source: src/Shapes/ShapeFactory.cpp@ 4477b7

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Last change on this file since 4477b7 was 4477b7, checked in by Frederik Heber <heber@…>, 12 years ago

ShapeFactory: produce() implemented

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File size: 3.3 KB
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1/*
2 * Project: MoleCuilder
3 * Description: creates and alters molecular systems
4 * Copyright (C) 2010-2012 University of Bonn. All rights reserved.
5 *
6 *
7 * This file is part of MoleCuilder.
8 *
9 * MoleCuilder is free software: you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation, either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * MoleCuilder is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with MoleCuilder. If not, see <http://www.gnu.org/licenses/>.
21 */
22
23/*
24 * ShapeFactory.cpp
25 *
26 * Created on: Sep 5, 2012
27 * Author: ankele
28 */
29
30// include config.h
31#ifdef HAVE_CONFIG_H
32#include <config.h>
33#endif
34
35#include "CodePatterns/MemDebug.hpp"
36
37#include "ShapeFactory.hpp"
38
39#include "BaseShapes.hpp"
40#include "ShapeOps.hpp"
41
42#include "CodePatterns/Singleton_impl.hpp"
43#include "LinearAlgebra/Vector.hpp"
44#include "LinearAlgebra/RealSpaceMatrix.hpp"
45
46const char *ShapeFactory::shapeNames[ShapeFactory::SHAPETYPES_MAX] = {"nowhere", "everywhere", "sphere", "cube", "cylinder"};
47
48ShapeFactory::ShapeFactory()
49{
50 // Create map (type -> name).
51 for (int i=0; i<SHAPETYPES_MAX; i++)
52 shapeNameMap.insert(std::pair<ShapeType, std::string>((ShapeType)i, shapeNames[i]));
53
54 // Create inverse map.
55 for (int i=0; i<SHAPETYPES_MAX; i++)
56 nameShapeMap.insert(std::pair<std::string, ShapeType>(shapeNames[i], (ShapeType)i));
57
58 // Init state.
59 type = SPHERE;
60 translation.Zero();
61 stretch.Zero();
62 for (int i=0; i<NDIM; i++)
63 angle[i] = 0;
64}
65
66ShapeFactory::ShapeType ShapeFactory::getShapeByName(const std::string& name)
67{
68 NameShapeMap::iterator iter = nameShapeMap.find(name);
69 ASSERT(iter != nameShapeMap.end(),
70 "ShapeFactory::getShapeByName() - unknown name: "+name+".");
71 return iter->second;
72}
73
74std::string ShapeFactory::getShapeName(ShapeType type)
75{
76 ShapeNameMap::iterator iter = shapeNameMap.find(type);
77 ASSERT(iter != shapeNameMap.end(),
78 "ShapeFactory::getShapeName() - unknown type: "+toString(type)+".");
79 return iter->second;
80}
81
82ShapeFactory::~ShapeFactory()
83{
84}
85
86
87void ShapeFactory::setStretch(const Vector &stretch)
88{
89 ASSERT(!stretch.IsZero(),
90 "ShapeFactory::setStretch() - stretch is zero.");
91 this->stretch = stretch;
92}
93
94Shape ShapeFactory::produce() const
95{
96 // Create the basic shape.
97 Shape s = Nowhere();
98 if (type == NOWHERE){
99 s = Nowhere();
100 }else if (type == EVERYWHERE){
101 s = Everywhere();
102 }else if (type == CUBE){
103 s = Cuboid();
104 }else if (type == SPHERE){
105 s = Sphere();
106 }else if (type == CYLINDER){
107 s = Cylinder();
108 }else{
109 ASSERT(false,
110 "ShapeFactory::produce - unhandled shape type: "+toString(type)+".");
111 }
112
113 // Transform (if necessary).
114 if (stretch != Vector(1., 1., 1.))
115 s = ::stretch(s, stretch);
116 for (int i=0; i<NDIM; i++)
117 if (angle[i] != 0){
118 RealSpaceMatrix rotation;
119 rotation.setRotation(angle);
120 s = transform(s, rotation);
121 break;
122 }
123 if (!translation.IsZero())
124 s = translate(s, translation);
125
126 return s;
127}
128
129CONSTRUCT_SINGLETON(ShapeFactory)
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