#include <vpgl_backproject_dem.h>

Public Member Functions
	vpgl_backproject_dem (vil_image_resource_sptr const &dem, double zmin=0.0, double zmax=-1.0)
	default constructor not allowed. More...

	~vpgl_backproject_dem ()

void	set_verbose (bool verbose)
	turn on/off messages (default not verbose). More...

vgl_point_3d< double >	geo_center () const

double	zmax () const
	elevation bounds of the DEM (with tail removal). More...

double	zmin () const

std::vector< vgl_point_3d< double > >	dem_corners () const
	geographic corners of the DEM - useful for bounding valid image regions. More...

bool	bproj_dem (const vpgl_camera< double > *cam, vnl_double_2 const &image_point, double max_z, double min_z, vnl_double_3 const &initial_guess, vnl_double_3 &world_point, double error_tol=1.0)
	General camera - typically a RPC camera. More...

bool	bproj_dem (const vpgl_camera< double > *cam, vgl_point_2d< double > const &image_point, double max_z, double min_z, vgl_point_3d< double > const &initial_guess, vgl_point_3d< double > &world_point, double error_tol=1.0)
	Backproject an image point onto a geotiff dem, start with initial_guess. More...

bool	bproj_dem (vpgl_rational_camera< double > const &rcam, vnl_double_2 const &image_point, double max_z, double min_z, vnl_double_3 const &initial_guess, vnl_double_3 &world_point, double error_tol=0.05)
	Backproject an image point onto a plane, start with initial_guess. More...

bool	bproj_dem (vpgl_rational_camera< double > const &rcam, vgl_point_2d< double > const &image_point, double max_z, double min_z, vgl_point_3d< double > const &initial_guess, vgl_point_3d< double > &world_point, double error_tol=0.05)
	Backproject an image point onto a plane, start with initial_guess. More...

Private Attributes
bool	verbose_

double	min_samples_

double	tail_fract_

vil_image_resource_sptr	dem_

vil_image_view< float >	dem_view_

vpgl_geo_camera *	geo_cam_

vgl_point_3d< double >	geo_center_

std::vector< vgl_point_3d< double > >	dem_corners_

double	z_min_
	bounds of the DEM. More...

double	z_max_

Detailed Description

Definition at line 25 of file vpgl_backproject_dem.h.

Constructor & Destructor Documentation

◆ vpgl_backproject_dem()

vpgl_backproject_dem::vpgl_backproject_dem	(	vil_image_resource_sptr const &	dem,
		double	zmin = `0.0`,
		double	zmax = `-1.0`
	)

default constructor not allowed.

Definition at line 47 of file vpgl_backproject_dem.cxx.

◆ ~vpgl_backproject_dem()

vpgl_backproject_dem::~vpgl_backproject_dem ( )

Definition at line 123 of file vpgl_backproject_dem.cxx.

Member Function Documentation

◆ bproj_dem() [1/4]

bool vpgl_backproject_dem::bproj_dem	(	const vpgl_camera< double > *	cam,
		vnl_double_2 const &	image_point,
		double	max_z,
		double	min_z,
		vnl_double_3 const &	initial_guess,
		vnl_double_3 &	world_point,
		double	error_tol = `1.0`
	)

General camera - typically a RPC camera.

Backproject an image point onto a geotiff dem, start with initial_guess. use local ray with origin and dir from backprojection onto max_z and min_z planes

Definition at line 182 of file vpgl_backproject_dem.cxx.

◆ bproj_dem() [2/4]

bool vpgl_backproject_dem::bproj_dem	(	const vpgl_camera< double > *	cam,
		vgl_point_2d< double > const &	image_point,
		double	max_z,
		double	min_z,
		vgl_point_3d< double > const &	initial_guess,
		vgl_point_3d< double > &	world_point,
		double	error_tol = `1.0`
	)

Backproject an image point onto a geotiff dem, start with initial_guess.

use local ray with origin and dir from backprojection onto max_z and min_z planes

Definition at line 129 of file vpgl_backproject_dem.cxx.

◆ bproj_dem() [3/4]

bool vpgl_backproject_dem::bproj_dem	(	vpgl_rational_camera< double > const &	rcam,
		vnl_double_2 const &	image_point,
		double	max_z,
		double	min_z,
		vnl_double_3 const &	initial_guess,
		vnl_double_3 &	world_point,
		double	error_tol = `0.05`
	)

Backproject an image point onto a plane, start with initial_guess.

use local ray with origin and dir from backprojection onto rcam's z bounds

Definition at line 199 of file vpgl_backproject_dem.cxx.

◆ bproj_dem() [4/4]

bool vpgl_backproject_dem::bproj_dem	(	vpgl_rational_camera< double > const &	rcam,
		vgl_point_2d< double > const &	image_point,
		double	max_z,
		double	min_z,
		vgl_point_3d< double > const &	initial_guess,
		vgl_point_3d< double > &	world_point,
		double	error_tol = `0.05`
	)

Backproject an image point onto a plane, start with initial_guess.

use local ray with origin and dir from backprojection onto rcam's z bounds

Definition at line 206 of file vpgl_backproject_dem.cxx.

◆ dem_corners()

std::vector<vgl_point_3d<double> > vpgl_backproject_dem::dem_corners ( ) const

inline

geographic corners of the DEM - useful for bounding valid image regions.

Definition at line 43 of file vpgl_backproject_dem.h.

◆ geo_center()

vgl_point_3d<double> vpgl_backproject_dem::geo_center ( ) const

inline

Definition at line 36 of file vpgl_backproject_dem.h.

◆ set_verbose()

void vpgl_backproject_dem::set_verbose ( bool verbose )

inline

turn on/off messages (default not verbose).

Definition at line 33 of file vpgl_backproject_dem.h.

◆ zmax()

double vpgl_backproject_dem::zmax ( ) const

inline

elevation bounds of the DEM (with tail removal).

Definition at line 39 of file vpgl_backproject_dem.h.

◆ zmin()

double vpgl_backproject_dem::zmin ( ) const

inline

Definition at line 40 of file vpgl_backproject_dem.h.

Member Data Documentation

◆ dem_

vil_image_resource_sptr vpgl_backproject_dem::dem_

private

Definition at line 94 of file vpgl_backproject_dem.h.

◆ dem_corners_

std::vector<vgl_point_3d<double> > vpgl_backproject_dem::dem_corners_

private

Definition at line 98 of file vpgl_backproject_dem.h.

◆ dem_view_

vil_image_view<float> vpgl_backproject_dem::dem_view_

private

Definition at line 95 of file vpgl_backproject_dem.h.

◆ geo_cam_

vpgl_geo_camera* vpgl_backproject_dem::geo_cam_

private

Definition at line 96 of file vpgl_backproject_dem.h.

◆ geo_center_

vgl_point_3d<double> vpgl_backproject_dem::geo_center_

private

Definition at line 97 of file vpgl_backproject_dem.h.

◆ min_samples_

double vpgl_backproject_dem::min_samples_

private

Definition at line 92 of file vpgl_backproject_dem.h.

◆ tail_fract_

double vpgl_backproject_dem::tail_fract_

private

Definition at line 93 of file vpgl_backproject_dem.h.

◆ verbose_

bool vpgl_backproject_dem::verbose_

private

Definition at line 91 of file vpgl_backproject_dem.h.

◆ z_max_

double vpgl_backproject_dem::z_max_

private

Definition at line 101 of file vpgl_backproject_dem.h.

◆ z_min_

double vpgl_backproject_dem::z_min_

private

bounds of the DEM.

Definition at line 100 of file vpgl_backproject_dem.h.

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

core/vpgl/algo/vpgl_backproject_dem.h
core/vpgl/algo/vpgl_backproject_dem.cxx

Public Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ vpgl_backproject_dem()

◆ ~vpgl_backproject_dem()

Member Function Documentation

◆ bproj_dem() [1/4]

◆ bproj_dem() [2/4]

◆ bproj_dem() [3/4]

◆ bproj_dem() [4/4]

◆ dem_corners()

◆ geo_center()

◆ set_verbose()

◆ zmax()

◆ zmin()

Member Data Documentation

◆ dem_

◆ dem_corners_

◆ dem_view_

◆ geo_cam_

◆ geo_center_

◆ min_samples_

◆ tail_fract_

◆ verbose_

◆ z_max_

◆ z_min_