te::mnt Namespace Reference

Namespace for DTM Processing module of TerraLib. More...

Classes
class	CalculateGrid
class	CreateIsolines
class	CreateIsolinesDialog
class	ImageGenerationDialog
class	LayerSearchDialog
class	MNTGenerationDialog
class	Profile
class	ProfileDialog
class	ProfileResultDialog
class	ProfileTools
class	Shadow
class	Slope
class	SlopeDialog
class	Smooth
class	SmoothIsolinesDialog
class	SplineInterpolationGrass
class	SplineInterpolationGrassMitasova
class	Tin
	Class to define TIN strutures. More...
class	TINCalculateGrid
	Class to calculate grid from TIN. More...
class	TINCreateIsolines
	Class to generate isolines from TIN. More...
class	TINGeneration
	Class to generate TIN. More...
class	TINGenerationDialog
class	TinLine
class	TinNode
class	TinTriang
class	Volume
class	VolumeDialog
class	VolumeResultDialog

Enumerations
enum	Curve { LINEARCURVE, BSPLINECURVE, CATMULLROMCURVE }
enum	InputType { Isolines, Samples }
	Input types. More...
enum	Interpolator {   MediaCotaQuad, MediaQuad, MediaPonderada, Media,   Vizinho, SplineBilinear, SplineBicubico, Mitasova,   Bilinear, Bicubico, Linear, QuinticoBrkLine,   Quintico }
enum	Ltype { Deletedline, Normalline, Isoline, Breakline }
enum	mntType {   SAMPLE, TIN, GRID, ISOLINE,   OTHER }
enum	Ntype {   Deletednode, Normalnode, First, Last,   Breaklinenormal, Breaklinefirst, Breaklinelast, Sample,   Box }
enum	Simplify { AccumulatedDistance, Spline, DouglasPeucker, None }
enum	ToolType {   CreateLine, EditVertex, DeleteLine, InvertLine,   ToolNone }

Functions
TEMNTEXPORT bool	assembLine (std::vector< std::unique_ptr< te::gm::LineString > > &linlout, std::vector< te::gm::Point > &vect)
TEMNTEXPORT bool	convertAngleToPlanar (double &val, te::common::UnitOfMeasurePtr planar, int type)
TEMNTEXPORT bool	convertPlanarToAngle (double &val, te::common::UnitOfMeasurePtr unit)
TEMNTEXPORT double	coordToSegmentDistance (te::gm::Coord2D &fseg, te::gm::Coord2D &lseg, te::gm::Coord2D &pt, te::gm::Coord2D *pti)
TEMNTEXPORT bool	defineInterEdge (std::vector< te::gm::Point > &, te::gm::Point &, te::gm::Point &, double)
	Function that defines the intersection with an edge of a triangle. More...
TEMNTEXPORT bool	defineInterTriangle (std::vector< te::gm::Point > &, te::gm::Point *, double)
	Function that defines the intersections between an isoline and a triangle. More...
TEMNTEXPORT double	Distance (const te::gm::Coord2D &pt1, const te::gm::Coord2D &pt2)
TEMNTEXPORT double	Distance (const double pt1x, const double pt1y, const double pt2x, const double pt2y)
TEMNTEXPORT te::gm::LineString *	DouglasPeuckerTA (te::gm::LineString *lineIn, double simpFactor, double Zvalue)
TEMNTEXPORT bool	Equal (te::gm::Point &p1, te::gm::Point &p2, double &tol)
TEMNTEXPORT bool	equalFptSpt (te::gm::Point &fpt, te::gm::Point &spt, double scale)
TEMNTEXPORT bool	extractLines (std::vector< te::gm::Point > &pline, std::vector< std::unique_ptr< te::gm::LineString > > &clinlist, double scale)
TEMNTEXPORT short	findCenter (te::gm::Point *vert, double *pcx, double *pcy)
	Function that finds the center of the vertices of a triangle. More...
TEMNTEXPORT bool	Gauss_elimination (short m, short n, double mat[6][6])
TEMNTEXPORT te::gm::LineString *	GEOS_DouglasPeucker (te::gm::LineString *ls, double snap, double Zvalue)
TEMNTEXPORT void	getMinMax (te::rst::Raster *inputRst, double &vmin, double &vmax)
TEMNTEXPORT te::mnt::mntType	getMNTType (const te::da::DataSetType *dt)
TEMNTEXPORT bool	initLineVector (std::vector< te::gm::Point > &pline, std::vector< te::gm::Point > &vect)
TEMNTEXPORT bool	Least_square_fitting (double *vectx, double *vecty, short np, short deg, double *coef)
	Function that performs a leat square fitting in a set of points. More...
TEMNTEXPORT te::gm::Point	Max (te::gm::Point &p1, te::gm::Point &p2)
TEMNTEXPORT te::gm::Point	Min (te::gm::Point &p1, te::gm::Point &p2)
TEMNTEXPORT bool	normalizeVector (double *)
	Function that normalize a vector by its size. More...
TEMNTEXPORT int	onSameSide (te::gm::Coord2D pt1, te::gm::Coord2D pt2, te::gm::Coord2D fseg, te::gm::Coord2D lseg)
TEMNTEXPORT bool	onSegment (te::gm::Point &pt, te::gm::Point &fseg, te::gm::Point &lseg, double tol)
	Function that checks if a point pt is on a segment. More...
TEMNTEXPORT double	PerpendicularDistance (te::gm::Coord2D &first, te::gm::Coord2D &last, te::gm::Coord2D &pin, te::gm::Coord2D &pinter)
TEMNTEXPORT bool	point3dListFilter (std::vector< te::gm::Point > &p3dl, std::vector< bool > &fixed, double tol)
	Function that filters the points that are closer considering a given tolerance. More...
TEMNTEXPORT te::gm::LineString *	pointListSimplify (te::gm::LineString *ls, double snap, double maxdist, double Zvalue)
TEMNTEXPORT double	pointToSegmentDistance (te::gm::Point &fseg, te::gm::Point &lseg, te::gm::Point &pt, te::gm::Point *pti)
TEMNTEXPORT size_t	ReadPoints (std::string &inDsetName, te::da::DataSourcePtr &inDsrc, std::string &atrZ, double tol, te::gm::MultiPoint &mpt, std::string &geostype, te::gm::Envelope &env)
TEMNTEXPORT size_t	ReadSamples (std::string &inDsetName, te::da::DataSourcePtr &inDsrc, std::string &atrZ, double tol, double max, Simplify alg, te::gm::MultiPoint &mpt, te::gm::MultiLineString &isolines, std::string &geostype, te::gm::Envelope &env, int srid=0)
TEMNTEXPORT bool	SaveIso (std::string &outDsetName, te::da::DataSourcePtr &outDsrc, std::vector< std::unique_ptr< te::gm::LineString > > &isolist, std::vector< double > &guidevalues, int srid)
TEMNTEXPORT bool	segInterPoint (te::gm::Point &pfr, te::gm::Point &pto, te::gm::Point &lfr, te::gm::Point &lto, te::gm::Point *pt)
	Function for determines the point of two segment intersections. More...
TEMNTEXPORT short	segIntersect (te::gm::Point &pfr, te::gm::Point &pto, te::gm::Point &lfr, te::gm::Point &lto)
	Function for check segment intersection. More...
TEMNTEXPORT double	SegmentDistance (double fx, double fy, double lx, double ly, double ptx, double pty, double *pix, double *piy)
	Function that evaluates the distance between a point and a segment. More...
TEMNTEXPORT bool	testVertexValues (double, te::gm::Point *)
	Function that test the vertex values. More...
TEMNTEXPORT bool	triangleNormalVector (te::gm::Point *, double *)
	Function that defines the triangle normal vector. More...

Detailed Description

Namespace for DTM Processing module of TerraLib.

Enumeration Type Documentation

enum te::mnt::Curve

Enumerator
LINEARCURVE
BSPLINECURVE
CATMULLROMCURVE

Definition at line 71 of file src/terralib/mnt/core/Enums.h.

enum te::mnt::InputType

Input types.

Enumerator
Isolines
Samples

Definition at line 48 of file src/terralib/mnt/core/Enums.h.

enum te::mnt::Interpolator

Enumerator
MediaCotaQuad	Weighted Average/Z Value/Quadrant
MediaQuad	Weighted Average/Quadrant
MediaPonderada	Weighted Average
Media	Simple Average
Vizinho	Nearest Neighbor
SplineBilinear	Bilinear Spline
SplineBicubico	Bicubic Spline
Mitasova	Mitasova Spline
Bilinear	Bilinear
Bicubico	Bicubic
Linear	Linear
QuinticoBrkLine	Quintic with breaklines
Quintico	Quintic without breaklines

Definition at line 54 of file src/terralib/mnt/core/Enums.h.

enum te::mnt::Ltype

Enumerator
Deletedline
Normalline
Isoline
Breakline

Definition at line 20 of file src/terralib/mnt/core/Enums.h.

enum te::mnt::mntType

Enumerator
SAMPLE
TIN
GRID
ISOLINE
OTHER

Definition at line 78 of file src/terralib/mnt/core/Enums.h.

enum te::mnt::Ntype

Enumerator
Deletednode
Normalnode
First
Last
Breaklinenormal
Breaklinefirst
Breaklinelast
Sample
Box

Definition at line 31 of file src/terralib/mnt/core/Enums.h.

enum te::mnt::Simplify

Enumerator
AccumulatedDistance
Spline
DouglasPeucker
None

Definition at line 87 of file src/terralib/mnt/core/Enums.h.

enum te::mnt::ToolType

Enumerator
CreateLine
EditVertex
DeleteLine
InvertLine
ToolNone

Definition at line 53 of file ProfileDialog.h.

Function Documentation

bool te::mnt::assembLine	(	std::vector< std::unique_ptr< te::gm::LineString > > &	linlout,
		std::vector< te::gm::Point > &	vect
	)

Definition at line 1059 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::LineStringZType.

Referenced by extractLines().

bool te::mnt::convertAngleToPlanar	(	double &	val,
		te::common::UnitOfMeasurePtr	planar,
		int	type
	)

Definition at line 1618 of file src/terralib/mnt/core/Utils.cpp.

References te::common::UOM_Foot, te::common::UOM_Kilometre, and te::common::UOM_Metre.

Referenced by te::mnt::Volume::CVGrd(), and te::mnt::Profile::runRasterProfile().

bool te::mnt::convertPlanarToAngle	(	double &	val,
		te::common::UnitOfMeasurePtr	unit
	)

Definition at line 1659 of file src/terralib/mnt/core/Utils.cpp.

References te::common::UOM_Foot, te::common::UOM_Kilometre, and te::common::UOM_Metre.

Referenced by te::mnt::SmoothIsolinesDialog::onOkPushButtonClicked(), and te::mnt::TINGenerationDialog::onOkPushButtonClicked().

double te::mnt::coordToSegmentDistance	(	te::gm::Coord2D &	fseg,
		te::gm::Coord2D &	lseg,
		te::gm::Coord2D &	pt,
		te::gm::Coord2D *	pti
	)

Definition at line 635 of file src/terralib/mnt/core/Utils.cpp.

References sortpoints::c, te::gm::Coord2D::getX(), te::gm::Coord2D::getY(), SegmentDistance(), te::gm::Coord2D::x, and te::gm::Coord2D::y.

Referenced by GAP::step1(), GAP::step3(), GAP::step4(), and GAP::verifyIntersections().

bool te::mnt::defineInterEdge	(	std::vector< te::gm::Point > &	ptline,
		te::gm::Point &	fpt,
		te::gm::Point &	spt,
		double	isolin
	)

Function that defines the intersection with an edge of a triangle.

Parameters

ptline	is a pointer to a Line object
fpt	and spt are the first and second point of the edge

Returns

TRUE if the intersection is defined or FALSE otherwise

Definition at line 914 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::Point::getX(), te::gm::Point::getY(), te::gm::Point::getZ(), te::gm::PointZType, te::gm::Point::setX(), te::gm::Point::setY(), and te::gm::Point::setZ().

Referenced by defineInterTriangle().

bool te::mnt::defineInterTriangle	(	std::vector< te::gm::Point > &	ptline,
		te::gm::Point *	p3da,
		double	isolin
	)

Function that defines the intersections between an isoline and a triangle.

Parameters

ptline	is a pointer to a Line object
p3da	is a pointer to a Point3d object

Returns

TRUE if the intersections are defined or FALSE otherwise

Definition at line 864 of file src/terralib/mnt/core/Utils.cpp.

References defineInterEdge().

Referenced by te::mnt::TINCreateIsolines::run().

double te::mnt::Distance	(	const te::gm::Coord2D &	pt1,
		const te::gm::Coord2D &	pt2
	)

Definition at line 223 of file src/terralib/mnt/core/Utils.cpp.

References Distance(), te::gm::Coord2D::getX(), and te::gm::Coord2D::getY().

Referenced by te::mnt::Smooth::AdjustCatmullRom(), te::mnt::Profile::calculateProfile(), and te::mnt::SplineInterpolationGrass::pointListSimplify().

double te::mnt::Distance	(	const double	pt1x,
		const double	pt1y,
		const double	pt2x,
		const double	pt2y
	)

Definition at line 228 of file src/terralib/mnt/core/Utils.cpp.

References dx.

Referenced by Distance(), Distance(), GAP_segment::isInside(), isInside(), te::da::ST_DistanceBuffer::operator=(), pointListSimplify(), te::da::ST_DistanceBuffer::ST_DistanceBuffer(), GAP::step0(), GAP::step2(), GAP::step3(), and GAP::step4().

te::gm::LineString * te::mnt::DouglasPeuckerTA	(	te::gm::LineString *	lineIn,
		double	simpFactor,
		double	Zvalue
	)

Definition at line 315 of file src/terralib/mnt/core/Utils.cpp.

References te::common::FreeContents(), te::gm::LineString::getPointN(), te::gm::LineString::getX(), te::gm::LineString::getY(), te::gm::LineStringZType, te::gm::LineString::setPointN(), te::gm::LineString::setZ(), te::gm::LineString::size(), and TePerpendicularDistance().

bool te::mnt::Equal	(	te::gm::Point &	p1,
		te::gm::Point &	p2,
		double &	tol
	)

Definition at line 254 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::Point::getX(), te::gm::Point::getY(), and te::gm::Point::getZ().

Referenced by te::mnt::CreateIsolines::connectLines(), extractLines(), and te::mnt::TINGeneration::FindInterPoints().

bool te::mnt::equalFptSpt	(	te::gm::Point &	fpt,
		te::gm::Point &	spt,
		double	scale
	)

Definition at line 259 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::Point::getX(), and te::gm::Point::getY().

Referenced by extractLines().

bool te::mnt::extractLines	(	std::vector< te::gm::Point > &	pline,
		std::vector< std::unique_ptr< te::gm::LineString > > &	clinlist,
		double	scale
	)

Definition at line 937 of file src/terralib/mnt/core/Utils.cpp.

References assembLine(), Equal(), equalFptSpt(), initLineVector(), and te::gm::PointZType.

Referenced by te::mnt::TINCreateIsolines::run().

short te::mnt::findCenter	(	te::gm::Point *	vert,
		double *	pcx,
		double *	pcy
	)

Function that finds the center of the vertices of a triangle.

Parameters

vert	is pointer to the triangle vertices
pcx	and pcy are pointers to coordinates x and y of the vertex center points

Returns

TRUE if the centers are evaluated with no errors or FALSE otherwise

Definition at line 666 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::Point::getX(), and te::gm::Point::getY().

Referenced by te::mnt::TINGeneration::TestDelaunay().

bool te::mnt::Gauss_elimination	(	short	m,
		short	n,
		double	mat[6][6]
	)

Definition at line 1481 of file src/terralib/mnt/core/Utils.cpp.

Referenced by Least_square_fitting().

te::gm::LineString * te::mnt::GEOS_DouglasPeucker	(	te::gm::LineString *	ls,
		double	snap,
		double	Zvalue
	)

Definition at line 402 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::LineString::getPointN(), te::gm::LineStringZType, te::gm::LineString::setPointZ(), and te::gm::LineString::size().

void te::mnt::getMinMax	(	te::rst::Raster *	inputRst,
		double &	vmin,
		double &	vmax
	)

Definition at line 1678 of file src/terralib/mnt/core/Utils.cpp.

References te::rst::Raster::getBand(), te::rst::Raster::getNumberOfColumns(), te::rst::Raster::getNumberOfRows(), te::rst::Band::getProperty(), te::rst::Raster::getValue(), and te::rst::BandProperty::m_noDataValue.

Referenced by te::mnt::ImageGenerationDialog::drawPreview(), te::mnt::CreateIsolinesDialog::onInputComboBoxChanged(), te::mnt::ImageGenerationDialog::onInputComboBoxChanged(), te::mnt::SlopeDialog::onOkPushButtonClicked(), and te::mnt::ImageGenerationDialog::onOkPushButtonClicked().

te::mnt::mntType te::mnt::getMNTType

(

const te::da::DataSetType *

dt

)

Definition at line 1753 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::GeometryType, te::da::GetFirstGeomProperty(), te::gm::GeometryProperty::getGeometryType(), GRID, te::da::DataSetType::hasGeom(), te::da::DataSetType::hasRaster(), ISOLINE, te::gm::LineStringMType, te::gm::LineStringType, te::gm::LineStringZMType, te::gm::LineStringZType, te::gm::MultiLineStringMType, te::gm::MultiLineStringType, te::gm::MultiLineStringZMType, te::gm::MultiLineStringZType, te::gm::MultiPointMType, te::gm::MultiPointType, te::gm::MultiPointZMType, te::gm::MultiPointZType, te::gm::MultiPolygonZType, OTHER, te::gm::PointMType, te::gm::PointType, te::gm::PointZMType, te::gm::PointZType, te::gm::PolygonZType, te::gm::PolyhedralSurfaceZType, SAMPLE, TIN, and te::gm::TINZType.

Referenced by te::mnt::MNTGenerationDialog::onInputComboBoxChanged(), te::mnt::ProfileDialog::onInputComboBoxChanged(), te::mnt::CreateIsolinesDialog::setLayers(), te::mnt::SmoothIsolinesDialog::setLayers(), te::mnt::SlopeDialog::setLayers(), te::mnt::VolumeDialog::setLayers(), te::mnt::MNTGenerationDialog::setLayers(), te::mnt::TINGenerationDialog::setLayers(), and te::mnt::ImageGenerationDialog::setLayers().

bool te::mnt::initLineVector	(	std::vector< te::gm::Point > &	pline,
		std::vector< te::gm::Point > &	vect
	)

Definition at line 1026 of file src/terralib/mnt/core/Utils.cpp.

Referenced by extractLines().

bool te::mnt::Least_square_fitting	(	double *	vectx,
		double *	vecty,
		short	np,
		short	deg,
		double *	coef
	)

Function that performs a leat square fitting in a set of points.

Parameters

vectx	and vecty are the point coordinates
np	is the number of points
deg	is degree of the polynomium used in the fitting
coef	is a pointer to the the polynomiun coefficients

Returns

TRUE if the fitting was performed with no errors or FALSE otherwise

Definition at line 1383 of file src/terralib/mnt/core/Utils.cpp.

References Gauss_elimination().

Referenced by point3dListFilter().

te::gm::Point te::mnt::Max	(	te::gm::Point &	p1,
		te::gm::Point &	p2
	)

Definition at line 243 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::Point::getX(), te::gm::Point::getY(), and MAX.

Referenced by te::mnt::Tin::DefineInterLinesColumns(), te::vp::Dissolve::executeQuery(), te::stat::GetNumericStatisticalSummaryQuery(), te::stat::GetStringStatisticalSummaryQuery(), te::da::Max::Max(), and QueryExample().

te::gm::Point te::mnt::Min	(	te::gm::Point &	p1,
		te::gm::Point &	p2
	)

Definition at line 248 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::Point::getX(), te::gm::Point::getY(), and MIN.

Referenced by te::mnt::Tin::DefineInterLinesColumns(), te::vp::Dissolve::executeQuery(), te::stat::GetNumericStatisticalSummaryQuery(), te::stat::GetStringStatisticalSummaryQuery(), te::da::Min::Min(), and QueryExample().

bool te::mnt::normalizeVector

(

double *

nvector

)

Function that normalize a vector by its size.

Parameters

nvector

is a pointer to the vector coordinates x, y and z

Returns

TRUE always

Definition at line 1144 of file src/terralib/mnt/core/Utils.cpp.

Referenced by te::mnt::TINGeneration::TestAngleBetweenNormals().

int te::mnt::onSameSide	(	te::gm::Coord2D	pt1,
		te::gm::Coord2D	pt2,
		te::gm::Coord2D	fseg,
		te::gm::Coord2D	lseg
	)

Definition at line 1210 of file src/terralib/mnt/core/Utils.cpp.

References b, te::gm::Coord2D::getX(), and te::gm::Coord2D::getY().

Referenced by te::mnt::Smooth::AdjustCatmullRom(), and te::mnt::TINGeneration::FindInterPoints().

bool te::mnt::onSegment	(	te::gm::Point &	pt,
		te::gm::Point &	fseg,
		te::gm::Point &	lseg,
		double	tol
	)

Function that checks if a point pt is on a segment.

Parameters

pt,fseg,lseg	are pointers to Point objects
tol	is the tolerance distance between the point and the segment

Returns

true if the point is on the segment or false otherwise

Definition at line 1169 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::Point::getX(), and te::gm::Point::getY().

Referenced by te::mnt::TINGeneration::OnIsolineSegment().

double te::mnt::PerpendicularDistance	(	te::gm::Coord2D &	first,
		te::gm::Coord2D &	last,
		te::gm::Coord2D &	pin,
		te::gm::Coord2D &	pinter
	)

Definition at line 1707 of file src/terralib/mnt/core/Utils.cpp.

References dx, te::gm::Coord2D::getX(), te::gm::Coord2D::getY(), te::gm::Coord2D::x, and te::gm::Coord2D::y.

bool te::mnt::point3dListFilter	(	std::vector< te::gm::Point > &	p3dl,
		std::vector< bool > &	fixed,
		double	tol
	)

Function that filters the points that are closer considering a given tolerance.

Parameters

p3dl	is a pointer to a list of Point3dList objects
tol	is a tolerance value

Returns

TRUE always

Definition at line 1237 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::Point::getX(), te::gm::Point::getY(), te::gm::Point::getZ(), Least_square_fitting(), te::gm::PointZType, te::gm::Point::setX(), te::gm::Point::setY(), and te::gm::Point::setZ().

Referenced by te::mnt::TINGeneration::RegeneratewithNewPoints().

te::gm::LineString * te::mnt::pointListSimplify	(	te::gm::LineString *	ls,
		double	snap,
		double	maxdist,
		double	Zvalue
	)

Definition at line 426 of file src/terralib/mnt/core/Utils.cpp.

References b, d, Distance(), te::gm::LineString::getCoordinates(), te::gm::LineString::getNPoints(), te::gm::Geometry::getSRID(), te::gm::Coord2D::getX(), te::gm::Coord2D::getY(), and te::gm::LineStringZType.

Referenced by LoadIsolines(), te::mnt::SplineInterpolationGrass::pointsControlMean(), te::mnt::TINGeneration::ReadBreakLines(), ReadSamples(), and te::mnt::Smooth::run().

double te::mnt::pointToSegmentDistance	(	te::gm::Point &	fseg,
		te::gm::Point &	lseg,
		te::gm::Point &	pt,
		te::gm::Point *	pti
	)

Definition at line 647 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::Point::getX(), te::gm::Point::getY(), SegmentDistance(), te::gm::Point::setX(), and te::gm::Point::setY().

Referenced by te::mnt::TINGeneration::FindInterPoints(), te::mnt::Tin::FindTriangle(), and te::mnt::TINGeneration::InsertNode().

size_t te::mnt::ReadPoints	(	std::string &	inDsetName,
		te::da::DataSourcePtr &	inDsrc,
		std::string &	atrZ,
		double	tol,
		te::gm::MultiPoint &	mpt,
		std::string &	geostype,
		te::gm::Envelope &	env
	)

Definition at line 33 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::GeometryCollection::add(), te::gm::Point::clone(), te::dt::GEOMETRY_TYPE, te::da::GetFirstPropertyPos(), te::gm::GeometryCollection::getGeometryN(), te::gm::GeometryCollection::getNumGeometries(), te::gm::Point::getX(), te::gm::Point::getY(), te::gm::Point::getZ(), te::gm::Envelope::init(), p, te::gm::PointZType, te::gm::Point::setX(), te::gm::Point::setY(), te::gm::Point::setZ(), and te::common::TaskProgress::UNDEFINED.

Referenced by te::mnt::CalculateGrid::Initialize(), and te::mnt::TINGeneration::run().

size_t te::mnt::ReadSamples	(	std::string &	inDsetName,
		te::da::DataSourcePtr &	inDsrc,
		std::string &	atrZ,
		double	tol,
		double	max,
		Simplify	alg,
		te::gm::MultiPoint &	mpt,
		te::gm::MultiLineString &	isolines,
		std::string &	geostype,
		te::gm::Envelope &	env,
		int	srid = 0
	)

Definition at line 105 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::GeometryCollection::add(), DouglasPeucker, te::dt::GEOMETRY_TYPE, GEOS_DouglasPeucker(), te::da::GetFirstPropertyPos(), te::gm::GeometryCollection::getGeometryN(), te::gm::GeometryCollection::getNumGeometries(), te::gm::LineString::getPointN(), te::gm::Geometry::getSRID(), te::gm::LineString::getX(), te::gm::LineString::getY(), te::gm::LineString::getZ(), te::gm::Envelope::init(), te::gm::Geometry::is3D(), te::gm::LineStringZType, te::at::None, p, te::mnt::SplineInterpolationGrass::pointListSimplify(), pointListSimplify(), te::gm::LineString::setPointZ(), te::gm::LineString::setSRID(), te::gm::LineString::size(), Spline, and te::common::TaskProgress::UNDEFINED.

Referenced by te::mnt::CalculateGrid::Initialize(), te::mnt::Smooth::run(), te::mnt::TINGeneration::run(), and te::mnt::Profile::runIsolinesProfile().

bool te::mnt::SaveIso	(	std::string &	outDsetName,
		te::da::DataSourcePtr &	outDsrc,
		std::vector< std::unique_ptr< te::gm::LineString > > &	isolist,
		std::vector< double > &	guidevalues,
		int	srid
	)

Definition at line 1569 of file src/terralib/mnt/core/Utils.cpp.

References te::dt::DOUBLE_TYPE, ds, dt, te::dt::INT32_TYPE, te::gm::LineStringZType, te::common::TaskProgress::pulse(), te::vp::Save(), te::mem::DataSetItem::setDouble(), te::mem::DataSetItem::setGeometry(), te::mem::DataSetItem::setInt32(), te::mem::DataSetItem::setString(), te::dt::STRING_TYPE, and te::common::TaskProgress::UNDEFINED.

Referenced by te::mnt::TINCreateIsolines::run(), te::mnt::Smooth::run(), and te::mnt::CreateIsolines::run().

bool te::mnt::segInterPoint	(	te::gm::Point &	pfr,
		te::gm::Point &	pto,
		te::gm::Point &	lfr,
		te::gm::Point &	lto,
		te::gm::Point *	pt
	)

Function for determines the point of two segment intersections.

Parameters

pfr,pto,lfr,lto

and pt are pointers to Point objects

Returns

TRUE if the intersection was calculated with no errors or FALSE otherwise

Definition at line 765 of file src/terralib/mnt/core/Utils.cpp.

References b, te::gm::Point::getX(), te::gm::Point::getY(), te::gm::Point::setX(), and te::gm::Point::setY().

Referenced by te::mnt::TINGeneration::FindInterPoints(), and te::mnt::TINGeneration::TestIsolines().

short te::mnt::segIntersect	(	te::gm::Point &	pfr,
		te::gm::Point &	pto,
		te::gm::Point &	lfr,
		te::gm::Point &	lto
	)

Function for check segment intersection.

Parameters

pfr,pto,lfr,lto

are pointers to Point objects

Returns

point of intersection

Definition at line 752 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::PointZType, and segInterPoint().

Referenced by te::mnt::Tin::FindTriangle(), and te::mnt::TINGeneration::UpdateTriangles().

double te::mnt::SegmentDistance	(	double	fx,
		double	fy,
		double	lx,
		double	ly,
		double	ptx,
		double	pty,
		double *	pix,
		double *	piy
	)

Function that evaluates the distance between a point and a segment.

Parameters

fseg	is a pointer to the segment first point
lseg	is a pointer to the segment last point
pt	is a pointer to the considered point
pti	is a pointer to the intersection point

Returns

the distance between the point and the segment

Definition at line 582 of file src/terralib/mnt/core/Utils.cpp.

References b, and sortpoints::c.

Referenced by coordToSegmentDistance(), and pointToSegmentDistance().

bool te::mnt::testVertexValues	(	double	isolin,
		te::gm::Point *	p3da
	)

Function that test the vertex values.

Parameters

isolin	is the isolin value of a given isolin
p3da	is a pointer to a vector with Point3d objects

Returns

TRUE if the vertex values are in the same isolin or FALSE otherwise

Definition at line 816 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::Point::setZ().

Referenced by te::mnt::TINCreateIsolines::run().

bool te::mnt::triangleNormalVector	(	te::gm::Point *	p3da,
		double *	nvector
	)

Function that defines the triangle normal vector.

Parameters

p3da	are pointers to objets Point3d representing the triangle vertices
nvector	are the coordinates of the normal vector

Returns

TRUE always

Definition at line 1081 of file src/terralib/mnt/core/Utils.cpp.

References te::gm::Point::getX(), te::gm::Point::getY(), and te::gm::Point::getZ().

Referenced by te::mnt::Tin::CalcNodeFirstDeriv(), te::mnt::Tin::CalcNodeSecondDeriv(), te::mnt::Tin::CalcTriangleSecondDeriv(), te::mnt::TINGeneration::TestAngleBetweenNormals(), te::mnt::Tin::TriangleFirstDeriv(), te::mnt::Slope::TriangleGradient(), and te::mnt::Tin::TriangleSecondDeriv().