Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Scene2D/FloatTextureSceneLayer.cpp @ 1739:9ac2a65d4172
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 06 Jan 2021 17:50:00 +0100 |
| parents | df4fd96c5706 |
| children | 3889ae96d2e9 |
| rev | line source |
|---|---|
| 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) 2017-2021 Osimis S.A., Belgium |
| 590 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
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8 * modify it under the terms of the GNU Lesser General Public License |
| 590 | 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 | |
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 * Lesser General Public License for more details. |
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16 * |
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17 * You should have received a copy of the GNU Lesser General Public |
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18 * License along with this program. If not, see |
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19 * <http://www.gnu.org/licenses/>. |
| 590 | 20 **/ |
| 21 | |
| 22 | |
| 23 #include "FloatTextureSceneLayer.h" | |
| 24 | |
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25 #include "../Toolbox/ImageToolbox.h" |
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26 |
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27 #include <Images/Image.h> |
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28 #include <Images/ImageProcessing.h> |
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29 #include <OrthancException.h> |
| 590 | 30 |
| 31 namespace OrthancStone | |
| 32 { | |
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33 FloatTextureSceneLayer::FloatTextureSceneLayer(const Orthanc::ImageAccessor& texture) : |
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34 inverted_(false), |
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35 applyLog_(false), |
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36 isRangeComputed_(false), |
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37 minValue_(0), |
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38 maxValue_(0) |
| 590 | 39 { |
| 40 { | |
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41 std::unique_ptr<Orthanc::ImageAccessor> t( |
| 590 | 42 new Orthanc::Image(Orthanc::PixelFormat_Float32, |
| 43 texture.GetWidth(), | |
| 44 texture.GetHeight(), | |
| 45 false)); | |
| 46 | |
| 47 Orthanc::ImageProcessing::Convert(*t, texture); | |
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48 |
| 590 | 49 SetTexture(t.release()); |
| 50 } | |
| 51 | |
| 52 SetCustomWindowing(128, 256); | |
| 53 } | |
| 54 | |
| 55 | |
| 56 void FloatTextureSceneLayer::SetWindowing(ImageWindowing windowing) | |
| 57 { | |
| 58 if (windowing_ != windowing) | |
| 59 { | |
| 60 if (windowing == ImageWindowing_Custom) | |
| 61 { | |
| 62 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 63 } | |
| 64 else | |
| 65 { | |
| 66 windowing_ = windowing; | |
| 67 IncrementRevision(); | |
| 68 } | |
| 69 } | |
| 70 } | |
| 71 | |
| 72 void FloatTextureSceneLayer::SetCustomWindowing(float customCenter, | |
| 73 float customWidth) | |
| 74 { | |
| 75 if (customWidth <= 0) | |
| 76 { | |
| 77 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 78 } | |
| 79 else | |
| 80 { | |
| 81 windowing_ = ImageWindowing_Custom; | |
| 82 customCenter_ = customCenter; | |
| 83 customWidth_ = customWidth; | |
| 84 IncrementRevision(); | |
| 85 } | |
| 86 } | |
| 87 | |
| 88 | |
| 89 void FloatTextureSceneLayer::GetWindowing(float& targetCenter, | |
| 90 float& targetWidth) const | |
| 91 { | |
| 1641 | 92 ComputeWindowing(targetCenter, targetWidth, |
| 93 windowing_, customCenter_, customWidth_); | |
| 590 | 94 } |
| 95 | |
| 96 | |
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97 void FloatTextureSceneLayer::SetInverted(bool inverted) |
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98 { |
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99 inverted_ = inverted; |
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100 IncrementRevision(); |
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101 } |
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102 |
| 1163 | 103 |
| 104 void FloatTextureSceneLayer::SetApplyLog(bool apply) | |
| 105 { | |
| 106 applyLog_ = apply; | |
| 107 IncrementRevision(); | |
| 108 } | |
| 109 | |
| 110 | |
| 590 | 111 void FloatTextureSceneLayer::FitRange() |
| 112 { | |
| 113 float minValue, maxValue; | |
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114 GetRange(minValue, maxValue); |
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115 assert(minValue <= maxValue); |
| 590 | 116 |
| 117 float width; | |
| 118 | |
| 119 if (LinearAlgebra::IsCloseToZero(maxValue - minValue)) | |
| 120 { | |
| 121 width = 1; | |
| 122 } | |
| 123 else | |
| 124 { | |
| 125 width = maxValue - minValue; | |
| 126 } | |
| 127 | |
| 128 SetCustomWindowing((minValue + maxValue) / 2.0f, width); | |
| 129 } | |
| 130 | |
| 131 | |
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132 void FloatTextureSceneLayer::GetRange(float& minValue, |
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133 float& maxValue) |
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134 { |
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135 if (!isRangeComputed_) |
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136 { |
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137 Orthanc::ImageProcessing::GetMinMaxFloatValue(minValue_, maxValue_, GetTexture()); |
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138 isRangeComputed_ = true; |
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139 } |
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140 |
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141 assert(minValue_ <= maxValue_); |
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142 |
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143 minValue = minValue_; |
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144 maxValue = maxValue_; |
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145 } |
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146 |
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147 |
| 590 | 148 ISceneLayer* FloatTextureSceneLayer::Clone() const |
| 149 { | |
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150 std::unique_ptr<FloatTextureSceneLayer> cloned |
| 590 | 151 (new FloatTextureSceneLayer(GetTexture())); |
| 152 | |
| 153 cloned->CopyParameters(*this); | |
| 154 cloned->windowing_ = windowing_; | |
| 155 cloned->customCenter_ = customCenter_; | |
| 156 cloned->customWidth_ = customWidth_; | |
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157 cloned->inverted_ = inverted_; |
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158 cloned->applyLog_ = applyLog_; |
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159 cloned->isRangeComputed_ = isRangeComputed_; |
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160 cloned->minValue_ = minValue_; |
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161 cloned->maxValue_ = maxValue_; |
| 590 | 162 |
| 163 return cloned.release(); | |
| 164 } | |
| 165 } |