DGtal 1.4.0
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CanonicDigitalSurfaceEmbedder.ih
1/**
2 * This program is free software: you can redistribute it and/or modify
3 * it under the terms of the GNU Lesser General Public License as
4 * published by the Free Software Foundation, either version 3 of the
5 * License, or (at your option) any later version.
6 *
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
11 *
12 * You should have received a copy of the GNU General Public License
13 * along with this program. If not, see <http://www.gnu.org/licenses/>.
14 *
15 **/
16
17/**
18 * @file CanonicDigitalSurfaceEmbedder.ih
19 * @author Jacques-Olivier Lachaud (\c jacques-olivier.lachaud@univ-savoie.fr )
20 * Laboratory of Mathematics (CNRS, UMR 5127), University of Savoie, France
21 *
22 * @date 2012/02/28
23 *
24 * Implementation of inline methods defined in CanonicDigitalSurfaceEmbedder.h
25 *
26 * This file is part of the DGtal library.
27 */
28
29///////////////////////////////////////////////////////////////////////////////
30// IMPLEMENTATION of inline methods.
31///////////////////////////////////////////////////////////////////////////////
32
33//////////////////////////////////////////////////////////////////////////////
34#include <cstdlib>
35#include <cmath>
36#include "DGtal/kernel/NumberTraits.h"
37//////////////////////////////////////////////////////////////////////////////
38
39
40
41///////////////////////////////////////////////////////////////////////////////
42// Implementation of inline methods //
43//-----------------------------------------------------------------------------
44template <typename TDigitalSurface>
45inline
46DGtal::CanonicDigitalSurfaceEmbedder<TDigitalSurface>::
47~CanonicDigitalSurfaceEmbedder()
48{}
49//-----------------------------------------------------------------------------
50template <typename TDigitalSurface>
51inline
52DGtal::CanonicDigitalSurfaceEmbedder<TDigitalSurface>::
53CanonicDigitalSurfaceEmbedder()
54 : mySurface( 0 )
55{}
56//-----------------------------------------------------------------------------
57template <typename TDigitalSurface>
58inline
59DGtal::CanonicDigitalSurfaceEmbedder<TDigitalSurface>::
60CanonicDigitalSurfaceEmbedder( ConstAlias<Surface> aSurface )
61 : mySurface( &aSurface )
62{}
63//-----------------------------------------------------------------------------
64template <typename TDigitalSurface>
65inline
66DGtal::CanonicDigitalSurfaceEmbedder<TDigitalSurface>::
67CanonicDigitalSurfaceEmbedder( const Self & other )
68 : mySurface( other.mySurface )
69{}
70//-----------------------------------------------------------------------------
71template <typename TDigitalSurface>
72inline
73typename DGtal::CanonicDigitalSurfaceEmbedder<TDigitalSurface>::Self &
74DGtal::CanonicDigitalSurfaceEmbedder<TDigitalSurface>::
75operator=( const Self & other )
76{
77 mySurface = other.mySurface;
78 return *this;
79}
80//-----------------------------------------------------------------------------
81template <typename TDigitalSurface>
82inline
83const typename DGtal::CanonicDigitalSurfaceEmbedder<TDigitalSurface>::Surface &
84DGtal::CanonicDigitalSurfaceEmbedder<TDigitalSurface>::surface() const
85{
86 ASSERT( this->isValid() );
87 return *mySurface;
88}
89//-----------------------------------------------------------------------------
90template <typename TDigitalSurface>
91inline
92typename DGtal::CanonicDigitalSurfaceEmbedder<TDigitalSurface>::RealPoint
93DGtal::CanonicDigitalSurfaceEmbedder<TDigitalSurface>::embed( const SCell & scell ) const
94{
95 return this->operator()( scell );
96}
97//-----------------------------------------------------------------------------
98template <typename TDigitalSurface>
99inline
100typename DGtal::CanonicDigitalSurfaceEmbedder<TDigitalSurface>::RealPoint
101DGtal::CanonicDigitalSurfaceEmbedder<TDigitalSurface>::operator()( const SCell & scell ) const
102{
103 ASSERT( this->isValid() );
104 Point dp = mySurface->container().space().sKCoords( scell );
105 RealPoint p;
106 for ( Dimension i = 0; i < dp.size(); ++i )
107 p[ i ] = NumberTraits<Integer>::castToDouble( dp[ i ] ) / 2;
108 return p;
109}
110//-----------------------------------------------------------------------------
111template <typename TDigitalSurface>
112inline
113bool
114DGtal::CanonicDigitalSurfaceEmbedder<TDigitalSurface>::isValid( ) const
115{
116 return mySurface != 0;
117}
118///////////////////////////////////////////////////////////////////////////////
119// Implementation of inline functions and external operators //
120
121/**
122 * Overloads 'operator<<' for displaying objects of class 'CanonicDigitalSurfaceEmbedder'.
123 * @param out the output stream where the object is written.
124 * @param object the object of class 'CanonicDigitalSurfaceEmbedder' to write.
125 * @return the output stream after the writing.
126 */
127template <typename TDigitalSurface>
128inline
129std::ostream&
130DGtal::operator<< ( std::ostream & out,
131 const CanonicDigitalSurfaceEmbedder<TDigitalSurface> & object )
132{
133 object.selfDisplay ( out );
134 return out;
135}
136
137// //
138///////////////////////////////////////////////////////////////////////////////
139
140