Mercurial > hg > orthanc-stone
annotate Framework/dev.h @ 216:c4ea26865975
fix warning, size_t is always > 0
| author | am@osimis.io |
|---|---|
| date | Thu, 07 Jun 2018 10:10:46 +0200 |
| parents | 5412adf19980 |
| children | 3d523c9a8f0d 192e6e349e69 |
| rev | line source |
|---|---|
| 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 { |
| 216 | 451 if (slice >= depth_) |
| 102 | 452 { |
| 453 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 454 } | |
| 455 else | |
| 456 { | |
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457 CoordinateSystem3D origin(reference_.GetOrigin() + |
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458 static_cast<double>(slice) * sliceThickness_ * reference_.GetNormal(), |
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459 reference_.GetAxisX(), |
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460 reference_.GetAxisY()); |
| 102 | 461 |
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462 return new Slice(origin, pixelSpacingX_, pixelSpacingY_, sliceThickness_, |
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463 width_, height_, converter_); |
| 102 | 464 } |
| 465 } | |
| 466 }; | |
| 467 | |
| 468 | |
| 469 | |
| 470 class VolumeImageSource : | |
| 471 public LayerSourceBase, | |
| 472 private ISlicedVolume::IObserver | |
| 473 { | |
| 474 private: | |
| 475 OrthancVolumeImage& volume_; | |
| 476 std::auto_ptr<VolumeImageGeometry> axialGeometry_; | |
| 477 std::auto_ptr<VolumeImageGeometry> coronalGeometry_; | |
| 478 std::auto_ptr<VolumeImageGeometry> sagittalGeometry_; | |
| 479 | |
| 480 | |
| 481 bool IsGeometryReady() const | |
| 482 { | |
| 483 return axialGeometry_.get() != NULL; | |
| 484 } | |
| 485 | |
| 486 | |
| 487 virtual void NotifyGeometryReady(const ISlicedVolume& volume) | |
| 488 { | |
| 489 // These 3 values are only used to speed up the ILayerSource | |
| 490 axialGeometry_.reset(new VolumeImageGeometry(volume_, VolumeProjection_Axial)); | |
| 491 coronalGeometry_.reset(new VolumeImageGeometry(volume_, VolumeProjection_Coronal)); | |
| 492 sagittalGeometry_.reset(new VolumeImageGeometry(volume_, VolumeProjection_Sagittal)); | |
| 493 | |
| 494 LayerSourceBase::NotifyGeometryReady(); | |
| 495 } | |
| 496 | |
| 497 virtual void NotifyGeometryError(const ISlicedVolume& volume) | |
| 498 { | |
| 499 LayerSourceBase::NotifyGeometryError(); | |
| 500 } | |
| 501 | |
| 502 virtual void NotifyContentChange(const ISlicedVolume& volume) | |
| 503 { | |
| 504 LayerSourceBase::NotifyContentChange(); | |
| 505 } | |
| 506 | |
| 507 virtual void NotifySliceChange(const ISlicedVolume& volume, | |
| 508 const size_t& sliceIndex, | |
| 509 const Slice& slice) | |
| 510 { | |
| 511 //LayerSourceBase::NotifySliceChange(slice); | |
| 512 | |
| 513 // TODO Improve this? | |
| 514 LayerSourceBase::NotifyContentChange(); | |
| 515 } | |
| 516 | |
| 138 | 517 virtual void NotifyVolumeReady(const ISlicedVolume& volume) |
| 518 { | |
| 519 } | |
| 102 | 520 |
| 521 const VolumeImageGeometry& GetProjectionGeometry(VolumeProjection projection) | |
| 522 { | |
| 523 if (!IsGeometryReady()) | |
| 524 { | |
| 525 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 526 } | |
| 527 | |
| 528 switch (projection) | |
| 529 { | |
| 530 case VolumeProjection_Axial: | |
| 531 return *axialGeometry_; | |
| 532 | |
| 533 case VolumeProjection_Sagittal: | |
| 534 return *sagittalGeometry_; | |
| 535 | |
| 536 case VolumeProjection_Coronal: | |
| 537 return *coronalGeometry_; | |
| 538 | |
| 539 default: | |
| 540 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 541 } | |
| 542 } | |
| 543 | |
| 544 | |
| 545 bool DetectProjection(VolumeProjection& projection, | |
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546 const CoordinateSystem3D& viewportSlice) |
| 102 | 547 { |
| 548 bool isOpposite; // Ignored | |
| 549 | |
| 550 if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
| 551 viewportSlice.GetNormal(), | |
| 552 axialGeometry_->GetNormal())) | |
| 553 { | |
| 554 projection = VolumeProjection_Axial; | |
| 555 return true; | |
| 556 } | |
| 557 else if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
| 558 viewportSlice.GetNormal(), | |
| 559 sagittalGeometry_->GetNormal())) | |
| 560 { | |
| 561 projection = VolumeProjection_Sagittal; | |
| 562 return true; | |
| 563 } | |
| 564 else if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
| 565 viewportSlice.GetNormal(), | |
| 566 coronalGeometry_->GetNormal())) | |
| 567 { | |
| 568 projection = VolumeProjection_Coronal; | |
| 569 return true; | |
| 570 } | |
| 571 else | |
| 572 { | |
| 573 return false; | |
| 574 } | |
| 575 } | |
| 576 | |
| 577 | |
| 578 public: | |
| 579 VolumeImageSource(OrthancVolumeImage& volume) : | |
| 580 volume_(volume) | |
| 581 { | |
| 582 volume_.Register(*this); | |
| 583 } | |
| 584 | |
| 585 virtual bool GetExtent(std::vector<Vector>& points, | |
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586 const CoordinateSystem3D& viewportSlice) |
| 102 | 587 { |
| 588 VolumeProjection projection; | |
| 589 | |
| 590 if (!IsGeometryReady() || | |
| 591 !DetectProjection(projection, viewportSlice)) | |
| 592 { | |
| 593 return false; | |
| 594 } | |
| 595 else | |
| 596 { | |
| 597 // As the slices of the volumic image are arranged in a box, | |
| 598 // we only consider one single reference slice (the one with index 0). | |
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599 std::auto_ptr<Slice> slice(GetProjectionGeometry(projection).GetSlice(0)); |
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600 slice->GetExtent(points); |
| 102 | 601 |
| 602 return true; | |
| 603 } | |
| 604 } | |
| 605 | |
| 606 | |
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607 virtual void ScheduleLayerCreation(const CoordinateSystem3D& viewportSlice) |
| 102 | 608 { |
| 609 VolumeProjection projection; | |
| 610 | |
| 611 if (IsGeometryReady() && | |
| 612 DetectProjection(projection, viewportSlice)) | |
| 613 { | |
| 614 const VolumeImageGeometry& geometry = GetProjectionGeometry(projection); | |
| 615 | |
| 616 size_t closest; | |
| 617 | |
| 618 if (geometry.LookupSlice(closest, viewportSlice)) | |
| 619 { | |
| 620 bool isFullQuality = true; // TODO | |
| 621 | |
| 622 std::auto_ptr<Orthanc::Image> frame; | |
| 623 | |
| 624 { | |
| 625 ImageBuffer3D::SliceReader reader(volume_.GetImage(), projection, closest); | |
| 626 | |
| 627 // TODO Transfer ownership if non-axial, to avoid memcpy | |
| 628 frame.reset(Orthanc::Image::Clone(reader.GetAccessor())); | |
| 629 } | |
| 630 | |
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631 std::auto_ptr<Slice> slice(geometry.GetSlice(closest)); |
| 102 | 632 LayerSourceBase::NotifyLayerReady( |
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633 FrameRenderer::CreateRenderer(frame.release(), *slice, isFullQuality), |
| 102 | 634 //new SliceOutlineRenderer(slice), |
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635 slice->GetGeometry(), false); |
| 102 | 636 return; |
| 637 } | |
| 638 } | |
| 639 | |
| 640 // Error | |
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641 CoordinateSystem3D slice; |
| 102 | 642 LayerSourceBase::NotifyLayerReady(NULL, slice, true); |
| 643 } | |
| 644 }; | |
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645 |
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646 |
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647 class VolumeImageInteractor : |
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648 public IWorldSceneInteractor, |
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649 protected ISlicedVolume::IObserver |
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650 { |
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651 private: |
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652 LayerWidget& widget_; |
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653 VolumeProjection projection_; |
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654 std::auto_ptr<VolumeImageGeometry> slices_; |
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655 size_t slice_; |
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656 |
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657 protected: |
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658 virtual void NotifyGeometryReady(const ISlicedVolume& volume) |
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659 { |
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660 if (slices_.get() == NULL) |
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661 { |
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662 const OrthancVolumeImage& image = dynamic_cast<const OrthancVolumeImage&>(volume); |
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663 |
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664 slices_.reset(new VolumeImageGeometry(image, projection_)); |
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665 SetSlice(slices_->GetSliceCount() / 2); |
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666 |
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667 widget_.SetDefaultView(); |
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668 } |
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669 } |
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670 |
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671 virtual void NotifyGeometryError(const ISlicedVolume& volume) |
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672 { |
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673 } |
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674 |
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675 virtual void NotifyContentChange(const ISlicedVolume& volume) |
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676 { |
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677 } |
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678 |
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679 virtual void NotifySliceChange(const ISlicedVolume& volume, |
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680 const size_t& sliceIndex, |
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681 const Slice& slice) |
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682 { |
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683 } |
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684 |
| 138 | 685 virtual void NotifyVolumeReady(const ISlicedVolume& volume) |
| 686 { | |
| 687 } | |
| 688 | |
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689 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget, |
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690 const ViewportGeometry& view, |
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691 MouseButton button, |
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692 double x, |
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693 double y, |
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694 IStatusBar* statusBar) |
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695 { |
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696 return NULL; |
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697 } |
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698 |
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699 virtual void MouseOver(CairoContext& context, |
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700 WorldSceneWidget& widget, |
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diff
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|
701 const ViewportGeometry& view, |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
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diff
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|
702 double x, |
|
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parents:
102
diff
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|
703 double y, |
|
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parents:
102
diff
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|
704 IStatusBar* statusBar) |
|
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parents:
102
diff
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|
705 { |
|
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parents:
102
diff
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|
706 } |
|
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parents:
102
diff
changeset
|
707 |
|
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parents:
102
diff
changeset
|
708 virtual void MouseWheel(WorldSceneWidget& widget, |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
709 MouseWheelDirection direction, |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
710 KeyboardModifiers modifiers, |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
711 IStatusBar* statusBar) |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
712 { |
|
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parents:
102
diff
changeset
|
713 int scale = (modifiers & KeyboardModifiers_Control ? 10 : 1); |
|
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
714 |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
715 switch (direction) |
|
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
716 { |
|
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
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diff
changeset
|
717 case MouseWheelDirection_Up: |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
718 OffsetSlice(-scale); |
|
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parents:
102
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|
719 break; |
|
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
720 |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
721 case MouseWheelDirection_Down: |
|
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parents:
102
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|
722 OffsetSlice(scale); |
|
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parents:
102
diff
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|
723 break; |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
724 |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
725 default: |
|
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
726 break; |
|
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
727 } |
|
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
728 } |
|
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
729 |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
730 virtual void KeyPressed(WorldSceneWidget& widget, |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
731 char key, |
|
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parents:
102
diff
changeset
|
732 KeyboardModifiers modifiers, |
|
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parents:
102
diff
changeset
|
733 IStatusBar* statusBar) |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
734 { |
|
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parents:
102
diff
changeset
|
735 switch (key) |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
736 { |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
737 case 's': |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
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|
738 widget.SetDefaultView(); |
|
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parents:
102
diff
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|
739 break; |
|
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parents:
102
diff
changeset
|
740 |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
741 default: |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
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changeset
|
742 break; |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
743 } |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
744 } |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
745 |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
746 public: |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
747 VolumeImageInteractor(OrthancVolumeImage& volume, |
|
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parents:
102
diff
changeset
|
748 LayerWidget& widget, |
|
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parents:
102
diff
changeset
|
749 VolumeProjection projection) : |
|
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parents:
102
diff
changeset
|
750 widget_(widget), |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
751 projection_(projection) |
|
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
752 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
753 volume.Register(*this); |
|
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
754 widget.SetInteractor(*this); |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
755 } |
|
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
756 |
|
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parents:
102
diff
changeset
|
757 bool IsGeometryReady() const |
|
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
758 { |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
759 return slices_.get() != NULL; |
|
eccd64f8e297
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 |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
762 size_t GetSliceCount() const |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
763 { |
|
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parents:
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diff
changeset
|
764 if (slices_.get() == NULL) |
|
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
765 { |
|
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parents:
102
diff
changeset
|
766 return 0; |
|
eccd64f8e297
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parents:
102
diff
changeset
|
767 } |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
768 else |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
769 { |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
770 return slices_->GetSliceCount(); |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
771 } |
|
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
772 } |
|
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
773 |
|
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
774 void OffsetSlice(int offset) |
|
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VolumeImageInteractor
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 if (slices_.get() != NULL) |
|
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
777 { |
|
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parents:
102
diff
changeset
|
778 int slice = static_cast<int>(slice_) + offset; |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
779 |
|
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parents:
102
diff
changeset
|
780 if (slice < 0) |
|
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
781 { |
|
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
782 slice = 0; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
783 } |
|
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
784 |
|
eccd64f8e297
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parents:
102
diff
changeset
|
785 if (slice >= static_cast<int>(slices_->GetSliceCount())) |
|
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
786 { |
|
eccd64f8e297
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parents:
102
diff
changeset
|
787 slice = slices_->GetSliceCount() - 1; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
788 } |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
789 |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
790 if (slice != static_cast<int>(slice_)) |
|
eccd64f8e297
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parents:
102
diff
changeset
|
791 { |
|
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
792 SetSlice(slice); |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
793 } |
|
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
794 } |
|
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
795 } |
|
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
796 |
|
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
797 void SetSlice(size_t slice) |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
798 { |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
799 if (slices_.get() != NULL) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
800 { |
|
eccd64f8e297
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
801 slice_ = slice; |
|
119
ba83e38cf3ff
rendering of rt-dose
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
117
diff
changeset
|
802 |
|
ba83e38cf3ff
rendering of rt-dose
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
117
diff
changeset
|
803 std::auto_ptr<Slice> tmp(slices_->GetSlice(slice_)); |
|
ba83e38cf3ff
rendering of rt-dose
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
117
diff
changeset
|
804 widget_.SetSlice(tmp->GetGeometry()); |
|
104
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
805 } |
|
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 }; |
|
112
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
808 |
|
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 class SliceLocationSource : public LayerSourceBase |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
812 { |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
813 private: |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
814 LayerWidget& otherPlane_; |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
815 |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
816 public: |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
817 SliceLocationSource(LayerWidget& otherPlane) : |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
818 otherPlane_(otherPlane) |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
819 { |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
820 NotifyGeometryReady(); |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
821 } |
|
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 virtual bool GetExtent(std::vector<Vector>& points, |
|
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824 const CoordinateSystem3D& viewportSlice) |
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825 { |
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826 return false; |
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827 } |
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828 |
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829 virtual void ScheduleLayerCreation(const CoordinateSystem3D& viewportSlice) |
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830 { |
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831 Slice reference(viewportSlice, 0.001); |
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832 |
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833 Vector p, d; |
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834 |
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835 const CoordinateSystem3D& slice = otherPlane_.GetSlice(); |
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836 |
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837 // Compute the line of intersection between the two slices |
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838 if (!GeometryToolbox::IntersectTwoPlanes(p, d, |
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839 slice.GetOrigin(), slice.GetNormal(), |
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840 viewportSlice.GetOrigin(), viewportSlice.GetNormal())) |
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841 { |
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842 // The two slice are parallel, don't try and display the intersection |
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843 NotifyLayerReady(NULL, reference.GetGeometry(), false); |
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844 } |
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845 else |
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846 { |
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847 double x1, y1, x2, y2; |
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848 viewportSlice.ProjectPoint(x1, y1, p); |
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849 viewportSlice.ProjectPoint(x2, y2, p + 1000.0 * d); |
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850 |
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851 const Extent2D extent = otherPlane_.GetSceneExtent(); |
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852 |
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853 if (GeometryToolbox::ClipLineToRectangle(x1, y1, x2, y2, |
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854 x1, y1, x2, y2, |
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855 extent.GetX1(), extent.GetY1(), |
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856 extent.GetX2(), extent.GetY2())) |
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857 { |
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858 NotifyLayerReady(new LineLayerRenderer(x1, y1, x2, y2, slice), reference.GetGeometry(), false); |
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859 } |
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860 else |
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861 { |
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862 // Parallel slices |
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863 NotifyLayerReady(NULL, reference.GetGeometry(), false); |
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864 } |
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865 } |
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866 } |
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867 }; |
| 102 | 868 } |