Mercurial > hg > orthanc-stone
annotate Framework/dev.h @ 254:abc1c6231947 am-2
cleanup
| author | am@osimis.io |
|---|---|
| date | Tue, 03 Jul 2018 11:49:02 +0200 |
| parents | 40b21c1f8b8d |
| children | c9cf95b49a86 |
| 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, | |
| 252 | 46 private OrthancSlicesLoader::ISliceLoaderObserver |
| 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 | |
| 252 | 109 virtual 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(); | |
| 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 | |
| 252 | 176 virtual void OnSliceGeometryError(const OrthancSlicesLoader& loader) |
| 102 | 177 { |
| 178 LOG(ERROR) << "Unable to download a volume image"; | |
| 179 SlicedVolumeBase::NotifyGeometryError(); | |
| 180 } | |
| 181 | |
| 252 | 182 virtual void OnSliceImageReady(const OrthancSlicesLoader& loader, |
| 102 | 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 | |
| 252 | 208 virtual void OnSliceImageError(const OrthancSlicesLoader& loader, |
| 102 | 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(MessageBroker& broker, |
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219 IWebService& orthanc, |
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220 bool computeRange) : |
| 252 | 221 OrthancSlicesLoader::ISliceLoaderObserver(broker), |
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222 loader_(broker, *this, orthanc), |
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223 computeRange_(computeRange), |
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224 pendingSlices_(0) |
| 102 | 225 { |
| 226 } | |
| 227 | |
| 228 void ScheduleLoadSeries(const std::string& seriesId) | |
| 229 { | |
| 230 loader_.ScheduleLoadSeries(seriesId); | |
| 231 } | |
| 232 | |
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233 void ScheduleLoadInstance(const std::string& instanceId) |
| 102 | 234 { |
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235 loader_.ScheduleLoadInstance(instanceId); |
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236 } |
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237 |
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238 void ScheduleLoadFrame(const std::string& instanceId, |
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239 unsigned int frame) |
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240 { |
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241 loader_.ScheduleLoadFrame(instanceId, frame); |
| 102 | 242 } |
| 243 | |
| 244 virtual size_t GetSliceCount() const | |
| 245 { | |
| 246 return loader_.GetSliceCount(); | |
| 247 } | |
| 248 | |
| 249 virtual const Slice& GetSlice(size_t index) const | |
| 250 { | |
| 251 return loader_.GetSlice(index); | |
| 252 } | |
| 253 | |
| 254 ImageBuffer3D& GetImage() const | |
| 255 { | |
| 256 if (image_.get() == NULL) | |
| 257 { | |
| 258 // The geometry is not ready yet | |
| 259 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 260 } | |
| 261 else | |
| 262 { | |
| 263 return *image_; | |
| 264 } | |
| 265 } | |
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266 |
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267 bool FitWindowingToRange(RenderStyle& style, |
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268 const DicomFrameConverter& converter) const |
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269 { |
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270 if (image_.get() == NULL) |
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271 { |
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272 return false; |
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273 } |
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274 else |
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275 { |
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276 return image_->FitWindowingToRange(style, converter); |
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277 } |
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278 } |
| 102 | 279 }; |
| 280 | |
| 281 | |
| 282 class VolumeImageGeometry | |
| 283 { | |
| 284 private: | |
| 285 unsigned int width_; | |
| 286 unsigned int height_; | |
| 287 size_t depth_; | |
| 288 double pixelSpacingX_; | |
| 289 double pixelSpacingY_; | |
| 290 double sliceThickness_; | |
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291 CoordinateSystem3D reference_; |
| 102 | 292 DicomFrameConverter converter_; |
| 293 | |
| 294 double ComputeAxialThickness(const OrthancVolumeImage& volume) const | |
| 295 { | |
| 296 double thickness; | |
| 297 | |
| 298 size_t n = volume.GetSliceCount(); | |
| 299 if (n > 1) | |
| 300 { | |
| 301 const Slice& a = volume.GetSlice(0); | |
| 302 const Slice& b = volume.GetSlice(n - 1); | |
| 303 thickness = ((reference_.ProjectAlongNormal(b.GetGeometry().GetOrigin()) - | |
| 304 reference_.ProjectAlongNormal(a.GetGeometry().GetOrigin())) / | |
| 305 (static_cast<double>(n) - 1.0)); | |
| 306 } | |
| 307 else | |
| 308 { | |
| 309 thickness = volume.GetSlice(0).GetThickness(); | |
| 310 } | |
| 311 | |
| 312 if (thickness <= 0) | |
| 313 { | |
| 314 // The slices should have been sorted with increasing Z | |
| 315 // (along the normal) by the OrthancSlicesLoader | |
| 316 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); | |
| 317 } | |
| 318 else | |
| 319 { | |
| 320 return thickness; | |
| 321 } | |
| 322 } | |
| 323 | |
| 324 void SetupAxial(const OrthancVolumeImage& volume) | |
| 325 { | |
| 326 const Slice& axial = volume.GetSlice(0); | |
| 327 | |
| 328 width_ = axial.GetWidth(); | |
| 329 height_ = axial.GetHeight(); | |
| 330 depth_ = volume.GetSliceCount(); | |
| 331 | |
| 332 pixelSpacingX_ = axial.GetPixelSpacingX(); | |
| 333 pixelSpacingY_ = axial.GetPixelSpacingY(); | |
| 334 sliceThickness_ = ComputeAxialThickness(volume); | |
| 335 | |
| 336 reference_ = axial.GetGeometry(); | |
| 337 } | |
| 338 | |
| 339 void SetupCoronal(const OrthancVolumeImage& volume) | |
| 340 { | |
| 341 const Slice& axial = volume.GetSlice(0); | |
| 342 double axialThickness = ComputeAxialThickness(volume); | |
| 343 | |
| 344 width_ = axial.GetWidth(); | |
| 345 height_ = volume.GetSliceCount(); | |
| 346 depth_ = axial.GetHeight(); | |
| 347 | |
| 348 pixelSpacingX_ = axial.GetPixelSpacingX(); | |
| 349 pixelSpacingY_ = axialThickness; | |
| 350 sliceThickness_ = axial.GetPixelSpacingY(); | |
| 351 | |
| 352 Vector origin = axial.GetGeometry().GetOrigin(); | |
| 353 origin += (static_cast<double>(volume.GetSliceCount() - 1) * | |
| 354 axialThickness * axial.GetGeometry().GetNormal()); | |
| 355 | |
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356 reference_ = CoordinateSystem3D(origin, |
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357 axial.GetGeometry().GetAxisX(), |
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358 -axial.GetGeometry().GetNormal()); |
| 102 | 359 } |
| 360 | |
| 361 void SetupSagittal(const OrthancVolumeImage& volume) | |
| 362 { | |
| 363 const Slice& axial = volume.GetSlice(0); | |
| 364 double axialThickness = ComputeAxialThickness(volume); | |
| 365 | |
| 366 width_ = axial.GetHeight(); | |
| 367 height_ = volume.GetSliceCount(); | |
| 368 depth_ = axial.GetWidth(); | |
| 369 | |
| 370 pixelSpacingX_ = axial.GetPixelSpacingY(); | |
| 371 pixelSpacingY_ = axialThickness; | |
| 372 sliceThickness_ = axial.GetPixelSpacingX(); | |
| 373 | |
| 374 Vector origin = axial.GetGeometry().GetOrigin(); | |
| 375 origin += (static_cast<double>(volume.GetSliceCount() - 1) * | |
| 376 axialThickness * axial.GetGeometry().GetNormal()); | |
| 377 | |
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378 reference_ = CoordinateSystem3D(origin, |
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379 axial.GetGeometry().GetAxisY(), |
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380 axial.GetGeometry().GetNormal()); |
| 102 | 381 } |
| 382 | |
| 383 public: | |
| 384 VolumeImageGeometry(const OrthancVolumeImage& volume, | |
| 385 VolumeProjection projection) | |
| 386 { | |
| 387 if (volume.GetSliceCount() == 0) | |
| 388 { | |
| 389 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 390 } | |
| 391 | |
| 392 converter_ = volume.GetSlice(0).GetConverter(); | |
| 393 | |
| 394 switch (projection) | |
| 395 { | |
| 396 case VolumeProjection_Axial: | |
| 397 SetupAxial(volume); | |
| 398 break; | |
| 399 | |
| 400 case VolumeProjection_Coronal: | |
| 401 SetupCoronal(volume); | |
| 402 break; | |
| 403 | |
| 404 case VolumeProjection_Sagittal: | |
| 405 SetupSagittal(volume); | |
| 406 break; | |
| 407 | |
| 408 default: | |
| 409 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 410 } | |
| 411 } | |
| 412 | |
| 413 size_t GetSliceCount() const | |
| 414 { | |
| 415 return depth_; | |
| 416 } | |
| 417 | |
| 418 const Vector& GetNormal() const | |
| 419 { | |
| 420 return reference_.GetNormal(); | |
| 421 } | |
| 422 | |
| 423 bool LookupSlice(size_t& index, | |
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424 const CoordinateSystem3D& slice) const |
| 102 | 425 { |
| 426 bool opposite; | |
| 427 if (!GeometryToolbox::IsParallelOrOpposite(opposite, | |
| 428 reference_.GetNormal(), | |
| 429 slice.GetNormal())) | |
| 430 { | |
| 431 return false; | |
| 432 } | |
| 433 | |
| 434 double z = (reference_.ProjectAlongNormal(slice.GetOrigin()) - | |
| 435 reference_.ProjectAlongNormal(reference_.GetOrigin())) / sliceThickness_; | |
| 436 | |
| 437 int s = static_cast<int>(boost::math::iround(z)); | |
| 438 | |
| 439 if (s < 0 || | |
| 440 s >= static_cast<int>(depth_)) | |
| 441 { | |
| 442 return false; | |
| 443 } | |
| 444 else | |
| 445 { | |
| 446 index = static_cast<size_t>(s); | |
| 447 return true; | |
| 448 } | |
| 449 } | |
| 450 | |
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451 Slice* GetSlice(size_t slice) const |
| 102 | 452 { |
| 216 | 453 if (slice >= depth_) |
| 102 | 454 { |
| 455 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 456 } | |
| 457 else | |
| 458 { | |
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459 CoordinateSystem3D origin(reference_.GetOrigin() + |
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460 static_cast<double>(slice) * sliceThickness_ * reference_.GetNormal(), |
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461 reference_.GetAxisX(), |
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462 reference_.GetAxisY()); |
| 102 | 463 |
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464 return new Slice(origin, pixelSpacingX_, pixelSpacingY_, sliceThickness_, |
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465 width_, height_, converter_); |
| 102 | 466 } |
| 467 } | |
| 468 }; | |
| 469 | |
| 470 | |
| 471 | |
| 472 class VolumeImageSource : | |
| 473 public LayerSourceBase, | |
| 474 private ISlicedVolume::IObserver | |
| 475 { | |
| 476 private: | |
| 477 OrthancVolumeImage& volume_; | |
| 478 std::auto_ptr<VolumeImageGeometry> axialGeometry_; | |
| 479 std::auto_ptr<VolumeImageGeometry> coronalGeometry_; | |
| 480 std::auto_ptr<VolumeImageGeometry> sagittalGeometry_; | |
| 481 | |
| 482 | |
| 483 bool IsGeometryReady() const | |
| 484 { | |
| 485 return axialGeometry_.get() != NULL; | |
| 486 } | |
| 487 | |
| 488 | |
| 489 virtual void NotifyGeometryReady(const ISlicedVolume& volume) | |
| 490 { | |
| 491 // These 3 values are only used to speed up the ILayerSource | |
| 492 axialGeometry_.reset(new VolumeImageGeometry(volume_, VolumeProjection_Axial)); | |
| 493 coronalGeometry_.reset(new VolumeImageGeometry(volume_, VolumeProjection_Coronal)); | |
| 494 sagittalGeometry_.reset(new VolumeImageGeometry(volume_, VolumeProjection_Sagittal)); | |
| 495 | |
| 496 LayerSourceBase::NotifyGeometryReady(); | |
| 497 } | |
| 498 | |
| 499 virtual void NotifyGeometryError(const ISlicedVolume& volume) | |
| 500 { | |
| 501 LayerSourceBase::NotifyGeometryError(); | |
| 502 } | |
| 503 | |
| 504 virtual void NotifyContentChange(const ISlicedVolume& volume) | |
| 505 { | |
| 506 LayerSourceBase::NotifyContentChange(); | |
| 507 } | |
| 508 | |
| 509 virtual void NotifySliceChange(const ISlicedVolume& volume, | |
| 510 const size_t& sliceIndex, | |
| 511 const Slice& slice) | |
| 512 { | |
| 513 //LayerSourceBase::NotifySliceChange(slice); | |
| 514 | |
| 515 // TODO Improve this? | |
| 516 LayerSourceBase::NotifyContentChange(); | |
| 517 } | |
| 518 | |
| 138 | 519 virtual void NotifyVolumeReady(const ISlicedVolume& volume) |
| 520 { | |
| 521 } | |
| 102 | 522 |
| 523 const VolumeImageGeometry& GetProjectionGeometry(VolumeProjection projection) | |
| 524 { | |
| 525 if (!IsGeometryReady()) | |
| 526 { | |
| 527 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 528 } | |
| 529 | |
| 530 switch (projection) | |
| 531 { | |
| 532 case VolumeProjection_Axial: | |
| 533 return *axialGeometry_; | |
| 534 | |
| 535 case VolumeProjection_Sagittal: | |
| 536 return *sagittalGeometry_; | |
| 537 | |
| 538 case VolumeProjection_Coronal: | |
| 539 return *coronalGeometry_; | |
| 540 | |
| 541 default: | |
| 542 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 543 } | |
| 544 } | |
| 545 | |
| 546 | |
| 547 bool DetectProjection(VolumeProjection& projection, | |
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548 const CoordinateSystem3D& viewportSlice) |
| 102 | 549 { |
| 550 bool isOpposite; // Ignored | |
| 551 | |
| 552 if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
| 553 viewportSlice.GetNormal(), | |
| 554 axialGeometry_->GetNormal())) | |
| 555 { | |
| 556 projection = VolumeProjection_Axial; | |
| 557 return true; | |
| 558 } | |
| 559 else if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
| 560 viewportSlice.GetNormal(), | |
| 561 sagittalGeometry_->GetNormal())) | |
| 562 { | |
| 563 projection = VolumeProjection_Sagittal; | |
| 564 return true; | |
| 565 } | |
| 566 else if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
| 567 viewportSlice.GetNormal(), | |
| 568 coronalGeometry_->GetNormal())) | |
| 569 { | |
| 570 projection = VolumeProjection_Coronal; | |
| 571 return true; | |
| 572 } | |
| 573 else | |
| 574 { | |
| 575 return false; | |
| 576 } | |
| 577 } | |
| 578 | |
| 579 | |
| 580 public: | |
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581 VolumeImageSource(MessageBroker& broker, OrthancVolumeImage& volume) : |
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582 LayerSourceBase(broker), |
| 102 | 583 volume_(volume) |
| 584 { | |
| 585 volume_.Register(*this); | |
| 586 } | |
| 587 | |
| 588 virtual bool GetExtent(std::vector<Vector>& points, | |
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589 const CoordinateSystem3D& viewportSlice) |
| 102 | 590 { |
| 591 VolumeProjection projection; | |
| 592 | |
| 593 if (!IsGeometryReady() || | |
| 594 !DetectProjection(projection, viewportSlice)) | |
| 595 { | |
| 596 return false; | |
| 597 } | |
| 598 else | |
| 599 { | |
| 600 // As the slices of the volumic image are arranged in a box, | |
| 601 // we only consider one single reference slice (the one with index 0). | |
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602 std::auto_ptr<Slice> slice(GetProjectionGeometry(projection).GetSlice(0)); |
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603 slice->GetExtent(points); |
| 102 | 604 |
| 605 return true; | |
| 606 } | |
| 607 } | |
| 608 | |
| 609 | |
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610 virtual void ScheduleLayerCreation(const CoordinateSystem3D& viewportSlice) |
| 102 | 611 { |
| 612 VolumeProjection projection; | |
| 613 | |
| 614 if (IsGeometryReady() && | |
| 615 DetectProjection(projection, viewportSlice)) | |
| 616 { | |
| 617 const VolumeImageGeometry& geometry = GetProjectionGeometry(projection); | |
| 618 | |
| 619 size_t closest; | |
| 620 | |
| 621 if (geometry.LookupSlice(closest, viewportSlice)) | |
| 622 { | |
| 623 bool isFullQuality = true; // TODO | |
| 624 | |
| 625 std::auto_ptr<Orthanc::Image> frame; | |
| 626 | |
| 627 { | |
| 628 ImageBuffer3D::SliceReader reader(volume_.GetImage(), projection, closest); | |
| 629 | |
| 630 // TODO Transfer ownership if non-axial, to avoid memcpy | |
| 631 frame.reset(Orthanc::Image::Clone(reader.GetAccessor())); | |
| 632 } | |
| 633 | |
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634 std::auto_ptr<Slice> slice(geometry.GetSlice(closest)); |
| 102 | 635 LayerSourceBase::NotifyLayerReady( |
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636 FrameRenderer::CreateRenderer(frame.release(), *slice, isFullQuality), |
| 102 | 637 //new SliceOutlineRenderer(slice), |
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638 slice->GetGeometry(), false); |
| 102 | 639 return; |
| 640 } | |
| 641 } | |
| 642 | |
| 643 // Error | |
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644 CoordinateSystem3D slice; |
| 102 | 645 LayerSourceBase::NotifyLayerReady(NULL, slice, true); |
| 646 } | |
| 647 }; | |
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648 |
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649 |
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650 class VolumeImageInteractor : |
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651 public IWorldSceneInteractor, |
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652 protected ISlicedVolume::IObserver |
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653 { |
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654 private: |
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655 LayerWidget& widget_; |
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656 VolumeProjection projection_; |
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657 std::auto_ptr<VolumeImageGeometry> slices_; |
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658 size_t slice_; |
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659 |
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660 protected: |
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661 virtual void NotifyGeometryReady(const ISlicedVolume& volume) |
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662 { |
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663 if (slices_.get() == NULL) |
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664 { |
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665 const OrthancVolumeImage& image = dynamic_cast<const OrthancVolumeImage&>(volume); |
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666 |
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667 slices_.reset(new VolumeImageGeometry(image, projection_)); |
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668 SetSlice(slices_->GetSliceCount() / 2); |
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669 |
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670 widget_.SetDefaultView(); |
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671 } |
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672 } |
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673 |
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674 virtual void NotifyGeometryError(const ISlicedVolume& volume) |
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675 { |
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676 } |
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677 |
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678 virtual void NotifyContentChange(const ISlicedVolume& volume) |
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679 { |
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680 } |
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681 |
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682 virtual void NotifySliceChange(const ISlicedVolume& volume, |
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683 const size_t& sliceIndex, |
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684 const Slice& slice) |
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685 { |
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686 } |
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687 |
| 138 | 688 virtual void NotifyVolumeReady(const ISlicedVolume& volume) |
| 689 { | |
| 690 } | |
| 691 | |
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692 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget, |
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693 const ViewportGeometry& view, |
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694 MouseButton button, |
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695 double x, |
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696 double y, |
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697 IStatusBar* statusBar) |
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698 { |
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699 return NULL; |
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700 } |
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701 |
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VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
702 virtual void MouseOver(CairoContext& context, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
703 WorldSceneWidget& widget, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
704 const ViewportGeometry& view, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
705 double x, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
706 double y, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
707 IStatusBar* statusBar) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
708 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
709 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
710 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
711 virtual void MouseWheel(WorldSceneWidget& widget, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
712 MouseWheelDirection direction, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
713 KeyboardModifiers modifiers, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
714 IStatusBar* statusBar) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
715 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
716 int scale = (modifiers & KeyboardModifiers_Control ? 10 : 1); |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
717 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
718 switch (direction) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
719 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
720 case MouseWheelDirection_Up: |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
721 OffsetSlice(-scale); |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
722 break; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
723 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
724 case MouseWheelDirection_Down: |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
725 OffsetSlice(scale); |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
726 break; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
727 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
728 default: |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
729 break; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
730 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
731 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
732 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
733 virtual void KeyPressed(WorldSceneWidget& widget, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
734 char key, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
735 KeyboardModifiers modifiers, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
736 IStatusBar* statusBar) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
737 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
738 switch (key) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
739 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
740 case 's': |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
741 widget.SetDefaultView(); |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
742 break; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
743 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
744 default: |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
745 break; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
746 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
747 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
748 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
749 public: |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
750 VolumeImageInteractor(OrthancVolumeImage& volume, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
751 LayerWidget& widget, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
752 VolumeProjection projection) : |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
753 widget_(widget), |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
754 projection_(projection) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
755 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
756 volume.Register(*this); |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
757 widget.SetInteractor(*this); |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
758 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
759 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
760 bool IsGeometryReady() const |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
761 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
762 return slices_.get() != NULL; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
763 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
764 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
765 size_t GetSliceCount() const |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
766 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
767 if (slices_.get() == NULL) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
768 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
769 return 0; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
770 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
771 else |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
772 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
773 return slices_->GetSliceCount(); |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
774 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
775 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
776 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
777 void OffsetSlice(int offset) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
778 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
779 if (slices_.get() != NULL) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
780 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
781 int slice = static_cast<int>(slice_) + offset; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
782 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
783 if (slice < 0) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
784 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
785 slice = 0; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
786 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
787 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
788 if (slice >= static_cast<int>(slices_->GetSliceCount())) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
789 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
790 slice = slices_->GetSliceCount() - 1; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
791 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
792 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
793 if (slice != static_cast<int>(slice_)) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
794 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
795 SetSlice(slice); |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
796 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
797 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
798 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
799 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
800 void SetSlice(size_t slice) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
801 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
802 if (slices_.get() != NULL) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
803 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
804 slice_ = slice; |
|
119
ba83e38cf3ff
rendering of rt-dose
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
117
diff
changeset
|
805 |
|
ba83e38cf3ff
rendering of rt-dose
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
117
diff
changeset
|
806 std::auto_ptr<Slice> tmp(slices_->GetSlice(slice_)); |
|
ba83e38cf3ff
rendering of rt-dose
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
117
diff
changeset
|
807 widget_.SetSlice(tmp->GetGeometry()); |
|
104
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
808 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
809 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
810 }; |
|
112
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
811 |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
812 |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
813 |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
814 class SliceLocationSource : public LayerSourceBase |
|
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 private: |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
817 LayerWidget& otherPlane_; |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
818 |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
819 public: |
|
251
192e6e349e69
first usage of new message system (in SDL only)
am@osimis.io
parents:
216
diff
changeset
|
820 SliceLocationSource(MessageBroker& broker, LayerWidget& otherPlane) : |
|
192e6e349e69
first usage of new message system (in SDL only)
am@osimis.io
parents:
216
diff
changeset
|
821 LayerSourceBase(broker), |
|
112
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
822 otherPlane_(otherPlane) |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
823 { |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
824 NotifyGeometryReady(); |
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825 } |
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826 |
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827 virtual bool GetExtent(std::vector<Vector>& points, |
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828 const CoordinateSystem3D& viewportSlice) |
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829 { |
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830 return false; |
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831 } |
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832 |
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833 virtual void ScheduleLayerCreation(const CoordinateSystem3D& viewportSlice) |
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834 { |
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835 Slice reference(viewportSlice, 0.001); |
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836 |
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837 Vector p, d; |
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838 |
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839 const CoordinateSystem3D& slice = otherPlane_.GetSlice(); |
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840 |
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841 // Compute the line of intersection between the two slices |
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842 if (!GeometryToolbox::IntersectTwoPlanes(p, d, |
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843 slice.GetOrigin(), slice.GetNormal(), |
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844 viewportSlice.GetOrigin(), viewportSlice.GetNormal())) |
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845 { |
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846 // The two slice are parallel, don't try and display the intersection |
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847 NotifyLayerReady(NULL, reference.GetGeometry(), false); |
|
112
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848 } |
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849 else |
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850 { |
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851 double x1, y1, x2, y2; |
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852 viewportSlice.ProjectPoint(x1, y1, p); |
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853 viewportSlice.ProjectPoint(x2, y2, p + 1000.0 * d); |
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854 |
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855 const Extent2D extent = otherPlane_.GetSceneExtent(); |
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856 |
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857 if (GeometryToolbox::ClipLineToRectangle(x1, y1, x2, y2, |
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858 x1, y1, x2, y2, |
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859 extent.GetX1(), extent.GetY1(), |
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860 extent.GetX2(), extent.GetY2())) |
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861 { |
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862 NotifyLayerReady(new LineLayerRenderer(x1, y1, x2, y2, slice), reference.GetGeometry(), false); |
|
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863 } |
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864 else |
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865 { |
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866 // Parallel slices |
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867 NotifyLayerReady(NULL, reference.GetGeometry(), false); |
|
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868 } |
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869 } |
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870 } |
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871 }; |
| 102 | 872 } |