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
|
/*
//
// Copyright 2010 SRI International
//
// This file is part of the Computational Morphometry Toolkit.
//
// http://www.nitrc.org/projects/cmtk/
//
// The Computational Morphometry Toolkit is free software: you can
// redistribute it and/or modify it under the terms of the GNU General Public
// License as published by the Free Software Foundation, either version 3 of
// the License, or (at your option) any later version.
//
// The Computational Morphometry Toolkit is distributed in the hope that it
// will be useful, but WITHOUT ANY WARRANTY; without even the implied
// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with the Computational Morphometry Toolkit. If not, see
// <http://www.gnu.org/licenses/>.
//
// $Revision: 5436 $
//
// $LastChangedDate: 2018-12-10 19:01:20 -0800 (Mon, 10 Dec 2018) $
//
// $LastChangedBy: torstenrohlfing $
//
*/
#ifndef __cmtkDeviceHistogram_kernels_h_included_
#define __cmtkDeviceHistogram_kernels_h_included_
#include <cmtkconfig.h>
/** \addtogroup GPU */
//@{
/// Populate histogram from data, entirely on device.
void cmtkDeviceHistogramPopulate( float* histPtr, /*!< Device pointer to histogram data (output). */
const float* dataPtr, /*!< Device pointer to input image data. */
const float rangeFrom, /*!< Histogram range from this value. */
const float rangeTo, /*!< Histogram range to this value. */
const bool logScale, /*!< Use log scale for value-to-bin mapping to make entropy scale-invariant. */
const int numberOfBins, /*!< Number of histogram bins. */
const int numberOfSamples /*!< Number of data samples */ );
/// Populate histogram from data using binary mask, entirely on device.
void cmtkDeviceHistogramPopulate( float* histPtr, /*!< Device pointer to histogram data (output). */
const float* dataPtr, /*!< Device pointer to input image data. */
const int* maskPtr, /*!< Device pointer to binary mask data (0=background, 1=foreground). */
const float rangeFrom, /*!< Histogram range from this value. */
const float rangeTo, /*!< Histogram range to this value. */
const bool logScale, /*!< Use log scale for value-to-bin mapping to make entropy scale-invariant. */
const int numberOfBins, /*!< Number of histogram bins. */
const int numberOfSamples /*!< Number of data samples */ );
/// Compute entropy from histogram on device.
void cmtkDeviceHistogramEntropy( float* result, const float* dataPtr, int numberOfBins );
//@}
#endif // #ifndef __cmtkDeviceHistogram_kernels_h_included_
|
