Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Toolbox/DicomInstanceParameters.cpp @ 1640:52b8b96cb55f
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 10 Nov 2020 16:55:22 +0100 |
parents | 5cdc5b98f14d |
children | 5cc589bfb385 |
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_" |
1639 | 128 if (numberOfFrames_ > 1) |
129 { | |
130 ExtractFrameOffsets(frameOffsets_, dicom, numberOfFrames_); | |
131 } | |
132 else | |
133 { | |
134 frameOffsets_.resize(0); | |
135 } | |
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136 |
746 | 137 if (sopClassUid_ == SopClassUid_RTDose) |
138 { | |
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139 static const Orthanc::DicomTag DICOM_TAG_DOSE_UNITS(0x3004, 0x0002); |
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140 |
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141 if (!dicom.LookupStringValue(doseUnits_, DICOM_TAG_DOSE_UNITS, false)) |
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142 { |
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143 LOG(ERROR) << "Tag DoseUnits (0x3004, 0x0002) is missing in " << sopInstanceUid_; |
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144 doseUnits_.clear(); |
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145 } |
746 | 146 } |
147 | |
148 if (dicom.ParseDouble(rescaleIntercept_, Orthanc::DICOM_TAG_RESCALE_INTERCEPT) && | |
149 dicom.ParseDouble(rescaleSlope_, Orthanc::DICOM_TAG_RESCALE_SLOPE)) | |
150 { | |
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151 if (sopClassUid_ == SopClassUid_RTDose) |
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152 { |
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153 LOG(INFO) << "DOSE HAS Rescale*: rescaleIntercept_ = " << rescaleIntercept_ << " rescaleSlope_ = " << rescaleSlope_; |
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154 // WE SHOULD NOT TAKE THE RESCALE VALUE INTO ACCOUNT IN THE CASE OF DOSES |
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155 hasRescale_ = false; |
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156 } |
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157 else |
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158 { |
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159 hasRescale_ = true; |
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160 } |
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161 |
746 | 162 } |
163 else | |
164 { | |
165 hasRescale_ = false; | |
166 } | |
167 | |
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168 if (dicom.ParseDouble(doseGridScaling_, Orthanc::DICOM_TAG_DOSE_GRID_SCALING)) |
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169 { |
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170 if (sopClassUid_ == SopClassUid_RTDose) |
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171 { |
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172 LOG(INFO) << "DOSE HAS DoseGridScaling: doseGridScaling_ = " << doseGridScaling_; |
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173 } |
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174 } |
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175 else |
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176 { |
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177 doseGridScaling_ = 1.0; |
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178 if (sopClassUid_ == SopClassUid_RTDose) |
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179 { |
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180 LOG(ERROR) << "Tag DoseGridScaling (0x3004, 0x000e) is missing in " << sopInstanceUid_ << " doseGridScaling_ will be set to 1.0"; |
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181 } |
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182 } |
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183 |
746 | 184 Vector c, w; |
185 if (LinearAlgebra::ParseVector(c, dicom, Orthanc::DICOM_TAG_WINDOW_CENTER) && | |
186 LinearAlgebra::ParseVector(w, dicom, Orthanc::DICOM_TAG_WINDOW_WIDTH) && | |
187 c.size() > 0 && | |
188 w.size() > 0) | |
189 { | |
190 hasDefaultWindowing_ = true; | |
191 defaultWindowingCenter_ = static_cast<float>(c[0]); | |
192 defaultWindowingWidth_ = static_cast<float>(w[0]); | |
193 } | |
194 else | |
195 { | |
196 hasDefaultWindowing_ = false; | |
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197 defaultWindowingCenter_ = 0; |
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198 defaultWindowingWidth_ = 0; |
746 | 199 } |
200 | |
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201 // This computes the "IndexInSeries" metadata from Orthanc (check |
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202 // out "Orthanc::ServerIndex::Store()") |
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203 hasIndexInSeries_ = ( |
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204 dicom.ParseUnsignedInteger32(indexInSeries_, Orthanc::DICOM_TAG_INSTANCE_NUMBER) || |
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205 dicom.ParseUnsignedInteger32(indexInSeries_, Orthanc::DICOM_TAG_IMAGE_INDEX)); |
746 | 206 } |
207 | |
208 | |
1636 | 209 CoordinateSystem3D DicomInstanceParameters::GetFrameGeometry(unsigned int frame) const |
746 | 210 { |
1636 | 211 if (frame >= data_.numberOfFrames_) |
746 | 212 { |
213 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
214 } | |
1636 | 215 else if (data_.frameOffsets_.empty()) |
746 | 216 { |
1636 | 217 return data_.geometry_; |
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218 } |
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219 else |
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220 { |
1636 | 221 assert(data_.frameOffsets_.size() == data_.numberOfFrames_); |
746 | 222 |
223 return CoordinateSystem3D( | |
1636 | 224 data_.geometry_.GetOrigin() + data_.frameOffsets_[frame] * data_.geometry_.GetNormal(), |
225 data_.geometry_.GetAxisX(), | |
226 data_.geometry_.GetAxisY()); | |
746 | 227 } |
228 } | |
229 | |
230 | |
1636 | 231 bool DicomInstanceParameters::IsPlaneWithinSlice(unsigned int frame, |
232 const CoordinateSystem3D& plane) const | |
746 | 233 { |
1636 | 234 if (frame >= data_.numberOfFrames_) |
746 | 235 { |
236 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
237 } | |
238 | |
1636 | 239 CoordinateSystem3D tmp = data_.geometry_; |
746 | 240 |
241 if (frame != 0) | |
242 { | |
243 tmp = GetFrameGeometry(frame); | |
244 } | |
245 | |
246 double distance; | |
247 | |
757 | 248 return (CoordinateSystem3D::ComputeDistance(distance, tmp, plane) && |
1636 | 249 distance <= data_.sliceThickness_ / 2.0); |
746 | 250 } |
251 | |
1637 | 252 |
253 bool DicomInstanceParameters::IsColor() const | |
254 { | |
255 Orthanc::PhotometricInterpretation photometric = | |
256 data_.imageInformation_.GetPhotometricInterpretation(); | |
257 | |
258 return (photometric != Orthanc::PhotometricInterpretation_Monochrome1 && | |
259 photometric != Orthanc::PhotometricInterpretation_Monochrome2); | |
260 } | |
261 | |
262 | |
1636 | 263 void DicomInstanceParameters::ApplyRescaleAndDoseScaling(Orthanc::ImageAccessor& image, |
264 bool useDouble) const | |
746 | 265 { |
266 if (image.GetFormat() != Orthanc::PixelFormat_Float32) | |
267 { | |
268 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
269 } | |
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270 |
1636 | 271 double factor = data_.doseGridScaling_; |
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272 double offset = 0.0; |
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273 |
1636 | 274 if (data_.hasRescale_) |
746 | 275 { |
1636 | 276 factor *= data_.rescaleSlope_; |
277 offset = data_.rescaleIntercept_; | |
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278 } |
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279 |
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280 if (!LinearAlgebra::IsNear(factor, 1) || |
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281 !LinearAlgebra::IsNear(offset, 0)) |
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282 { |
746 | 283 const unsigned int width = image.GetWidth(); |
284 const unsigned int height = image.GetHeight(); | |
285 | |
286 for (unsigned int y = 0; y < height; y++) | |
287 { | |
288 float* p = reinterpret_cast<float*>(image.GetRow(y)); | |
289 | |
290 if (useDouble) | |
291 { | |
292 // Slower, accurate implementation using double | |
293 for (unsigned int x = 0; x < width; x++, p++) | |
294 { | |
295 double value = static_cast<double>(*p); | |
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296 *p = static_cast<float>(value * factor + offset); |
746 | 297 } |
298 } | |
299 else | |
300 { | |
301 // Fast, approximate implementation using float | |
302 for (unsigned int x = 0; x < width; x++, p++) | |
303 { | |
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304 *p = (*p) * static_cast<float>(factor) + static_cast<float>(offset); |
746 | 305 } |
306 } | |
307 } | |
308 } | |
309 } | |
310 | |
311 double DicomInstanceParameters::GetRescaleIntercept() const | |
312 { | |
313 if (data_.hasRescale_) | |
314 { | |
315 return data_.rescaleIntercept_; | |
316 } | |
317 else | |
318 { | |
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319 LOG(ERROR) << "DicomInstanceParameters::GetRescaleIntercept(): !data_.hasRescale_"; |
746 | 320 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
321 } | |
322 } | |
323 | |
324 | |
325 double DicomInstanceParameters::GetRescaleSlope() const | |
326 { | |
327 if (data_.hasRescale_) | |
328 { | |
329 return data_.rescaleSlope_; | |
330 } | |
331 else | |
332 { | |
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333 LOG(ERROR) << "DicomInstanceParameters::GetRescaleSlope(): !data_.hasRescale_"; |
746 | 334 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
335 } | |
336 } | |
337 | |
338 | |
1637 | 339 Orthanc::PixelFormat DicomInstanceParameters::GetExpectedPixelFormat() const |
340 { | |
341 if (GetSopClassUid() == SopClassUid_RTDose) | |
342 { | |
343 switch (GetImageInformation().GetBitsStored()) | |
344 { | |
345 case 16: | |
346 return Orthanc::PixelFormat_Grayscale16; | |
347 | |
348 case 32: | |
349 return Orthanc::PixelFormat_Grayscale32; | |
350 | |
351 default: | |
352 return Orthanc::PixelFormat_Grayscale16; // Rough guess | |
353 } | |
354 } | |
355 else if (IsColor()) | |
356 { | |
357 return Orthanc::PixelFormat_RGB24; | |
358 } | |
359 else if (GetImageInformation().IsSigned()) | |
360 { | |
361 return Orthanc::PixelFormat_SignedGrayscale16; | |
362 } | |
363 else | |
364 { | |
365 return Orthanc::PixelFormat_Grayscale16; // Rough guess | |
366 } | |
367 } | |
368 | |
369 | |
746 | 370 float DicomInstanceParameters::GetDefaultWindowingCenter() const |
371 { | |
372 if (data_.hasDefaultWindowing_) | |
373 { | |
374 return data_.defaultWindowingCenter_; | |
375 } | |
376 else | |
377 { | |
1481 | 378 LOG(ERROR) << "DicomInstanceParameters::GetDefaultWindowingCenter(): no default windowing"; |
746 | 379 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
380 } | |
381 } | |
382 | |
383 | |
384 float DicomInstanceParameters::GetDefaultWindowingWidth() const | |
385 { | |
386 if (data_.hasDefaultWindowing_) | |
387 { | |
388 return data_.defaultWindowingWidth_; | |
389 } | |
390 else | |
391 { | |
1481 | 392 LOG(ERROR) << "DicomInstanceParameters::GetDefaultWindowingWidth(): no default windowing"; |
746 | 393 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
394 } | |
395 } | |
396 | |
397 | |
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398 Orthanc::ImageAccessor* DicomInstanceParameters::ConvertToFloat(const Orthanc::ImageAccessor& pixelData) const |
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399 { |
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400 std::unique_ptr<Orthanc::Image> converted(new Orthanc::Image(Orthanc::PixelFormat_Float32, |
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401 pixelData.GetWidth(), |
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402 pixelData.GetHeight(), |
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403 false)); |
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404 Orthanc::ImageProcessing::Convert(*converted, pixelData); |
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405 |
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406 |
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407 // Correct rescale slope/intercept if need be |
1636 | 408 //ApplyRescaleAndDoseScaling(*converted, (pixelData.GetFormat() == Orthanc::PixelFormat_Grayscale32)); |
409 ApplyRescaleAndDoseScaling(*converted, false); | |
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410 |
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411 return converted.release(); |
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412 } |
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413 |
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414 |
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415 TextureBaseSceneLayer* DicomInstanceParameters::CreateTexture |
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416 (const Orthanc::ImageAccessor& pixelData) const |
746 | 417 { |
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418 // { |
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419 // const Orthanc::ImageAccessor& source = pixelData; |
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420 // const void* sourceBuffer = source.GetConstBuffer(); |
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421 // intptr_t sourceBufferInt = reinterpret_cast<intptr_t>(sourceBuffer); |
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422 // int sourceWidth = source.GetWidth(); |
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423 // int sourceHeight = source.GetHeight(); |
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424 // int sourcePitch = source.GetPitch(); |
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425 |
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426 // // TODO: turn error into trace below |
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427 // LOG(ERROR) << "ConvertGrayscaleToFloat | source:" |
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428 // << " W = " << sourceWidth << " H = " << sourceHeight |
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429 // << " P = " << sourcePitch << " B = " << sourceBufferInt |
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430 // << " B % 4 == " << sourceBufferInt % 4; |
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431 // } |
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432 |
746 | 433 assert(sizeof(float) == 4); |
434 | |
435 Orthanc::PixelFormat sourceFormat = pixelData.GetFormat(); | |
436 | |
437 if (sourceFormat != GetExpectedPixelFormat()) | |
438 { | |
439 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
440 } | |
441 | |
442 if (sourceFormat == Orthanc::PixelFormat_RGB24) | |
443 { | |
444 // This is the case of a color image. No conversion has to be done. | |
445 return new ColorTextureSceneLayer(pixelData); | |
446 } | |
447 else | |
448 { | |
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449 // This is the case of a grayscale frame. Convert it to Float32. |
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450 std::unique_ptr<FloatTextureSceneLayer> texture; |
746 | 451 |
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452 if (pixelData.GetFormat() == Orthanc::PixelFormat_Float32) |
746 | 453 { |
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454 texture.reset(new FloatTextureSceneLayer(pixelData)); |
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455 } |
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456 else |
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457 { |
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458 std::unique_ptr<Orthanc::ImageAccessor> converted(ConvertToFloat(pixelData)); |
746 | 459 texture.reset(new FloatTextureSceneLayer(*converted)); |
460 } | |
461 | |
462 if (data_.hasDefaultWindowing_) | |
463 { | |
464 texture->SetCustomWindowing(data_.defaultWindowingCenter_, | |
465 data_.defaultWindowingWidth_); | |
466 } | |
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467 |
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468 switch (data_.imageInformation_.GetPhotometricInterpretation()) |
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469 { |
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470 case Orthanc::PhotometricInterpretation_Monochrome1: |
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471 texture->SetInverted(true); |
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472 break; |
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473 |
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474 case Orthanc::PhotometricInterpretation_Monochrome2: |
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diff
changeset
|
475 texture->SetInverted(false); |
a4418a489e86
improving robustness of DicomInstanceParameters
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1598
diff
changeset
|
476 break; |
a4418a489e86
improving robustness of DicomInstanceParameters
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1598
diff
changeset
|
477 |
a4418a489e86
improving robustness of DicomInstanceParameters
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1598
diff
changeset
|
478 default: |
a4418a489e86
improving robustness of DicomInstanceParameters
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1598
diff
changeset
|
479 break; |
1206
c93a6218f0cd
Fixed photometric interpretation in texture creation
Benjamin Golinvaux <bgo@osimis.io>
parents:
1141
diff
changeset
|
480 } |
c93a6218f0cd
Fixed photometric interpretation in texture creation
Benjamin Golinvaux <bgo@osimis.io>
parents:
1141
diff
changeset
|
481 |
746 | 482 return texture.release(); |
483 } | |
484 } | |
768
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
485 |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
486 |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
487 LookupTableTextureSceneLayer* DicomInstanceParameters::CreateLookupTableTexture |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
488 (const Orthanc::ImageAccessor& pixelData) const |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
489 { |
1298
8a0a62189f46
replacing std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1291
diff
changeset
|
490 std::unique_ptr<FloatTextureSceneLayer> texture; |
768
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
491 |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
492 if (pixelData.GetFormat() == Orthanc::PixelFormat_Float32) |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
493 { |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
494 return new LookupTableTextureSceneLayer(pixelData); |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
495 } |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
496 else |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
497 { |
1298
8a0a62189f46
replacing std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1291
diff
changeset
|
498 std::unique_ptr<Orthanc::ImageAccessor> converted(ConvertToFloat(pixelData)); |
768
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
499 return new LookupTableTextureSceneLayer(*converted); |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
500 } |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
501 } |
980
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
502 |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
503 |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
504 unsigned int DicomInstanceParameters::GetIndexInSeries() const |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
505 { |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
506 if (data_.hasIndexInSeries_) |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
507 { |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
508 return data_.indexInSeries_; |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
509 } |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
510 else |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
511 { |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
512 LOG(ERROR) << "DicomInstanceParameters::GetIndexInSeries(): !data_.hasIndexInSeries_"; |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
513 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
514 } |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
515 } |
1159
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
516 |
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
517 |
1636 | 518 double DicomInstanceParameters::ApplyRescale(double value) const |
1159
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
519 { |
1636 | 520 double factor = data_.doseGridScaling_; |
1159
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
521 double offset = 0.0; |
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
522 |
1636 | 523 if (data_.hasRescale_) |
1159
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
524 { |
1636 | 525 factor *= data_.rescaleSlope_; |
526 offset = data_.rescaleIntercept_; | |
1159
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
527 } |
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
528 |
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
529 return (value * factor + offset); |
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
530 } |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
531 |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
532 |
1636 | 533 bool DicomInstanceParameters::ComputeRegularSpacing(double& spacing) const |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
534 { |
1636 | 535 if (data_.frameOffsets_.size() == 0) // Not a RT-DOSE |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
536 { |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
537 return false; |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
538 } |
1636 | 539 else if (data_.frameOffsets_.size() == 1) |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
540 { |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
541 spacing = 1; // Edge case: RT-DOSE with one single frame |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
542 return true; |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
543 } |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
544 else |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
545 { |
1636 | 546 assert(data_.frameOffsets_.size() == GetNumberOfFrames()); |
547 | |
548 spacing = std::abs(data_.frameOffsets_[1] - data_.frameOffsets_[0]); | |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
549 |
1636 | 550 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
|
551 { |
1636 | 552 double s = data_.frameOffsets_[i + 1] - data_.frameOffsets_[i]; |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
553 if (!LinearAlgebra::IsNear(spacing, s, 0.001)) |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
554 { |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
555 return false; |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
556 } |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
557 } |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
558 |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
559 return true; |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
560 } |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
561 } |
746 | 562 } |