DataSetBuilderExplicit.h 8.16 KB
Newer Older
Dave Pugmire's avatar
Dave Pugmire committed
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
//============================================================================
//  Copyright (c) Kitware, Inc.
//  All rights reserved.
//  See LICENSE.txt for details.
//  This software is distributed WITHOUT ANY WARRANTY; without even
//  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
//  PURPOSE.  See the above copyright notice for more information.
//
//  Copyright 2015 Sandia Corporation.
//  Copyright 2015 UT-Battelle, LLC.
//  Copyright 2015 Los Alamos National Security.
//
//  Under the terms of Contract DE-AC04-94AL85000 with Sandia Corporation,
//  the U.S. Government retains certain rights in this software.
//
//  Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
//  Laboratory (LANL), the U.S. Government retains certain rights in
//  this software.
//============================================================================
#ifndef vtk_m_cont_DataSetBuilderExplicit_h
#define vtk_m_cont_DataSetBuilderExplicit_h

#include <vtkm/cont/DataSet.h>
#include <vtkm/cont/CoordinateSystem.h>
#include <vtkm/cont/Assert.h>

namespace vtkm {
namespace cont {

30
31
typedef vtkm::cont::DeviceAdapterAlgorithm<VTKM_DEFAULT_DEVICE_ADAPTER_TAG> DFA;

Dave Pugmire's avatar
Dave Pugmire committed
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
//Coordinates builder??
//Need a singlecellset handler.

class DataSetBuilderExplicit
{
public:
    VTKM_CONT_EXPORT
    DataSetBuilderExplicit() {}

    template<typename T>
    VTKM_CONT_EXPORT
    vtkm::cont::DataSet
    Create(const std::vector<T> &xVals,
           const std::vector<T> &yVals,
           const std::vector<vtkm::UInt8> &shapes,
           const std::vector<vtkm::IdComponent> &numIndices,
           const std::vector<vtkm::Id> &connectivity,
           const std::string &coordsNm="coords",
           const std::string &cellNm="cells");

    template<typename T>
    VTKM_CONT_EXPORT
    vtkm::cont::DataSet
    Create(const std::vector<T> &xVals,
           const std::vector<T> &yVals,
           const std::vector<T> &zVals,
           const std::vector<vtkm::UInt8> &shapes,
           const std::vector<vtkm::IdComponent> &numIndices,
           const std::vector<vtkm::Id> &connectivity,
           const std::string &coordsNm="coords",
           const std::string &cellNm="cells");

    template<typename T>
    VTKM_CONT_EXPORT
    vtkm::cont::DataSet
    Create(const std::vector<vtkm::Vec<T,3> > &coords,
           const std::vector<vtkm::UInt8> &shapes,
           const std::vector<vtkm::IdComponent> &numIndices,
           const std::vector<vtkm::Id> &connectivity,
           const std::string &coordsNm="coords",
           const std::string &cellNm="cells");

private:
};

template<typename T>
vtkm::cont::DataSet
DataSetBuilderExplicit::Create(const std::vector<T> &xVals,
                               const std::vector<T> &yVals,
                               const std::vector<vtkm::UInt8> &shapes,
                               const std::vector<vtkm::IdComponent> &numIndices,
                               const std::vector<vtkm::Id> &connectivity,
                               const std::string &coordsNm,
                               const std::string &cellNm)
{
    VTKM_CONT_ASSERT(xVals.size() == yVals.size() && xVals.size() > 0);

    vtkm::cont::DataSet dataSet;

    typedef vtkm::Vec<vtkm::Float32,3> CoordType;
    std::vector<CoordType> coords(xVals.size());
    
    size_t nPts = xVals.size();
    for (size_t i=0; i < nPts; i++)
    {
        coords[i][0] = xVals[i];
        coords[i][1] = yVals[i];
        coords[i][2] = 0;
    }
    dataSet.AddCoordinateSystem(
        vtkm::cont::CoordinateSystem(coordsNm, 1, coords));

    vtkm::cont::CellSetExplicit<> cellSet((vtkm::Id)nPts, cellNm, 2);
    cellSet.FillViaCopy(shapes, numIndices, connectivity);
    dataSet.AddCellSet(cellSet);

    return dataSet;
}

template<typename T>
vtkm::cont::DataSet
DataSetBuilderExplicit::Create(const std::vector<T> &xVals,
                               const std::vector<T> &yVals,
                               const std::vector<T> &zVals,
                               const std::vector<vtkm::UInt8> &shapes,
                               const std::vector<vtkm::IdComponent> &numIndices,
                               const std::vector<vtkm::Id> &connectivity,
                               const std::string &coordsNm,
                               const std::string &cellNm)
{
    VTKM_CONT_ASSERT(xVals.size() == yVals.size() &&
                     yVals.size() == zVals.size() &&
                     xVals.size() > 0);

    vtkm::cont::DataSet dataSet;

    typedef vtkm::Vec<vtkm::Float32,3> CoordType;
    std::vector<CoordType> coords(xVals.size());
    
    size_t nPts = xVals.size();
    for (size_t i=0; i < nPts; i++)
    {
        coords[i][0] = xVals[i];
        coords[i][1] = yVals[i];
        coords[i][2] = zVals[i];
    }
    dataSet.AddCoordinateSystem(
        vtkm::cont::CoordinateSystem(coordsNm, 1, coords));

    vtkm::cont::CellSetExplicit<> cellSet((vtkm::Id)nPts, cellNm, 3);
    cellSet.FillViaCopy(shapes, numIndices, connectivity);
    dataSet.AddCellSet(cellSet);

    return dataSet;
}

template<typename T>
vtkm::cont::DataSet
DataSetBuilderExplicit::Create(const std::vector<vtkm::Vec<T,3> > &coords,
                               const std::vector<vtkm::UInt8> &shapes,
                               const std::vector<vtkm::IdComponent> &numIndices,
                               const std::vector<vtkm::Id> &connectivity,
                               const std::string &coordsNm,
                               const std::string &cellNm)
{
    vtkm::cont::DataSet dataSet;

    size_t nPts = coords.size();
160
161
162
    vtkm::cont::ArrayHandle<Vec<T,3> > coordsArray;
    DFA::Copy(vtkm::cont::make_ArrayHandle(coords), coordsArray);

Dave Pugmire's avatar
Dave Pugmire committed
163
    dataSet.AddCoordinateSystem(
164
        vtkm::cont::CoordinateSystem(coordsNm, 1, coordsArray));
Dave Pugmire's avatar
Dave Pugmire committed
165
166
167
168

    vtkm::cont::CellSetExplicit<> cellSet((vtkm::Id)nPts, cellNm, 3);
    cellSet.FillViaCopy(shapes, numIndices, connectivity);
    dataSet.AddCellSet(cellSet);
169

Dave Pugmire's avatar
Dave Pugmire committed
170
171
172
    return dataSet;
}

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
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
class DataSetIterativeBuilderExplicit
{
public:
    VTKM_CONT_EXPORT
    DataSetIterativeBuilderExplicit() {}

    VTKM_CONT_EXPORT
    void Begin(const std::string &_coordNm="coords",
	       const std::string &_cellNm="cells")
    {
	coordNm = _coordNm;
	cellNm = _cellNm;
        points.resize(0);
        shapes.resize(0);
        numIdx.resize(0);
        connectivity.resize(0);
    }

    //Define points.
    VTKM_CONT_EXPORT
    vtkm::cont::DataSet Create();

    VTKM_CONT_EXPORT
    vtkm::Id AddPoint(const vtkm::Vec<vtkm::Float32, 3> &pt)
    {
	points.push_back(pt);
	vtkm::Id id = static_cast<vtkm::Id>(points.size());
	return id;
    }
    VTKM_CONT_EXPORT
    vtkm::Id AddPoint(const vtkm::Float32 &x,
		      const vtkm::Float32 &y,
		      const vtkm::Float32 &z=0)
    {
	points.push_back(vtkm::make_Vec(x,y,z));
	vtkm::Id id = static_cast<vtkm::Id>(points.size());
	return id;
    }

    template<typename T>
    VTKM_CONT_EXPORT
    vtkm::Id AddPoint(const T &x, const T &y, const T &z=0)
    {
	return AddPoint(static_cast<vtkm::Float32>(x),
			static_cast<vtkm::Float32>(y),
			static_cast<vtkm::Float32>(z));
    }

    template<typename T>
    VTKM_CONT_EXPORT
    vtkm::Id AddPoint(const vtkm::Vec<T,3> &pt)
    {
	return AddPoint(static_cast<vtkm::Vec<vtkm::Float32,3> >(pt));
    }

    //Define cells.
    VTKM_CONT_EXPORT
    void AddCell(const vtkm::UInt8 &shape, const std::vector<vtkm::Id> &conn)
    {
	shapes.push_back(shape);
	numIdx.push_back(static_cast<vtkm::IdComponent>(conn.size()));
	connectivity.insert(connectivity.end(), conn.begin(), conn.end());
    }

    VTKM_CONT_EXPORT
    void AddCell(const vtkm::UInt8 &shape, const vtkm::Id *conn, const vtkm::IdComponent &n)
    {
        shapes.push_back(shape);
        numIdx.push_back(n);
        for (int i = 0; i < n; i++)
            connectivity.push_back(conn[i]);
    }
    
private:
    std::string coordNm, cellNm;

    std::vector<vtkm::Vec<vtkm::Float32,3> > points;
    std::vector<vtkm::UInt8> shapes;
    std::vector<vtkm::IdComponent> numIdx;
    std::vector<vtkm::Id> connectivity;
};

vtkm::cont::DataSet
DataSetIterativeBuilderExplicit::Create()
{
    DataSetBuilderExplicit dsb;
    return dsb.Create(points, shapes, numIdx, connectivity, coordNm, cellNm);
}

Dave Pugmire's avatar
Dave Pugmire committed
262
263
264
265
266

}
}

#endif //vtk_m_cont_DataSetBuilderExplicit_h