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
|
/*=========================================================================
*
* Copyright NumFOCUS
*
* 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
*
* https://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 itkBinaryMinMaxCurvatureFlowFunction_hxx
#define itkBinaryMinMaxCurvatureFlowFunction_hxx
#include "itkMath.h"
#include "itkNeighborhoodInnerProduct.h"
namespace itk
{
template <typename TImage>
BinaryMinMaxCurvatureFlowFunction<TImage>::BinaryMinMaxCurvatureFlowFunction()
{
m_Threshold = 0.0;
}
template <typename TImage>
auto
BinaryMinMaxCurvatureFlowFunction<TImage>::ComputeUpdate(const NeighborhoodType & it,
void * globalData,
const FloatOffsetType & offset) -> PixelType
{
using CurvatureFlowFunctionType = CurvatureFlowFunction<TImage>;
PixelType update = this->CurvatureFlowFunctionType::ComputeUpdate(it, globalData, offset);
if (update == 0.0)
{
return update;
}
NeighborhoodInnerProduct<ImageType> innerProduct;
PixelType avgValue = innerProduct(it, this->m_StencilOperator);
if (avgValue < m_Threshold)
{
return (std::min(update, PixelType{}));
}
else
{
return (std::max(update, PixelType{}));
}
}
} // end namespace itk
#endif
|
