Mercurial > hg > orthanc-stone
annotate Framework/dev.h @ 136:a06ad9d7406e wasm
ISlicedVolume::NotifyVolumeReady
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 16 Jan 2018 12:49:54 +0100 |
| parents | e2fe9352f240 |
| children | 77c4fef7f4a5 |
| 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" |
| 30 #include "Toolbox/OrthancSlicesLoader.h" | |
| 31 #include "Volumes/ImageBuffer3D.h" | |
| 32 #include "Volumes/SlicedVolumeBase.h" | |
| 33 | |
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34 #include <Core/Logging.h> |
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35 #include <Core/Images/ImageProcessing.h> |
| 102 | 36 |
| 37 #include <boost/math/special_functions/round.hpp> | |
| 38 | |
| 39 | |
| 40 namespace OrthancStone | |
| 41 { | |
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42 // TODO: Handle errors while loading |
| 102 | 43 class OrthancVolumeImage : |
| 44 public SlicedVolumeBase, | |
| 45 private OrthancSlicesLoader::ICallback | |
| 46 { | |
| 47 private: | |
| 48 OrthancSlicesLoader loader_; | |
| 49 std::auto_ptr<ImageBuffer3D> image_; | |
| 50 std::auto_ptr<DownloadStack> downloadStack_; | |
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51 bool computeRange_; |
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52 size_t pendingSlices_; |
| 102 | 53 |
| 54 void ScheduleSliceDownload() | |
| 55 { | |
| 56 assert(downloadStack_.get() != NULL); | |
| 57 | |
| 58 unsigned int slice; | |
| 59 if (downloadStack_->Pop(slice)) | |
| 60 { | |
| 61 loader_.ScheduleLoadSliceImage(slice, SliceImageQuality_Jpeg90); | |
| 62 } | |
| 63 } | |
| 64 | |
| 65 | |
| 66 static bool IsCompatible(const Slice& a, | |
| 67 const Slice& b) | |
| 68 { | |
| 69 if (!GeometryToolbox::IsParallel(a.GetGeometry().GetNormal(), | |
| 70 b.GetGeometry().GetNormal())) | |
| 71 { | |
| 72 LOG(ERROR) << "Some slice in the volume image is not parallel to the others"; | |
| 73 return false; | |
| 74 } | |
| 75 | |
| 76 if (a.GetConverter().GetExpectedPixelFormat() != b.GetConverter().GetExpectedPixelFormat()) | |
| 77 { | |
| 78 LOG(ERROR) << "The pixel format changes across the slices of the volume image"; | |
| 79 return false; | |
| 80 } | |
| 81 | |
| 82 if (a.GetWidth() != b.GetWidth() || | |
| 83 a.GetHeight() != b.GetHeight()) | |
| 84 { | |
| 85 LOG(ERROR) << "The width/height of the slices change across the volume image"; | |
| 86 return false; | |
| 87 } | |
| 88 | |
| 89 if (!GeometryToolbox::IsNear(a.GetPixelSpacingX(), b.GetPixelSpacingX()) || | |
| 90 !GeometryToolbox::IsNear(a.GetPixelSpacingY(), b.GetPixelSpacingY())) | |
| 91 { | |
| 92 LOG(ERROR) << "The pixel spacing of the slices change across the volume image"; | |
| 93 return false; | |
| 94 } | |
| 95 | |
| 96 return true; | |
| 97 } | |
| 98 | |
| 99 | |
| 100 static double GetDistance(const Slice& a, | |
| 101 const Slice& b) | |
| 102 { | |
| 103 return fabs(a.GetGeometry().ProjectAlongNormal(a.GetGeometry().GetOrigin()) - | |
| 104 a.GetGeometry().ProjectAlongNormal(b.GetGeometry().GetOrigin())); | |
| 105 } | |
| 106 | |
| 107 | |
| 108 virtual void NotifyGeometryReady(const OrthancSlicesLoader& loader) | |
| 109 { | |
| 110 if (loader.GetSliceCount() == 0) | |
| 111 { | |
| 112 LOG(ERROR) << "Empty volume image"; | |
| 113 SlicedVolumeBase::NotifyGeometryError(); | |
| 114 return; | |
| 115 } | |
| 116 | |
| 117 for (size_t i = 1; i < loader.GetSliceCount(); i++) | |
| 118 { | |
| 119 if (!IsCompatible(loader.GetSlice(0), loader.GetSlice(i))) | |
| 120 { | |
| 121 SlicedVolumeBase::NotifyGeometryError(); | |
| 122 return; | |
| 123 } | |
| 124 } | |
| 125 | |
| 126 double spacingZ; | |
| 127 | |
| 128 if (loader.GetSliceCount() > 1) | |
| 129 { | |
| 130 spacingZ = GetDistance(loader.GetSlice(0), loader.GetSlice(1)); | |
| 131 } | |
| 132 else | |
| 133 { | |
| 134 // This is a volume with one single slice: Choose a dummy | |
| 135 // z-dimension for voxels | |
| 136 spacingZ = 1; | |
| 137 } | |
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138 |
| 102 | 139 for (size_t i = 1; i < loader.GetSliceCount(); i++) |
| 140 { | |
| 141 if (!GeometryToolbox::IsNear(spacingZ, GetDistance(loader.GetSlice(i - 1), loader.GetSlice(i)), | |
| 142 0.001 /* this is expressed in mm */)) | |
| 143 { | |
| 144 LOG(ERROR) << "The distance between successive slices is not constant in a volume image"; | |
| 145 SlicedVolumeBase::NotifyGeometryError(); | |
| 146 return; | |
| 147 } | |
| 148 } | |
| 149 | |
| 150 unsigned int width = loader.GetSlice(0).GetWidth(); | |
| 151 unsigned int height = loader.GetSlice(0).GetHeight(); | |
| 152 Orthanc::PixelFormat format = loader.GetSlice(0).GetConverter().GetExpectedPixelFormat(); | |
| 153 LOG(INFO) << "Creating a volume image of size " << width << "x" << height | |
| 154 << "x" << loader.GetSliceCount() << " in " << Orthanc::EnumerationToString(format); | |
| 155 | |
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156 image_.reset(new ImageBuffer3D(format, width, height, loader.GetSliceCount(), computeRange_)); |
| 102 | 157 image_->SetAxialGeometry(loader.GetSlice(0).GetGeometry()); |
| 158 image_->SetVoxelDimensions(loader.GetSlice(0).GetPixelSpacingX(), | |
| 159 loader.GetSlice(0).GetPixelSpacingY(), spacingZ); | |
| 160 image_->Clear(); | |
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161 |
| 102 | 162 downloadStack_.reset(new DownloadStack(loader.GetSliceCount())); |
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163 pendingSlices_ = loader.GetSliceCount(); |
| 102 | 164 |
| 165 for (unsigned int i = 0; i < 4; i++) // Limit to 4 simultaneous downloads | |
| 166 { | |
| 167 ScheduleSliceDownload(); | |
| 168 } | |
| 169 | |
| 170 // TODO Check the DicomFrameConverter are constant | |
| 171 | |
| 172 SlicedVolumeBase::NotifyGeometryReady(); | |
| 173 } | |
| 174 | |
| 175 virtual void NotifyGeometryError(const OrthancSlicesLoader& loader) | |
| 176 { | |
| 177 LOG(ERROR) << "Unable to download a volume image"; | |
| 178 SlicedVolumeBase::NotifyGeometryError(); | |
| 179 } | |
| 180 | |
| 181 virtual void NotifySliceImageReady(const OrthancSlicesLoader& loader, | |
| 182 unsigned int sliceIndex, | |
| 183 const Slice& slice, | |
| 184 std::auto_ptr<Orthanc::ImageAccessor>& image, | |
| 185 SliceImageQuality quality) | |
| 186 { | |
| 187 { | |
| 188 ImageBuffer3D::SliceWriter writer(*image_, VolumeProjection_Axial, sliceIndex); | |
| 189 Orthanc::ImageProcessing::Copy(writer.GetAccessor(), *image); | |
| 190 } | |
| 191 | |
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192 SlicedVolumeBase::NotifySliceChange(sliceIndex, slice); |
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193 |
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194 if (pendingSlices_ == 1) |
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195 { |
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196 SlicedVolumeBase::NotifyVolumeReady(); |
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197 pendingSlices_ = 0; |
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198 } |
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199 else if (pendingSlices_ > 1) |
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200 { |
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201 pendingSlices_ -= 1; |
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202 } |
| 102 | 203 |
| 204 ScheduleSliceDownload(); | |
| 205 } | |
| 206 | |
| 207 virtual void NotifySliceImageError(const OrthancSlicesLoader& loader, | |
| 208 unsigned int sliceIndex, | |
| 209 const Slice& slice, | |
| 210 SliceImageQuality quality) | |
| 211 { | |
| 212 LOG(ERROR) << "Cannot download slice " << sliceIndex << " in a volume image"; | |
| 213 ScheduleSliceDownload(); | |
| 214 } | |
| 215 | |
| 216 public: | |
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217 OrthancVolumeImage(IWebService& orthanc, |
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218 bool computeRange) : |
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219 loader_(*this, orthanc), |
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220 computeRange_(computeRange), |
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221 pendingSlices_(0) |
| 102 | 222 { |
| 223 } | |
| 224 | |
| 225 void ScheduleLoadSeries(const std::string& seriesId) | |
| 226 { | |
| 227 loader_.ScheduleLoadSeries(seriesId); | |
| 228 } | |
| 229 | |
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230 void ScheduleLoadInstance(const std::string& instanceId) |
| 102 | 231 { |
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232 loader_.ScheduleLoadInstance(instanceId); |
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233 } |
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234 |
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235 void ScheduleLoadFrame(const std::string& instanceId, |
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236 unsigned int frame) |
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237 { |
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238 loader_.ScheduleLoadFrame(instanceId, frame); |
| 102 | 239 } |
| 240 | |
| 241 virtual size_t GetSliceCount() const | |
| 242 { | |
| 243 return loader_.GetSliceCount(); | |
| 244 } | |
| 245 | |
| 246 virtual const Slice& GetSlice(size_t index) const | |
| 247 { | |
| 248 return loader_.GetSlice(index); | |
| 249 } | |
| 250 | |
| 251 ImageBuffer3D& GetImage() const | |
| 252 { | |
| 253 if (image_.get() == NULL) | |
| 254 { | |
| 255 // The geometry is not ready yet | |
| 256 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 257 } | |
| 258 else | |
| 259 { | |
| 260 return *image_; | |
| 261 } | |
| 262 } | |
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263 |
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264 bool FitWindowingToRange(RenderStyle& style, |
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265 const DicomFrameConverter& converter) const |
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266 { |
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267 if (image_.get() == NULL) |
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268 { |
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269 return false; |
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270 } |
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271 else |
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272 { |
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273 return image_->FitWindowingToRange(style, converter); |
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274 } |
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275 } |
| 102 | 276 }; |
| 277 | |
| 278 | |
| 279 class VolumeImageGeometry | |
| 280 { | |
| 281 private: | |
| 282 unsigned int width_; | |
| 283 unsigned int height_; | |
| 284 size_t depth_; | |
| 285 double pixelSpacingX_; | |
| 286 double pixelSpacingY_; | |
| 287 double sliceThickness_; | |
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288 CoordinateSystem3D reference_; |
| 102 | 289 DicomFrameConverter converter_; |
| 290 | |
| 291 double ComputeAxialThickness(const OrthancVolumeImage& volume) const | |
| 292 { | |
| 293 double thickness; | |
| 294 | |
| 295 size_t n = volume.GetSliceCount(); | |
| 296 if (n > 1) | |
| 297 { | |
| 298 const Slice& a = volume.GetSlice(0); | |
| 299 const Slice& b = volume.GetSlice(n - 1); | |
| 300 thickness = ((reference_.ProjectAlongNormal(b.GetGeometry().GetOrigin()) - | |
| 301 reference_.ProjectAlongNormal(a.GetGeometry().GetOrigin())) / | |
| 302 (static_cast<double>(n) - 1.0)); | |
| 303 } | |
| 304 else | |
| 305 { | |
| 306 thickness = volume.GetSlice(0).GetThickness(); | |
| 307 } | |
| 308 | |
| 309 if (thickness <= 0) | |
| 310 { | |
| 311 // The slices should have been sorted with increasing Z | |
| 312 // (along the normal) by the OrthancSlicesLoader | |
| 313 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented); | |
| 314 } | |
| 315 else | |
| 316 { | |
| 317 return thickness; | |
| 318 } | |
| 319 } | |
| 320 | |
| 321 void SetupAxial(const OrthancVolumeImage& volume) | |
| 322 { | |
| 323 const Slice& axial = volume.GetSlice(0); | |
| 324 | |
| 325 width_ = axial.GetWidth(); | |
| 326 height_ = axial.GetHeight(); | |
| 327 depth_ = volume.GetSliceCount(); | |
| 328 | |
| 329 pixelSpacingX_ = axial.GetPixelSpacingX(); | |
| 330 pixelSpacingY_ = axial.GetPixelSpacingY(); | |
| 331 sliceThickness_ = ComputeAxialThickness(volume); | |
| 332 | |
| 333 reference_ = axial.GetGeometry(); | |
| 334 } | |
| 335 | |
| 336 void SetupCoronal(const OrthancVolumeImage& volume) | |
| 337 { | |
| 338 const Slice& axial = volume.GetSlice(0); | |
| 339 double axialThickness = ComputeAxialThickness(volume); | |
| 340 | |
| 341 width_ = axial.GetWidth(); | |
| 342 height_ = volume.GetSliceCount(); | |
| 343 depth_ = axial.GetHeight(); | |
| 344 | |
| 345 pixelSpacingX_ = axial.GetPixelSpacingX(); | |
| 346 pixelSpacingY_ = axialThickness; | |
| 347 sliceThickness_ = axial.GetPixelSpacingY(); | |
| 348 | |
| 349 Vector origin = axial.GetGeometry().GetOrigin(); | |
| 350 origin += (static_cast<double>(volume.GetSliceCount() - 1) * | |
| 351 axialThickness * axial.GetGeometry().GetNormal()); | |
| 352 | |
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353 reference_ = CoordinateSystem3D(origin, |
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354 axial.GetGeometry().GetAxisX(), |
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355 -axial.GetGeometry().GetNormal()); |
| 102 | 356 } |
| 357 | |
| 358 void SetupSagittal(const OrthancVolumeImage& volume) | |
| 359 { | |
| 360 const Slice& axial = volume.GetSlice(0); | |
| 361 double axialThickness = ComputeAxialThickness(volume); | |
| 362 | |
| 363 width_ = axial.GetHeight(); | |
| 364 height_ = volume.GetSliceCount(); | |
| 365 depth_ = axial.GetWidth(); | |
| 366 | |
| 367 pixelSpacingX_ = axial.GetPixelSpacingY(); | |
| 368 pixelSpacingY_ = axialThickness; | |
| 369 sliceThickness_ = axial.GetPixelSpacingX(); | |
| 370 | |
| 371 Vector origin = axial.GetGeometry().GetOrigin(); | |
| 372 origin += (static_cast<double>(volume.GetSliceCount() - 1) * | |
| 373 axialThickness * axial.GetGeometry().GetNormal()); | |
| 374 | |
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375 reference_ = CoordinateSystem3D(origin, |
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376 axial.GetGeometry().GetAxisY(), |
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377 axial.GetGeometry().GetNormal()); |
| 102 | 378 } |
| 379 | |
| 380 public: | |
| 381 VolumeImageGeometry(const OrthancVolumeImage& volume, | |
| 382 VolumeProjection projection) | |
| 383 { | |
| 384 if (volume.GetSliceCount() == 0) | |
| 385 { | |
| 386 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 387 } | |
| 388 | |
| 389 converter_ = volume.GetSlice(0).GetConverter(); | |
| 390 | |
| 391 switch (projection) | |
| 392 { | |
| 393 case VolumeProjection_Axial: | |
| 394 SetupAxial(volume); | |
| 395 break; | |
| 396 | |
| 397 case VolumeProjection_Coronal: | |
| 398 SetupCoronal(volume); | |
| 399 break; | |
| 400 | |
| 401 case VolumeProjection_Sagittal: | |
| 402 SetupSagittal(volume); | |
| 403 break; | |
| 404 | |
| 405 default: | |
| 406 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 407 } | |
| 408 } | |
| 409 | |
| 410 size_t GetSliceCount() const | |
| 411 { | |
| 412 return depth_; | |
| 413 } | |
| 414 | |
| 415 const Vector& GetNormal() const | |
| 416 { | |
| 417 return reference_.GetNormal(); | |
| 418 } | |
| 419 | |
| 420 bool LookupSlice(size_t& index, | |
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421 const CoordinateSystem3D& slice) const |
| 102 | 422 { |
| 423 bool opposite; | |
| 424 if (!GeometryToolbox::IsParallelOrOpposite(opposite, | |
| 425 reference_.GetNormal(), | |
| 426 slice.GetNormal())) | |
| 427 { | |
| 428 return false; | |
| 429 } | |
| 430 | |
| 431 double z = (reference_.ProjectAlongNormal(slice.GetOrigin()) - | |
| 432 reference_.ProjectAlongNormal(reference_.GetOrigin())) / sliceThickness_; | |
| 433 | |
| 434 int s = static_cast<int>(boost::math::iround(z)); | |
| 435 | |
| 436 if (s < 0 || | |
| 437 s >= static_cast<int>(depth_)) | |
| 438 { | |
| 439 return false; | |
| 440 } | |
| 441 else | |
| 442 { | |
| 443 index = static_cast<size_t>(s); | |
| 444 return true; | |
| 445 } | |
| 446 } | |
| 447 | |
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448 Slice* GetSlice(size_t slice) const |
| 102 | 449 { |
| 450 if (slice < 0 || | |
| 451 slice >= depth_) | |
| 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 | |
| 517 | |
| 518 const VolumeImageGeometry& GetProjectionGeometry(VolumeProjection projection) | |
| 519 { | |
| 520 if (!IsGeometryReady()) | |
| 521 { | |
| 522 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 523 } | |
| 524 | |
| 525 switch (projection) | |
| 526 { | |
| 527 case VolumeProjection_Axial: | |
| 528 return *axialGeometry_; | |
| 529 | |
| 530 case VolumeProjection_Sagittal: | |
| 531 return *sagittalGeometry_; | |
| 532 | |
| 533 case VolumeProjection_Coronal: | |
| 534 return *coronalGeometry_; | |
| 535 | |
| 536 default: | |
| 537 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 538 } | |
| 539 } | |
| 540 | |
| 541 | |
| 542 bool DetectProjection(VolumeProjection& projection, | |
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543 const CoordinateSystem3D& viewportSlice) |
| 102 | 544 { |
| 545 bool isOpposite; // Ignored | |
| 546 | |
| 547 if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
| 548 viewportSlice.GetNormal(), | |
| 549 axialGeometry_->GetNormal())) | |
| 550 { | |
| 551 projection = VolumeProjection_Axial; | |
| 552 return true; | |
| 553 } | |
| 554 else if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
| 555 viewportSlice.GetNormal(), | |
| 556 sagittalGeometry_->GetNormal())) | |
| 557 { | |
| 558 projection = VolumeProjection_Sagittal; | |
| 559 return true; | |
| 560 } | |
| 561 else if (GeometryToolbox::IsParallelOrOpposite(isOpposite, | |
| 562 viewportSlice.GetNormal(), | |
| 563 coronalGeometry_->GetNormal())) | |
| 564 { | |
| 565 projection = VolumeProjection_Coronal; | |
| 566 return true; | |
| 567 } | |
| 568 else | |
| 569 { | |
| 570 return false; | |
| 571 } | |
| 572 } | |
| 573 | |
| 574 | |
| 575 public: | |
| 576 VolumeImageSource(OrthancVolumeImage& volume) : | |
| 577 volume_(volume) | |
| 578 { | |
| 579 volume_.Register(*this); | |
| 580 } | |
| 581 | |
| 582 virtual bool GetExtent(std::vector<Vector>& points, | |
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583 const CoordinateSystem3D& viewportSlice) |
| 102 | 584 { |
| 585 VolumeProjection projection; | |
| 586 | |
| 587 if (!IsGeometryReady() || | |
| 588 !DetectProjection(projection, viewportSlice)) | |
| 589 { | |
| 590 return false; | |
| 591 } | |
| 592 else | |
| 593 { | |
| 594 // As the slices of the volumic image are arranged in a box, | |
| 595 // we only consider one single reference slice (the one with index 0). | |
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596 std::auto_ptr<Slice> slice(GetProjectionGeometry(projection).GetSlice(0)); |
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597 slice->GetExtent(points); |
| 102 | 598 |
| 599 return true; | |
| 600 } | |
| 601 } | |
| 602 | |
| 603 | |
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604 virtual void ScheduleLayerCreation(const CoordinateSystem3D& viewportSlice) |
| 102 | 605 { |
| 606 VolumeProjection projection; | |
| 607 | |
| 608 if (IsGeometryReady() && | |
| 609 DetectProjection(projection, viewportSlice)) | |
| 610 { | |
| 611 const VolumeImageGeometry& geometry = GetProjectionGeometry(projection); | |
| 612 | |
| 613 size_t closest; | |
| 614 | |
| 615 if (geometry.LookupSlice(closest, viewportSlice)) | |
| 616 { | |
| 617 bool isFullQuality = true; // TODO | |
| 618 | |
| 619 std::auto_ptr<Orthanc::Image> frame; | |
| 620 | |
| 621 { | |
| 622 ImageBuffer3D::SliceReader reader(volume_.GetImage(), projection, closest); | |
| 623 | |
| 624 // TODO Transfer ownership if non-axial, to avoid memcpy | |
| 625 frame.reset(Orthanc::Image::Clone(reader.GetAccessor())); | |
| 626 } | |
| 627 | |
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628 std::auto_ptr<Slice> slice(geometry.GetSlice(closest)); |
| 102 | 629 LayerSourceBase::NotifyLayerReady( |
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630 FrameRenderer::CreateRenderer(frame.release(), *slice, isFullQuality), |
| 102 | 631 //new SliceOutlineRenderer(slice), |
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632 slice->GetGeometry(), false); |
| 102 | 633 return; |
| 634 } | |
| 635 } | |
| 636 | |
| 637 // Error | |
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638 CoordinateSystem3D slice; |
| 102 | 639 LayerSourceBase::NotifyLayerReady(NULL, slice, true); |
| 640 } | |
| 641 }; | |
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642 |
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643 |
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644 class VolumeImageInteractor : |
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645 public IWorldSceneInteractor, |
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646 protected ISlicedVolume::IObserver |
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647 { |
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648 private: |
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649 LayerWidget& widget_; |
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650 VolumeProjection projection_; |
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651 std::auto_ptr<VolumeImageGeometry> slices_; |
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652 size_t slice_; |
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653 |
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654 protected: |
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655 virtual void NotifyGeometryReady(const ISlicedVolume& volume) |
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656 { |
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657 if (slices_.get() == NULL) |
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658 { |
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659 const OrthancVolumeImage& image = dynamic_cast<const OrthancVolumeImage&>(volume); |
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660 |
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661 slices_.reset(new VolumeImageGeometry(image, projection_)); |
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662 SetSlice(slices_->GetSliceCount() / 2); |
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663 |
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664 widget_.SetDefaultView(); |
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665 } |
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666 } |
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667 |
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668 virtual void NotifyGeometryError(const ISlicedVolume& volume) |
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669 { |
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670 } |
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671 |
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672 virtual void NotifyContentChange(const ISlicedVolume& volume) |
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673 { |
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674 } |
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675 |
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676 virtual void NotifySliceChange(const ISlicedVolume& volume, |
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677 const size_t& sliceIndex, |
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678 const Slice& slice) |
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679 { |
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680 } |
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681 |
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682 virtual IWorldSceneMouseTracker* CreateMouseTracker(WorldSceneWidget& widget, |
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683 const ViewportGeometry& view, |
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684 MouseButton button, |
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685 double x, |
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686 double y, |
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687 IStatusBar* statusBar) |
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688 { |
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689 return NULL; |
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690 } |
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691 |
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692 virtual void MouseOver(CairoContext& context, |
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693 WorldSceneWidget& widget, |
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694 const ViewportGeometry& view, |
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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 } |
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changeset
|
700 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
701 virtual void MouseWheel(WorldSceneWidget& widget, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
702 MouseWheelDirection direction, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
703 KeyboardModifiers modifiers, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
704 IStatusBar* statusBar) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
705 { |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
706 int scale = (modifiers & KeyboardModifiers_Control ? 10 : 1); |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
707 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
708 switch (direction) |
|
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 case MouseWheelDirection_Up: |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
711 OffsetSlice(-scale); |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
712 break; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
713 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
714 case MouseWheelDirection_Down: |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
715 OffsetSlice(scale); |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
716 break; |
|
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 default: |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
719 break; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
720 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
721 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
722 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
723 virtual void KeyPressed(WorldSceneWidget& widget, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
724 char key, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
725 KeyboardModifiers modifiers, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
726 IStatusBar* statusBar) |
|
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 switch (key) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
729 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
730 case 's': |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
731 widget.SetDefaultView(); |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
732 break; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
733 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
734 default: |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
735 break; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
736 } |
|
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 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
739 public: |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
740 VolumeImageInteractor(OrthancVolumeImage& volume, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
741 LayerWidget& widget, |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
742 VolumeProjection projection) : |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
743 widget_(widget), |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
744 projection_(projection) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
745 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
746 volume.Register(*this); |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
747 widget.SetInteractor(*this); |
|
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 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
750 bool IsGeometryReady() const |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
751 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
752 return slices_.get() != NULL; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
753 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
754 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
755 size_t GetSliceCount() const |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
756 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
757 if (slices_.get() == NULL) |
|
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 return 0; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
760 } |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
761 else |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
762 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
763 return slices_->GetSliceCount(); |
|
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 } |
|
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 void OffsetSlice(int offset) |
|
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 if (slices_.get() != NULL) |
|
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 int slice = static_cast<int>(slice_) + offset; |
|
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 if (slice < 0) |
|
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 slice = 0; |
|
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 |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
778 if (slice >= static_cast<int>(slices_->GetSliceCount())) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
779 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
780 slice = slices_->GetSliceCount() - 1; |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
781 } |
|
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 != static_cast<int>(slice_)) |
|
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 SetSlice(slice); |
|
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 } |
|
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 void SetSlice(size_t slice) |
|
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 if (slices_.get() != NULL) |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
793 { |
|
eccd64f8e297
VolumeImageInteractor
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
102
diff
changeset
|
794 slice_ = slice; |
|
119
ba83e38cf3ff
rendering of rt-dose
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
117
diff
changeset
|
795 |
|
ba83e38cf3ff
rendering of rt-dose
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
117
diff
changeset
|
796 std::auto_ptr<Slice> tmp(slices_->GetSlice(slice_)); |
|
ba83e38cf3ff
rendering of rt-dose
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
117
diff
changeset
|
797 widget_.SetSlice(tmp->GetGeometry()); |
|
104
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 }; |
|
112
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
801 |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
802 |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
803 |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
804 class SliceLocationSource : public LayerSourceBase |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
805 { |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
806 private: |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
807 LayerWidget& otherPlane_; |
|
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 public: |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
810 SliceLocationSource(LayerWidget& otherPlane) : |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
811 otherPlane_(otherPlane) |
|
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 NotifyGeometryReady(); |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
814 } |
|
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 virtual bool GetExtent(std::vector<Vector>& points, |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
817 const CoordinateSystem3D& viewportSlice) |
|
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 return false; |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
820 } |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
821 |
|
948f86e61e83
start of SliceLocationSource
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
110
diff
changeset
|
822 virtual void ScheduleLayerCreation(const CoordinateSystem3D& viewportSlice) |
|
948f86e61e83
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823 { |
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824 Slice reference(viewportSlice, 0.001); |
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825 |
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826 Vector p, d; |
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827 |
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828 const CoordinateSystem3D& slice = otherPlane_.GetSlice(); |
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829 |
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830 // Compute the line of intersection between the two slices |
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831 if (!GeometryToolbox::IntersectTwoPlanes(p, d, |
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832 slice.GetOrigin(), slice.GetNormal(), |
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833 viewportSlice.GetOrigin(), viewportSlice.GetNormal())) |
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834 { |
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835 // The two slice are parallel, don't try and display the intersection |
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836 NotifyLayerReady(NULL, reference.GetGeometry(), false); |
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837 } |
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838 else |
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839 { |
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840 double x1, y1, x2, y2; |
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841 viewportSlice.ProjectPoint(x1, y1, p); |
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842 viewportSlice.ProjectPoint(x2, y2, p + 1000.0 * d); |
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843 |
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844 const Extent2D extent = otherPlane_.GetSceneExtent(); |
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845 |
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846 if (GeometryToolbox::ClipLineToRectangle(x1, y1, x2, y2, |
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847 x1, y1, x2, y2, |
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848 extent.GetX1(), extent.GetY1(), |
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849 extent.GetX2(), extent.GetY2())) |
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850 { |
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851 NotifyLayerReady(new LineLayerRenderer(x1, y1, x2, y2, slice), reference.GetGeometry(), false); |
|
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852 } |
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853 else |
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854 { |
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855 // Parallel slices |
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856 NotifyLayerReady(NULL, reference.GetGeometry(), false); |
|
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857 } |
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|
858 } |
|
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859 } |
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860 }; |
| 102 | 861 } |