KiCad PCB EDA Suite
SHAPE_ARC Class Reference

#include <shape_arc.h>

Inheritance diagram for SHAPE_ARC:
SHAPE

Public Member Functions

 SHAPE_ARC ()
 
 SHAPE_ARC (const VECTOR2I &aArcCenter, const VECTOR2I &aArcStartPoint, double aCenterAngle, int aWidth=0)
 SHAPE_ARC ctor. More...
 
 SHAPE_ARC (const SHAPE_ARC &aOther)
 
 ~SHAPE_ARC ()
 
SHAPEClone () const override
 Function Clone() More...
 
const VECTOR2IGetP0 () const
 
const VECTOR2I GetP1 () const
 
const VECTOR2IGetCenter () const
 
const BOX2I BBox (int aClearance=0) const override
 Function BBox() More...
 
bool Collide (const SEG &aSeg, int aClearance=0) const override
 Function Collide() More...
 
bool Collide (const VECTOR2I &aP, int aClearance=0) const override
 Function Collide() More...
 
void SetWidth (int aWidth)
 
int GetWidth () const
 
bool IsSolid () const override
 
void Move (const VECTOR2I &aVector) override
 
int GetRadius () const
 
SEG GetChord () const
 
double GetCentralAngle () const
 
double GetStartAngle () const
 
double GetEndAngle () const
 
const SHAPE_LINE_CHAIN ConvertToPolyline (double aAccuracy=500.0) const
 Constructs a SHAPE_LINE_CHAIN of segments from a given arc. More...
 
SHAPE_TYPE Type () const
 Function Type() More...
 
virtual bool Collide (const SHAPE *aShape, int aClearance, VECTOR2I &aMTV) const
 Function Collide() More...
 
virtual bool Collide (const SHAPE *aShape, int aClearance=0) const
 
virtual VECTOR2I Centre () const
 Function Centre() More...
 
virtual bool Parse (std::stringstream &aStream)
 
virtual const std::string Format () const
 
FACETNewFacet ()
 
SGNODECalcShape (SGNODE *aParent, SGNODE *aColor, WRL1_ORDER aVertexOrder, float aCreaseLimit=0.74317, bool isVRML2=false)
 

Protected Types

typedef VECTOR2I::extended_type ecoord
 

Protected Attributes

SHAPE_TYPE m_type
 

type of our shape

More...
 

Private Member Functions

bool ccw (const VECTOR2I &aA, const VECTOR2I &aB, const VECTOR2I &aC) const
 

Private Attributes

VECTOR2I m_p0
 
VECTOR2I m_pc
 
double m_centralAngle
 
int m_width
 

Detailed Description

Definition at line 35 of file shape_arc.h.

Member Typedef Documentation

◆ ecoord

typedef VECTOR2I::extended_type SHAPE::ecoord
protectedinherited

Definition at line 63 of file shape.h.

Constructor & Destructor Documentation

◆ SHAPE_ARC() [1/3]

SHAPE_ARC::SHAPE_ARC ( )
inline

Definition at line 38 of file shape_arc.h.

38  :
39  SHAPE( SH_ARC ), m_centralAngle( 0.0 ), m_width( 0 ) {};
SHAPE(SHAPE_TYPE aType)
Constructor.
Definition: shape.h:72
compound shape, consisting of multiple simple shapes
Definition: shape.h:52
int m_width
Definition: shape_arc.h:148
double m_centralAngle
Definition: shape_arc.h:146

Referenced by Clone().

◆ SHAPE_ARC() [2/3]

SHAPE_ARC::SHAPE_ARC ( const VECTOR2I aArcCenter,
const VECTOR2I aArcStartPoint,
double  aCenterAngle,
int  aWidth = 0 
)
inline

SHAPE_ARC ctor.

Parameters
aArcCenteris the arc center
aArcStartPointis the arc start point
aCenterAngleis the arc angle in degrees
aWidthis the arc line thickness

Definition at line 48 of file shape_arc.h.

49  :
50  SHAPE( SH_ARC ), m_p0( aArcStartPoint ), m_pc( aArcCenter ), m_centralAngle( aCenterAngle ),
51  m_width( aWidth )
52  {
53  }
SHAPE(SHAPE_TYPE aType)
Constructor.
Definition: shape.h:72
VECTOR2I m_p0
Definition: shape_arc.h:145
compound shape, consisting of multiple simple shapes
Definition: shape.h:52
VECTOR2I m_pc
Definition: shape_arc.h:145
int m_width
Definition: shape_arc.h:148
double m_centralAngle
Definition: shape_arc.h:146

◆ SHAPE_ARC() [3/3]

SHAPE_ARC::SHAPE_ARC ( const SHAPE_ARC aOther)
inline

Definition at line 55 of file shape_arc.h.

56  : SHAPE( SH_ARC )
57  {
58  m_p0 = aOther.m_p0;
59  m_pc = aOther.m_pc;
61  m_width = aOther.m_width;
62  }
SHAPE(SHAPE_TYPE aType)
Constructor.
Definition: shape.h:72
VECTOR2I m_p0
Definition: shape_arc.h:145
compound shape, consisting of multiple simple shapes
Definition: shape.h:52
VECTOR2I m_pc
Definition: shape_arc.h:145
int m_width
Definition: shape_arc.h:148
double m_centralAngle
Definition: shape_arc.h:146

References m_centralAngle, m_p0, m_pc, and m_width.

◆ ~SHAPE_ARC()

SHAPE_ARC::~SHAPE_ARC ( )
inline

Definition at line 64 of file shape_arc.h.

64 {}

Member Function Documentation

◆ BBox()

const BOX2I SHAPE_ARC::BBox ( int  aClearance = 0) const
overridevirtual

Function BBox()

Computes a bounding box of the shape, with a margin of aClearance a collision.

Parameters
aClearancehow much the bounding box is expanded wrs to the minimum enclosing rectangle for the shape.
Returns
the bounding box.

Implements SHAPE.

Definition at line 160 of file shape_arc.cpp.

161 {
162  BOX2I bbox;
163  std::vector<VECTOR2I> points;
164  // Put start and end points in the point list
165  points.push_back( m_p0 );
166  points.push_back( GetP1() );
167  // points.push_back( m_pc ); the center point is not necessary in the BBox
168 
169  double start_angle = GetStartAngle();
170  double end_angle = start_angle + GetCentralAngle();
171 
172  // we always count quadrants clockwise (increasing angle)
173  if( start_angle > end_angle )
174  std::swap( start_angle, end_angle );
175 
176  int quad_angle_start = std::ceil( start_angle / 90.0 );
177  int quad_angle_end = std::floor( end_angle / 90.0 );
178 
179  // count through quadrants included in arc
180  for( int quad_angle = quad_angle_start; quad_angle <= quad_angle_end; ++quad_angle )
181  {
182  const int radius = GetRadius();
183  VECTOR2I quad_pt = m_pc;
184 
185  switch( quad_angle % 4 )
186  {
187  case 0: quad_pt += { radius, 0 }; break;
188  case 1:
189  case -3: quad_pt += { 0, radius }; break;
190  case 2:
191  case -2: quad_pt += { -radius, 0 }; break;
192  case 3:
193  case -1: quad_pt += { 0, -radius }; break;
194  default: assert( false );
195  }
196 
197  points.push_back( quad_pt );
198  }
199 
200  bbox.Compute( points );
201 
202  if( aClearance != 0 )
203  bbox.Inflate( aClearance );
204 
205  return bbox;
206 }
VECTOR2 defines a general 2D-vector/point.
Definition: vector2d.h:61
void Compute(const Container &aPointList)
Compute the bounding box from a given list of points.
Definition: box2.h:90
double GetStartAngle() const
Definition: shape_arc.cpp:216
int GetRadius() const
Definition: shape_arc.cpp:242
VECTOR2I m_p0
Definition: shape_arc.h:145
const VECTOR2I GetP1() const
Definition: shape_arc.cpp:147
BOX2< Vec > & Inflate(coord_type dx, coord_type dy)
Function Inflate inflates the rectangle horizontally by dx and vertically by dy.
Definition: box2.h:301
double GetCentralAngle() const
Definition: shape_arc.cpp:237
VECTOR2I m_pc
Definition: shape_arc.h:145

References BOX2< Vec >::Compute(), GetCentralAngle(), GetP1(), GetRadius(), GetStartAngle(), BOX2< Vec >::Inflate(), m_p0, and m_pc.

Referenced by CheckArcGeom(), and GERBER_DRAW_ITEM::GetBoundingBox().

◆ CalcShape()

SGNODE * SHAPE::CalcShape ( SGNODE aParent,
SGNODE aColor,
WRL1_ORDER  aVertexOrder,
float  aCreaseLimit = 0.74317,
bool  isVRML2 = false 
)
inherited

Definition at line 713 of file wrlfacet.cpp.

715 {
716  if( facets.empty() || !facets.front()->HasMinPoints() )
717  return NULL;
718 
719  std::vector< std::list< FACET* > > flist;
720 
721  // determine the max. index and size flist as appropriate
722  std::list< FACET* >::iterator sF = facets.begin();
723  std::list< FACET* >::iterator eF = facets.end();
724 
725  int maxIdx = 0;
726  int tmi;
727  float maxV = 0.0;
728  float tV = 0.0;
729 
730  while( sF != eF )
731  {
732  tV = (*sF)->CalcFaceNormal();
733  tmi = (*sF)->GetMaxIndex();
734 
735  if( tmi > maxIdx )
736  maxIdx = tmi;
737 
738  if( tV > maxV )
739  maxV = tV;
740 
741  ++sF;
742  }
743 
744  ++maxIdx;
745 
746  if( maxIdx < 3 )
747  return NULL;
748 
749  flist.resize( maxIdx );
750 
751  // create the lists of facets common to indices
752  sF = facets.begin();
753 
754  while( sF != eF )
755  {
756  (*sF)->Renormalize( tV );
757  (*sF)->CollectVertices( flist );
758  ++sF;
759  }
760 
761  // calculate the normals
762  size_t vs = flist.size();
763 
764  for( size_t i = 0; i < vs; ++i )
765  {
766  sF = flist[i].begin();
767  eF = flist[i].end();
768 
769  while( sF != eF )
770  {
771  (*sF)->CalcVertexNormal( i, flist[i], aCreaseLimit );
772  ++sF;
773  }
774  }
775 
776  std::vector< WRLVEC3F > vertices;
777  std::vector< WRLVEC3F > normals;
778  std::vector< SGCOLOR > colors;
779 
780  // push the facet data to the final output list
781  sF = facets.begin();
782  eF = facets.end();
783 
784  while( sF != eF )
785  {
786  (*sF)->GetData( vertices, normals, colors, aVertexOrder );
787  ++sF;
788  }
789 
790  flist.clear();
791 
792  if( vertices.size() < 3 )
793  return NULL;
794 
795  IFSG_SHAPE shapeNode( false );
796 
797  if( !isVRML2 )
798  {
799  shapeNode.NewNode( aParent );
800 
801  if( aColor )
802  {
803  if( NULL == S3D::GetSGNodeParent( aColor ) )
804  shapeNode.AddChildNode( aColor );
805  else
806  shapeNode.AddRefNode( aColor );
807  }
808  }
809 
810  std::vector< SGPOINT > lCPts; // vertex points in SGPOINT (double) format
811  std::vector< SGVECTOR > lCNorm; // per-vertex normals
812  vs = vertices.size();
813 
814  for( size_t i = 0; i < vs; ++i )
815  {
816  SGPOINT pt;
817  pt.x = vertices[i].x;
818  pt.y = vertices[i].y;
819  pt.z = vertices[i].z;
820  lCPts.push_back( pt );
821  lCNorm.emplace_back( normals[i].x, normals[i].y, normals[i].z );
822  }
823 
824  vertices.clear();
825  normals.clear();
826 
827  IFSG_FACESET fsNode( false );
828 
829  if( !isVRML2 )
830  fsNode.NewNode( shapeNode );
831  else
832  fsNode.NewNode( aParent );
833 
834  IFSG_COORDS cpNode( fsNode );
835  cpNode.SetCoordsList( lCPts.size(), &lCPts[0] );
836  IFSG_COORDINDEX ciNode( fsNode );
837 
838  for( int i = 0; i < (int)lCPts.size(); ++i )
839  ciNode.AddIndex( i );
840 
841  IFSG_NORMALS nmNode( fsNode );
842  nmNode.SetNormalList( lCNorm.size(), &lCNorm[0] );
843 
844  if( !colors.empty() )
845  {
846  IFSG_COLORS nmColor( fsNode );
847  nmColor.SetColorList( colors.size(), &colors[0] );
848  colors.clear();
849  }
850 
851  if( !isVRML2 )
852  return shapeNode.GetRawPtr();
853 
854  return fsNode.GetRawPtr();
855 }
double x
Definition: sg_base.h:70
IFSG_COORDS is the wrapper for SGCOORDS.
Definition: ifsg_coords.h:40
IFSG_COORDINDEX is the wrapper for SGCOORDINDEX.
IFSG_COLORS is the wrapper for SGCOLORS.
Definition: ifsg_colors.h:41
SGLIB_API SGNODE * GetSGNodeParent(SGNODE *aNode)
Definition: ifsg_api.cpp:636
double y
Definition: sg_base.h:71
IFSG_NORMALS is the wrapper for the SGNORMALS class.
Definition: ifsg_normals.h:40
#define NULL
std::list< FACET * > facets
Definition: wrlfacet.h:143
IFSG_FACESET is the wrapper for the SGFACESET class.
Definition: ifsg_faceset.h:40
double z
Definition: sg_base.h:72
static VRML_COLOR colors[VRML_COLOR_LAST]
IFSG_SHAPE is the wrapper for the SGSHAPE class.
Definition: ifsg_shape.h:40

References IFSG_NODE::AddChildNode(), IFSG_INDEX::AddIndex(), IFSG_NODE::AddRefNode(), colors, SHAPE::facets, IFSG_NODE::GetRawPtr(), S3D::GetSGNodeParent(), IFSG_FACESET::NewNode(), IFSG_SHAPE::NewNode(), NULL, IFSG_COLORS::SetColorList(), IFSG_COORDS::SetCoordsList(), IFSG_NORMALS::SetNormalList(), SGPOINT::x, SGPOINT::y, and SGPOINT::z.

Referenced by WRL1FACESET::TranslateToSG(), X3DIFACESET::TranslateToSG(), and WRL2FACESET::TranslateToSG().

◆ ccw()

bool SHAPE_ARC::ccw ( const VECTOR2I aA,
const VECTOR2I aB,
const VECTOR2I aC 
) const
inlineprivate

Definition at line 138 of file shape_arc.h.

139  {
140  return (ecoord) ( aC.y - aA.y ) * ( aB.x - aA.x ) >
141  (ecoord) ( aB.y - aA.y ) * ( aC.x - aA.x );
142  }
VECTOR2I::extended_type ecoord
VECTOR2I::extended_type ecoord
Definition: shape.h:63

References VECTOR2< T >::x, and VECTOR2< T >::y.

◆ Centre()

virtual VECTOR2I SHAPE::Centre ( ) const
inlinevirtualinherited

Function Centre()

Computes a center-of-mass of the shape

Returns
the center-of-mass point

Definition at line 153 of file shape.h.

154  {
155  return BBox( 0 ).Centre(); // if nothing better is available....
156  }
virtual const BOX2I BBox(int aClearance=0) const =0
Function BBox()
Vec Centre() const
Definition: box2.h:78

References SHAPE::BBox(), and BOX2< Vec >::Centre().

Referenced by PNS_PCBNEW_RULE_RESOLVER::CollideHoles().

◆ Clone()

SHAPE* SHAPE_ARC::Clone ( ) const
inlineoverridevirtual

Function Clone()

Returns a dynamically allocated copy of the shape

Return values
copyof the shape

Reimplemented from SHAPE.

Definition at line 66 of file shape_arc.h.

67  {
68  return new SHAPE_ARC( *this );
69  }
SHAPE_ARC()
Definition: shape_arc.h:38

References SHAPE_ARC().

Referenced by CheckArc().

◆ Collide() [1/4]

bool SHAPE_ARC::Collide ( const SEG aSeg,
int  aClearance = 0 
) const
overridevirtual

Function Collide()

Checks if the boundary of shape (this) lies closer to the segment aSeg than aClearance, indicating a collision.

Returns
true, if there is a collision.

Implements SHAPE.

Definition at line 38 of file shape_arc.cpp.

39 {
40  int minDist = aClearance + m_width / 2;
41  auto centerDist = aSeg.Distance( m_pc );
42  auto p1 = GetP1();
43 
44  if( centerDist < minDist )
45  return true;
46 
47  auto ab = (aSeg.B - aSeg.A );
48  auto ac = ( m_pc - aSeg.A );
49 
50  auto lenAbSq = ab.SquaredEuclideanNorm();
51 
52  auto lambda = (double) ac.Dot( ab ) / (double) lenAbSq;
53 
54 
55  if( lambda >= 0.0 && lambda <= 1.0 )
56  {
57  VECTOR2I p;
58 
59  p.x = (double) aSeg.A.x * lambda + (double) aSeg.B.x * (1.0 - lambda);
60  p.y = (double) aSeg.A.y * lambda + (double) aSeg.B.y * (1.0 - lambda);
61 
62  auto p0pdist = ( m_p0 - p ).EuclideanNorm();
63 
64  if( p0pdist < minDist )
65  return true;
66 
67  auto p1pdist = ( p1 - p ).EuclideanNorm();
68 
69  if( p1pdist < minDist )
70  return true;
71  }
72 
73  auto p0dist = aSeg.Distance( m_p0 );
74 
75  if( p0dist > minDist )
76  return true;
77 
78  auto p1dist = aSeg.Distance( p1 );
79 
80  if( p1dist > minDist )
81  return false;
82 
83 
84  return true;
85 }
double EuclideanNorm(const wxPoint &vector)
Euclidean norm of a 2D vector.
Definition: trigo.h:123
int Distance(const SEG &aSeg) const
Function Distance()
Definition: seg.h:202
VECTOR2 defines a general 2D-vector/point.
Definition: vector2d.h:61
VECTOR2I m_p0
Definition: shape_arc.h:145
const VECTOR2I GetP1() const
Definition: shape_arc.cpp:147
VECTOR2I A
Definition: seg.h:47
VECTOR2I m_pc
Definition: shape_arc.h:145
int m_width
Definition: shape_arc.h:148
VECTOR2I B
Definition: seg.h:48

References SEG::A, SEG::B, SEG::Distance(), EuclideanNorm(), GetP1(), m_p0, m_pc, m_width, VECTOR2< T >::x, and VECTOR2< T >::y.

◆ Collide() [2/4]

bool SHAPE_ARC::Collide ( const VECTOR2I aP,
int  aClearance = 0 
) const
overridevirtual

Function Collide()

Checks if the boundary of shape (this) lies closer to the point aP than aClearance, indicating a collision.

Returns
true, if there is a collision.

Reimplemented from SHAPE.

Definition at line 209 of file shape_arc.cpp.

210 {
211  assert( false );
212  return false;
213 }

◆ Collide() [3/4]

bool SHAPE::Collide ( const SHAPE aShape,
int  aClearance,
VECTOR2I aMTV 
) const
virtualinherited

Function Collide()

Checks if the boundary of shape (this) lies closer to the shape aShape than aClearance, indicating a collision.

Parameters
aShapeshape to check collision against
aClearanceminimum clearance
aMTVminimum translation vector
Returns
true, if there is a collision.

Definition at line 549 of file shape_collisions.cpp.

550 {
551  return CollideShapes( this, aShape, aClearance, true, aMTV );
552 }
bool CollideShapes(const SHAPE *aA, const SHAPE *aB, int aClearance, bool aNeedMTV, VECTOR2I &aMTV)

References CollideShapes().

◆ Collide() [4/4]

bool SHAPE::Collide ( const SHAPE aShape,
int  aClearance = 0 
) const
virtualinherited

Definition at line 555 of file shape_collisions.cpp.

556 {
557  VECTOR2I dummy;
558 
559  return CollideShapes( this, aShape, aClearance, false, dummy );
560 }
VECTOR2 defines a general 2D-vector/point.
Definition: vector2d.h:61
static LIB_PART * dummy()
Used to draw a dummy shape when a LIB_PART is not found in library.
bool CollideShapes(const SHAPE *aA, const SHAPE *aB, int aClearance, bool aNeedMTV, VECTOR2I &aMTV)

References CollideShapes(), and dummy().

◆ ConvertToPolyline()

const SHAPE_LINE_CHAIN SHAPE_ARC::ConvertToPolyline ( double  aAccuracy = 500.0) const

Constructs a SHAPE_LINE_CHAIN of segments from a given arc.

Parameters
aAccuracymaximum divergence from true arc given in internal units ** Note that the default of 500.0 here is given using ARC_DEF_HIGH_ACCURACY for pcbnew units. This is to allow common geometry collision functions Other programs should call this using explicit accuracy values TODO: unify KiCad internal units
Returns
a SHAPE_LINE_CHAIN

Definition at line 247 of file shape_arc.cpp.

248 {
249  SHAPE_LINE_CHAIN rv;
250  double r = GetRadius();
251  double sa = GetStartAngle();
252  auto c = GetCenter();
253  int n;
254 
255  if( r == 0.0 )
256  {
257  n = 0;
258  }
259  else
260  {
261  n = GetArcToSegmentCount( r, aAccuracy, m_centralAngle );
262  }
263 
264  for( int i = 0; i <= n ; i++ )
265  {
266  double a = sa;
267 
268  if( n != 0 )
269  a += m_centralAngle * (double) i / (double) n;
270 
271  double x = c.x + r * cos( a * M_PI / 180.0 );
272  double y = c.y + r * sin( a * M_PI / 180.0 );
273 
274  rv.Append( (int) x, (int) y );
275  }
276 
277  return rv;
278 }
double GetStartAngle() const
Definition: shape_arc.cpp:216
void Append(int aX, int aY, bool aAllowDuplication=false)
Function Append()
int GetRadius() const
Definition: shape_arc.cpp:242
const VECTOR2I & GetCenter() const
Definition: shape_arc.h:73
SHAPE_LINE_CHAIN.
int GetArcToSegmentCount(int aRadius, int aErrorMax, double aArcAngleDegree)
double m_centralAngle
Definition: shape_arc.h:146

References SHAPE_LINE_CHAIN::Append(), GetArcToSegmentCount(), GetCenter(), GetRadius(), GetStartAngle(), and m_centralAngle.

Referenced by Collide(), PNS_KICAD_IFACE::syncGraphicalItem(), and DRC::testCopperDrawItem().

◆ Format()

const std::string SHAPE::Format ( ) const
virtualinherited

Reimplemented in SHAPE_POLY_SET, and SHAPE_LINE_CHAIN.

Definition at line 35 of file shape.cpp.

36 {
37  assert( false );
38  return std::string( "" );
39 }

Referenced by SHAPE_FILE_IO::Write().

◆ GetCenter()

const VECTOR2I& SHAPE_ARC::GetCenter ( ) const
inline

Definition at line 73 of file shape_arc.h.

73 { return m_pc; }
VECTOR2I m_pc
Definition: shape_arc.h:145

References m_pc.

Referenced by CheckArcGeom(), and ConvertToPolyline().

◆ GetCentralAngle()

double SHAPE_ARC::GetCentralAngle ( ) const

Definition at line 237 of file shape_arc.cpp.

238 {
239  return m_centralAngle;
240 }
double m_centralAngle
Definition: shape_arc.h:146

References m_centralAngle.

Referenced by BBox(), and CheckArcGeom().

◆ GetChord()

SEG SHAPE_ARC::GetChord ( ) const
inline

Definition at line 103 of file shape_arc.h.

104  {
105  return SEG( m_p0, GetP1() );
106  }
VECTOR2I m_p0
Definition: shape_arc.h:145
const VECTOR2I GetP1() const
Definition: shape_arc.cpp:147
Definition: seg.h:39

References GetP1(), and m_p0.

Referenced by CheckArcGeom().

◆ GetEndAngle()

double SHAPE_ARC::GetEndAngle ( ) const

Definition at line 225 of file shape_arc.cpp.

226 {
227  double a = GetStartAngle() + m_centralAngle;
228 
229  if( a < 0.0 )
230  a += 360.0;
231  else if ( a >= 360.0 )
232  a -= 360.0;
233 
234  return a;
235 }
double GetStartAngle() const
Definition: shape_arc.cpp:216
double m_centralAngle
Definition: shape_arc.h:146

References GetStartAngle(), and m_centralAngle.

Referenced by CheckArcGeom().

◆ GetP0()

const VECTOR2I& SHAPE_ARC::GetP0 ( ) const
inline

Definition at line 71 of file shape_arc.h.

71 { return m_p0; }
VECTOR2I m_p0
Definition: shape_arc.h:145

References m_p0.

◆ GetP1()

const VECTOR2I SHAPE_ARC::GetP1 ( ) const

Definition at line 147 of file shape_arc.cpp.

148 {
149  VECTOR2D rvec = m_p0 - m_pc;
150  auto ca = m_centralAngle * M_PI / 180.0;
151  VECTOR2I p1;
152 
153  p1.x = (int) ( m_pc.x + rvec.x * cos( ca ) - rvec.y * sin( ca ) );
154  p1.y = (int) ( m_pc.y + rvec.x * sin( ca ) + rvec.y * cos( ca ) );
155 
156  return p1;
157 }
VECTOR2I m_p0
Definition: shape_arc.h:145
VECTOR2I m_pc
Definition: shape_arc.h:145
double m_centralAngle
Definition: shape_arc.h:146

References m_centralAngle, m_p0, m_pc, VECTOR2< T >::x, and VECTOR2< T >::y.

Referenced by BBox(), CheckArcGeom(), Collide(), and GetChord().

◆ GetRadius()

int SHAPE_ARC::GetRadius ( ) const

Definition at line 242 of file shape_arc.cpp.

243 {
244  return (m_p0 - m_pc).EuclideanNorm();
245 }
VECTOR2I m_p0
Definition: shape_arc.h:145
VECTOR2I m_pc
Definition: shape_arc.h:145

References m_p0, and m_pc.

Referenced by BBox(), CheckArcGeom(), and ConvertToPolyline().

◆ GetStartAngle()

double SHAPE_ARC::GetStartAngle ( ) const

Definition at line 216 of file shape_arc.cpp.

217 {
218  VECTOR2D d( m_p0 - m_pc );
219 
220  auto ang = 180.0 / M_PI * atan2( d.y, d.x );
221 
222  return ang;
223 }
VECTOR2I m_p0
Definition: shape_arc.h:145
VECTOR2I m_pc
Definition: shape_arc.h:145

References m_p0, m_pc, VECTOR2< T >::x, and VECTOR2< T >::y.

Referenced by BBox(), CheckArcGeom(), ConvertToPolyline(), and GetEndAngle().

◆ GetWidth()

int SHAPE_ARC::GetWidth ( ) const
inline

Definition at line 85 of file shape_arc.h.

86  {
87  return m_width;
88  }
int m_width
Definition: shape_arc.h:148

References m_width.

◆ IsSolid()

bool SHAPE_ARC::IsSolid ( ) const
inlineoverridevirtual

Implements SHAPE.

Definition at line 90 of file shape_arc.h.

91  {
92  return true;
93  }

Referenced by CheckArcGeom().

◆ Move()

void SHAPE_ARC::Move ( const VECTOR2I aVector)
inlineoverridevirtual

Implements SHAPE.

Definition at line 95 of file shape_arc.h.

96  {
97  m_p0 += aVector;
98  m_pc += aVector;
99  }
VECTOR2I m_p0
Definition: shape_arc.h:145
VECTOR2I m_pc
Definition: shape_arc.h:145

References m_p0, and m_pc.

◆ NewFacet()

FACET * SHAPE::NewFacet ( )
inherited

Definition at line 705 of file wrlfacet.cpp.

706 {
707  FACET* fp = new FACET;
708  facets.push_back( fp );
709  return fp;
710 }
Definition: wrlfacet.h:41
std::list< FACET * > facets
Definition: wrlfacet.h:143

References SHAPE::facets.

Referenced by WRL1FACESET::TranslateToSG(), X3DIFACESET::TranslateToSG(), and WRL2FACESET::TranslateToSG().

◆ Parse()

bool SHAPE::Parse ( std::stringstream &  aStream)
virtualinherited

Reimplemented in SHAPE_POLY_SET, and SHAPE_LINE_CHAIN.

Definition at line 28 of file shape.cpp.

29 {
30  assert( false );
31  return false;
32 }

◆ SetWidth()

void SHAPE_ARC::SetWidth ( int  aWidth)
inline

Definition at line 80 of file shape_arc.h.

81  {
82  m_width = aWidth;
83  }
int m_width
Definition: shape_arc.h:148

References m_width.

◆ Type()

SHAPE_TYPE SHAPE::Type ( ) const
inlineinherited

Function Type()

Returns the type of the shape.

Return values
thetype

Definition at line 85 of file shape.h.

86  {
87  return m_type;
88  }
SHAPE_TYPE m_type
type of our shape
Definition: shape.h:168

References SHAPE::m_type.

Referenced by PNS::DP_GATEWAYS::BuildFromPrimitivePair(), CollideShapes(), PNS::OPTIMIZER::computeBreakouts(), PNS::LOGGER::dumpShape(), PNS::SOLID::Hull(), ROUTER_PREVIEW_ITEM::ViewDraw(), and SHAPE_FILE_IO::Write().

Member Data Documentation

◆ m_centralAngle

double SHAPE_ARC::m_centralAngle
private

Definition at line 146 of file shape_arc.h.

Referenced by ConvertToPolyline(), GetCentralAngle(), GetEndAngle(), GetP1(), and SHAPE_ARC().

◆ m_p0

VECTOR2I SHAPE_ARC::m_p0
private

Definition at line 145 of file shape_arc.h.

Referenced by BBox(), Collide(), GetChord(), GetP0(), GetP1(), GetRadius(), GetStartAngle(), Move(), and SHAPE_ARC().

◆ m_pc

VECTOR2I SHAPE_ARC::m_pc
private

Definition at line 145 of file shape_arc.h.

Referenced by BBox(), Collide(), GetCenter(), GetP1(), GetRadius(), GetStartAngle(), Move(), and SHAPE_ARC().

◆ m_type

SHAPE_TYPE SHAPE::m_type
protectedinherited

type of our shape

Definition at line 168 of file shape.h.

Referenced by SHAPE::Type().

◆ m_width

int SHAPE_ARC::m_width
private

Definition at line 148 of file shape_arc.h.

Referenced by BOOST_AUTO_TEST_CASE(), Collide(), GetWidth(), SetWidth(), and SHAPE_ARC().


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