1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
|
/******************************************************************************
*
* Purpose: Declaration of the PCIDSK::GCP class.
*
******************************************************************************
* Copyright (c) 2009
* PCI Geomatics, 50 West Wilmot Street, Richmond Hill, Ont, Canada
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
****************************************************************************/
#ifndef __INCLUDE_PCIDSK_SRC_GCP_H
#define __INCLUDE_PCIDSK_SRC_GCP_H
#include "pcidsk_config.h"
#include <string>
#include <cstring>
namespace PCIDSK {
/**
* \brief PCIDSK Generic GCP Structure
*
* The PCIDSK::GCP class encompases all the possible field
* combinations in the last two revisions of PCI's GCP segment
* type.
*
* If a legacy GCP type is used, the additional information fields
* will return empty values.
*/
class PCIDSK_DLL GCP {
public:
GCP(double x, double y, double z,
double line, double pix,
std::string const& gcp_id,
std::string const& map_units,
std::string const& proj_parms = "",
double xerr = 0.0, double yerr = 0.0, double zerr = 0.0,
double line_err = 0.0, double pix_err = 0.0)
{
ground_point_[0] = x;
ground_point_[1] = y;
ground_point_[2] = z;
ground_error_[0] = xerr;
ground_error_[1] = yerr;
ground_error_[2] = zerr;
raster_point_[1] = line;
raster_point_[0] = pix;
raster_error_[1] = line_err;
raster_error_[0] = pix_err;
std::memset(gcp_id_, ' ', 64);
std::strncpy(gcp_id_, gcp_id.c_str(),
gcp_id.size() > 64 ? 64 : gcp_id.size());
gcp_id_[gcp_id.size() > 64 ? 64 : gcp_id.size()] = '\0';
this->map_units_ = map_units;
this->proj_parms_ = proj_parms;
elevation_unit_ = EMetres;
elevation_datum_ = EEllipsoidal;
iscp_ = false; // default to GCPs
}
GCP(GCP const& gcp)
{
Copy(gcp);
}
GCP& operator=(GCP const& gcp)
{
Copy(gcp);
return *this;
}
enum EElevationDatum
{
EMeanSeaLevel = 0,
EEllipsoidal
};
enum EElevationUnit
{
EMetres = 0,
EAmericanFeet,
EInternationalFeet,
EUnknown
};
void SetElevationUnit(EElevationUnit unit)
{
elevation_unit_ = unit;
}
void SetElevationDatum(EElevationDatum datum)
{
elevation_datum_ = datum;
}
void GetElevationInfo(EElevationDatum& datum, EElevationUnit& unit) const
{
unit = elevation_unit_;
datum = elevation_datum_;
}
void SetCheckpoint(bool is_checkpoint)
{
iscp_ = is_checkpoint;
}
bool IsCheckPoint(void) const
{
return iscp_;
}
double GetX() const { return ground_point_[0]; }
double GetXErr() const { return ground_error_[0]; }
double GetY() const { return ground_point_[1]; }
double GetYErr() const { return ground_error_[1]; }
double GetZ() const { return ground_point_[2]; }
double GetZErr() const { return ground_error_[2]; }
double GetPixel() const { return raster_point_[0]; }
double GetPixelErr() const { return raster_error_[0]; }
double GetLine() const { return raster_point_[1]; }
double GetLineErr() const { return raster_error_[1]; }
void GetMapUnits(std::string& map_units, std::string& proj_parms) const
{ map_units = map_units_; proj_parms = proj_parms_;}
void SetMapUnits(std::string const& map_units,
std::string const& proj_parms) { map_units_ = map_units;
proj_parms_ = proj_parms;}
const char* GetIDString(void) const { return gcp_id_; }
private:
void Copy(GCP const& gcp)
{
ground_point_[0] = gcp.ground_point_[0];
ground_point_[1] = gcp.ground_point_[1];
ground_point_[2] = gcp.ground_point_[2];
ground_error_[0] = gcp.ground_error_[0];
ground_error_[1] = gcp.ground_error_[1];
ground_error_[2] = gcp.ground_error_[2];
raster_point_[0] = gcp.raster_point_[0];
raster_point_[1] = gcp.raster_point_[1];
raster_error_[0] = gcp.raster_error_[0];
raster_error_[1] = gcp.raster_error_[1];
this->map_units_ = gcp.map_units_;
this->proj_parms_ = gcp.proj_parms_;
this->iscp_ = gcp.iscp_;
std::strncpy(this->gcp_id_, gcp.gcp_id_, 64);
this->gcp_id_[64] = '\0';
this->elevation_unit_ = gcp.elevation_unit_;
this->elevation_datum_ = gcp.elevation_datum_;
}
bool iscp_; // true = checkpoint, false = GCP
EElevationUnit elevation_unit_;
EElevationDatum elevation_datum_;
// Point information
double ground_point_[3];
double ground_error_[3]; // variances
double raster_point_[2];
double raster_error_[2];
char gcp_id_[65];
std::string map_units_; ///< PCI mapunits string
std::string proj_parms_; ///< PCI projection parameters string
};
} // end namespace PCIDSK
#endif // __INCLUDE_PCIDSK_SRC_GCP_H
|
