels_in_line().

Parameters

RI	an LSDRasterInfo object.
FlowInfo	an LSDFlowInfo object.

Returns: Vector of integer node indexes.

Author: SWDG

Date: 22/7/16

void LSDPolyline::make_simple_polyline ( )

This sets the polyline node_order to simply be the order of the points. This only makes the simple polyline if the node_order vector is empty.

Author: SMM

Date: 14/06/2016

The documentation for this class was generated from the following files:

LSDGeometry.hpp
LSDGeometry.cpp

Public Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation