Mercurial > hg > orthanc-stone
annotate Framework/dev.h @ 268:5bd4161bf11b am-2
removed constness of the observable when emitting a message
author | am@osimis.io |
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date | Wed, 22 Aug 2018 15:08:15 +0200 |
parents | 89d02de83c03 |
children | 3897f9f28cfa |
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, | |
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46 public OrthancStone::IObserver |
102 | 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 | |
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109 void OnSliceGeometryReady(const OrthancSlicesLoader& loader) |
102 | 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(); | |
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154 LOG(INFO) << "Creating a volume image of size " << width << "x" << height |
102 | 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()); |
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159 image_->SetVoxelDimensions(loader.GetSlice(0).GetPixelSpacingX(), |
102 | 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 | |
252 | 176 virtual void OnSliceImageReady(const OrthancSlicesLoader& loader, |
102 | 177 unsigned int sliceIndex, |
178 const Slice& slice, | |
179 std::auto_ptr<Orthanc::ImageAccessor>& image, | |
180 SliceImageQuality quality) | |
181 { | |
182 { | |
183 ImageBuffer3D::SliceWriter writer(*image_, VolumeProjection_Axial, sliceIndex); | |
184 Orthanc::ImageProcessing::Copy(writer.GetAccessor(), *image); | |
185 } | |
186 | |
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187 SlicedVolumeBase::NotifySliceChange(sliceIndex, slice); |
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188 |
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189 if (pendingSlices_ == 1) |
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190 { |
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191 SlicedVolumeBase::NotifyVolumeReady(); |
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192 pendingSlices_ = 0; |
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193 } |
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194 else if (pendingSlices_ > 1) |
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195 { |
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196 pendingSlices_ -= 1; |
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197 } |
102 | 198 |
199 ScheduleSliceDownload(); | |
200 } | |
201 | |
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202 virtual void HandleMessage(const IObservable& from, const IMessage& message) |
102 | 203 { |
266
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204 switch (message.GetType()) |
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205 { |
267 | 206 case MessageType_SliceLoader_GeometryReady: |
266
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207 OnSliceGeometryReady(dynamic_cast<const OrthancSlicesLoader&>(from)); |
267 | 208 case MessageType_SliceLoader_GeometryError: |
266
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209 { |
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210 LOG(ERROR) << "Unable to download a volume image"; |
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211 SlicedVolumeBase::NotifyGeometryError(); |
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212 }; break; |
267 | 213 case MessageType_SliceLoader_ImageReady: |
266
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214 { |
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215 const OrthancSlicesLoader::SliceImageReadyMessage& msg = dynamic_cast<const OrthancSlicesLoader::SliceImageReadyMessage&>(message); |
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216 OnSliceImageReady(dynamic_cast<const OrthancSlicesLoader&>(from), |
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217 msg.sliceIndex_, |
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218 msg.slice_, |
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219 msg.image_, |
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220 msg.effectiveQuality_); |
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221 }; break; |
267 | 222 case MessageType_SliceLoader_ImageError: |
266
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223 { |
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224 const OrthancSlicesLoader::SliceImageErrorMessage& msg = dynamic_cast<const OrthancSlicesLoader::SliceImageErrorMessage&>(message); |
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225 LOG(ERROR) << "Cannot download slice " << msg.sliceIndex_ << " in a volume image"; |
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226 ScheduleSliceDownload(); |
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227 }; break; |
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228 default: |
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229 VLOG("unhandled message type" << message.GetType()); |
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230 } |
102 | 231 } |
232 | |
233 public: | |
251
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234 OrthancVolumeImage(MessageBroker& broker, |
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235 IWebService& orthanc, |
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236 bool computeRange) : |
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237 OrthancStone::IObserver(broker), |
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238 loader_(broker, orthanc), |
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239 computeRange_(computeRange), |
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240 pendingSlices_(0) |
102 | 241 { |
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242 loader_.RegisterObserver(*this); |
102 | 243 } |
244 | |
245 void ScheduleLoadSeries(const std::string& seriesId) | |
246 { | |
247 loader_.ScheduleLoadSeries(seriesId); | |
248 } | |
249 | |
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250 void ScheduleLoadInstance(const std::string& instanceId) |
102 | 251 { |
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252 loader_.ScheduleLoadInstance(instanceId); |
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253 } |
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254 |
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255 void ScheduleLoadFrame(const std::string& instanceId, |
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256 unsigned int frame) |
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257 { |
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258 loader_.ScheduleLoadFrame(instanceId, frame); |
102 | 259 } |
260 | |
261 virtual size_t GetSliceCount() const | |
262 { | |
263 return loader_.GetSliceCount(); | |
264 } | |
265 | |
266 virtual const Slice& GetSlice(size_t index) const | |
267 { | |
268 return loader_.GetSlice(index); | |
269 } | |
270 | |
271 ImageBuffer3D& GetImage() const | |
272 { | |
273 if (image_.get() == NULL) | |
274 { | |
275 // The geometry is not ready yet | |
276 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
277 } | |
278 else | |
279 { | |
280 return *image_; | |
281 } | |
282 } | |
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283 |
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284 bool FitWindowingToRange(RenderStyle& style, |
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285 const DicomFrameConverter& converter) const |
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286 { |
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287 if (image_.get() == NULL) |
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288 { |
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289 return false; |
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290 } |
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291 else |
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292 { |
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293 return image_->FitWindowingToRange(style, converter); |
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294 } |
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295 } |
102 | 296 }; |
297 | |
298 | |
299 class VolumeImageGeometry | |
300 { | |
301 private: | |
302 unsigned int width_; | |
303 unsigned int height_; | |
304 size_t depth_; | |
305 double pixelSpacingX_; | |
306 double pixelSpacingY_; | |
307 double sliceThickness_; | |
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308 CoordinateSystem3D reference_; |
102 | 309 DicomFrameConverter converter_; |
310 | |
311 double ComputeAxialThickness(const OrthancVolumeImage& volume) const | |
312 { | |
313 double thickness; | |
314 | |
315 size_t n = volume.GetSliceCount(); | |
316 if (n > 1) | |
317 { | |
318 const Slice& a = volume.GetSlice(0); | |
319 const Slice& b = volume.GetSlice(n - 1); | |
320 thickness = ((reference_.ProjectAlongNormal(b.GetGeometry().GetOrigin()) - | |
321 reference_.ProjectAlongNormal(a.GetGeometry().GetOrigin())) / | |
322 (static_cast<double>(n) - 1.0)); | |
323 } | |
324 else | |
325 { | |
326 thickness = volume.GetSlice(0).GetThickness(); | |
327 } | |
328 | |
329 if (thickness <= 0) | |
330 { | |
331 // The slices should have been sorted with increasing Z | |
332 // (along the normal) by the OrthancSlicesLoader | |
333 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); | |
334 } | |
335 else | |
336 { | |
337 return thickness; | |
338 } | |
339 } | |
340 | |
341 void SetupAxial(const OrthancVolumeImage& volume) | |
342 { | |
343 const Slice& axial = volume.GetSlice(0); | |
344 | |
345 width_ = axial.GetWidth(); | |
346 height_ = axial.GetHeight(); | |
347 depth_ = volume.GetSliceCount(); | |
348 | |
349 pixelSpacingX_ = axial.GetPixelSpacingX(); | |
350 pixelSpacingY_ = axial.GetPixelSpacingY(); | |
351 sliceThickness_ = ComputeAxialThickness(volume); | |
352 | |
353 reference_ = axial.GetGeometry(); | |
354 } | |
355 | |
356 void SetupCoronal(const OrthancVolumeImage& volume) | |
357 { | |
358 const Slice& axial = volume.GetSlice(0); | |
359 double axialThickness = ComputeAxialThickness(volume); | |
360 | |
361 width_ = axial.GetWidth(); | |
362 height_ = volume.GetSliceCount(); | |
363 depth_ = axial.GetHeight(); | |
364 | |
365 pixelSpacingX_ = axial.GetPixelSpacingX(); | |
366 pixelSpacingY_ = axialThickness; | |
367 sliceThickness_ = axial.GetPixelSpacingY(); | |
368 | |
369 Vector origin = axial.GetGeometry().GetOrigin(); | |
370 origin += (static_cast<double>(volume.GetSliceCount() - 1) * | |
371 axialThickness * axial.GetGeometry().GetNormal()); | |
372 | |
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373 reference_ = CoordinateSystem3D(origin, |
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374 axial.GetGeometry().GetAxisX(), |
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375 -axial.GetGeometry().GetNormal()); |
102 | 376 } |
377 | |
378 void SetupSagittal(const OrthancVolumeImage& volume) | |
379 { | |
380 const Slice& axial = volume.GetSlice(0); | |
381 double axialThickness = ComputeAxialThickness(volume); | |
382 | |
383 width_ = axial.GetHeight(); | |
384 height_ = volume.GetSliceCount(); | |
385 depth_ = axial.GetWidth(); | |
386 | |
387 pixelSpacingX_ = axial.GetPixelSpacingY(); | |
388 pixelSpacingY_ = axialThickness; | |
389 sliceThickness_ = axial.GetPixelSpacingX(); | |
390 | |
391 Vector origin = axial.GetGeometry().GetOrigin(); | |
392 origin += (static_cast<double>(volume.GetSliceCount() - 1) * | |
393 axialThickness * axial.GetGeometry().GetNormal()); | |
394 | |
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395 reference_ = CoordinateSystem3D(origin, |
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396 axial.GetGeometry().GetAxisY(), |
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397 axial.GetGeometry().GetNormal()); |
102 | 398 } |
399 | |
400 public: | |
401 VolumeImageGeometry(const OrthancVolumeImage& volume, | |
402 VolumeProjection projection) | |
403 { | |
404 if (volume.GetSliceCount() == 0) | |
405 { | |
406 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
407 } | |
408 | |
409 converter_ = volume.GetSlice(0).GetConverter(); | |
410 | |
411 switch (projection) | |
412 { | |
413 case VolumeProjection_Axial: | |
414 SetupAxial(volume); | |
415 break; | |
416 | |
417 case VolumeProjection_Coronal: | |
418 SetupCoronal(volume); | |
419 break; | |
420 | |
421 case VolumeProjection_Sagittal: | |
422 SetupSagittal(volume); | |
423 break; | |
424 | |
425 default: | |
426 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
427 } | |
428 } | |
429 | |
430 size_t GetSliceCount() const | |
431 { | |
432 return depth_; | |
433 } | |
434 | |
435 const Vector& GetNormal() const | |
436 { | |
437 return reference_.GetNormal(); | |
438 } | |
439 | |
440 bool LookupSlice(size_t& index, | |
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441 const CoordinateSystem3D& slice) const |
102 | 442 { |
443 bool opposite; | |
444 if (!GeometryToolbox::IsParallelOrOpposite(opposite, | |
445 reference_.GetNormal(), | |
446 slice.GetNormal())) | |
447 { | |
448 return false; | |
449 } | |
450 | |
451 double z = (reference_.ProjectAlongNormal(slice.GetOrigin()) - | |
452 reference_.ProjectAlongNormal(reference_.GetOrigin())) / sliceThickness_; | |
453 | |
454 int s = static_cast<int>(boost::math::iround(z)); | |
455 | |
456 if (s < 0 || | |
457 s >= static_cast<int>(depth_)) | |
458 { | |
459 return false; | |
460 } | |
461 else | |
462 { | |
463 index = static_cast<size_t>(s); | |
464 return true; | |
465 } | |
466 } | |
467 | |
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468 Slice* GetSlice(size_t slice) const |
102 | 469 { |
216 | 470 if (slice >= depth_) |
102 | 471 { |
472 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
473 } | |
474 else | |
475 { | |
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476 CoordinateSystem3D origin(reference_.GetOrigin() + |
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477 static_cast<double>(slice) * sliceThickness_ * reference_.GetNormal(), |
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478 reference_.GetAxisX(), |
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479 reference_.GetAxisY()); |
102 | 480 |
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481 return new Slice(origin, pixelSpacingX_, pixelSpacingY_, sliceThickness_, |
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482 width_, height_, converter_); |
102 | 483 } |
484 } | |
485 }; | |
486 | |
487 | |
488 | |
489 class VolumeImageSource : | |
490 public LayerSourceBase, | |
491 private ISlicedVolume::IObserver | |
492 { | |
493 private: | |
494 OrthancVolumeImage& volume_; | |
495 std::auto_ptr<VolumeImageGeometry> axialGeometry_; | |
496 std::auto_ptr<VolumeImageGeometry> coronalGeometry_; | |
497 std::auto_ptr<VolumeImageGeometry> sagittalGeometry_; | |
498 | |
499 | |
500 bool IsGeometryReady() const | |
501 { | |
502 return axialGeometry_.get() != NULL; | |
503 } | |
504 | |
505 | |
506 virtual void NotifyGeometryReady(const ISlicedVolume& volume) | |
507 { | |
508 // These 3 values are only used to speed up the ILayerSource | |
509 axialGeometry_.reset(new VolumeImageGeometry(volume_, VolumeProjection_Axial)); | |
510 coronalGeometry_.reset(new VolumeImageGeometry(volume_, VolumeProjection_Coronal)); | |
511 sagittalGeometry_.reset(new VolumeImageGeometry(volume_, VolumeProjection_Sagittal)); | |
512 | |
513 LayerSourceBase::NotifyGeometryReady(); | |
514 } | |
515 | |
516 virtual void NotifyGeometryError(const ISlicedVolume& volume) | |
517 { | |
518 LayerSourceBase::NotifyGeometryError(); | |
519 } | |
520 | |
521 virtual void NotifyContentChange(const ISlicedVolume& volume) | |
522 { | |
523 LayerSourceBase::NotifyContentChange(); | |
524 } | |
525 | |
526 virtual void NotifySliceChange(const ISlicedVolume& volume, | |
527 const size_t& sliceIndex, | |
528 const Slice& slice) | |
529 { | |
530 //LayerSourceBase::NotifySliceChange(slice); | |
531 | |
532 // TODO Improve this? | |
533 LayerSourceBase::NotifyContentChange(); | |
534 } | |
535 | |
138 | 536 virtual void NotifyVolumeReady(const ISlicedVolume& volume) |
537 { | |
538 } | |
102 | 539 |
540 const VolumeImageGeometry& GetProjectionGeometry(VolumeProjection projection) | |
541 { | |
542 if (!IsGeometryReady()) | |
543 { | |
544 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
545 } | |
546 | |
547 switch (projection) | |
548 { | |
549 case VolumeProjection_Axial: | |
550 return *axialGeometry_; | |
551 | |
552 case VolumeProjection_Sagittal: | |
553 return *sagittalGeometry_; | |
554 | |
555 case VolumeProjection_Coronal: | |
556 return *coronalGeometry_; | |
557 | |
558 default: | |
559 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
560 } | |
561 } | |
562 | |
563 | |
564 bool DetectProjection(VolumeProjection& projection, | |
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565 const CoordinateSystem3D& viewportSlice) |
102 | 566 { |
567 bool isOpposite; // Ignored | |
568 | |
569 if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
570 viewportSlice.GetNormal(), | |
571 axialGeometry_->GetNormal())) | |
572 { | |
573 projection = VolumeProjection_Axial; | |
574 return true; | |
575 } | |
576 else if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
577 viewportSlice.GetNormal(), | |
578 sagittalGeometry_->GetNormal())) | |
579 { | |
580 projection = VolumeProjection_Sagittal; | |
581 return true; | |
582 } | |
583 else if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
584 viewportSlice.GetNormal(), | |
585 coronalGeometry_->GetNormal())) | |
586 { | |
587 projection = VolumeProjection_Coronal; | |
588 return true; | |
589 } | |
590 else | |
591 { | |
592 return false; | |
593 } | |
594 } | |
595 | |
596 | |
597 public: | |
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598 VolumeImageSource(MessageBroker& broker, OrthancVolumeImage& volume) : |
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599 LayerSourceBase(broker), |
102 | 600 volume_(volume) |
601 { | |
602 volume_.Register(*this); | |
603 } | |
604 | |
605 virtual bool GetExtent(std::vector<Vector>& points, | |
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606 const CoordinateSystem3D& viewportSlice) |
102 | 607 { |
608 VolumeProjection projection; | |
609 | |
610 if (!IsGeometryReady() || | |
611 !DetectProjection(projection, viewportSlice)) | |
612 { | |
613 return false; | |
614 } | |
615 else | |
616 { | |
617 // As the slices of the volumic image are arranged in a box, | |
618 // we only consider one single reference slice (the one with index 0). | |
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619 std::auto_ptr<Slice> slice(GetProjectionGeometry(projection).GetSlice(0)); |
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620 slice->GetExtent(points); |
102 | 621 |
622 return true; | |
623 } | |
624 } | |
625 | |
626 | |
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627 virtual void ScheduleLayerCreation(const CoordinateSystem3D& viewportSlice) |
102 | 628 { |
629 VolumeProjection projection; | |
630 | |
631 if (IsGeometryReady() && | |
632 DetectProjection(projection, viewportSlice)) | |
633 { | |
634 const VolumeImageGeometry& geometry = GetProjectionGeometry(projection); | |
635 | |
636 size_t closest; | |
637 | |
638 if (geometry.LookupSlice(closest, viewportSlice)) | |
639 { | |
640 bool isFullQuality = true; // TODO | |
641 | |
642 std::auto_ptr<Orthanc::Image> frame; | |
643 | |
644 { | |
645 ImageBuffer3D::SliceReader reader(volume_.GetImage(), projection, closest); | |
646 | |
647 // TODO Transfer ownership if non-axial, to avoid memcpy | |
648 frame.reset(Orthanc::Image::Clone(reader.GetAccessor())); | |
649 } | |
650 | |
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651 std::auto_ptr<Slice> slice(geometry.GetSlice(closest)); |
102 | 652 LayerSourceBase::NotifyLayerReady( |
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653 FrameRenderer::CreateRenderer(frame.release(), *slice, isFullQuality), |
102 | 654 //new SliceOutlineRenderer(slice), |
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655 slice->GetGeometry(), false); |
102 | 656 return; |
657 } | |
658 } | |
659 | |
660 // Error | |
121
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661 CoordinateSystem3D slice; |
102 | 662 LayerSourceBase::NotifyLayerReady(NULL, slice, true); |
663 } | |
664 }; | |
104
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665 |
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666 |
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667 class VolumeImageInteractor : |
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668 public IWorldSceneInteractor, |
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669 protected ISlicedVolume::IObserver |
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670 { |
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671 private: |
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672 LayerWidget& widget_; |
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673 VolumeProjection projection_; |
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674 std::auto_ptr<VolumeImageGeometry> slices_; |
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675 size_t slice_; |
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676 |
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677 protected: |
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678 virtual void NotifyGeometryReady(const ISlicedVolume& volume) |
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679 { |
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680 if (slices_.get() == NULL) |
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681 { |
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682 const OrthancVolumeImage& image = dynamic_cast<const OrthancVolumeImage&>(volume); |
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683 |
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684 slices_.reset(new VolumeImageGeometry(image, projection_)); |
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685 SetSlice(slices_->GetSliceCount() / 2); |
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686 |
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687 widget_.SetDefaultView(); |
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688 } |
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689 } |
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690 |
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691 virtual void NotifyGeometryError(const ISlicedVolume& volume) |
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692 { |
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693 } |
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694 |
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695 virtual void NotifyContentChange(const ISlicedVolume& volume) |
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696 { |
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697 } |
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698 |
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699 virtual void NotifySliceChange(const ISlicedVolume& volume, |
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Sebastien Jodogne <s.jodogne@gmail.com>
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102
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|
700 const size_t& sliceIndex, |
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|
701 const Slice& slice) |
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102
diff
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|
702 { |
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parents:
102
diff
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|
703 } |
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parents:
102
diff
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|
704 |
138 | 705 virtual void NotifyVolumeReady(const ISlicedVolume& volume) |
706 { | |
707 } | |
708 | |
104
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Sebastien Jodogne <s.jodogne@gmail.com>
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diff
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|
709 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget, |
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parents:
102
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|
710 const ViewportGeometry& view, |
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102
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|
711 MouseButton button, |
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102
diff
changeset
|
712 double x, |
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parents:
102
diff
changeset
|
713 double y, |
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Sebastien Jodogne <s.jodogne@gmail.com>
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102
diff
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|
714 IStatusBar* statusBar) |
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parents:
102
diff
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|
715 { |
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102
diff
changeset
|
716 return NULL; |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
717 } |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
718 |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
719 virtual void MouseOver(CairoContext& context, |
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102
diff
changeset
|
720 WorldSceneWidget& widget, |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
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|
721 const ViewportGeometry& view, |
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parents:
102
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changeset
|
722 double x, |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
723 double y, |
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parents:
102
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|
724 IStatusBar* statusBar) |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
725 { |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
|
726 } |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
727 |
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Sebastien Jodogne <s.jodogne@gmail.com>
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102
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changeset
|
728 virtual void MouseWheel(WorldSceneWidget& widget, |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
729 MouseWheelDirection direction, |
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Sebastien Jodogne <s.jodogne@gmail.com>
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102
diff
changeset
|
730 KeyboardModifiers modifiers, |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
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|
731 IStatusBar* statusBar) |
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|
732 { |
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|
733 int scale = (modifiers & KeyboardModifiers_Control ? 10 : 1); |
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102
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|
734 |
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Sebastien Jodogne <s.jodogne@gmail.com>
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102
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changeset
|
735 switch (direction) |
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Sebastien Jodogne <s.jodogne@gmail.com>
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102
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changeset
|
736 { |
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|
737 case MouseWheelDirection_Up: |
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|
738 OffsetSlice(-scale); |
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|
739 break; |
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diff
changeset
|
740 |
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|
741 case MouseWheelDirection_Down: |
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|
742 OffsetSlice(scale); |
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|
743 break; |
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diff
changeset
|
744 |
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|
745 default: |
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diff
changeset
|
746 break; |
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diff
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|
747 } |
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parents:
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diff
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|
748 } |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
749 |
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changeset
|
750 virtual void KeyPressed(WorldSceneWidget& widget, |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
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changeset
|
751 char key, |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
|
752 KeyboardModifiers modifiers, |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
753 IStatusBar* statusBar) |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
754 { |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
755 switch (key) |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
756 { |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
757 case 's': |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
758 widget.SetDefaultView(); |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
759 break; |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
760 |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
761 default: |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
762 break; |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
763 } |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
764 } |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
765 |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
766 public: |
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parents:
102
diff
changeset
|
767 VolumeImageInteractor(OrthancVolumeImage& volume, |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
768 LayerWidget& widget, |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
769 VolumeProjection projection) : |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
770 widget_(widget), |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
771 projection_(projection) |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
772 { |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
773 volume.Register(*this); |
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parents:
102
diff
changeset
|
774 widget.SetInteractor(*this); |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
775 } |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
776 |
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parents:
102
diff
changeset
|
777 bool IsGeometryReady() const |
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
778 { |
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102
diff
changeset
|
779 return slices_.get() != NULL; |
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
780 } |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
781 |
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Sebastien Jodogne <s.jodogne@gmail.com>
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102
diff
changeset
|
782 size_t GetSliceCount() const |
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parents:
102
diff
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|
783 { |
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diff
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|
784 if (slices_.get() == NULL) |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
785 { |
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102
diff
changeset
|
786 return 0; |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
787 } |
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diff
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|
788 else |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
789 { |
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parents:
102
diff
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|
790 return slices_->GetSliceCount(); |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
791 } |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
792 } |
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
793 |
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|
794 void OffsetSlice(int offset) |
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diff
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|
795 { |
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diff
changeset
|
796 if (slices_.get() != NULL) |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
797 { |
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Sebastien Jodogne <s.jodogne@gmail.com>
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102
diff
changeset
|
798 int slice = static_cast<int>(slice_) + offset; |
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parents:
102
diff
changeset
|
799 |
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diff
changeset
|
800 if (slice < 0) |
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parents:
102
diff
changeset
|
801 { |
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102
diff
changeset
|
802 slice = 0; |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
803 } |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
804 |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
805 if (slice >= static_cast<int>(slices_->GetSliceCount())) |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
806 { |
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102
diff
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|
807 slice = slices_->GetSliceCount() - 1; |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
808 } |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
809 |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
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102
diff
changeset
|
810 if (slice != static_cast<int>(slice_)) |
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
811 { |
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parents:
102
diff
changeset
|
812 SetSlice(slice); |
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parents:
102
diff
changeset
|
813 } |
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
814 } |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
815 } |
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
816 |
eccd64f8e297
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parents:
102
diff
changeset
|
817 void SetSlice(size_t slice) |
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
818 { |
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parents:
102
diff
changeset
|
819 if (slices_.get() != NULL) |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
820 { |
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Sebastien Jodogne <s.jodogne@gmail.com>
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102
diff
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|
821 slice_ = slice; |
119
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rendering of rt-dose
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
117
diff
changeset
|
822 |
ba83e38cf3ff
rendering of rt-dose
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
117
diff
changeset
|
823 std::auto_ptr<Slice> tmp(slices_->GetSlice(slice_)); |
ba83e38cf3ff
rendering of rt-dose
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
117
diff
changeset
|
824 widget_.SetSlice(tmp->GetGeometry()); |
104
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parents:
102
diff
changeset
|
825 } |
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
826 } |
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parents:
102
diff
changeset
|
827 }; |
112
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 |
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
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831 class SliceLocationSource : public LayerSourceBase |
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832 { |
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833 private: |
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834 LayerWidget& otherPlane_; |
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835 |
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836 public: |
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837 SliceLocationSource(MessageBroker& broker, LayerWidget& otherPlane) : |
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838 LayerSourceBase(broker), |
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839 otherPlane_(otherPlane) |
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840 { |
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841 NotifyGeometryReady(); |
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842 } |
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843 |
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844 virtual bool GetExtent(std::vector<Vector>& points, |
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845 const CoordinateSystem3D& viewportSlice) |
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846 { |
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847 return false; |
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848 } |
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849 |
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850 virtual void ScheduleLayerCreation(const CoordinateSystem3D& viewportSlice) |
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851 { |
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852 Slice reference(viewportSlice, 0.001); |
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853 |
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854 Vector p, d; |
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855 |
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856 const CoordinateSystem3D& slice = otherPlane_.GetSlice(); |
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857 |
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858 // Compute the line of intersection between the two slices |
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859 if (!GeometryToolbox::IntersectTwoPlanes(p, d, |
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860 slice.GetOrigin(), slice.GetNormal(), |
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861 viewportSlice.GetOrigin(), viewportSlice.GetNormal())) |
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862 { |
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863 // The two slice are parallel, don't try and display the intersection |
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864 NotifyLayerReady(NULL, reference.GetGeometry(), false); |
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865 } |
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866 else |
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867 { |
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868 double x1, y1, x2, y2; |
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869 viewportSlice.ProjectPoint(x1, y1, p); |
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870 viewportSlice.ProjectPoint(x2, y2, p + 1000.0 * d); |
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871 |
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872 const Extent2D extent = otherPlane_.GetSceneExtent(); |
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873 |
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874 if (GeometryToolbox::ClipLineToRectangle(x1, y1, x2, y2, |
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875 x1, y1, x2, y2, |
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876 extent.GetX1(), extent.GetY1(), |
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877 extent.GetX2(), extent.GetY2())) |
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878 { |
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879 NotifyLayerReady(new LineLayerRenderer(x1, y1, x2, y2, slice), reference.GetGeometry(), false); |
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880 } |
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881 else |
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882 { |
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883 // Parallel slices |
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884 NotifyLayerReady(NULL, reference.GetGeometry(), false); |
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885 } |
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886 } |
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887 } |
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888 }; |
102 | 889 } |