Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Scene2D/FloatTextureSceneLayer.cpp @ 1590:7b963bccafef
updated README
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 22 Oct 2020 18:39:03 +0200 |
parents | 82279abb92d0 |
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rev | line source |
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590 | 1 /** |
2 * Stone of Orthanc | |
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
4 * Department, University Hospital of Liege, Belgium | |
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
590 | 6 * |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 | |
22 #include "FloatTextureSceneLayer.h" | |
23 | |
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24 #include "../Toolbox/ImageToolbox.h" |
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25 |
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26 #include <Images/Image.h> |
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27 #include <Images/ImageProcessing.h> |
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28 #include <OrthancException.h> |
590 | 29 |
30 namespace OrthancStone | |
31 { | |
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32 FloatTextureSceneLayer::FloatTextureSceneLayer(const Orthanc::ImageAccessor& texture) : |
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33 inverted_(false), |
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34 applyLog_(false), |
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35 isRangeComputed_(false), |
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36 minValue_(0), |
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37 maxValue_(0) |
590 | 38 { |
39 { | |
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40 std::unique_ptr<Orthanc::ImageAccessor> t( |
590 | 41 new Orthanc::Image(Orthanc::PixelFormat_Float32, |
42 texture.GetWidth(), | |
43 texture.GetHeight(), | |
44 false)); | |
45 | |
46 Orthanc::ImageProcessing::Convert(*t, texture); | |
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47 |
590 | 48 SetTexture(t.release()); |
49 } | |
50 | |
51 SetCustomWindowing(128, 256); | |
52 } | |
53 | |
54 | |
55 void FloatTextureSceneLayer::SetWindowing(ImageWindowing windowing) | |
56 { | |
57 if (windowing_ != windowing) | |
58 { | |
59 if (windowing == ImageWindowing_Custom) | |
60 { | |
61 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
62 } | |
63 else | |
64 { | |
65 windowing_ = windowing; | |
66 IncrementRevision(); | |
67 } | |
68 } | |
69 } | |
70 | |
71 void FloatTextureSceneLayer::SetCustomWindowing(float customCenter, | |
72 float customWidth) | |
73 { | |
74 if (customWidth <= 0) | |
75 { | |
76 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
77 } | |
78 else | |
79 { | |
80 windowing_ = ImageWindowing_Custom; | |
81 customCenter_ = customCenter; | |
82 customWidth_ = customWidth; | |
83 IncrementRevision(); | |
84 } | |
85 } | |
86 | |
87 | |
88 void FloatTextureSceneLayer::GetWindowing(float& targetCenter, | |
89 float& targetWidth) const | |
90 { | |
91 ::OrthancStone::ComputeWindowing(targetCenter, targetWidth, | |
92 windowing_, customCenter_, customWidth_); | |
93 } | |
94 | |
95 | |
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96 void FloatTextureSceneLayer::SetInverted(bool inverted) |
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97 { |
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98 inverted_ = inverted; |
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99 IncrementRevision(); |
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100 } |
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101 |
1163 | 102 |
103 void FloatTextureSceneLayer::SetApplyLog(bool apply) | |
104 { | |
105 applyLog_ = apply; | |
106 IncrementRevision(); | |
107 } | |
108 | |
109 | |
590 | 110 void FloatTextureSceneLayer::FitRange() |
111 { | |
112 float minValue, maxValue; | |
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113 GetRange(minValue, maxValue); |
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114 assert(minValue <= maxValue); |
590 | 115 |
116 float width; | |
117 | |
118 if (LinearAlgebra::IsCloseToZero(maxValue - minValue)) | |
119 { | |
120 width = 1; | |
121 } | |
122 else | |
123 { | |
124 width = maxValue - minValue; | |
125 } | |
126 | |
127 SetCustomWindowing((minValue + maxValue) / 2.0f, width); | |
128 } | |
129 | |
130 | |
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131 void FloatTextureSceneLayer::GetRange(float& minValue, |
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132 float& maxValue) |
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133 { |
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134 if (!isRangeComputed_) |
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135 { |
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136 Orthanc::ImageProcessing::GetMinMaxFloatValue(minValue_, maxValue_, GetTexture()); |
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137 isRangeComputed_ = true; |
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138 } |
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139 |
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140 assert(minValue_ <= maxValue_); |
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141 |
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142 minValue = minValue_; |
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143 maxValue = maxValue_; |
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144 } |
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145 |
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146 |
590 | 147 ISceneLayer* FloatTextureSceneLayer::Clone() const |
148 { | |
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149 std::unique_ptr<FloatTextureSceneLayer> cloned |
590 | 150 (new FloatTextureSceneLayer(GetTexture())); |
151 | |
152 cloned->CopyParameters(*this); | |
153 cloned->windowing_ = windowing_; | |
154 cloned->customCenter_ = customCenter_; | |
155 cloned->customWidth_ = customWidth_; | |
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156 cloned->inverted_ = inverted_; |
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157 cloned->applyLog_ = applyLog_; |
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158 cloned->isRangeComputed_ = isRangeComputed_; |
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159 cloned->minValue_ = minValue_; |
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160 cloned->maxValue_ = maxValue_; |
590 | 161 |
162 return cloned.release(); | |
163 } | |
164 } |