Mercurial > hg > orthanc-stone
annotate Framework/dev.h @ 200:03afbee0cc7b
integration of Orthanc core into Stone
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Fri, 23 Mar 2018 11:04:03 +0100 |
parents | 0a73d76333db |
children | e9c7a78a3e77 |
rev | line source |
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102 | 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) 2017-2018 Osimis S.A., Belgium |
102 | 6 * |
7 * This program is free software: you can redistribute it and/or | |
8 * modify it under the terms of the GNU Affero General Public License | |
9 * as published by the Free Software Foundation, either version 3 of | |
10 * the License, or (at your option) any later version. | |
11 * | |
12 * This program is distributed in the hope that it will be useful, but | |
13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 * Affero General Public License for more details. | |
16 * | |
17 * You should have received a copy of the GNU Affero General Public License | |
18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 **/ | |
20 | |
21 | |
22 #pragma once | |
23 | |
24 #include "Layers/FrameRenderer.h" | |
25 #include "Layers/LayerSourceBase.h" | |
26 #include "Layers/SliceOutlineRenderer.h" | |
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27 #include "Layers/LineLayerRenderer.h" |
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28 #include "Widgets/LayerWidget.h" |
102 | 29 #include "Toolbox/DownloadStack.h" |
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30 #include "Toolbox/GeometryToolbox.h" |
102 | 31 #include "Toolbox/OrthancSlicesLoader.h" |
32 #include "Volumes/ImageBuffer3D.h" | |
33 #include "Volumes/SlicedVolumeBase.h" | |
34 | |
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35 #include <Core/Logging.h> |
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36 #include <Core/Images/ImageProcessing.h> |
102 | 37 |
38 #include <boost/math/special_functions/round.hpp> | |
39 | |
40 | |
41 namespace OrthancStone | |
42 { | |
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43 // TODO: Handle errors while loading |
102 | 44 class OrthancVolumeImage : |
45 public SlicedVolumeBase, | |
46 private OrthancSlicesLoader::ICallback | |
47 { | |
48 private: | |
49 OrthancSlicesLoader loader_; | |
50 std::auto_ptr<ImageBuffer3D> image_; | |
51 std::auto_ptr<DownloadStack> downloadStack_; | |
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52 bool computeRange_; |
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53 size_t pendingSlices_; |
102 | 54 |
55 void ScheduleSliceDownload() | |
56 { | |
57 assert(downloadStack_.get() != NULL); | |
58 | |
59 unsigned int slice; | |
60 if (downloadStack_->Pop(slice)) | |
61 { | |
62 loader_.ScheduleLoadSliceImage(slice, SliceImageQuality_Jpeg90); | |
63 } | |
64 } | |
65 | |
66 | |
67 static bool IsCompatible(const Slice& a, | |
68 const Slice& b) | |
69 { | |
70 if (!GeometryToolbox::IsParallel(a.GetGeometry().GetNormal(), | |
71 b.GetGeometry().GetNormal())) | |
72 { | |
73 LOG(ERROR) << "Some slice in the volume image is not parallel to the others"; | |
74 return false; | |
75 } | |
76 | |
77 if (a.GetConverter().GetExpectedPixelFormat() != b.GetConverter().GetExpectedPixelFormat()) | |
78 { | |
79 LOG(ERROR) << "The pixel format changes across the slices of the volume image"; | |
80 return false; | |
81 } | |
82 | |
83 if (a.GetWidth() != b.GetWidth() || | |
84 a.GetHeight() != b.GetHeight()) | |
85 { | |
86 LOG(ERROR) << "The width/height of the slices change across the volume image"; | |
87 return false; | |
88 } | |
89 | |
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90 if (!LinearAlgebra::IsNear(a.GetPixelSpacingX(), b.GetPixelSpacingX()) || |
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91 !LinearAlgebra::IsNear(a.GetPixelSpacingY(), b.GetPixelSpacingY())) |
102 | 92 { |
93 LOG(ERROR) << "The pixel spacing of the slices change across the volume image"; | |
94 return false; | |
95 } | |
96 | |
97 return true; | |
98 } | |
99 | |
100 | |
101 static double GetDistance(const Slice& a, | |
102 const Slice& b) | |
103 { | |
104 return fabs(a.GetGeometry().ProjectAlongNormal(a.GetGeometry().GetOrigin()) - | |
105 a.GetGeometry().ProjectAlongNormal(b.GetGeometry().GetOrigin())); | |
106 } | |
107 | |
108 | |
109 virtual void NotifyGeometryReady(const OrthancSlicesLoader& loader) | |
110 { | |
111 if (loader.GetSliceCount() == 0) | |
112 { | |
113 LOG(ERROR) << "Empty volume image"; | |
114 SlicedVolumeBase::NotifyGeometryError(); | |
115 return; | |
116 } | |
117 | |
118 for (size_t i = 1; i < loader.GetSliceCount(); i++) | |
119 { | |
120 if (!IsCompatible(loader.GetSlice(0), loader.GetSlice(i))) | |
121 { | |
122 SlicedVolumeBase::NotifyGeometryError(); | |
123 return; | |
124 } | |
125 } | |
126 | |
127 double spacingZ; | |
128 | |
129 if (loader.GetSliceCount() > 1) | |
130 { | |
131 spacingZ = GetDistance(loader.GetSlice(0), loader.GetSlice(1)); | |
132 } | |
133 else | |
134 { | |
135 // This is a volume with one single slice: Choose a dummy | |
136 // z-dimension for voxels | |
137 spacingZ = 1; | |
138 } | |
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139 |
102 | 140 for (size_t i = 1; i < loader.GetSliceCount(); i++) |
141 { | |
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142 if (!LinearAlgebra::IsNear(spacingZ, GetDistance(loader.GetSlice(i - 1), loader.GetSlice(i)), |
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143 0.001 /* this is expressed in mm */)) |
102 | 144 { |
145 LOG(ERROR) << "The distance between successive slices is not constant in a volume image"; | |
146 SlicedVolumeBase::NotifyGeometryError(); | |
147 return; | |
148 } | |
149 } | |
150 | |
151 unsigned int width = loader.GetSlice(0).GetWidth(); | |
152 unsigned int height = loader.GetSlice(0).GetHeight(); | |
153 Orthanc::PixelFormat format = loader.GetSlice(0).GetConverter().GetExpectedPixelFormat(); | |
154 LOG(INFO) << "Creating a volume image of size " << width << "x" << height | |
155 << "x" << loader.GetSliceCount() << " in " << Orthanc::EnumerationToString(format); | |
156 | |
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157 image_.reset(new ImageBuffer3D(format, width, height, loader.GetSliceCount(), computeRange_)); |
102 | 158 image_->SetAxialGeometry(loader.GetSlice(0).GetGeometry()); |
159 image_->SetVoxelDimensions(loader.GetSlice(0).GetPixelSpacingX(), | |
160 loader.GetSlice(0).GetPixelSpacingY(), spacingZ); | |
161 image_->Clear(); | |
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162 |
102 | 163 downloadStack_.reset(new DownloadStack(loader.GetSliceCount())); |
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164 pendingSlices_ = loader.GetSliceCount(); |
102 | 165 |
166 for (unsigned int i = 0; i < 4; i++) // Limit to 4 simultaneous downloads | |
167 { | |
168 ScheduleSliceDownload(); | |
169 } | |
170 | |
171 // TODO Check the DicomFrameConverter are constant | |
172 | |
173 SlicedVolumeBase::NotifyGeometryReady(); | |
174 } | |
175 | |
176 virtual void NotifyGeometryError(const OrthancSlicesLoader& loader) | |
177 { | |
178 LOG(ERROR) << "Unable to download a volume image"; | |
179 SlicedVolumeBase::NotifyGeometryError(); | |
180 } | |
181 | |
182 virtual void NotifySliceImageReady(const OrthancSlicesLoader& loader, | |
183 unsigned int sliceIndex, | |
184 const Slice& slice, | |
185 std::auto_ptr<Orthanc::ImageAccessor>& image, | |
186 SliceImageQuality quality) | |
187 { | |
188 { | |
189 ImageBuffer3D::SliceWriter writer(*image_, VolumeProjection_Axial, sliceIndex); | |
190 Orthanc::ImageProcessing::Copy(writer.GetAccessor(), *image); | |
191 } | |
192 | |
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193 SlicedVolumeBase::NotifySliceChange(sliceIndex, slice); |
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194 |
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195 if (pendingSlices_ == 1) |
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196 { |
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197 SlicedVolumeBase::NotifyVolumeReady(); |
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198 pendingSlices_ = 0; |
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199 } |
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200 else if (pendingSlices_ > 1) |
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201 { |
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202 pendingSlices_ -= 1; |
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203 } |
102 | 204 |
205 ScheduleSliceDownload(); | |
206 } | |
207 | |
208 virtual void NotifySliceImageError(const OrthancSlicesLoader& loader, | |
209 unsigned int sliceIndex, | |
210 const Slice& slice, | |
211 SliceImageQuality quality) | |
212 { | |
213 LOG(ERROR) << "Cannot download slice " << sliceIndex << " in a volume image"; | |
214 ScheduleSliceDownload(); | |
215 } | |
216 | |
217 public: | |
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218 OrthancVolumeImage(IWebService& orthanc, |
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219 bool computeRange) : |
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220 loader_(*this, orthanc), |
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221 computeRange_(computeRange), |
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222 pendingSlices_(0) |
102 | 223 { |
224 } | |
225 | |
226 void ScheduleLoadSeries(const std::string& seriesId) | |
227 { | |
228 loader_.ScheduleLoadSeries(seriesId); | |
229 } | |
230 | |
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231 void ScheduleLoadInstance(const std::string& instanceId) |
102 | 232 { |
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233 loader_.ScheduleLoadInstance(instanceId); |
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234 } |
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235 |
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236 void ScheduleLoadFrame(const std::string& instanceId, |
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237 unsigned int frame) |
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238 { |
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239 loader_.ScheduleLoadFrame(instanceId, frame); |
102 | 240 } |
241 | |
242 virtual size_t GetSliceCount() const | |
243 { | |
244 return loader_.GetSliceCount(); | |
245 } | |
246 | |
247 virtual const Slice& GetSlice(size_t index) const | |
248 { | |
249 return loader_.GetSlice(index); | |
250 } | |
251 | |
252 ImageBuffer3D& GetImage() const | |
253 { | |
254 if (image_.get() == NULL) | |
255 { | |
256 // The geometry is not ready yet | |
257 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
258 } | |
259 else | |
260 { | |
261 return *image_; | |
262 } | |
263 } | |
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264 |
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265 bool FitWindowingToRange(RenderStyle& style, |
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266 const DicomFrameConverter& converter) const |
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267 { |
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268 if (image_.get() == NULL) |
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269 { |
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270 return false; |
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271 } |
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272 else |
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273 { |
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274 return image_->FitWindowingToRange(style, converter); |
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275 } |
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276 } |
102 | 277 }; |
278 | |
279 | |
280 class VolumeImageGeometry | |
281 { | |
282 private: | |
283 unsigned int width_; | |
284 unsigned int height_; | |
285 size_t depth_; | |
286 double pixelSpacingX_; | |
287 double pixelSpacingY_; | |
288 double sliceThickness_; | |
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289 CoordinateSystem3D reference_; |
102 | 290 DicomFrameConverter converter_; |
291 | |
292 double ComputeAxialThickness(const OrthancVolumeImage& volume) const | |
293 { | |
294 double thickness; | |
295 | |
296 size_t n = volume.GetSliceCount(); | |
297 if (n > 1) | |
298 { | |
299 const Slice& a = volume.GetSlice(0); | |
300 const Slice& b = volume.GetSlice(n - 1); | |
301 thickness = ((reference_.ProjectAlongNormal(b.GetGeometry().GetOrigin()) - | |
302 reference_.ProjectAlongNormal(a.GetGeometry().GetOrigin())) / | |
303 (static_cast<double>(n) - 1.0)); | |
304 } | |
305 else | |
306 { | |
307 thickness = volume.GetSlice(0).GetThickness(); | |
308 } | |
309 | |
310 if (thickness <= 0) | |
311 { | |
312 // The slices should have been sorted with increasing Z | |
313 // (along the normal) by the OrthancSlicesLoader | |
314 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); | |
315 } | |
316 else | |
317 { | |
318 return thickness; | |
319 } | |
320 } | |
321 | |
322 void SetupAxial(const OrthancVolumeImage& volume) | |
323 { | |
324 const Slice& axial = volume.GetSlice(0); | |
325 | |
326 width_ = axial.GetWidth(); | |
327 height_ = axial.GetHeight(); | |
328 depth_ = volume.GetSliceCount(); | |
329 | |
330 pixelSpacingX_ = axial.GetPixelSpacingX(); | |
331 pixelSpacingY_ = axial.GetPixelSpacingY(); | |
332 sliceThickness_ = ComputeAxialThickness(volume); | |
333 | |
334 reference_ = axial.GetGeometry(); | |
335 } | |
336 | |
337 void SetupCoronal(const OrthancVolumeImage& volume) | |
338 { | |
339 const Slice& axial = volume.GetSlice(0); | |
340 double axialThickness = ComputeAxialThickness(volume); | |
341 | |
342 width_ = axial.GetWidth(); | |
343 height_ = volume.GetSliceCount(); | |
344 depth_ = axial.GetHeight(); | |
345 | |
346 pixelSpacingX_ = axial.GetPixelSpacingX(); | |
347 pixelSpacingY_ = axialThickness; | |
348 sliceThickness_ = axial.GetPixelSpacingY(); | |
349 | |
350 Vector origin = axial.GetGeometry().GetOrigin(); | |
351 origin += (static_cast<double>(volume.GetSliceCount() - 1) * | |
352 axialThickness * axial.GetGeometry().GetNormal()); | |
353 | |
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354 reference_ = CoordinateSystem3D(origin, |
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355 axial.GetGeometry().GetAxisX(), |
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356 -axial.GetGeometry().GetNormal()); |
102 | 357 } |
358 | |
359 void SetupSagittal(const OrthancVolumeImage& volume) | |
360 { | |
361 const Slice& axial = volume.GetSlice(0); | |
362 double axialThickness = ComputeAxialThickness(volume); | |
363 | |
364 width_ = axial.GetHeight(); | |
365 height_ = volume.GetSliceCount(); | |
366 depth_ = axial.GetWidth(); | |
367 | |
368 pixelSpacingX_ = axial.GetPixelSpacingY(); | |
369 pixelSpacingY_ = axialThickness; | |
370 sliceThickness_ = axial.GetPixelSpacingX(); | |
371 | |
372 Vector origin = axial.GetGeometry().GetOrigin(); | |
373 origin += (static_cast<double>(volume.GetSliceCount() - 1) * | |
374 axialThickness * axial.GetGeometry().GetNormal()); | |
375 | |
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376 reference_ = CoordinateSystem3D(origin, |
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377 axial.GetGeometry().GetAxisY(), |
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378 axial.GetGeometry().GetNormal()); |
102 | 379 } |
380 | |
381 public: | |
382 VolumeImageGeometry(const OrthancVolumeImage& volume, | |
383 VolumeProjection projection) | |
384 { | |
385 if (volume.GetSliceCount() == 0) | |
386 { | |
387 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
388 } | |
389 | |
390 converter_ = volume.GetSlice(0).GetConverter(); | |
391 | |
392 switch (projection) | |
393 { | |
394 case VolumeProjection_Axial: | |
395 SetupAxial(volume); | |
396 break; | |
397 | |
398 case VolumeProjection_Coronal: | |
399 SetupCoronal(volume); | |
400 break; | |
401 | |
402 case VolumeProjection_Sagittal: | |
403 SetupSagittal(volume); | |
404 break; | |
405 | |
406 default: | |
407 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
408 } | |
409 } | |
410 | |
411 size_t GetSliceCount() const | |
412 { | |
413 return depth_; | |
414 } | |
415 | |
416 const Vector& GetNormal() const | |
417 { | |
418 return reference_.GetNormal(); | |
419 } | |
420 | |
421 bool LookupSlice(size_t& index, | |
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422 const CoordinateSystem3D& slice) const |
102 | 423 { |
424 bool opposite; | |
425 if (!GeometryToolbox::IsParallelOrOpposite(opposite, | |
426 reference_.GetNormal(), | |
427 slice.GetNormal())) | |
428 { | |
429 return false; | |
430 } | |
431 | |
432 double z = (reference_.ProjectAlongNormal(slice.GetOrigin()) - | |
433 reference_.ProjectAlongNormal(reference_.GetOrigin())) / sliceThickness_; | |
434 | |
435 int s = static_cast<int>(boost::math::iround(z)); | |
436 | |
437 if (s < 0 || | |
438 s >= static_cast<int>(depth_)) | |
439 { | |
440 return false; | |
441 } | |
442 else | |
443 { | |
444 index = static_cast<size_t>(s); | |
445 return true; | |
446 } | |
447 } | |
448 | |
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449 Slice* GetSlice(size_t slice) const |
102 | 450 { |
451 if (slice < 0 || | |
452 slice >= depth_) | |
453 { | |
454 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
455 } | |
456 else | |
457 { | |
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458 CoordinateSystem3D origin(reference_.GetOrigin() + |
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459 static_cast<double>(slice) * sliceThickness_ * reference_.GetNormal(), |
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460 reference_.GetAxisX(), |
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461 reference_.GetAxisY()); |
102 | 462 |
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463 return new Slice(origin, pixelSpacingX_, pixelSpacingY_, sliceThickness_, |
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464 width_, height_, converter_); |
102 | 465 } |
466 } | |
467 }; | |
468 | |
469 | |
470 | |
471 class VolumeImageSource : | |
472 public LayerSourceBase, | |
473 private ISlicedVolume::IObserver | |
474 { | |
475 private: | |
476 OrthancVolumeImage& volume_; | |
477 std::auto_ptr<VolumeImageGeometry> axialGeometry_; | |
478 std::auto_ptr<VolumeImageGeometry> coronalGeometry_; | |
479 std::auto_ptr<VolumeImageGeometry> sagittalGeometry_; | |
480 | |
481 | |
482 bool IsGeometryReady() const | |
483 { | |
484 return axialGeometry_.get() != NULL; | |
485 } | |
486 | |
487 | |
488 virtual void NotifyGeometryReady(const ISlicedVolume& volume) | |
489 { | |
490 // These 3 values are only used to speed up the ILayerSource | |
491 axialGeometry_.reset(new VolumeImageGeometry(volume_, VolumeProjection_Axial)); | |
492 coronalGeometry_.reset(new VolumeImageGeometry(volume_, VolumeProjection_Coronal)); | |
493 sagittalGeometry_.reset(new VolumeImageGeometry(volume_, VolumeProjection_Sagittal)); | |
494 | |
495 LayerSourceBase::NotifyGeometryReady(); | |
496 } | |
497 | |
498 virtual void NotifyGeometryError(const ISlicedVolume& volume) | |
499 { | |
500 LayerSourceBase::NotifyGeometryError(); | |
501 } | |
502 | |
503 virtual void NotifyContentChange(const ISlicedVolume& volume) | |
504 { | |
505 LayerSourceBase::NotifyContentChange(); | |
506 } | |
507 | |
508 virtual void NotifySliceChange(const ISlicedVolume& volume, | |
509 const size_t& sliceIndex, | |
510 const Slice& slice) | |
511 { | |
512 //LayerSourceBase::NotifySliceChange(slice); | |
513 | |
514 // TODO Improve this? | |
515 LayerSourceBase::NotifyContentChange(); | |
516 } | |
517 | |
138 | 518 virtual void NotifyVolumeReady(const ISlicedVolume& volume) |
519 { | |
520 } | |
102 | 521 |
522 const VolumeImageGeometry& GetProjectionGeometry(VolumeProjection projection) | |
523 { | |
524 if (!IsGeometryReady()) | |
525 { | |
526 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
527 } | |
528 | |
529 switch (projection) | |
530 { | |
531 case VolumeProjection_Axial: | |
532 return *axialGeometry_; | |
533 | |
534 case VolumeProjection_Sagittal: | |
535 return *sagittalGeometry_; | |
536 | |
537 case VolumeProjection_Coronal: | |
538 return *coronalGeometry_; | |
539 | |
540 default: | |
541 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
542 } | |
543 } | |
544 | |
545 | |
546 bool DetectProjection(VolumeProjection& projection, | |
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547 const CoordinateSystem3D& viewportSlice) |
102 | 548 { |
549 bool isOpposite; // Ignored | |
550 | |
551 if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
552 viewportSlice.GetNormal(), | |
553 axialGeometry_->GetNormal())) | |
554 { | |
555 projection = VolumeProjection_Axial; | |
556 return true; | |
557 } | |
558 else if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
559 viewportSlice.GetNormal(), | |
560 sagittalGeometry_->GetNormal())) | |
561 { | |
562 projection = VolumeProjection_Sagittal; | |
563 return true; | |
564 } | |
565 else if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
566 viewportSlice.GetNormal(), | |
567 coronalGeometry_->GetNormal())) | |
568 { | |
569 projection = VolumeProjection_Coronal; | |
570 return true; | |
571 } | |
572 else | |
573 { | |
574 return false; | |
575 } | |
576 } | |
577 | |
578 | |
579 public: | |
580 VolumeImageSource(OrthancVolumeImage& volume) : | |
581 volume_(volume) | |
582 { | |
583 volume_.Register(*this); | |
584 } | |
585 | |
586 virtual bool GetExtent(std::vector<Vector>& points, | |
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587 const CoordinateSystem3D& viewportSlice) |
102 | 588 { |
589 VolumeProjection projection; | |
590 | |
591 if (!IsGeometryReady() || | |
592 !DetectProjection(projection, viewportSlice)) | |
593 { | |
594 return false; | |
595 } | |
596 else | |
597 { | |
598 // As the slices of the volumic image are arranged in a box, | |
599 // we only consider one single reference slice (the one with index 0). | |
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600 std::auto_ptr<Slice> slice(GetProjectionGeometry(projection).GetSlice(0)); |
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601 slice->GetExtent(points); |
102 | 602 |
603 return true; | |
604 } | |
605 } | |
606 | |
607 | |
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608 virtual void ScheduleLayerCreation(const CoordinateSystem3D& viewportSlice) |
102 | 609 { |
610 VolumeProjection projection; | |
611 | |
612 if (IsGeometryReady() && | |
613 DetectProjection(projection, viewportSlice)) | |
614 { | |
615 const VolumeImageGeometry& geometry = GetProjectionGeometry(projection); | |
616 | |
617 size_t closest; | |
618 | |
619 if (geometry.LookupSlice(closest, viewportSlice)) | |
620 { | |
621 bool isFullQuality = true; // TODO | |
622 | |
623 std::auto_ptr<Orthanc::Image> frame; | |
624 | |
625 { | |
626 ImageBuffer3D::SliceReader reader(volume_.GetImage(), projection, closest); | |
627 | |
628 // TODO Transfer ownership if non-axial, to avoid memcpy | |
629 frame.reset(Orthanc::Image::Clone(reader.GetAccessor())); | |
630 } | |
631 | |
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632 std::auto_ptr<Slice> slice(geometry.GetSlice(closest)); |
102 | 633 LayerSourceBase::NotifyLayerReady( |
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634 FrameRenderer::CreateRenderer(frame.release(), *slice, isFullQuality), |
102 | 635 //new SliceOutlineRenderer(slice), |
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636 slice->GetGeometry(), false); |
102 | 637 return; |
638 } | |
639 } | |
640 | |
641 // Error | |
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642 CoordinateSystem3D slice; |
102 | 643 LayerSourceBase::NotifyLayerReady(NULL, slice, true); |
644 } | |
645 }; | |
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646 |
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647 |
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648 class VolumeImageInteractor : |
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649 public IWorldSceneInteractor, |
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650 protected ISlicedVolume::IObserver |
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651 { |
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652 private: |
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653 LayerWidget& widget_; |
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654 VolumeProjection projection_; |
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655 std::auto_ptr<VolumeImageGeometry> slices_; |
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656 size_t slice_; |
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657 |
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658 protected: |
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659 virtual void NotifyGeometryReady(const ISlicedVolume& volume) |
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660 { |
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661 if (slices_.get() == NULL) |
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662 { |
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663 const OrthancVolumeImage& image = dynamic_cast<const OrthancVolumeImage&>(volume); |
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664 |
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665 slices_.reset(new VolumeImageGeometry(image, projection_)); |
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666 SetSlice(slices_->GetSliceCount() / 2); |
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667 |
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668 widget_.SetDefaultView(); |
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669 } |
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670 } |
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671 |
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672 virtual void NotifyGeometryError(const ISlicedVolume& volume) |
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673 { |
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674 } |
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675 |
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676 virtual void NotifyContentChange(const ISlicedVolume& volume) |
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677 { |
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678 } |
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679 |
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680 virtual void NotifySliceChange(const ISlicedVolume& volume, |
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681 const size_t& sliceIndex, |
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682 const Slice& slice) |
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683 { |
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684 } |
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685 |
138 | 686 virtual void NotifyVolumeReady(const ISlicedVolume& volume) |
687 { | |
688 } | |
689 | |
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690 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget, |
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691 const ViewportGeometry& view, |
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692 MouseButton button, |
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693 double x, |
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694 double y, |
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695 IStatusBar* statusBar) |
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696 { |
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697 return NULL; |
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698 } |
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699 |
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700 virtual void MouseOver(CairoContext& context, |
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701 WorldSceneWidget& widget, |
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702 const ViewportGeometry& view, |
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703 double x, |
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704 double y, |
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705 IStatusBar* statusBar) |
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706 { |
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707 } |
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708 |
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709 virtual void MouseWheel(WorldSceneWidget& widget, |
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710 MouseWheelDirection direction, |
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711 KeyboardModifiers modifiers, |
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712 IStatusBar* statusBar) |
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713 { |
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714 int scale = (modifiers & KeyboardModifiers_Control ? 10 : 1); |
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715 |
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716 switch (direction) |
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|
717 { |
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Sebastien Jodogne <s.jodogne@gmail.com>
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102
diff
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|
718 case MouseWheelDirection_Up: |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
719 OffsetSlice(-scale); |
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
720 break; |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
721 |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
722 case MouseWheelDirection_Down: |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
723 OffsetSlice(scale); |
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
724 break; |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
725 |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
726 default: |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
727 break; |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
728 } |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
729 } |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
730 |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
731 virtual void KeyPressed(WorldSceneWidget& widget, |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
732 char key, |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
733 KeyboardModifiers modifiers, |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
734 IStatusBar* statusBar) |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
735 { |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
736 switch (key) |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
737 { |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
738 case 's': |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
739 widget.SetDefaultView(); |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
740 break; |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
741 |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
742 default: |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
743 break; |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
744 } |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
745 } |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
746 |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
747 public: |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
748 VolumeImageInteractor(OrthancVolumeImage& volume, |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
749 LayerWidget& widget, |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
750 VolumeProjection projection) : |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
751 widget_(widget), |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
752 projection_(projection) |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
753 { |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
754 volume.Register(*this); |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
755 widget.SetInteractor(*this); |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
756 } |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
757 |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
758 bool IsGeometryReady() const |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
759 { |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
760 return slices_.get() != NULL; |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
761 } |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
762 |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
763 size_t GetSliceCount() const |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
764 { |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
765 if (slices_.get() == NULL) |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
766 { |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
767 return 0; |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
768 } |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
769 else |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
770 { |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
771 return slices_->GetSliceCount(); |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
772 } |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
773 } |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
774 |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
775 void OffsetSlice(int offset) |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
776 { |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
777 if (slices_.get() != NULL) |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
778 { |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
779 int slice = static_cast<int>(slice_) + offset; |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
780 |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
781 if (slice < 0) |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
782 { |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
783 slice = 0; |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
784 } |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
785 |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
786 if (slice >= static_cast<int>(slices_->GetSliceCount())) |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
787 { |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
788 slice = slices_->GetSliceCount() - 1; |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
789 } |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
790 |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
791 if (slice != static_cast<int>(slice_)) |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
792 { |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
793 SetSlice(slice); |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
794 } |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
795 } |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
796 } |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
797 |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
798 void SetSlice(size_t slice) |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
799 { |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
800 if (slices_.get() != NULL) |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
801 { |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
802 slice_ = slice; |
119
ba83e38cf3ff
rendering of rt-dose
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
117
diff
changeset
|
803 |
ba83e38cf3ff
rendering of rt-dose
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
117
diff
changeset
|
804 std::auto_ptr<Slice> tmp(slices_->GetSlice(slice_)); |
ba83e38cf3ff
rendering of rt-dose
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
117
diff
changeset
|
805 widget_.SetSlice(tmp->GetGeometry()); |
104
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
806 } |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
807 } |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
808 }; |
112
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
809 |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
810 |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
811 |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
812 class SliceLocationSource : public LayerSourceBase |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
813 { |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
814 private: |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
815 LayerWidget& otherPlane_; |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
816 |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
817 public: |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
818 SliceLocationSource(LayerWidget& otherPlane) : |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
819 otherPlane_(otherPlane) |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
820 { |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
821 NotifyGeometryReady(); |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
822 } |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
823 |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
824 virtual bool GetExtent(std::vector<Vector>& points, |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
825 const CoordinateSystem3D& viewportSlice) |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
826 { |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
827 return false; |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
828 } |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
829 |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
830 virtual void ScheduleLayerCreation(const CoordinateSystem3D& viewportSlice) |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
831 { |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
832 Slice reference(viewportSlice, 0.001); |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
833 |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
834 Vector p, d; |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
835 |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
836 const CoordinateSystem3D& slice = otherPlane_.GetSlice(); |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
837 |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
838 // Compute the line of intersection between the two slices |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
839 if (!GeometryToolbox::IntersectTwoPlanes(p, d, |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
840 slice.GetOrigin(), slice.GetNormal(), |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
841 viewportSlice.GetOrigin(), viewportSlice.GetNormal())) |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
842 { |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
843 // The two slice are parallel, don't try and display the intersection |
121
e66b2c757790
displaying rt-struct
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
120
diff
changeset
|
844 NotifyLayerReady(NULL, reference.GetGeometry(), false); |
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845 } |
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846 else |
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847 { |
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848 double x1, y1, x2, y2; |
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849 viewportSlice.ProjectPoint(x1, y1, p); |
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850 viewportSlice.ProjectPoint(x2, y2, p + 1000.0 * d); |
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851 |
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852 const Extent2D extent = otherPlane_.GetSceneExtent(); |
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853 |
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854 if (GeometryToolbox::ClipLineToRectangle(x1, y1, x2, y2, |
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855 x1, y1, x2, y2, |
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856 extent.GetX1(), extent.GetY1(), |
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857 extent.GetX2(), extent.GetY2())) |
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858 { |
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859 NotifyLayerReady(new LineLayerRenderer(x1, y1, x2, y2, slice), reference.GetGeometry(), false); |
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860 } |
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861 else |
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862 { |
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863 // Parallel slices |
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864 NotifyLayerReady(NULL, reference.GetGeometry(), false); |
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865 } |
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866 } |
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867 } |
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868 }; |
102 | 869 } |