#include <vrml_layer.h>

Public Member Functions
	VRML_LAYER ()

virtual	~VRML_LAYER ()

void	GetArcParams (int &aMaxSeg, double &aMinLength, double &aMaxLength)
	Retrieve the parameters used in calculating the number of vertices in an arc.

bool	SetArcParams (int aMaxSeg, double aMinLength, double aMaxLength)
	Set the parameters used in calculating the number of vertices in an arc.

void	ResetArcParams ()
	Reset the parameters used in calculating the number of vertices in an arc to default values.

void	Clear (void)
	Erase all data except for arc parameters.

int	GetSize (void)

int	GetNContours (void)

int	NewContour (bool aPlatedHole=false)
	Create a new list of vertices and returns an index to the list.

bool	AddVertex (int aContourID, double aXpos, double aYpos)
	Add a point to the requested contour.

bool	EnsureWinding (int aContourID, bool aHoleFlag)
	Check the winding of a contour and ensures that it is a hole or a solid depending on the value of.

bool	AppendCircle (double aXpos, double aYpos, double aRadius, int aContourID, bool aHoleFlag=false)
	Add a circular contour to the specified (empty) contour.

bool	AddCircle (double aXpos, double aYpos, double aRadius, bool aHoleFlag=false, bool aPlatedHole=false)
	Create a circular contour and adds it to the internal list.

bool	AddSlot (double aCenterX, double aCenterY, double aSlotLength, double aSlotWidth, double aAngle, bool aHoleFlag=false, bool aPlatedHole=false)
	Create and add a slot feature to the list of contours.

bool	AppendArc (double aCenterX, double aCenterY, double aRadius, double aStartAngle, double aAngle, int aContourID)
	Add an arc to the specified contour.

bool	AddArc (double aCenterX, double aCenterY, double aStartX, double aStartY, double aArcWidth, double aAngle, bool aHoleFlag=false, bool aPlatedHole=false)
	Create a slotted arc and adds it to the internal list of contours.

bool	AddPolygon (const std::vector< wxRealPoint > &aPolySet, double aCenterX, double aCenterY, double aAngle)
	Create an arbitrary polygon and adds it to the list of contours.

bool	Tesselate (VRML_LAYER *holes=NULL, bool aHolesOnly=false)
	Create a list of outline vertices as well as the vertex sets required to render the surface.

bool	WriteVertices (double aZcoord, std::ostream &aOutFile, int aPrecision)
	Write out the list of vertices required to render a planar surface.

bool	Write3DVertices (double aTopZ, double aBottomZ, std::ostream &aOutFile, int aPrecision)
	Write out the list of vertices required to render an extruded solid.

bool	WriteIndices (bool aTopFlag, std::ostream &aOutFile)
	Write out the vertex sets required to render a planar surface.

bool	Write3DIndices (std::ostream &aOutFile, bool aIncludePlatedHoles=false)
	Write out the vertex sets required to render an extruded solid.

VERTEX_3D *	AddExtraVertex (double aXpos, double aYpos, bool aPlatedHole)
	Add an extra vertex as required by the GLU tesselator.

void	glStart (GLenum cmd)
	Invoked by the GLU tesselator callback to notify this object of the type of GL command which is applicable to the upcoming vertex list.

void	glPushVertex (VERTEX_3D *vertex)
	Invoked by the GLU tesselator callback; the supplied vertex is added to the internal list of vertices awaiting processing upon execution of glEnd()

void	glEnd (void)
	Invoked by the GLU tesselator callback to notify this object that the vertex list is complete and ready for processing.

void	SetGLError (GLenum error_id)
	Set the error message according to the specified OpenGL error.

int	Import (int start, GLUtesselator *aTesselator)
	Inserts all contours into the given tesselator.

VERTEX_3D *	GetVertexByIndex (int aPointIndex)
	Return a pointer to the requested vertex or NULL if no such vertex exists.

const std::string &	GetError (void)

void	SetVertexOffsets (double aXoffset, double aYoffset)

bool	Get3DTriangles (std::vector< double > &aVertexList, std::vector< int > &aIndexPlane, std::vector< int > &aIndexSide, double aTopZ, double aBotZ)
	Allocate and populate the 3D vertex and index lists with triangular vertices which may be used for rendering a volume.

bool	Get2DTriangles (std::vector< double > &aVertexList, std::vector< int > &aIndexPlane, double aHeight, bool aTopPlane)
	Allocate and populate the 3D vertex and index lists with triangular vertices which may be used for rendering a plane.

Public Attributes
bool	Fault
	set to true when a fault is encountered during tesselation

Private Member Functions
void	clearTmp (void)

bool	addTriplet (VERTEX_3D p0, VERTEX_3D p1, VERTEX_3D *p2)

VERTEX_3D *	getVertexByIndex (int aPointIndex, VRML_LAYER *holes)

void	processFan (void)

void	processStrip (void)

void	processTri (void)

void	pushVertices (bool holes)

bool	pushOutline (VRML_LAYER *holes)

int	calcNSides (double aRadius, double aAngle)

int	checkNContours (bool holes)

Private Attributes
int	maxArcSeg

double	minSegLength

double	maxSegLength

double	offsetX

double	offsetY

bool	fix

int	idx

int	ord

std::vector< VERTEX_3D * >	vertices

std::vector< std::list< int > * >	contours

std::vector< bool >	pth

std::vector< bool >	solid

std::vector< double >	areas

std::list< TRIPLET_3D >	triplets

std::list< std::list< int > * >	outline

std::vector< int >	ordmap

std::string	error

int	hidx

int	eidx

std::vector< VERTEX_3D * >	extra_verts

std::vector< VERTEX_3D * >	vlist

VRML_LAYER *	pholes

GLUtesselator *	tess

GLenum	glcmd

Detailed Description

Definition at line 76 of file vrml_layer.h.

Constructor & Destructor Documentation

◆ VRML_LAYER()

VRML_LAYER::VRML_LAYER ( )

Definition at line 168 of file vrml_layer.cpp.

References eidx, Fault, fix, GLCALLBACK, glcmd, hidx, idx, offsetX, offsetY, ord, pholes, ResetArcParams(), tess, vrml_tess_begin(), vrml_tess_combine(), vrml_tess_end(), vrml_tess_err(), and vrml_tess_vertex().

Referenced by getVertexByIndex(), pushOutline(), and Tesselate().

◆ ~VRML_LAYER()

VRML_LAYER::~VRML_LAYER ( )

virtual

Definition at line 205 of file vrml_layer.cpp.

References Clear(), and tess.

Member Function Documentation

◆ AddArc()

bool VRML_LAYER::AddArc	(	double	aCenterX,
		double	aCenterY,
		double	aStartX,
		double	aStartY,
		double	aArcWidth,
		double	aAngle,
		bool	aHoleFlag = false,
		bool	aPlatedHole = false )

Create a slotted arc and adds it to the internal list of contours.

Parameters

aCenterX	is the X coordinate of the arc's center.
aCenterY	is the Y coordinate of the arc's center.
aStartX	is the X coordinate of the starting point.
aStartY	is the Y coordinate of the starting point.
aArcWidth	is the width of the arc.
aAngle	is the included angle (degrees).
aHoleFlag	determines whether the arc is to be a hole or a solid.
aPlatedHole	is true if this is a plated slotted arc.

Returns: true if the feature was successfully created.

Definition at line 636 of file vrml_layer.cpp.

References AddVertex(), calcNSides(), error, M_PI, and NewContour().

◆ AddCircle()

bool VRML_LAYER::AddCircle	(	double	aXpos,
		double	aYpos,
		double	aRadius,
		bool	aHoleFlag = false,
		bool	aPlatedHole = false )

Create a circular contour and adds it to the internal list.

Parameters

aXpos	is the X coordinate of the hole center.
aYpos	is the Y coordinate of the hole center.
aRadius	is the radius of the hole.
aHoleFlag	determines if the contour to be created is a cutout.
aPlatedHole	is true if this is a plated hole.

Returns: true if the new contour was successfully created.

Definition at line 461 of file vrml_layer.cpp.

References AppendCircle(), error, NewContour(), and pad.

Referenced by makeBoard().

◆ AddExtraVertex()

VERTEX_3D * VRML_LAYER::AddExtraVertex	(	double	aXpos,
		double	aYpos,
		bool	aPlatedHole )

Add an extra vertex as required by the GLU tesselator.

Parameters

aXpos	is the X coordinate of the newly created point.
aYpos	is the Y coordinate of the newly created point.
aPlatedHole	is true if this point is part of a plated hole.

Returns: is the new vertex or NULL if a vertex could not be created.

Definition at line 1401 of file vrml_layer.cpp.

References eidx, extra_verts, hidx, VERTEX_3D::i, idx, VERTEX_3D::o, VERTEX_3D::pth, VERTEX_3D::x, and VERTEX_3D::y.

Referenced by vrml_tess_combine().

◆ AddPolygon()

bool VRML_LAYER::AddPolygon	(	const std::vector< wxRealPoint > &	aPolySet,
		double	aCenterX,
		double	aCenterY,
		double	aAngle )

Create an arbitrary polygon and adds it to the list of contours.

Parameters

aPolySet	is the set of polygon points.
aCenterX	is the X coordinate of the polygon's center.
aCenterY	is the Y coordinate of the polygon's center.
aAngle	is the rotation angle (degrees) of the pad.

Definition at line 567 of file vrml_layer.cpp.

References AddVertex(), DEGREES_T, EnsureWinding(), error, NewContour(), pad, and RotatePoint().

◆ AddSlot()

bool VRML_LAYER::AddSlot	(	double	aCenterX,
		double	aCenterY,
		double	aSlotLength,
		double	aSlotWidth,
		double	aAngle,
		bool	aHoleFlag = false,
		bool	aPlatedHole = false )

Create and add a slot feature to the list of contours.

Parameters

aCenterX	is the X coordinate of the slot's center.
aCenterY	is the Y coordinate of the slot's center.
aSlotLength	is the length of the slot along the major axis.
aSlotWidth	is the width of the slot along the minor axis.
aAngle	(degrees) is the orientation of the slot.
aHoleFlag	determines whether the slot is a hole or a solid.
aPlatedHole	is true if this is a plated slot.

Returns: true if the slot was successfully created.

Definition at line 481 of file vrml_layer.cpp.

References AddVertex(), calcNSides(), error, M_PI, M_PI2, NewContour(), and pad.

◆ addTriplet()

bool VRML_LAYER::addTriplet	(	VERTEX_3D *	p0,
		VERTEX_3D *	p1,
		VERTEX_3D *	p2 )

private

Definition at line 1363 of file vrml_layer.cpp.

References VERTEX_3D::o, triplets, VERTEX_3D::x, and VERTEX_3D::y.

Referenced by processFan(), processStrip(), and processTri().

◆ AddVertex()

bool VRML_LAYER::AddVertex	(	int	aContourID,
		double	aXpos,
		double	aYpos )

Add a point to the requested contour.

Parameters

aContour	is an index previously returned by a call to NewContour().
aXpos	is the X coordinate of the vertex.
aYpos	is the Y coordinate of the vertex.

Returns: true if the vertex was added.

Definition at line 331 of file vrml_layer.cpp.

References areas, contours, error, fix, VERTEX_3D::i, idx, VERTEX_3D::o, VERTEX_3D::pth, pth, v2, vertices, VERTEX_3D::x, and VERTEX_3D::y.

Referenced by AddArc(), AddPolygon(), AddSlot(), AppendArc(), AppendCircle(), and EXPORTER_PCB_VRML::ExportVrmlPolygonSet().

◆ AppendArc()

bool VRML_LAYER::AppendArc	(	double	aCenterX,
		double	aCenterY,
		double	aRadius,
		double	aStartAngle,
		double	aAngle,
		int	aContourID )

Add an arc to the specified contour.

Parameters

aCenterX	is the X coordinate of the arc's center.
aCenterY	is the Y coordinate of the arc's center.
aRadius	is the radius of the arc.
aStartAngle	(degrees) is the starting angle of the arc.
aAngle	(degrees) is the measure of the arc.
aContourID	is the contour's index.

Returns: true if the slot was successfully created.

Definition at line 593 of file vrml_layer.cpp.

References AddVertex(), calcNSides(), contours, error, and M_PI.

◆ AppendCircle()

bool VRML_LAYER::AppendCircle	(	double	aXpos,
		double	aYpos,
		double	aRadius,
		int	aContourID,
		bool	aHoleFlag = false )

Add a circular contour to the specified (empty) contour.

Parameters

aXpos	is the X coordinate of the hole center.
aYpos	is the Y coordinate of the hole center.
aRadius	is the radius of the hole.
aContourID	is the contour index.
aHoleFlag	determines if the contour to be created is a cutout.

Returns: true if the new contour was successfully created.

Definition at line 401 of file vrml_layer.cpp.

References AddVertex(), contours, error, M_PI, maxArcSeg, maxSegLength, MIN_NSIDES, and minSegLength.

Referenced by AddCircle().

◆ calcNSides()

int VRML_LAYER::calcNSides	(	double	aRadius,
		double	aAngle )

private

Definition at line 83 of file vrml_layer.cpp.

References M_PI, maxArcSeg, maxSegLength, and minSegLength.

Referenced by AddArc(), AddSlot(), and AppendArc().

◆ checkNContours()

int VRML_LAYER::checkNContours ( bool holes )

private

Definition at line 1596 of file vrml_layer.cpp.

References areas, and contours.

Referenced by Tesselate().

◆ Clear()

void VRML_LAYER::Clear ( void )

Erase all data except for arc parameters.

Definition at line 249 of file vrml_layer.cpp.

References areas, clearTmp(), contours, fix, idx, pth, and vertices.

Referenced by makeOtherOutlines(), and ~VRML_LAYER().

◆ clearTmp()

void VRML_LAYER::clearTmp ( void )

private

Definition at line 276 of file vrml_layer.cpp.

References eidx, extra_verts, Fault, glcmd, hidx, ord, ordmap, outline, solid, triplets, vertices, and vlist.

Referenced by Clear(), and Tesselate().

◆ EnsureWinding()

bool VRML_LAYER::EnsureWinding	(	int	aContourID,
		bool	aHoleFlag )

Check the winding of a contour and ensures that it is a hole or a solid depending on the value of.

Parameters

hole.
aContour	is an index to a contour as returned by NewContour().
aHoleFlag	determines if the contour must be a hole.

Returns: true if the operation succeeded.

Definition at line 367 of file vrml_layer.cpp.

References areas, contours, error, vertices, VERTEX_3D::x, and VERTEX_3D::y.

Referenced by addOutline(), AddPolygon(), EXPORTER_PCB_VRML::ExportVrmlPolygonSet(), makeBoard(), and makeOtherOutlines().

◆ Get2DTriangles()

bool VRML_LAYER::Get2DTriangles	(	std::vector< double > &	aVertexList,
		std::vector< int > &	aIndexPlane,
		double	aHeight,
		bool	aTopPlane )

Allocate and populate the 3D vertex and index lists with triangular vertices which may be used for rendering a plane.

Parameters

aVertexList	will store the vertices.
aIndexPlane	will store the indices for the plane.
aHeight	is the plane of the model.
aTopPlane	is true if the plane is a top plane (false = reverse indices).

Definition at line 1960 of file vrml_layer.cpp.

References getVertexByIndex(), offsetX, offsetY, ordmap, outline, pholes, triplets, VERTEX_3D::x, and VERTEX_3D::y.

◆ Get3DTriangles()

bool VRML_LAYER::Get3DTriangles	(	std::vector< double > &	aVertexList,
		std::vector< int > &	aIndexPlane,
		std::vector< int > &	aIndexSide,
		double	aTopZ,
		double	aBotZ )

Allocate and populate the 3D vertex and index lists with triangular vertices which may be used for rendering a volume.

Parameters

aVertexList	will store the vertices.
aIndexPlane	will store the indices for the top + bottom planes.
aIndexSide	will store the indices for the vertical wall.
aTopZ	is the top plane of the model.
aBotZ	is the bottom plane of the model.

Definition at line 1788 of file vrml_layer.cpp.

References getVertexByIndex(), offsetX, offsetY, ordmap, outline, pholes, triplets, VERTEX_3D::x, and VERTEX_3D::y.

Referenced by vrmlToSG().

◆ GetArcParams()

void VRML_LAYER::GetArcParams	(	int &	aMaxSeg,
		double &	aMinLength,
		double &	aMaxLength )

Retrieve the parameters used in calculating the number of vertices in an arc.

Parameters

aMaxSeg	is the maximum number of segments for an arc with cords of length aMinLength.
aMinLength	is the minimum length of cords in an arc.
aMaxLength	is the maximum length of cords in an arc.

Definition at line 226 of file vrml_layer.cpp.

References maxArcSeg, maxSegLength, and minSegLength.

◆ GetError()

const std::string & VRML_LAYER::GetError ( void )

Returns: the error message related to the last failed operation.

Definition at line 1774 of file vrml_layer.cpp.

References error.

Referenced by EXPORTER_PCB_VRML::ExportVrmlPolygonSet(), getVertexByIndex(), and Tesselate().

◆ GetNContours()

int VRML_LAYER::GetNContours ( void )

inline

Returns: the number of stored contours.

Definition at line 121 of file vrml_layer.h.

References contours.

Referenced by makeBoard(), and makeOtherOutlines().

◆ GetSize()

int VRML_LAYER::GetSize ( void )

Returns: the total number of vertices indexed.

Definition at line 1698 of file vrml_layer.cpp.

References vertices.

Referenced by Tesselate().

◆ GetVertexByIndex()

VERTEX_3D * VRML_LAYER::GetVertexByIndex ( int aPointIndex )

Return a pointer to the requested vertex or NULL if no such vertex exists.

Parameters

aPointIndex is a vertex index.

Returns: the requested vertex or NULL

Definition at line 1760 of file vrml_layer.cpp.

References error, and vertices.

Referenced by getVertexByIndex().

◆ getVertexByIndex()

VERTEX_3D * VRML_LAYER::getVertexByIndex	(	int	aPointIndex,
		VRML_LAYER *	holes )

private

Definition at line 1658 of file vrml_layer.cpp.

References error, extra_verts, GetError(), GetVertexByIndex(), hidx, idx, vertices, and VRML_LAYER().

Referenced by Get2DTriangles(), Get3DTriangles(), pushOutline(), Write3DIndices(), Write3DVertices(), and WriteVertices().

◆ glEnd()

void VRML_LAYER::glEnd ( void )

Invoked by the GLU tesselator callback to notify this object that the vertex list is complete and ready for processing.

Definition at line 1441 of file vrml_layer.cpp.

References glcmd, outline, processFan(), processStrip(), processTri(), solid, and vlist.

Referenced by vrml_tess_end().

◆ glPushVertex()

void VRML_LAYER::glPushVertex ( VERTEX_3D * vertex )

Invoked by the GLU tesselator callback; the supplied vertex is added to the internal list of vertices awaiting processing upon execution of glEnd()

Parameters

vertex is a vertex forming part of the GL command as previously set by glStart.

Definition at line 1429 of file vrml_layer.cpp.

References VERTEX_3D::i, VERTEX_3D::o, ord, ordmap, and vlist.

Referenced by vrml_tess_vertex().

◆ glStart()

void VRML_LAYER::glStart ( GLenum cmd )

Invoked by the GLU tesselator callback to notify this object of the type of GL command which is applicable to the upcoming vertex list.

Parameters

cmd	is the GL command.

Definition at line 1420 of file vrml_layer.cpp.

References glcmd, and vlist.

Referenced by vrml_tess_begin().

◆ Import()

int VRML_LAYER::Import	(	int	start,
		GLUtesselator *	aTesselator )

Inserts all contours into the given tesselator.

This results in the renumbering of all vertices from start. Take care when using this call since tesselators cannot work on the internal data concurrently.

Parameters

start	is the starting number for vertex indices.
tess	is a pointer to a GLU Tesselator object.

Returns: the number of vertices exported.

Definition at line 1704 of file vrml_layer.cpp.

References contours, error, vertices, VERTEX_3D::x, and VERTEX_3D::y.

Referenced by Tesselate().

◆ NewContour()

int VRML_LAYER::NewContour ( bool aPlatedHole = false )

Create a new list of vertices and returns an index to the list.

Parameters

aPlatedHole is true if the new contour will represent a plated hole.

Returns: index to the list or -1 if the operation failed.

Definition at line 315 of file vrml_layer.cpp.

References areas, contours, fix, and pth.

Referenced by AddArc(), AddCircle(), AddPolygon(), AddSlot(), and EXPORTER_PCB_VRML::ExportVrmlPolygonSet().

◆ processFan()

void VRML_LAYER::processFan ( void )

private

Definition at line 1530 of file vrml_layer.cpp.

References addTriplet(), end, and vlist.

Referenced by glEnd().

◆ processStrip()

void VRML_LAYER::processStrip ( void )

private

Definition at line 1547 of file vrml_layer.cpp.

References addTriplet(), end, and vlist.

Referenced by glEnd().

◆ processTri()

void VRML_LAYER::processTri ( void )

private

Definition at line 1579 of file vrml_layer.cpp.

References addTriplet(), end, and vlist.

Referenced by glEnd().

◆ pushOutline()

bool VRML_LAYER::pushOutline ( VRML_LAYER * holes )

private

Definition at line 917 of file vrml_layer.cpp.

References end, error, getVertexByIndex(), ordmap, outline, tess, VRML_LAYER(), VERTEX_3D::x, and VERTEX_3D::y.

Referenced by Tesselate().

◆ pushVertices()

void VRML_LAYER::pushVertices ( bool holes )

private

Definition at line 1618 of file vrml_layer.cpp.

References areas, contours, end, tess, vertices, VERTEX_3D::x, and VERTEX_3D::y.

Referenced by Tesselate().

◆ ResetArcParams()

void VRML_LAYER::ResetArcParams ( )

Reset the parameters used in calculating the number of vertices in an arc to default values.

Definition at line 217 of file vrml_layer.cpp.

References maxArcSeg, maxSegLength, and minSegLength.

Referenced by VRML_LAYER().

◆ SetArcParams()

bool VRML_LAYER::SetArcParams	(	int	aMaxSeg,
		double	aMinLength,
		double	aMaxLength )

Set the parameters used in calculating the number of vertices in an arc.

The default settings are reasonable for rendering for unit lengths of 1mm.

Parameters

aMaxSeg	is the maximum number of segments for an arc with cords of length aMinLength.
aMinLength	is the minimum length of cords in an arc.
aMaxLength	is the maximum length of cords in an arc.

Returns: true if the parameters were accepted.

Definition at line 234 of file vrml_layer.cpp.

References maxArcSeg, maxSegLength, and minSegLength.

◆ SetGLError()

void VRML_LAYER::SetGLError ( GLenum error_id )

Set the error message according to the specified OpenGL error.

Definition at line 1511 of file vrml_layer.cpp.

References error.

Referenced by vrml_tess_err().

◆ SetVertexOffsets()

void VRML_LAYER::SetVertexOffsets	(	double	aXoffset,
		double	aYoffset )

Definition at line 1780 of file vrml_layer.cpp.

References offsetX, and offsetY.

◆ Tesselate()

bool VRML_LAYER::Tesselate	(	VRML_LAYER *	holes = NULL,
		bool	aHolesOnly = false )

Create a list of outline vertices as well as the vertex sets required to render the surface.

Parameters

holes	is an optional pointer to cutouts to be imposed on the surface.
aHolesOnly	is true if the outline contains only holes.

Returns: true if the operation succeeded.

Definition at line 750 of file vrml_layer.cpp.

References areas, checkNContours(), clearTmp(), contours, eidx, error, extra_verts, Fault, fix, GetError(), GetSize(), hidx, idx, Import(), ord, ordmap, outline, pholes, pushOutline(), pushVertices(), solid, tess, vertices, VRML_LAYER(), VERTEX_3D::x, and VERTEX_3D::y.

Referenced by vrmlToSG().

◆ Write3DIndices()

bool VRML_LAYER::Write3DIndices	(	std::ostream &	aOutFile,
		bool	aIncludePlatedHoles = false )

Write out the vertex sets required to render an extruded solid.

Parameters

aOutFile	is the file to write to.
aIncludePlatedHoles	is true if holes marked as plated should be rendered. Default is false since the user will usually render these holes in a different color.

Returns: true if the operation succeeded.

Definition at line 1170 of file vrml_layer.cpp.

References error, getVertexByIndex(), ordmap, outline, pholes, pth, solid, and triplets.

Referenced by EXPORTER_PCB_VRML::write_triangle_bag().

◆ Write3DVertices()

bool VRML_LAYER::Write3DVertices	(	double	aTopZ,
		double	aBottomZ,
		std::ostream &	aOutFile,
		int	aPrecision )

Write out the list of vertices required to render an extruded solid.

Parameters

aTopZ	is the Z coordinate of the top plane.
aBottomZ	is the Z coordinate of the bottom plane.
aOutFile	is the file to write to.
aPrecision	is the precision of the output coordinates.

Returns: true if the operation succeeded.

Definition at line 1038 of file vrml_layer.cpp.

References error, FormatDoublet(), FormatSinglet(), getVertexByIndex(), offsetX, offsetY, ordmap, pholes, VERTEX_3D::x, and VERTEX_3D::y.

Referenced by EXPORTER_PCB_VRML::write_triangle_bag().

◆ WriteIndices()

bool VRML_LAYER::WriteIndices	(	bool	aTopFlag,
		std::ostream &	aOutFile )

Write out the vertex sets required to render a planar surface.

Parameters

aTopFlag	is true if the surface is to be visible from above; if false the surface will be visible from below.
aOutFile	is the file to write to.

Returns: true if the operation succeeded.

Definition at line 1123 of file vrml_layer.cpp.

References error, and triplets.

Referenced by EXPORTER_PCB_VRML::write_triangle_bag().

◆ WriteVertices()

bool VRML_LAYER::WriteVertices	(	double	aZcoord,
		std::ostream &	aOutFile,
		int	aPrecision )

Write out the list of vertices required to render a planar surface.

Parameters

aZcoord	is the Z coordinate of the plane.
aOutFile	is the file to write to.
aPrecision	is the precision of the output coordinates.

Returns: true if the operation succeeded.

Definition at line 995 of file vrml_layer.cpp.

References error, FormatDoublet(), FormatSinglet(), getVertexByIndex(), offsetX, offsetY, ordmap, pholes, VERTEX_3D::x, and VERTEX_3D::y.

Referenced by EXPORTER_PCB_VRML::write_triangle_bag().

Member Data Documentation

◆ areas

std::vector< double > VRML_LAYER::areas

private

Definition at line 422 of file vrml_layer.h.

Referenced by AddVertex(), checkNContours(), Clear(), EnsureWinding(), NewContour(), pushVertices(), and Tesselate().

◆ contours

std::vector<std::list<int>*> VRML_LAYER::contours

private

Definition at line 419 of file vrml_layer.h.

Referenced by AddVertex(), AppendArc(), AppendCircle(), checkNContours(), Clear(), EnsureWinding(), GetNContours(), Import(), NewContour(), pushVertices(), and Tesselate().

◆ eidx

int VRML_LAYER::eidx

private

Definition at line 430 of file vrml_layer.h.

Referenced by AddExtraVertex(), clearTmp(), Tesselate(), and VRML_LAYER().

◆ error

std::string VRML_LAYER::error

private

Definition at line 427 of file vrml_layer.h.

Referenced by AddArc(), AddCircle(), AddPolygon(), AddSlot(), AddVertex(), AppendArc(), AppendCircle(), EnsureWinding(), GetError(), GetVertexByIndex(), getVertexByIndex(), Import(), pushOutline(), SetGLError(), Tesselate(), Write3DIndices(), Write3DVertices(), WriteIndices(), and WriteVertices().

◆ extra_verts

std::vector<VERTEX_3D*> VRML_LAYER::extra_verts

private

Definition at line 431 of file vrml_layer.h.

Referenced by AddExtraVertex(), clearTmp(), getVertexByIndex(), and Tesselate().

◆ Fault

bool VRML_LAYER::Fault

set to true when a fault is encountered during tesselation

Definition at line 403 of file vrml_layer.h.

Referenced by clearTmp(), Tesselate(), VRML_LAYER(), and vrml_tess_err().

◆ fix

bool VRML_LAYER::fix

private

Definition at line 415 of file vrml_layer.h.

Referenced by AddVertex(), Clear(), NewContour(), Tesselate(), and VRML_LAYER().

◆ glcmd

GLenum VRML_LAYER::glcmd

private

Definition at line 437 of file vrml_layer.h.

Referenced by clearTmp(), glEnd(), glStart(), and VRML_LAYER().

◆ hidx

int VRML_LAYER::hidx

private

Definition at line 429 of file vrml_layer.h.

Referenced by AddExtraVertex(), clearTmp(), getVertexByIndex(), Tesselate(), and VRML_LAYER().

◆ idx

int VRML_LAYER::idx

private

Definition at line 416 of file vrml_layer.h.

Referenced by AddExtraVertex(), AddVertex(), Clear(), getVertexByIndex(), Tesselate(), and VRML_LAYER().

◆ maxArcSeg

int VRML_LAYER::maxArcSeg

private

Definition at line 407 of file vrml_layer.h.

Referenced by AppendCircle(), calcNSides(), GetArcParams(), ResetArcParams(), and SetArcParams().

◆ maxSegLength

double VRML_LAYER::maxSegLength

private

Definition at line 409 of file vrml_layer.h.

Referenced by AppendCircle(), calcNSides(), GetArcParams(), ResetArcParams(), and SetArcParams().

◆ minSegLength

double VRML_LAYER::minSegLength

private

Definition at line 408 of file vrml_layer.h.

Referenced by AppendCircle(), calcNSides(), GetArcParams(), ResetArcParams(), and SetArcParams().

◆ offsetX

double VRML_LAYER::offsetX

private

Definition at line 412 of file vrml_layer.h.

Referenced by Get2DTriangles(), Get3DTriangles(), SetVertexOffsets(), VRML_LAYER(), Write3DVertices(), and WriteVertices().

◆ offsetY

double VRML_LAYER::offsetY

private

Definition at line 413 of file vrml_layer.h.

Referenced by Get2DTriangles(), Get3DTriangles(), SetVertexOffsets(), VRML_LAYER(), Write3DVertices(), and WriteVertices().

◆ ord

int VRML_LAYER::ord

private

Definition at line 417 of file vrml_layer.h.

Referenced by clearTmp(), glPushVertex(), Tesselate(), and VRML_LAYER().

◆ ordmap

std::vector<int> VRML_LAYER::ordmap

private

Definition at line 425 of file vrml_layer.h.

Referenced by clearTmp(), Get2DTriangles(), Get3DTriangles(), glPushVertex(), pushOutline(), Tesselate(), Write3DIndices(), Write3DVertices(), and WriteVertices().

◆ outline

std::list<std::list<int>*> VRML_LAYER::outline

private

Definition at line 424 of file vrml_layer.h.

Referenced by clearTmp(), Get2DTriangles(), Get3DTriangles(), glEnd(), pushOutline(), Tesselate(), and Write3DIndices().

◆ pholes

VRML_LAYER* VRML_LAYER::pholes

private

Definition at line 433 of file vrml_layer.h.

Referenced by Get2DTriangles(), Get3DTriangles(), Tesselate(), VRML_LAYER(), Write3DIndices(), Write3DVertices(), and WriteVertices().

◆ pth

std::vector<bool> VRML_LAYER::pth

private

Definition at line 420 of file vrml_layer.h.

Referenced by AddVertex(), Clear(), NewContour(), and Write3DIndices().

◆ solid

std::vector<bool> VRML_LAYER::solid

private

Definition at line 421 of file vrml_layer.h.

Referenced by clearTmp(), glEnd(), Tesselate(), and Write3DIndices().

◆ tess

GLUtesselator* VRML_LAYER::tess

private

Definition at line 436 of file vrml_layer.h.

Referenced by pushOutline(), pushVertices(), Tesselate(), VRML_LAYER(), and ~VRML_LAYER().

◆ triplets

std::list<TRIPLET_3D> VRML_LAYER::triplets

private

Definition at line 423 of file vrml_layer.h.

Referenced by addTriplet(), clearTmp(), Get2DTriangles(), Get3DTriangles(), Write3DIndices(), and WriteIndices().

◆ vertices

std::vector<VERTEX_3D*> VRML_LAYER::vertices

private

Definition at line 418 of file vrml_layer.h.

Referenced by AddVertex(), Clear(), clearTmp(), EnsureWinding(), GetSize(), GetVertexByIndex(), getVertexByIndex(), Import(), pushVertices(), and Tesselate().

◆ vlist

std::vector<VERTEX_3D*> VRML_LAYER::vlist

private

Definition at line 432 of file vrml_layer.h.

Referenced by clearTmp(), glEnd(), glPushVertex(), glStart(), processFan(), processStrip(), and processTri().

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

Public Member Functions

Public Attributes

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ VRML_LAYER()

◆ ~VRML_LAYER()

Member Function Documentation

◆ AddArc()

◆ AddCircle()

◆ AddExtraVertex()

◆ AddPolygon()

◆ AddSlot()

◆ addTriplet()

◆ AddVertex()

◆ AppendArc()

◆ AppendCircle()

◆ calcNSides()

◆ checkNContours()

◆ Clear()

◆ clearTmp()

◆ EnsureWinding()

◆ Get2DTriangles()

◆ Get3DTriangles()

◆ GetArcParams()

◆ GetError()

◆ GetNContours()

◆ GetSize()

◆ GetVertexByIndex()

◆ getVertexByIndex()

◆ glEnd()

◆ glPushVertex()

◆ glStart()

◆ Import()

◆ NewContour()

◆ processFan()

◆ processStrip()

◆ processTri()

◆ pushOutline()

◆ pushVertices()

◆ ResetArcParams()

◆ SetArcParams()

◆ SetGLError()

◆ SetVertexOffsets()

◆ Tesselate()

◆ Write3DIndices()

◆ Write3DVertices()

◆ WriteIndices()

◆ WriteVertices()

Member Data Documentation

◆ areas

◆ contours

◆ eidx

◆ error

◆ extra_verts

◆ Fault

◆ fix

◆ glcmd

◆ hidx

◆ idx

◆ maxArcSeg

◆ maxSegLength

◆ minSegLength

◆ offsetX

◆ offsetY

◆ ord

◆ ordmap

◆ outline

◆ pholes

◆ pth

◆ solid

◆ tess

◆ triplets

◆ vertices

◆ vlist