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
|
/*=========================================================================
*
* Copyright UMC Utrecht and contributors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0.txt
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*=========================================================================*/
#ifndef itkGPUTranslationTransformBase_hxx
#define itkGPUTranslationTransformBase_hxx
#include "itkGPUTranslationTransformBase.h"
#include <iomanip>
// begin of ITKGPUTranslationTransformBase namespace
namespace ITKGPUTranslationTransformBase
{
typedef struct
{
cl_float offset;
} GPUTranslationTransformBase1D;
typedef struct
{
cl_float2 offset;
} GPUTranslationTransformBase2D;
typedef struct
{
cl_float3 offset;
} GPUTranslationTransformBase3D;
//------------------------------------------------------------------------------
template <unsigned int ImageDimension>
struct SpaceDimensionToType
{};
//----------------------------------------------------------------------------
// Offset
template <typename TScalarType, unsigned int SpaceDimension>
void
SetOffset1(const itk::Vector<TScalarType, SpaceDimension> &, cl_float &, SpaceDimensionToType<SpaceDimension>)
{}
template <typename TScalarType, unsigned int SpaceDimension>
void
SetOffset2(const itk::Vector<TScalarType, SpaceDimension> &, cl_float2 &, SpaceDimensionToType<SpaceDimension>)
{}
template <typename TScalarType, unsigned int SpaceDimension>
void
SetOffset3(const itk::Vector<TScalarType, SpaceDimension> &, cl_float4 &, SpaceDimensionToType<SpaceDimension>)
{}
template <typename TScalarType>
void
SetOffset1(const itk::Vector<TScalarType, 1> & offset, cl_float & ocloffset, SpaceDimensionToType<1>)
{
ocloffset = offset[0];
}
template <typename TScalarType>
void
SetOffset2(const itk::Vector<TScalarType, 2> & offset, cl_float2 & ocloffset, SpaceDimensionToType<2>)
{
unsigned int id = 0;
for (unsigned int i = 0; i < 2; ++i)
{
ocloffset.s[id++] = offset[i];
}
}
template <typename TScalarType>
void
SetOffset3(const itk::Vector<TScalarType, 3> & offset, cl_float4 & ocloffset, SpaceDimensionToType<3>)
{
unsigned int id = 0;
for (unsigned int i = 0; i < 3; ++i)
{
ocloffset.s[id++] = offset[i];
}
ocloffset.s[3] = 0.0;
}
} // namespace ITKGPUTranslationTransformBase
//------------------------------------------------------------------------------
namespace itk
{
template <typename TScalarType, unsigned int NDimensions>
GPUTranslationTransformBase<TScalarType, NDimensions>::GPUTranslationTransformBase()
{
// Add GPUTranslationTransformBase source
const std::string sourcePath(GPUTranslationTransformBaseKernel::GetOpenCLSource());
m_Sources.push_back(sourcePath);
this->m_ParametersDataManager->Initialize();
this->m_ParametersDataManager->SetBufferFlag(CL_MEM_READ_ONLY);
using namespace ITKGPUTranslationTransformBase;
const unsigned int Dimension = SpaceDimension;
switch (Dimension)
{
case 1:
this->m_ParametersDataManager->SetBufferSize(sizeof(GPUTranslationTransformBase1D));
break;
case 2:
this->m_ParametersDataManager->SetBufferSize(sizeof(GPUTranslationTransformBase2D));
break;
case 3:
this->m_ParametersDataManager->SetBufferSize(sizeof(GPUTranslationTransformBase3D));
break;
default:
break;
}
this->m_ParametersDataManager->Allocate();
} // end Constructor
//------------------------------------------------------------------------------
template <typename TScalarType, unsigned int NDimensions>
GPUDataManager::Pointer
GPUTranslationTransformBase<TScalarType, NDimensions>::GetParametersDataManager() const
{
using namespace ITKGPUTranslationTransformBase;
const SpaceDimensionToType<SpaceDimension> dim = {};
const unsigned int Dimension = SpaceDimension;
switch (Dimension)
{
case 1:
{
GPUTranslationTransformBase1D translationBase;
SetOffset1<ScalarType>(GetCPUOffset(), translationBase.offset, dim);
this->m_ParametersDataManager->SetCPUBufferPointer(&translationBase);
}
break;
case 2:
{
GPUTranslationTransformBase2D translationBase;
SetOffset2<ScalarType>(GetCPUOffset(), translationBase.offset, dim);
this->m_ParametersDataManager->SetCPUBufferPointer(&translationBase);
}
break;
case 3:
{
GPUTranslationTransformBase3D translationBase;
SetOffset3<ScalarType>(GetCPUOffset(), translationBase.offset, dim);
this->m_ParametersDataManager->SetCPUBufferPointer(&translationBase);
}
break;
default:
break;
}
this->m_ParametersDataManager->SetGPUDirtyFlag(true);
this->m_ParametersDataManager->UpdateGPUBuffer();
return this->m_ParametersDataManager;
} // end GetParametersDataManager()
//------------------------------------------------------------------------------
template <typename TScalarType, unsigned int NDimensions>
bool
GPUTranslationTransformBase<TScalarType, NDimensions>::GetSourceCode(std::string & source) const
{
if (this->m_Sources.empty())
{
return false;
}
// Create the final source code
std::ostringstream sources;
// Add other sources
for (std::size_t i = 0; i < this->m_Sources.size(); ++i)
{
sources << this->m_Sources[i] << std::endl;
}
source = sources.str();
return true;
} // end GetSourceCode()
} // end namespace itk
#endif /* itkGPUTranslationTransformBase_hxx */
|
