GeoTessCPP 2.6.1 Software to facilitate storage and retrieval of 3D information about the Earth.

Loading...
Searching...
No Matches
GeoTessPositionLinear.h
Go to the documentation of this file.
1//- ****************************************************************************
2//-
3//- Copyright 2009 Sandia Corporation. Under the terms of Contract
4//- DE-AC04-94AL85000 with Sandia Corporation, the U.S. Government
5//- retains certain rights in this software.
6//-
7//- BSD Open Source License.
8//- All rights reserved.
9//-
10//- Redistribution and use in source and binary forms, with or without
11//- modification, are permitted provided that the following conditions are met:
12//-
13//- * Redistributions of source code must retain the above copyright notice,
14//- this list of conditions and the following disclaimer.
15//- * Redistributions in binary form must reproduce the above copyright
16//- notice, this list of conditions and the following disclaimer in the
17//- documentation and/or other materials provided with the distribution.
18//- * Neither the name of Sandia National Laboratories nor the names of its
19//- contributors may be used to endorse or promote products derived from
20//- this software without specific prior written permission.
21//-
22//- THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
23//- AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24//- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25//- ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
26//- LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
27//- CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28//- SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29//- INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30//- CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31//- ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32//- POSSIBILITY OF SUCH DAMAGE.
33//-
34//- ****************************************************************************
35
36#ifndef GEOTESSPOSITIONLINEAR_OBJECT_H
37#define GEOTESSPOSITIONLINEAR_OBJECT_H
38
39// **** _SYSTEM INCLUDES_ ******************************************************
40
41#include <iostream>
42#include <string>
43#include <fstream>
44#include <vector>
45
46// use standard library objects
47 using namespace std;
48
49// **** _LOCAL INCLUDES_ *******************************************************
50
51#include "CPPUtils.h"
52#include "GeoTessUtils.h"
53#include "GeoTessPosition.h"
54#include "GeoTessGrid.h"
55#include "GeoTessInterpolatorType.h"
56
57// **** _BEGIN GEOTESS NAMESPACE_ **********************************************
58
59 namespace geotess
60{
61
62// **** _FORWARD REFERENCES_ ***************************************************
63
64 class GeoTessModel;
65
66// **** _CLASS DEFINITION_ *****************************************************
67
76 class GEOTESS_EXP_IMP GeoTessPositionLinear: public GeoTessPosition
77{
78 protected:
79
86 virtual void update2D(int tid)
87 {
88 vector<int>& vt = vertices[tid];
89 vector<double>& hc = hCoefficients[tid];
90
91 vt.clear();
92 hc.clear();
93
94 const int* trngl = grid.getTriangleVertexIndexes(getTriangle(tid));
95
96 // if the interpolation point falls on a grid node set the list of interpolation
97 // vertices to include only the identified vertex, and the interpolation coefficient = 1.
98 if (GeoTessUtils::dot(unitVector, grid.getVertex(trngl[0])) > cos(1e-7))
99 { vt.push_back(trngl[0]); hc.push_back(1.0); return; }
100
101 if (GeoTessUtils::dot(unitVector, grid.getVertex(trngl[1])) > cos(1e-7))
102 { vt.push_back(trngl[1]); hc.push_back(1.0); return; }
103
104 if (GeoTessUtils::dot(unitVector, grid.getVertex(trngl[2])) > cos(1e-7))
105 { vt.push_back(trngl[2]); hc.push_back(1.0); return; }
106
107 // interpolation point is not coincident with a grid node.
108 vector<double>& lc = linearCoefficients[tid];
109 vt.push_back(trngl[0]);
110 hc.push_back(lc[0]);
111 vt.push_back(trngl[1]);
112 hc.push_back(lc[1]);
113 vt.push_back(trngl[2]);
114 hc.push_back(lc[2]);
115}
116
117 public:
118
122 GeoTessPositionLinear(GeoTessModel* model,
123 const GeoTessInterpolatorType& radialType);
124
128 virtual ~GeoTessPositionLinear();
129
134 virtual const GeoTessInterpolatorType& getInterpolatorType() const { return GeoTessInterpolatorType::LINEAR; }
135
136 virtual long getMemory() { return (long) sizeof(GeoTessPositionLinear) + memory(); }
137
138};
139// end class GeoTessModelLinear
140
141}// end namespace geotess
142
143#endif // GEOTESSPOSITIONLINEAR_OBJECT_H
GEOTESS_EXP_IMP
#define GEOTESS_EXP_IMP
Definition CPPGlobals.h:71
CPPUtils.h
GeoTessGrid.h
GeoTessInterpolatorType.h
GeoTessPosition.h
GeoTessUtils.h
geotess::GeoTessInterpolatorType
Enumeration of the interpolation algorithms supported by GeoTess including LINEAR,...
Definition GeoTessInterpolatorType.h:72
geotess::GeoTessInterpolatorType::LINEAR
static const GeoTessInterpolatorType LINEAR
Definition GeoTessInterpolatorType.h:127
geotess::GeoTessModel
Top level class that manages the GeoTessMetaData, GeoTessGrid and GeoTessData that comprise a 3D Eart...
Definition GeoTessModel.h:120
geotess::GeoTessPosition
Information about an interpolated point at an arbitrary position in a model.
Definition GeoTessPosition.h:102
geotess::GeoTessPosition::getTriangle
int getTriangle()
Definition GeoTessPosition.h:869
geotess::GeoTessPositionLinear::GeoTessPositionLinear
GeoTessPositionLinear(GeoTessModel *model, const GeoTessInterpolatorType &radialType)
geotess::GeoTessPositionLinear::~GeoTessPositionLinear
virtual ~GeoTessPositionLinear()
geotess::GeoTessPositionLinear::getMemory
virtual long getMemory()
Definition GeoTessPositionLinear.h:136
geotess::GeoTessPositionLinear::getInterpolatorType
virtual const GeoTessInterpolatorType & getInterpolatorType() const
Definition GeoTessPositionLinear.h:134
geotess::GeoTessPositionLinear::update2D
virtual void update2D(int tid)
Definition GeoTessPositionLinear.h:86
geotess::GeoTessUtils::dot
static double dot(const double *const v0, const double *const v1)
Definition GeoTessUtils.h:134
geotess
Definition ArrayReuse.h:55