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pns_via.h
1/*
2 * KiRouter - a push-and-(sometimes-)shove PCB router
3 *
4 * Copyright (C) 2013-2014 CERN
5 * Copyright (C) 2016-2020 KiCad Developers, see AUTHORS.txt for contributors.
6 * Author: Tomasz Wlostowski <tomasz.wlostowski@cern.ch>
7 *
8 * This program is free software: you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License as published by the
10 * Free Software Foundation, either version 3 of the License, or (at your
11 * option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful, but
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License along
19 * with this program. If not, see <http://www.gnu.org/licenses/>.
20 */
21
22#ifndef __PNS_VIA_H
23#define __PNS_VIA_H
24
25#include <geometry/shape_line_chain.h>
26#include <geometry/shape_circle.h>
27#include <math/box2.h>
28
29#include "viatype.h"
30
31#include "pns_item.h"
32
33namespace PNS {
34
35class NODE;
36
37// uniquely identifies a VIA within a NODE without using pointers. Used to
38// simplify (or complexifiy, depending on the point of view) the pointer management
39// in PNS::NODE. Sooner or later I'll have to fix it for good using smart pointers - twl
41{
42 bool valid = false;
43 VECTOR2I pos;
44 LAYER_RANGE layers;
45 int net;
46};
47
48class VIA : public ITEM
49{
50public:
51 VIA() :
52 ITEM( VIA_T )
53 {
54 m_diameter = 2; // Dummy value
55 m_drill = 0;
56 m_viaType = VIATYPE::THROUGH;
57 m_isFree = false;
58 m_isVirtual = false;
59 }
60
61 VIA( const VECTOR2I& aPos, const LAYER_RANGE& aLayers, int aDiameter, int aDrill,
62 int aNet = -1, VIATYPE aViaType = VIATYPE::THROUGH ) :
63 ITEM( VIA_T )
64 {
65 SetNet( aNet );
66 SetLayers( aLayers );
67 m_pos = aPos;
68 m_diameter = aDiameter;
69 m_drill = aDrill;
70 m_shape = SHAPE_CIRCLE( aPos, aDiameter / 2 );
71 m_hole = SHAPE_CIRCLE( m_pos, aDrill / 2 );
72 m_viaType = aViaType;
73 m_isFree = false;
74 m_isVirtual = false;
75 }
76
77 VIA( const VIA& aB ) :
78 ITEM( aB )
79 {
80 SetNet( aB.Net() );
81 SetLayers( aB.Layers() );
82 m_pos = aB.m_pos;
83 m_diameter = aB.m_diameter;
84 m_shape = SHAPE_CIRCLE( m_pos, m_diameter / 2 );
85 m_hole = SHAPE_CIRCLE( m_pos, aB.m_drill / 2 );
86 m_marker = aB.m_marker;
87 m_rank = aB.m_rank;
88 m_drill = aB.m_drill;
89 m_viaType = aB.m_viaType;
90 m_isFree = aB.m_isFree;
91 m_isVirtual = aB.m_isVirtual;
92 }
93
94 static inline bool ClassOf( const ITEM* aItem )
95 {
96 return aItem && VIA_T == aItem->Kind();
97 }
98
99 const VECTOR2I& Pos() const { return m_pos; }
100
101 void SetPos( const VECTOR2I& aPos )
102 {
103 m_pos = aPos;
104 m_shape.SetCenter( aPos );
105 m_hole.SetCenter( aPos );
106 }
107
108 VIATYPE ViaType() const { return m_viaType; }
109 void SetViaType( VIATYPE aViaType ) { m_viaType = aViaType; }
110
111 int Diameter() const { return m_diameter; }
112
113 void SetDiameter( int aDiameter )
114 {
115 m_diameter = aDiameter;
116 m_shape.SetRadius( m_diameter / 2 );
117 }
118
119 int Drill() const { return m_drill; }
120
121 void SetDrill( int aDrill )
122 {
123 m_drill = aDrill;
124 m_hole.SetRadius( m_drill / 2 );
125 }
126
127 bool IsFree() const { return m_isFree; }
128 void SetIsFree( bool aIsFree ) { m_isFree = aIsFree; }
129
130 bool PushoutForce( NODE* aNode, const VECTOR2I& aDirection, VECTOR2I& aForce,
131 bool aSolidsOnly = true, int aMaxIterations = 10 );
132
133 const SHAPE* Shape() const override { return &m_shape; }
134
135 const SHAPE_CIRCLE* Hole() const override { return &m_hole; }
136 void SetHole( const SHAPE_CIRCLE& aHole ) { m_hole = aHole; }
137
138 VIA* Clone() const override;
139
140 const SHAPE_LINE_CHAIN Hull( int aClearance = 0, int aWalkaroundThickness = 0,
141 int aLayer = -1 ) const override;
142
143 virtual VECTOR2I Anchor( int n ) const override
144 {
145 return m_pos;
146 }
147
148 virtual int AnchorCount() const override
149 {
150 return 1;
151 }
152
153 OPT_BOX2I ChangedArea( const VIA* aOther ) const;
154
155 const VIA_HANDLE MakeHandle() const;
156
157private:
158 int m_diameter;
159 int m_drill;
160 VECTOR2I m_pos;
161 SHAPE_CIRCLE m_shape;
162 SHAPE_CIRCLE m_hole;
163 VIATYPE m_viaType;
164 bool m_isFree;
165
166};
167
168
169class VVIA : public VIA
170{
171public:
172 VVIA( const VECTOR2I& aPos, int aLayer, int aDiameter, int aNet ) :
173 VIA( aPos, LAYER_RANGE( aLayer, aLayer ), aDiameter, aDiameter / 2, aNet )
174 {
175 m_isVirtual = true;
176 SetHole( SHAPE_CIRCLE( Pos(), 1 ) );
177 }
178};
179
180}
181
182#endif
Represent a contiguous set of PCB layers.
Definition pns_layerset.h:32
Base class for PNS router board items.
Definition pns_item.h:57
PnsKind Kind() const
Return the type (kind) of the item.
Definition pns_item.h:131
Keep the router "world" - i.e.
Definition pns_node.h:148
Definition pns_via.h:49
const SHAPE * Shape() const override
Return the geometrical shape of the item.
Definition pns_via.h:133
VIA * Clone() const override
Return a deep copy of the item.
Definition pns_via.cpp:89
Definition pns_via.h:170
Definition shape_circle.h:37
Represent a polyline containing arcs as well as line segments: A chain of connected line and/or arc s...
Definition shape_line_chain.h:81
An abstract shape on 2D plane.
Definition shape.h:117
Definition pns_via.h:41