Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Toolbox/DicomInstanceParameters.cpp @ 1637:d569effcd433
cont
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 10 Nov 2020 16:25:20 +0100 |
parents | d1e0b08b809d |
children | 5cdc5b98f14d |
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 if (dicom.ParseDouble(rescaleIntercept_, Orthanc::DICOM_TAG_RESCALE_INTERCEPT) && | |
142 dicom.ParseDouble(rescaleSlope_, Orthanc::DICOM_TAG_RESCALE_SLOPE)) | |
143 { | |
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144 if (sopClassUid_ == SopClassUid_RTDose) |
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145 { |
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146 LOG(INFO) << "DOSE HAS Rescale*: rescaleIntercept_ = " << rescaleIntercept_ << " rescaleSlope_ = " << rescaleSlope_; |
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147 // WE SHOULD NOT TAKE THE RESCALE VALUE INTO ACCOUNT IN THE CASE OF DOSES |
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148 hasRescale_ = false; |
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149 } |
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150 else |
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151 { |
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152 hasRescale_ = true; |
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153 } |
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154 |
746 | 155 } |
156 else | |
157 { | |
158 hasRescale_ = false; | |
159 } | |
160 | |
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161 if (dicom.ParseDouble(doseGridScaling_, Orthanc::DICOM_TAG_DOSE_GRID_SCALING)) |
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162 { |
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163 if (sopClassUid_ == SopClassUid_RTDose) |
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164 { |
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165 LOG(INFO) << "DOSE HAS DoseGridScaling: doseGridScaling_ = " << doseGridScaling_; |
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166 } |
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167 } |
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168 else |
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169 { |
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170 doseGridScaling_ = 1.0; |
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171 if (sopClassUid_ == SopClassUid_RTDose) |
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172 { |
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173 LOG(ERROR) << "Tag DoseGridScaling (0x3004, 0x000e) is missing in " << sopInstanceUid_ << " doseGridScaling_ will be set to 1.0"; |
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174 } |
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175 } |
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176 |
746 | 177 Vector c, w; |
178 if (LinearAlgebra::ParseVector(c, dicom, Orthanc::DICOM_TAG_WINDOW_CENTER) && | |
179 LinearAlgebra::ParseVector(w, dicom, Orthanc::DICOM_TAG_WINDOW_WIDTH) && | |
180 c.size() > 0 && | |
181 w.size() > 0) | |
182 { | |
183 hasDefaultWindowing_ = true; | |
184 defaultWindowingCenter_ = static_cast<float>(c[0]); | |
185 defaultWindowingWidth_ = static_cast<float>(w[0]); | |
186 } | |
187 else | |
188 { | |
189 hasDefaultWindowing_ = false; | |
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190 defaultWindowingCenter_ = 0; |
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191 defaultWindowingWidth_ = 0; |
746 | 192 } |
193 | |
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194 // This computes the "IndexInSeries" metadata from Orthanc (check |
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195 // out "Orthanc::ServerIndex::Store()") |
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196 hasIndexInSeries_ = ( |
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197 dicom.ParseUnsignedInteger32(indexInSeries_, Orthanc::DICOM_TAG_INSTANCE_NUMBER) || |
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198 dicom.ParseUnsignedInteger32(indexInSeries_, Orthanc::DICOM_TAG_IMAGE_INDEX)); |
746 | 199 } |
200 | |
201 | |
1636 | 202 CoordinateSystem3D DicomInstanceParameters::GetFrameGeometry(unsigned int frame) const |
746 | 203 { |
1636 | 204 if (frame >= data_.numberOfFrames_) |
746 | 205 { |
206 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
207 } | |
1636 | 208 else if (data_.frameOffsets_.empty()) |
746 | 209 { |
1636 | 210 return data_.geometry_; |
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211 } |
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212 else |
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213 { |
1636 | 214 assert(data_.frameOffsets_.size() == data_.numberOfFrames_); |
746 | 215 |
216 return CoordinateSystem3D( | |
1636 | 217 data_.geometry_.GetOrigin() + data_.frameOffsets_[frame] * data_.geometry_.GetNormal(), |
218 data_.geometry_.GetAxisX(), | |
219 data_.geometry_.GetAxisY()); | |
746 | 220 } |
221 } | |
222 | |
223 | |
1636 | 224 bool DicomInstanceParameters::IsPlaneWithinSlice(unsigned int frame, |
225 const CoordinateSystem3D& plane) const | |
746 | 226 { |
1636 | 227 if (frame >= data_.numberOfFrames_) |
746 | 228 { |
229 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
230 } | |
231 | |
1636 | 232 CoordinateSystem3D tmp = data_.geometry_; |
746 | 233 |
234 if (frame != 0) | |
235 { | |
236 tmp = GetFrameGeometry(frame); | |
237 } | |
238 | |
239 double distance; | |
240 | |
757 | 241 return (CoordinateSystem3D::ComputeDistance(distance, tmp, plane) && |
1636 | 242 distance <= data_.sliceThickness_ / 2.0); |
746 | 243 } |
244 | |
1637 | 245 |
246 bool DicomInstanceParameters::IsColor() const | |
247 { | |
248 Orthanc::PhotometricInterpretation photometric = | |
249 data_.imageInformation_.GetPhotometricInterpretation(); | |
250 | |
251 return (photometric != Orthanc::PhotometricInterpretation_Monochrome1 && | |
252 photometric != Orthanc::PhotometricInterpretation_Monochrome2); | |
253 } | |
254 | |
255 | |
1636 | 256 void DicomInstanceParameters::ApplyRescaleAndDoseScaling(Orthanc::ImageAccessor& image, |
257 bool useDouble) const | |
746 | 258 { |
259 if (image.GetFormat() != Orthanc::PixelFormat_Float32) | |
260 { | |
261 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
262 } | |
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263 |
1636 | 264 double factor = data_.doseGridScaling_; |
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265 double offset = 0.0; |
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266 |
1636 | 267 if (data_.hasRescale_) |
746 | 268 { |
1636 | 269 factor *= data_.rescaleSlope_; |
270 offset = data_.rescaleIntercept_; | |
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271 } |
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272 |
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273 if (!LinearAlgebra::IsNear(factor, 1) || |
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274 !LinearAlgebra::IsNear(offset, 0)) |
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275 { |
746 | 276 const unsigned int width = image.GetWidth(); |
277 const unsigned int height = image.GetHeight(); | |
278 | |
279 for (unsigned int y = 0; y < height; y++) | |
280 { | |
281 float* p = reinterpret_cast<float*>(image.GetRow(y)); | |
282 | |
283 if (useDouble) | |
284 { | |
285 // Slower, accurate implementation using double | |
286 for (unsigned int x = 0; x < width; x++, p++) | |
287 { | |
288 double value = static_cast<double>(*p); | |
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289 *p = static_cast<float>(value * factor + offset); |
746 | 290 } |
291 } | |
292 else | |
293 { | |
294 // Fast, approximate implementation using float | |
295 for (unsigned int x = 0; x < width; x++, p++) | |
296 { | |
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297 *p = (*p) * static_cast<float>(factor) + static_cast<float>(offset); |
746 | 298 } |
299 } | |
300 } | |
301 } | |
302 } | |
303 | |
304 double DicomInstanceParameters::GetRescaleIntercept() const | |
305 { | |
306 if (data_.hasRescale_) | |
307 { | |
308 return data_.rescaleIntercept_; | |
309 } | |
310 else | |
311 { | |
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312 LOG(ERROR) << "DicomInstanceParameters::GetRescaleIntercept(): !data_.hasRescale_"; |
746 | 313 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
314 } | |
315 } | |
316 | |
317 | |
318 double DicomInstanceParameters::GetRescaleSlope() const | |
319 { | |
320 if (data_.hasRescale_) | |
321 { | |
322 return data_.rescaleSlope_; | |
323 } | |
324 else | |
325 { | |
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326 LOG(ERROR) << "DicomInstanceParameters::GetRescaleSlope(): !data_.hasRescale_"; |
746 | 327 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
328 } | |
329 } | |
330 | |
331 | |
1637 | 332 Orthanc::PixelFormat DicomInstanceParameters::GetExpectedPixelFormat() const |
333 { | |
334 if (GetSopClassUid() == SopClassUid_RTDose) | |
335 { | |
336 switch (GetImageInformation().GetBitsStored()) | |
337 { | |
338 case 16: | |
339 return Orthanc::PixelFormat_Grayscale16; | |
340 | |
341 case 32: | |
342 return Orthanc::PixelFormat_Grayscale32; | |
343 | |
344 default: | |
345 return Orthanc::PixelFormat_Grayscale16; // Rough guess | |
346 } | |
347 } | |
348 else if (IsColor()) | |
349 { | |
350 return Orthanc::PixelFormat_RGB24; | |
351 } | |
352 else if (GetImageInformation().IsSigned()) | |
353 { | |
354 return Orthanc::PixelFormat_SignedGrayscale16; | |
355 } | |
356 else | |
357 { | |
358 return Orthanc::PixelFormat_Grayscale16; // Rough guess | |
359 } | |
360 } | |
361 | |
362 | |
746 | 363 float DicomInstanceParameters::GetDefaultWindowingCenter() const |
364 { | |
365 if (data_.hasDefaultWindowing_) | |
366 { | |
367 return data_.defaultWindowingCenter_; | |
368 } | |
369 else | |
370 { | |
1481 | 371 LOG(ERROR) << "DicomInstanceParameters::GetDefaultWindowingCenter(): no default windowing"; |
746 | 372 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
373 } | |
374 } | |
375 | |
376 | |
377 float DicomInstanceParameters::GetDefaultWindowingWidth() const | |
378 { | |
379 if (data_.hasDefaultWindowing_) | |
380 { | |
381 return data_.defaultWindowingWidth_; | |
382 } | |
383 else | |
384 { | |
1481 | 385 LOG(ERROR) << "DicomInstanceParameters::GetDefaultWindowingWidth(): no default windowing"; |
746 | 386 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
387 } | |
388 } | |
389 | |
390 | |
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391 Orthanc::ImageAccessor* DicomInstanceParameters::ConvertToFloat(const Orthanc::ImageAccessor& pixelData) const |
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392 { |
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393 std::unique_ptr<Orthanc::Image> converted(new Orthanc::Image(Orthanc::PixelFormat_Float32, |
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394 pixelData.GetWidth(), |
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395 pixelData.GetHeight(), |
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396 false)); |
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397 Orthanc::ImageProcessing::Convert(*converted, pixelData); |
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398 |
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399 |
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400 // Correct rescale slope/intercept if need be |
1636 | 401 //ApplyRescaleAndDoseScaling(*converted, (pixelData.GetFormat() == Orthanc::PixelFormat_Grayscale32)); |
402 ApplyRescaleAndDoseScaling(*converted, false); | |
768
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403 |
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404 return converted.release(); |
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405 } |
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406 |
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407 |
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408 TextureBaseSceneLayer* DicomInstanceParameters::CreateTexture |
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409 (const Orthanc::ImageAccessor& pixelData) const |
746 | 410 { |
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411 // { |
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412 // const Orthanc::ImageAccessor& source = pixelData; |
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413 // const void* sourceBuffer = source.GetConstBuffer(); |
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414 // intptr_t sourceBufferInt = reinterpret_cast<intptr_t>(sourceBuffer); |
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415 // int sourceWidth = source.GetWidth(); |
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416 // int sourceHeight = source.GetHeight(); |
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417 // int sourcePitch = source.GetPitch(); |
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418 |
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419 // // TODO: turn error into trace below |
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420 // LOG(ERROR) << "ConvertGrayscaleToFloat | source:" |
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421 // << " W = " << sourceWidth << " H = " << sourceHeight |
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422 // << " P = " << sourcePitch << " B = " << sourceBufferInt |
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423 // << " B % 4 == " << sourceBufferInt % 4; |
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424 // } |
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425 |
746 | 426 assert(sizeof(float) == 4); |
427 | |
428 Orthanc::PixelFormat sourceFormat = pixelData.GetFormat(); | |
429 | |
430 if (sourceFormat != GetExpectedPixelFormat()) | |
431 { | |
432 throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); | |
433 } | |
434 | |
435 if (sourceFormat == Orthanc::PixelFormat_RGB24) | |
436 { | |
437 // This is the case of a color image. No conversion has to be done. | |
438 return new ColorTextureSceneLayer(pixelData); | |
439 } | |
440 else | |
441 { | |
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442 // This is the case of a grayscale frame. Convert it to Float32. |
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443 std::unique_ptr<FloatTextureSceneLayer> texture; |
746 | 444 |
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445 if (pixelData.GetFormat() == Orthanc::PixelFormat_Float32) |
746 | 446 { |
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447 texture.reset(new FloatTextureSceneLayer(pixelData)); |
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448 } |
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449 else |
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450 { |
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451 std::unique_ptr<Orthanc::ImageAccessor> converted(ConvertToFloat(pixelData)); |
746 | 452 texture.reset(new FloatTextureSceneLayer(*converted)); |
453 } | |
454 | |
455 if (data_.hasDefaultWindowing_) | |
456 { | |
457 texture->SetCustomWindowing(data_.defaultWindowingCenter_, | |
458 data_.defaultWindowingWidth_); | |
459 } | |
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460 |
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461 switch (data_.imageInformation_.GetPhotometricInterpretation()) |
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462 { |
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463 case Orthanc::PhotometricInterpretation_Monochrome1: |
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464 texture->SetInverted(true); |
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465 break; |
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466 |
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467 case Orthanc::PhotometricInterpretation_Monochrome2: |
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468 texture->SetInverted(false); |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1598
diff
changeset
|
469 break; |
a4418a489e86
improving robustness of DicomInstanceParameters
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1598
diff
changeset
|
470 |
a4418a489e86
improving robustness of DicomInstanceParameters
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1598
diff
changeset
|
471 default: |
a4418a489e86
improving robustness of DicomInstanceParameters
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1598
diff
changeset
|
472 break; |
1206
c93a6218f0cd
Fixed photometric interpretation in texture creation
Benjamin Golinvaux <bgo@osimis.io>
parents:
1141
diff
changeset
|
473 } |
c93a6218f0cd
Fixed photometric interpretation in texture creation
Benjamin Golinvaux <bgo@osimis.io>
parents:
1141
diff
changeset
|
474 |
746 | 475 return texture.release(); |
476 } | |
477 } | |
768
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
478 |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
479 |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
480 LookupTableTextureSceneLayer* DicomInstanceParameters::CreateLookupTableTexture |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
481 (const Orthanc::ImageAccessor& pixelData) const |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
482 { |
1298
8a0a62189f46
replacing std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1291
diff
changeset
|
483 std::unique_ptr<FloatTextureSceneLayer> texture; |
768
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
484 |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
485 if (pixelData.GetFormat() == Orthanc::PixelFormat_Float32) |
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 return new LookupTableTextureSceneLayer(pixelData); |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
488 } |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
489 else |
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
490 { |
1298
8a0a62189f46
replacing std::auto_ptr by std::unique_ptr
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1291
diff
changeset
|
491 std::unique_ptr<Orthanc::ImageAccessor> converted(ConvertToFloat(pixelData)); |
768
55411e7da2f7
LookupTableTextureSceneLayer
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
762
diff
changeset
|
492 return new LookupTableTextureSceneLayer(*converted); |
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 } |
980
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 |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
497 unsigned int DicomInstanceParameters::GetIndexInSeries() const |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
498 { |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
499 if (data_.hasIndexInSeries_) |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
500 { |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
501 return data_.indexInSeries_; |
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 else |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
504 { |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
505 LOG(ERROR) << "DicomInstanceParameters::GetIndexInSeries(): !data_.hasIndexInSeries_"; |
8e497a4e3d96
DicomInstanceParameters::GetIndexInSeries()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
956
diff
changeset
|
506 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
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 } |
1159
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 |
1636 | 511 double DicomInstanceParameters::ApplyRescale(double value) const |
1159
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
512 { |
1636 | 513 double factor = data_.doseGridScaling_; |
1159
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
514 double offset = 0.0; |
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
515 |
1636 | 516 if (data_.hasRescale_) |
1159
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
517 { |
1636 | 518 factor *= data_.rescaleSlope_; |
519 offset = data_.rescaleIntercept_; | |
1159
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
520 } |
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
521 |
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
522 return (value * factor + offset); |
acb399643945
DicomInstanceParameters::ApplyRescale()
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1141
diff
changeset
|
523 } |
1161
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 |
1636 | 526 bool DicomInstanceParameters::ComputeRegularSpacing(double& spacing) const |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
527 { |
1636 | 528 if (data_.frameOffsets_.size() == 0) // Not a RT-DOSE |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
529 { |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
530 return false; |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
531 } |
1636 | 532 else if (data_.frameOffsets_.size() == 1) |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
533 { |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
534 spacing = 1; // Edge case: RT-DOSE with one single frame |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
535 return true; |
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 else |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
538 { |
1636 | 539 assert(data_.frameOffsets_.size() == GetNumberOfFrames()); |
540 | |
541 spacing = std::abs(data_.frameOffsets_[1] - data_.frameOffsets_[0]); | |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
542 |
1636 | 543 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
|
544 { |
1636 | 545 double s = data_.frameOffsets_[i + 1] - data_.frameOffsets_[i]; |
1161
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
546 if (!LinearAlgebra::IsNear(spacing, s, 0.001)) |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
547 { |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
548 return false; |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
549 } |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
550 } |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
551 |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
552 return true; |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
553 } |
19b1c8caade4
fix sagittal geometry
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1159
diff
changeset
|
554 } |
746 | 555 } |