Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Toolbox/DicomInstanceParameters.cpp @ 1636:d1e0b08b809d
cont
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 10 Nov 2020 16:20:22 +0100 |
parents | 1a714e21ea7c |
children | d569effcd433 |
rev | line source |
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746 | 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 |
746 | 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 |
746 | 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/>. |
746 | 20 **/ |
21 | |
22 | |
23 #include "DicomInstanceParameters.h" | |
24 | |
25 #include "../Scene2D/ColorTextureSceneLayer.h" | |
26 #include "../Scene2D/FloatTextureSceneLayer.h" | |
27 #include "../Toolbox/GeometryToolbox.h" | |
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28 #include "../Toolbox/ImageToolbox.h" |
746 | 29 |
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30 #include <Images/Image.h> |
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31 #include <Images/ImageProcessing.h> |
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32 #include <Logging.h> |
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33 #include <OrthancException.h> |
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34 #include <Toolbox.h> |
746 | 35 |
36 | |
37 namespace OrthancStone | |
38 { | |
1636 | 39 static void ExtractFrameOffsets(Vector& target, |
40 const Orthanc::DicomMap& dicom, | |
41 unsigned int numberOfFrames) | |
746 | 42 { |
43 // http://dicom.nema.org/medical/Dicom/2016a/output/chtml/part03/sect_C.8.8.3.2.html | |
44 | |
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45 std::string increment; |
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46 |
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47 if (dicom.LookupStringValue(increment, Orthanc::DICOM_TAG_FRAME_INCREMENT_POINTER, false)) |
746 | 48 { |
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49 Orthanc::Toolbox::ToUpperCase(increment); |
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50 |
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51 // This is the "Grid Frame Offset Vector" tag (DICOM_TAG_GRID_FRAME_OFFSET_VECTOR) |
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52 if (increment != "3004,000C") |
746 | 53 { |
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54 LOG(WARNING) << "Bad value for the FrameIncrementPointer tags in a multiframe image"; |
1636 | 55 target.resize(0); |
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56 return; |
746 | 57 } |
58 } | |
59 | |
1636 | 60 if (!LinearAlgebra::ParseVector(target, dicom, Orthanc::DICOM_TAG_GRID_FRAME_OFFSET_VECTOR) || |
61 target.size() != numberOfFrames) | |
746 | 62 { |
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63 LOG(INFO) << "The frame offset information is missing in a multiframe image"; |
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64 |
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65 // DO NOT use ".clear()" here, as the "Vector" class doesn't behave like std::vector! |
1636 | 66 target.resize(0); |
746 | 67 } |
68 } | |
69 | |
70 | |
71 DicomInstanceParameters::Data::Data(const Orthanc::DicomMap& dicom) : | |
72 imageInformation_(dicom) | |
73 { | |
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74 if (!dicom.LookupStringValue(studyInstanceUid_, Orthanc::DICOM_TAG_STUDY_INSTANCE_UID, false) || |
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75 !dicom.LookupStringValue(seriesInstanceUid_, Orthanc::DICOM_TAG_SERIES_INSTANCE_UID, false) || |
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76 !dicom.LookupStringValue(sopInstanceUid_, Orthanc::DICOM_TAG_SOP_INSTANCE_UID, false)) |
746 | 77 { |
78 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadFileFormat); | |
79 } | |
80 | |
81 std::string s; | |
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82 if (dicom.LookupStringValue(s, Orthanc::DICOM_TAG_SOP_CLASS_UID, false)) |
746 | 83 { |
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84 sopClassUid_ = StringToSopClassUid(s); |
746 | 85 } |
86 else | |
87 { | |
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88 sopClassUid_ = SopClassUid_Other; |
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89 } |
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90 |
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91 uint32_t n; |
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92 if (dicom.ParseUnsignedInteger32(n, Orthanc::DICOM_TAG_NUMBER_OF_FRAMES)) |
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93 { |
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94 numberOfFrames_ = n; |
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95 } |
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96 else |
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97 { |
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98 numberOfFrames_ = 1; |
746 | 99 } |
100 | |
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101 if (!dicom.HasTag(Orthanc::DICOM_TAG_COLUMNS) || |
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102 !dicom.GetValue(Orthanc::DICOM_TAG_COLUMNS).ParseFirstUnsignedInteger(width_)) |
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103 { |
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104 width_ = 0; |
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105 } |
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106 |
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107 if (!dicom.HasTag(Orthanc::DICOM_TAG_ROWS) || |
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108 !dicom.GetValue(Orthanc::DICOM_TAG_ROWS).ParseFirstUnsignedInteger(height_)) |
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109 { |
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110 height_ = 0; |
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111 } |
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112 |
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113 if (!dicom.ParseDouble(sliceThickness_, Orthanc::DICOM_TAG_SLICE_THICKNESS)) |
746 | 114 { |
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115 sliceThickness_ = 100.0 * std::numeric_limits<double>::epsilon(); |
746 | 116 } |
117 | |
118 GeometryToolbox::GetPixelSpacing(pixelSpacingX_, pixelSpacingY_, dicom); | |
119 | |
120 std::string position, orientation; | |
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121 if (dicom.LookupStringValue(position, Orthanc::DICOM_TAG_IMAGE_POSITION_PATIENT, false) && |
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122 dicom.LookupStringValue(orientation, Orthanc::DICOM_TAG_IMAGE_ORIENTATION_PATIENT, false)) |
746 | 123 { |
124 geometry_ = CoordinateSystem3D(position, orientation); | |
125 } | |
126 | |
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127 // Must be AFTER setting "numberOfFrames_" |
1636 | 128 ExtractFrameOffsets(frameOffsets_, dicom, numberOfFrames_); |
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129 |
746 | 130 if (sopClassUid_ == SopClassUid_RTDose) |
131 { | |
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132 static const Orthanc::DicomTag DICOM_TAG_DOSE_UNITS(0x3004, 0x0002); |
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133 |
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134 if (!dicom.LookupStringValue(doseUnits_, DICOM_TAG_DOSE_UNITS, false)) |
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135 { |
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136 LOG(ERROR) << "Tag DoseUnits (0x3004, 0x0002) is missing in " << sopInstanceUid_; |
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137 doseUnits_.clear(); |
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138 } |
746 | 139 } |
140 | |
141 isColor_ = (imageInformation_.GetPhotometricInterpretation() != Orthanc::PhotometricInterpretation_Monochrome1 && | |
142 imageInformation_.GetPhotometricInterpretation() != Orthanc::PhotometricInterpretation_Monochrome2); | |
143 | |
144 if (dicom.ParseDouble(rescaleIntercept_, Orthanc::DICOM_TAG_RESCALE_INTERCEPT) && | |
145 dicom.ParseDouble(rescaleSlope_, Orthanc::DICOM_TAG_RESCALE_SLOPE)) | |
146 { | |
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147 if (sopClassUid_ == SopClassUid_RTDose) |
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148 { |
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149 LOG(INFO) << "DOSE HAS Rescale*: rescaleIntercept_ = " << rescaleIntercept_ << " rescaleSlope_ = " << rescaleSlope_; |
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150 // WE SHOULD NOT TAKE THE RESCALE VALUE INTO ACCOUNT IN THE CASE OF DOSES |
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151 hasRescale_ = false; |
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152 } |
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153 else |
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154 { |
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155 hasRescale_ = true; |
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156 } |
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157 |
746 | 158 } |
159 else | |
160 { | |
161 hasRescale_ = false; | |
162 } | |
163 | |
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164 if (dicom.ParseDouble(doseGridScaling_, Orthanc::DICOM_TAG_DOSE_GRID_SCALING)) |
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165 { |
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166 if (sopClassUid_ == SopClassUid_RTDose) |
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167 { |
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168 LOG(INFO) << "DOSE HAS DoseGridScaling: doseGridScaling_ = " << doseGridScaling_; |
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169 } |
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170 } |
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171 else |
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172 { |
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173 doseGridScaling_ = 1.0; |
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174 if (sopClassUid_ == SopClassUid_RTDose) |
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175 { |
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176 LOG(ERROR) << "Tag DoseGridScaling (0x3004, 0x000e) is missing in " << sopInstanceUid_ << " doseGridScaling_ will be set to 1.0"; |
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177 } |
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178 } |
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179 |
746 | 180 Vector c, w; |
181 if (LinearAlgebra::ParseVector(c, dicom, Orthanc::DICOM_TAG_WINDOW_CENTER) && | |
182 LinearAlgebra::ParseVector(w, dicom, Orthanc::DICOM_TAG_WINDOW_WIDTH) && | |
183 c.size() > 0 && | |
184 w.size() > 0) | |
185 { | |
186 hasDefaultWindowing_ = true; | |
187 defaultWindowingCenter_ = static_cast<float>(c[0]); | |
188 defaultWindowingWidth_ = static_cast<float>(w[0]); | |
189 } | |
190 else | |
191 { | |
192 hasDefaultWindowing_ = false; | |
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193 defaultWindowingCenter_ = 0; |
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194 defaultWindowingWidth_ = 0; |
746 | 195 } |
196 | |
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197 expectedPixelFormat_ = Orthanc::PixelFormat_Grayscale16; // Rough guess |
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198 |
746 | 199 if (sopClassUid_ == SopClassUid_RTDose) |
200 { | |
201 switch (imageInformation_.GetBitsStored()) | |
202 { | |
203 case 16: | |
204 expectedPixelFormat_ = Orthanc::PixelFormat_Grayscale16; | |
205 break; | |
206 | |
207 case 32: | |
208 expectedPixelFormat_ = Orthanc::PixelFormat_Grayscale32; | |
209 break; | |
210 | |
211 default: | |
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212 break; |
746 | 213 } |
214 } | |
215 else if (isColor_) | |
216 { | |
217 expectedPixelFormat_ = Orthanc::PixelFormat_RGB24; | |
218 } | |
219 else if (imageInformation_.IsSigned()) | |
220 { | |
221 expectedPixelFormat_ = Orthanc::PixelFormat_SignedGrayscale16; | |
222 } | |
980
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223 |
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224 // This computes the "IndexInSeries" metadata from Orthanc (check |
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225 // out "Orthanc::ServerIndex::Store()") |
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226 hasIndexInSeries_ = ( |
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227 dicom.ParseUnsignedInteger32(indexInSeries_, Orthanc::DICOM_TAG_INSTANCE_NUMBER) || |
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228 dicom.ParseUnsignedInteger32(indexInSeries_, Orthanc::DICOM_TAG_IMAGE_INDEX)); |
746 | 229 } |
230 | |
231 | |
1636 | 232 CoordinateSystem3D DicomInstanceParameters::GetFrameGeometry(unsigned int frame) const |
746 | 233 { |
1636 | 234 if (frame >= data_.numberOfFrames_) |
746 | 235 { |
236 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
237 } | |
1636 | 238 else if (data_.frameOffsets_.empty()) |
746 | 239 { |
1636 | 240 return data_.geometry_; |
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241 } |
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242 else |
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243 { |
1636 | 244 assert(data_.frameOffsets_.size() == data_.numberOfFrames_); |
746 | 245 |
246 return CoordinateSystem3D( | |
1636 | 247 data_.geometry_.GetOrigin() + data_.frameOffsets_[frame] * data_.geometry_.GetNormal(), |
248 data_.geometry_.GetAxisX(), | |
249 data_.geometry_.GetAxisY()); | |
746 | 250 } |
251 } | |
252 | |
253 | |
1636 | 254 bool DicomInstanceParameters::IsPlaneWithinSlice(unsigned int frame, |
255 const CoordinateSystem3D& plane) const | |
746 | 256 { |
1636 | 257 if (frame >= data_.numberOfFrames_) |
746 | 258 { |
259 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
260 } | |
261 | |
1636 | 262 CoordinateSystem3D tmp = data_.geometry_; |
746 | 263 |
264 if (frame != 0) | |
265 { | |
266 tmp = GetFrameGeometry(frame); | |
267 } | |
268 | |
269 double distance; | |
270 | |
757 | 271 return (CoordinateSystem3D::ComputeDistance(distance, tmp, plane) && |
1636 | 272 distance <= data_.sliceThickness_ / 2.0); |
746 | 273 } |
274 | |
1636 | 275 void DicomInstanceParameters::ApplyRescaleAndDoseScaling(Orthanc::ImageAccessor& image, |
276 bool useDouble) const | |
746 | 277 { |
278 if (image.GetFormat() != Orthanc::PixelFormat_Float32) | |
279 { | |
280 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
281 } | |
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282 |
1636 | 283 double factor = data_.doseGridScaling_; |
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284 double offset = 0.0; |
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285 |
1636 | 286 if (data_.hasRescale_) |
746 | 287 { |
1636 | 288 factor *= data_.rescaleSlope_; |
289 offset = data_.rescaleIntercept_; | |
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290 } |
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291 |
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292 if (!LinearAlgebra::IsNear(factor, 1) || |
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293 !LinearAlgebra::IsNear(offset, 0)) |
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294 { |
746 | 295 const unsigned int width = image.GetWidth(); |
296 const unsigned int height = image.GetHeight(); | |
297 | |
298 for (unsigned int y = 0; y < height; y++) | |
299 { | |
300 float* p = reinterpret_cast<float*>(image.GetRow(y)); | |
301 | |
302 if (useDouble) | |
303 { | |
304 // Slower, accurate implementation using double | |
305 for (unsigned int x = 0; x < width; x++, p++) | |
306 { | |
307 double value = static_cast<double>(*p); | |
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308 *p = static_cast<float>(value * factor + offset); |
746 | 309 } |
310 } | |
311 else | |
312 { | |
313 // Fast, approximate implementation using float | |
314 for (unsigned int x = 0; x < width; x++, p++) | |
315 { | |
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316 *p = (*p) * static_cast<float>(factor) + static_cast<float>(offset); |
746 | 317 } |
318 } | |
319 } | |
320 } | |
321 } | |
322 | |
323 double DicomInstanceParameters::GetRescaleIntercept() const | |
324 { | |
325 if (data_.hasRescale_) | |
326 { | |
327 return data_.rescaleIntercept_; | |
328 } | |
329 else | |
330 { | |
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331 LOG(ERROR) << "DicomInstanceParameters::GetRescaleIntercept(): !data_.hasRescale_"; |
746 | 332 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
333 } | |
334 } | |
335 | |
336 | |
337 double DicomInstanceParameters::GetRescaleSlope() const | |
338 { | |
339 if (data_.hasRescale_) | |
340 { | |
341 return data_.rescaleSlope_; | |
342 } | |
343 else | |
344 { | |
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345 LOG(ERROR) << "DicomInstanceParameters::GetRescaleSlope(): !data_.hasRescale_"; |
746 | 346 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
347 } | |
348 } | |
349 | |
350 | |
351 float DicomInstanceParameters::GetDefaultWindowingCenter() const | |
352 { | |
353 if (data_.hasDefaultWindowing_) | |
354 { | |
355 return data_.defaultWindowingCenter_; | |
356 } | |
357 else | |
358 { | |
1481 | 359 LOG(ERROR) << "DicomInstanceParameters::GetDefaultWindowingCenter(): no default windowing"; |
746 | 360 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
361 } | |
362 } | |
363 | |
364 | |
365 float DicomInstanceParameters::GetDefaultWindowingWidth() const | |
366 { | |
367 if (data_.hasDefaultWindowing_) | |
368 { | |
369 return data_.defaultWindowingWidth_; | |
370 } | |
371 else | |
372 { | |
1481 | 373 LOG(ERROR) << "DicomInstanceParameters::GetDefaultWindowingWidth(): no default windowing"; |
746 | 374 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
375 } | |
376 } | |
377 | |
378 | |
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379 Orthanc::ImageAccessor* DicomInstanceParameters::ConvertToFloat(const Orthanc::ImageAccessor& pixelData) const |
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380 { |
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381 std::unique_ptr<Orthanc::Image> converted(new Orthanc::Image(Orthanc::PixelFormat_Float32, |
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382 pixelData.GetWidth(), |
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383 pixelData.GetHeight(), |
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384 false)); |
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385 Orthanc::ImageProcessing::Convert(*converted, pixelData); |
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386 |
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387 |
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388 // Correct rescale slope/intercept if need be |
1636 | 389 //ApplyRescaleAndDoseScaling(*converted, (pixelData.GetFormat() == Orthanc::PixelFormat_Grayscale32)); |
390 ApplyRescaleAndDoseScaling(*converted, false); | |
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391 |
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392 return converted.release(); |
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393 } |
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394 |
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395 |
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396 TextureBaseSceneLayer* DicomInstanceParameters::CreateTexture |
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397 (const Orthanc::ImageAccessor& pixelData) const |
746 | 398 { |
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399 // { |
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400 // const Orthanc::ImageAccessor& source = pixelData; |
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401 // const void* sourceBuffer = source.GetConstBuffer(); |
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402 // intptr_t sourceBufferInt = reinterpret_cast<intptr_t>(sourceBuffer); |
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403 // int sourceWidth = source.GetWidth(); |
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404 // int sourceHeight = source.GetHeight(); |
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405 // int sourcePitch = source.GetPitch(); |
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406 |
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407 // // TODO: turn error into trace below |
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408 // LOG(ERROR) << "ConvertGrayscaleToFloat | source:" |
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409 // << " W = " << sourceWidth << " H = " << sourceHeight |
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410 // << " P = " << sourcePitch << " B = " << sourceBufferInt |
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411 // << " B % 4 == " << sourceBufferInt % 4; |
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412 // } |
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413 |
746 | 414 assert(sizeof(float) == 4); |
415 | |
416 Orthanc::PixelFormat sourceFormat = pixelData.GetFormat(); | |
417 | |
418 if (sourceFormat != GetExpectedPixelFormat()) | |
419 { | |
420 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
421 } | |
422 | |
423 if (sourceFormat == Orthanc::PixelFormat_RGB24) | |
424 { | |
425 // This is the case of a color image. No conversion has to be done. | |
426 return new ColorTextureSceneLayer(pixelData); | |
427 } | |
428 else | |
429 { | |
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430 // This is the case of a grayscale frame. Convert it to Float32. |
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431 std::unique_ptr<FloatTextureSceneLayer> texture; |
746 | 432 |
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433 if (pixelData.GetFormat() == Orthanc::PixelFormat_Float32) |
746 | 434 { |
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435 texture.reset(new FloatTextureSceneLayer(pixelData)); |
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436 } |
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437 else |
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438 { |
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439 std::unique_ptr<Orthanc::ImageAccessor> converted(ConvertToFloat(pixelData)); |
746 | 440 texture.reset(new FloatTextureSceneLayer(*converted)); |
441 } | |
442 | |
443 if (data_.hasDefaultWindowing_) | |
444 { | |
445 texture->SetCustomWindowing(data_.defaultWindowingCenter_, | |
446 data_.defaultWindowingWidth_); | |
447 } | |
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448 |
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449 switch (data_.imageInformation_.GetPhotometricInterpretation()) |
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450 { |
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451 case Orthanc::PhotometricInterpretation_Monochrome1: |
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452 texture->SetInverted(true); |
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453 break; |
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454 |
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parents:
1598
diff
changeset
|
455 case Orthanc::PhotometricInterpretation_Monochrome2: |
a4418a489e86
improving robustness of DicomInstanceParameters
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1598
diff
changeset
|
456 texture->SetInverted(false); |
a4418a489e86
improving robustness of DicomInstanceParameters
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
|
457 break; |
a4418a489e86
improving robustness of DicomInstanceParameters
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1598
diff
changeset
|
458 |
a4418a489e86
improving robustness of DicomInstanceParameters
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1598
diff
changeset
|
459 default: |
a4418a489e86
improving robustness of DicomInstanceParameters
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1598
diff
changeset
|
460 break; |
1206
c93a6218f0cd
Fixed photometric interpretation in texture creation
Benjamin Golinvaux <bgo@osimis.io>
parents:
1141
diff
changeset
|
461 } |
c93a6218f0cd
Fixed photometric interpretation in texture creation
Benjamin Golinvaux <bgo@osimis.io>
parents:
1141
diff
changeset
|
462 |
746 | 463 return texture.release(); |
464 } | |
465 } | |
768
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
466 |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
467 |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
468 LookupTableTextureSceneLayer* DicomInstanceParameters::CreateLookupTableTexture |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
469 (const Orthanc::ImageAccessor& pixelData) const |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
470 { |
1298
8a0a62189f46
replacing std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1291
diff
changeset
|
471 std::unique_ptr<FloatTextureSceneLayer> texture; |
768
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
472 |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
473 if (pixelData.GetFormat() == Orthanc::PixelFormat_Float32) |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
474 { |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
475 return new LookupTableTextureSceneLayer(pixelData); |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
476 } |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
477 else |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
478 { |
1298
8a0a62189f46
replacing std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1291
diff
changeset
|
479 std::unique_ptr<Orthanc::ImageAccessor> converted(ConvertToFloat(pixelData)); |
768
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
480 return new LookupTableTextureSceneLayer(*converted); |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
481 } |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
482 } |
980
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
483 |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
484 |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
485 unsigned int DicomInstanceParameters::GetIndexInSeries() const |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
486 { |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
487 if (data_.hasIndexInSeries_) |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
488 { |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
489 return data_.indexInSeries_; |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
490 } |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
491 else |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
492 { |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
493 LOG(ERROR) << "DicomInstanceParameters::GetIndexInSeries(): !data_.hasIndexInSeries_"; |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
494 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
495 } |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
496 } |
1159
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
497 |
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
498 |
1636 | 499 double DicomInstanceParameters::ApplyRescale(double value) const |
1159
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
500 { |
1636 | 501 double factor = data_.doseGridScaling_; |
1159
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
502 double offset = 0.0; |
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
503 |
1636 | 504 if (data_.hasRescale_) |
1159
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
505 { |
1636 | 506 factor *= data_.rescaleSlope_; |
507 offset = data_.rescaleIntercept_; | |
1159
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
508 } |
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
509 |
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
510 return (value * factor + offset); |
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
511 } |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
512 |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
513 |
1636 | 514 bool DicomInstanceParameters::ComputeRegularSpacing(double& spacing) const |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
515 { |
1636 | 516 if (data_.frameOffsets_.size() == 0) // Not a RT-DOSE |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
517 { |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
518 return false; |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
519 } |
1636 | 520 else if (data_.frameOffsets_.size() == 1) |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
521 { |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
522 spacing = 1; // Edge case: RT-DOSE with one single frame |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
523 return true; |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
524 } |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
525 else |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
526 { |
1636 | 527 assert(data_.frameOffsets_.size() == GetNumberOfFrames()); |
528 | |
529 spacing = std::abs(data_.frameOffsets_[1] - data_.frameOffsets_[0]); | |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
530 |
1636 | 531 for (size_t i = 1; i + 1 < data_.frameOffsets_.size(); i++) |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
532 { |
1636 | 533 double s = data_.frameOffsets_[i + 1] - data_.frameOffsets_[i]; |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
534 if (!LinearAlgebra::IsNear(spacing, s, 0.001)) |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
535 { |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
536 return false; |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
537 } |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
538 } |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
539 |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
540 return true; |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
541 } |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
542 } |
746 | 543 } |