Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Toolbox/SubvoxelReader.h @ 1512:244ad1e4e76a
reorganization of folders
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 07 Jul 2020 16:21:02 +0200 |
| parents | Framework/Toolbox/SubvoxelReader.h@7f16987131e1 |
| children | 85e117739eca |
| rev | line source |
|---|---|
| 183 | 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) 2017-2020 Osimis S.A., Belgium |
| 183 | 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 "../Volumes/ImageBuffer3D.h" | |
| 25 #include "GeometryToolbox.h" | |
| 26 | |
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27 #include <Images/ImageTraits.h> |
| 183 | 28 |
| 29 #include <boost/noncopyable.hpp> | |
| 30 #include <cmath> | |
| 31 | |
| 32 namespace OrthancStone | |
| 33 { | |
| 34 namespace Internals | |
| 35 { | |
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36 /* |
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37 WARNING : the slice order is different between this class and ImageBuffer3D |
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38 |
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39 See the comment above ImageBuffer3D declaration. |
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40 |
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41 The slices are supposed to be stored in INCREASING z-order in this class! |
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42 */ |
| 183 | 43 class SubvoxelReaderBase : public boost::noncopyable |
| 44 { | |
| 45 private: | |
| 46 const ImageBuffer3D& source_; | |
| 47 unsigned int width_; | |
| 48 unsigned int height_; | |
| 49 unsigned int depth_; | |
| 50 | |
| 51 public: | |
| 52 SubvoxelReaderBase(const ImageBuffer3D& source) : | |
| 53 source_(source), | |
| 54 width_(source.GetWidth()), | |
| 55 height_(source.GetHeight()), | |
| 56 depth_(source.GetDepth()) | |
| 57 { | |
| 58 } | |
| 59 | |
| 60 ORTHANC_FORCE_INLINE | |
| 61 const Orthanc::ImageAccessor& GetSource() const | |
| 62 { | |
| 63 return source_.GetInternalImage(); | |
| 64 } | |
| 65 | |
| 66 ORTHANC_FORCE_INLINE | |
| 67 unsigned int GetWidth() const | |
| 68 { | |
| 69 return width_; | |
| 70 } | |
| 71 | |
| 72 ORTHANC_FORCE_INLINE | |
| 73 unsigned int GetHeight() const | |
| 74 { | |
| 75 return height_; | |
| 76 } | |
| 77 | |
| 78 ORTHANC_FORCE_INLINE | |
| 79 unsigned int GetDepth() const | |
| 80 { | |
| 81 return depth_; | |
| 82 } | |
| 83 | |
| 84 ORTHANC_FORCE_INLINE | |
| 85 unsigned int ComputeRow(unsigned int y, | |
| 86 unsigned int z) const | |
| 87 { | |
| 88 return z * height_ + y; | |
| 89 } | |
| 90 }; | |
| 91 } | |
| 92 | |
| 93 | |
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94 /* |
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95 WARNING : the slice order is different between this class and ImageBuffer3D |
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96 |
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97 See the comment above ImageBuffer3D declaration. |
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98 |
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99 The slices are supposed to be stored in INCREASING z-order in this class! |
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100 */ |
| 183 | 101 template <Orthanc::PixelFormat Format, |
| 102 ImageInterpolation Interpolation> | |
| 103 class SubvoxelReader; | |
| 104 | |
| 105 | |
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106 /* |
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107 WARNING : the slice order is different between this class and ImageBuffer3D |
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108 |
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109 See the comment above ImageBuffer3D declaration. |
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110 |
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111 The slices are supposed to be stored in INCREASING z-order in this class! |
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112 */ |
| 183 | 113 template <Orthanc::PixelFormat Format> |
| 114 class SubvoxelReader<Format, ImageInterpolation_Nearest> : | |
| 115 public Internals::SubvoxelReaderBase | |
| 116 { | |
| 117 public: | |
| 118 typedef Orthanc::PixelTraits<Format> Traits; | |
| 119 typedef typename Traits::PixelType PixelType; | |
| 120 | |
| 121 SubvoxelReader(const ImageBuffer3D& source) : | |
| 122 SubvoxelReaderBase(source) | |
| 123 { | |
| 124 } | |
| 125 | |
| 126 inline bool GetValue(PixelType& target, | |
| 127 float x, | |
| 128 float y, | |
| 129 float z) const; | |
| 130 | |
| 131 inline bool GetFloatValue(float& target, | |
| 132 float x, | |
| 133 float y, | |
| 134 float z) const; | |
| 135 }; | |
| 136 | |
| 137 | |
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138 /* |
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139 WARNING : the slice order is different between this class and ImageBuffer3D |
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140 |
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141 See the comment above ImageBuffer3D declaration. |
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142 |
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143 The slices are supposed to be stored in INCREASING z-order in this class! |
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144 */ |
| 183 | 145 template <Orthanc::PixelFormat Format> |
| 146 class SubvoxelReader<Format, ImageInterpolation_Bilinear> : | |
| 147 public Internals::SubvoxelReaderBase | |
| 148 { | |
| 149 public: | |
| 150 typedef Orthanc::PixelTraits<Format> Traits; | |
| 151 typedef typename Traits::PixelType PixelType; | |
| 152 | |
| 153 SubvoxelReader(const ImageBuffer3D& source) : | |
| 154 SubvoxelReaderBase(source) | |
| 155 { | |
| 156 } | |
| 157 | |
| 158 inline bool Sample(float& f00, | |
| 159 float& f01, | |
| 160 float& f10, | |
| 161 float& f11, | |
| 162 unsigned int ux, | |
| 163 unsigned int uy, | |
| 164 unsigned int uz) const; | |
| 165 | |
| 166 inline bool GetValue(PixelType& target, | |
| 167 float x, | |
| 168 float y, | |
| 169 float z) const; | |
| 170 | |
| 171 inline bool GetFloatValue(float& target, | |
| 172 float x, | |
| 173 float y, | |
| 174 float z) const; | |
| 175 }; | |
| 176 | |
| 177 | |
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178 /* |
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179 WARNING : the slice order is different between this class and ImageBuffer3D |
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180 |
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181 See the comment above ImageBuffer3D declaration. |
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182 |
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183 The slices are supposed to be stored in INCREASING z-order in this class! |
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184 */ |
| 183 | 185 template <Orthanc::PixelFormat Format> |
| 186 class SubvoxelReader<Format, ImageInterpolation_Trilinear> : | |
| 187 public Internals::SubvoxelReaderBase | |
| 188 { | |
| 189 private: | |
| 190 SubvoxelReader<Format, ImageInterpolation_Bilinear> bilinear_; | |
| 191 | |
| 192 public: | |
| 193 typedef Orthanc::PixelTraits<Format> Traits; | |
| 194 typedef typename Traits::PixelType PixelType; | |
| 195 | |
| 196 SubvoxelReader(const ImageBuffer3D& source) : | |
| 197 SubvoxelReaderBase(source), | |
| 198 bilinear_(source) | |
| 199 { | |
| 200 } | |
| 201 | |
| 202 inline bool GetValue(PixelType& target, | |
| 203 float x, | |
| 204 float y, | |
| 205 float z) const; | |
| 206 | |
| 207 inline bool GetFloatValue(float& target, | |
| 208 float x, | |
| 209 float y, | |
| 210 float z) const; | |
| 211 }; | |
| 212 | |
| 213 | |
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214 /* |
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215 See important comment above |
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216 */ |
| 183 | 217 |
| 218 template <Orthanc::PixelFormat Format> | |
| 219 bool SubvoxelReader<Format, ImageInterpolation_Nearest>::GetValue(PixelType& target, | |
| 220 float x, | |
| 221 float y, | |
| 222 float z) const | |
| 223 { | |
| 224 if (x < 0 || | |
| 225 y < 0 || | |
| 226 z < 0) | |
| 227 { | |
| 228 return false; | |
| 229 } | |
| 230 else | |
| 231 { | |
| 232 unsigned int ux = static_cast<unsigned int>(std::floor(x)); | |
| 233 unsigned int uy = static_cast<unsigned int>(std::floor(y)); | |
| 234 unsigned int uz = static_cast<unsigned int>(std::floor(z)); | |
| 235 | |
| 236 if (ux < GetWidth() && | |
| 237 uy < GetHeight() && | |
| 238 uz < GetDepth()) | |
| 239 { | |
| 240 Orthanc::ImageTraits<Format>::GetPixel(target, GetSource(), ux, ComputeRow(uy, uz)); | |
| 241 return true; | |
| 242 } | |
| 243 else | |
| 244 { | |
| 245 return false; | |
| 246 } | |
| 247 } | |
| 248 } | |
| 249 | |
| 250 | |
| 251 template <Orthanc::PixelFormat Format> | |
| 252 bool SubvoxelReader<Format, ImageInterpolation_Nearest>::GetFloatValue(float& target, | |
| 253 float x, | |
| 254 float y, | |
| 255 float z) const | |
| 256 { | |
| 257 PixelType value; | |
| 258 | |
| 259 if (GetValue(value, x, y, z)) | |
| 260 { | |
| 261 target = Traits::PixelToFloat(value); | |
| 262 return true; | |
| 263 } | |
| 264 else | |
| 265 { | |
| 266 return false; | |
| 267 } | |
| 268 } | |
| 269 | |
| 270 | |
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271 /* |
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272 See important comment above |
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273 */ |
| 183 | 274 |
| 275 template <Orthanc::PixelFormat Format> | |
| 276 bool SubvoxelReader<Format, ImageInterpolation_Bilinear>::Sample(float& f00, | |
| 277 float& f01, | |
| 278 float& f10, | |
| 279 float& f11, | |
| 280 unsigned int ux, | |
| 281 unsigned int uy, | |
| 282 unsigned int uz) const | |
| 283 { | |
| 284 if (ux < GetWidth() && | |
| 285 uy < GetHeight() && | |
| 286 uz < GetDepth()) | |
| 287 { | |
| 288 f00 = Orthanc::ImageTraits<Format>::GetFloatPixel(GetSource(), ux, ComputeRow(uy, uz)); | |
| 289 } | |
| 290 else | |
| 291 { | |
| 292 // Pixel is out of the volume | |
| 293 return false; | |
| 294 } | |
| 295 | |
| 296 if (ux + 1 < GetWidth()) | |
| 297 { | |
| 298 f01 = Orthanc::ImageTraits<Format>::GetFloatPixel(GetSource(), ux + 1, ComputeRow(uy, uz)); | |
| 299 } | |
| 300 else | |
| 301 { | |
| 302 f01 = f00; | |
| 303 } | |
| 304 | |
| 305 if (uy + 1 < GetHeight()) | |
| 306 { | |
| 307 f10 = Orthanc::ImageTraits<Format>::GetFloatPixel(GetSource(), ux, ComputeRow(uy + 1, uz)); | |
| 308 } | |
| 309 else | |
| 310 { | |
| 311 f10 = f00; | |
| 312 } | |
| 313 | |
| 314 if (ux + 1 < GetWidth() && | |
| 315 uy + 1 < GetHeight()) | |
| 316 { | |
| 317 f11 = Orthanc::ImageTraits<Format>::GetFloatPixel(GetSource(), ux + 1, ComputeRow(uy + 1, uz)); | |
| 318 } | |
| 319 else | |
| 320 { | |
| 321 f11 = f00; | |
| 322 } | |
| 323 | |
| 324 return true; | |
| 325 } | |
| 326 | |
| 327 | |
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328 /* |
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329 See important comment above |
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330 */ |
| 183 | 331 |
| 332 template <Orthanc::PixelFormat Format> | |
| 333 bool SubvoxelReader<Format, ImageInterpolation_Bilinear>::GetFloatValue(float& target, | |
| 334 float x, | |
| 335 float y, | |
| 336 float z) const | |
| 337 { | |
| 338 x -= 0.5f; | |
| 339 y -= 0.5f; | |
| 340 | |
| 341 if (x < 0 || | |
| 342 y < 0 || | |
| 343 z < 0) | |
| 344 { | |
| 345 return false; | |
| 346 } | |
| 347 else | |
| 348 { | |
| 349 unsigned int ux = static_cast<unsigned int>(std::floor(x)); | |
| 350 unsigned int uy = static_cast<unsigned int>(std::floor(y)); | |
| 351 unsigned int uz = static_cast<unsigned int>(std::floor(z)); | |
| 352 | |
| 353 float f00, f01, f10, f11; | |
| 354 if (Sample(f00, f01, f10, f11, ux, uy, uz)) | |
| 355 { | |
| 356 float ax = x - static_cast<float>(ux); | |
| 357 float ay = y - static_cast<float>(uy); | |
| 358 | |
| 359 target = GeometryToolbox::ComputeBilinearInterpolationUnitSquare(ax, ay, f00, f01, f10, f11); | |
| 360 return true; | |
| 361 } | |
| 362 else | |
| 363 { | |
| 364 return false; | |
| 365 } | |
| 366 } | |
| 367 } | |
| 368 | |
| 369 | |
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370 /* |
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371 See important comment above |
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372 */ |
| 183 | 373 |
| 374 template <Orthanc::PixelFormat Format> | |
| 375 bool SubvoxelReader<Format, ImageInterpolation_Bilinear>::GetValue(PixelType& target, | |
| 376 float x, | |
| 377 float y, | |
| 378 float z) const | |
| 379 { | |
| 380 float value; | |
| 381 | |
| 382 if (GetFloatValue(value, x, y, z)) | |
| 383 { | |
| 384 Traits::FloatToPixel(target, value); | |
| 385 return true; | |
| 386 } | |
| 387 else | |
| 388 { | |
| 389 return false; | |
| 390 } | |
| 391 } | |
| 392 | |
| 393 | |
| 394 | |
| 395 template <Orthanc::PixelFormat Format> | |
| 396 bool SubvoxelReader<Format, ImageInterpolation_Trilinear>::GetFloatValue(float& target, | |
| 397 float x, | |
| 398 float y, | |
| 399 float z) const | |
| 400 { | |
| 401 x -= 0.5f; | |
| 402 y -= 0.5f; | |
| 403 z -= 0.5f; | |
| 404 | |
| 405 if (x < 0 || | |
| 406 y < 0 || | |
| 407 z < 0) | |
| 408 { | |
| 409 return false; | |
| 410 } | |
| 411 else | |
| 412 { | |
| 413 unsigned int ux = static_cast<unsigned int>(std::floor(x)); | |
| 414 unsigned int uy = static_cast<unsigned int>(std::floor(y)); | |
| 415 unsigned int uz = static_cast<unsigned int>(std::floor(z)); | |
| 416 | |
| 417 float f000, f001, f010, f011; | |
| 418 if (bilinear_.Sample(f000, f001, f010, f011, ux, uy, uz)) | |
| 419 { | |
| 420 const float ax = x - static_cast<float>(ux); | |
| 421 const float ay = y - static_cast<float>(uy); | |
| 422 | |
| 423 float f100, f101, f110, f111; | |
| 424 | |
| 425 if (bilinear_.Sample(f100, f101, f110, f111, ux, uy, uz + 1)) | |
| 426 { | |
| 427 const float az = z - static_cast<float>(uz); | |
| 428 target = GeometryToolbox::ComputeTrilinearInterpolationUnitSquare | |
| 429 (ax, ay, az, f000, f001, f010, f011, f100, f101, f110, f111); | |
| 430 } | |
| 431 else | |
| 432 { | |
| 433 target = GeometryToolbox::ComputeBilinearInterpolationUnitSquare | |
| 434 (ax, ay, f000, f001, f010, f011); | |
| 435 } | |
| 436 | |
| 437 return true; | |
| 438 } | |
| 439 else | |
| 440 { | |
| 441 return false; | |
| 442 } | |
| 443 } | |
| 444 } | |
| 445 | |
| 446 | |
|
1488
7f16987131e1
Missing include + docs + public getter for volume geometry in multiframe loader
Benjamin Golinvaux <bgo@osimis.io>
parents:
1455
diff
changeset
|
447 /* |
|
7f16987131e1
Missing include + docs + public getter for volume geometry in multiframe loader
Benjamin Golinvaux <bgo@osimis.io>
parents:
1455
diff
changeset
|
448 See important comment above |
|
7f16987131e1
Missing include + docs + public getter for volume geometry in multiframe loader
Benjamin Golinvaux <bgo@osimis.io>
parents:
1455
diff
changeset
|
449 */ |
|
7f16987131e1
Missing include + docs + public getter for volume geometry in multiframe loader
Benjamin Golinvaux <bgo@osimis.io>
parents:
1455
diff
changeset
|
450 |
| 183 | 451 |
| 452 template <Orthanc::PixelFormat Format> | |
| 453 bool SubvoxelReader<Format, ImageInterpolation_Trilinear>::GetValue(PixelType& target, | |
| 454 float x, | |
| 455 float y, | |
| 456 float z) const | |
| 457 { | |
| 458 float value; | |
| 459 | |
| 460 if (GetFloatValue(value, x, y, z)) | |
| 461 { | |
| 462 Traits::FloatToPixel(target, value); | |
| 463 return true; | |
| 464 } | |
| 465 else | |
| 466 { | |
| 467 return false; | |
| 468 } | |
| 469 } | |
| 470 } |