Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Scene2D/TextureBaseSceneLayer.cpp @ 1870:3889ae96d2e9
added copyright UCLouvain
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 11 Jan 2022 11:04:09 +0100 |
| parents | 6e8105942146 |
| children | 7053b8a0aaec |
| rev | line source |
|---|---|
| 590 | 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) 2017-2021 Osimis S.A., Belgium |
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6 * Copyright (C) 2021-2021 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
| 590 | 7 * |
| 8 * This program is free software: you can redistribute it and/or | |
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9 * modify it under the terms of the GNU Lesser General Public License |
| 590 | 10 * as published by the Free Software Foundation, either version 3 of |
| 11 * the License, or (at your option) any later version. | |
| 12 * | |
| 13 * This program is distributed in the hope that it will be useful, but | |
| 14 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
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15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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16 * Lesser General Public License for more details. |
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17 * |
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18 * You should have received a copy of the GNU Lesser General Public |
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19 * License along with this program. If not, see |
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20 * <http://www.gnu.org/licenses/>. |
| 590 | 21 **/ |
| 22 | |
| 23 | |
| 24 #include "TextureBaseSceneLayer.h" | |
| 25 | |
| 1624 | 26 #include <Logging.h> |
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27 #include <OrthancException.h> |
| 590 | 28 |
| 29 namespace OrthancStone | |
| 30 { | |
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31 void TextureBaseSceneLayer::CheckNoManualTransform() const |
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32 { |
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33 if (transform_.get() != NULL) |
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34 { |
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35 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls, |
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36 "A transform has been manually set, first call ClearTransform()"); |
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37 } |
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38 } |
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39 |
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40 |
| 590 | 41 void TextureBaseSceneLayer::SetTexture(Orthanc::ImageAccessor* texture) |
| 42 { | |
| 43 if (texture == NULL) | |
| 44 { | |
| 45 throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer); | |
| 46 } | |
| 47 else | |
| 48 { | |
| 49 texture_.reset(texture); | |
| 50 IncrementRevision(); | |
| 51 } | |
| 52 } | |
| 53 | |
| 54 | |
| 55 void TextureBaseSceneLayer::CopyParameters(const TextureBaseSceneLayer& other) | |
| 56 { | |
| 57 originX_ = other.originX_; | |
| 58 originY_ = other.originY_; | |
| 59 pixelSpacingX_ = other.pixelSpacingX_; | |
| 60 pixelSpacingY_ = other.pixelSpacingY_; | |
| 61 angle_ = other.angle_; | |
| 62 isLinearInterpolation_ = other.isLinearInterpolation_; | |
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63 flipX_ = other.flipX_; |
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64 flipY_ = other.flipY_; |
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65 |
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66 if (other.transform_.get() != NULL) |
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67 { |
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68 transform_.reset(new AffineTransform2D(*other.transform_)); |
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69 } |
| 590 | 70 } |
| 71 | |
| 72 | |
| 73 TextureBaseSceneLayer::TextureBaseSceneLayer() : | |
| 74 originX_(0), | |
| 75 originY_(0), | |
| 76 pixelSpacingX_(1), | |
| 77 pixelSpacingY_(1), | |
| 78 angle_(0), | |
| 79 isLinearInterpolation_(false), | |
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80 flipX_(false), |
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81 flipY_(false), |
| 590 | 82 revision_(0) |
| 83 { | |
| 84 if (pixelSpacingX_ <= 0 || | |
| 85 pixelSpacingY_ <= 0) | |
| 86 { | |
| 87 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 88 } | |
| 89 } | |
| 90 | |
| 91 | |
| 92 void TextureBaseSceneLayer::SetOrigin(double x, | |
| 93 double y) | |
| 94 { | |
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95 CheckNoManualTransform(); |
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96 |
| 590 | 97 originX_ = x; |
| 98 originY_ = y; | |
| 99 IncrementRevision(); | |
| 100 } | |
| 101 | |
| 102 | |
| 103 void TextureBaseSceneLayer::SetPixelSpacing(double sx, | |
| 104 double sy) | |
| 105 { | |
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106 CheckNoManualTransform(); |
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107 |
| 590 | 108 if (sx <= 0 || |
| 109 sy <= 0) | |
| 110 { | |
| 111 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange); | |
| 112 } | |
| 113 else | |
| 114 { | |
| 115 pixelSpacingX_ = sx; | |
| 116 pixelSpacingY_ = sy; | |
| 117 IncrementRevision(); | |
| 118 } | |
| 119 } | |
| 120 | |
| 121 | |
| 122 void TextureBaseSceneLayer::SetAngle(double angle) | |
| 123 { | |
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124 CheckNoManualTransform(); |
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125 |
| 590 | 126 angle_ = angle; |
| 127 IncrementRevision(); | |
| 128 } | |
| 129 | |
| 130 | |
| 131 void TextureBaseSceneLayer::SetLinearInterpolation(bool isLinearInterpolation) | |
| 132 { | |
| 133 isLinearInterpolation_ = isLinearInterpolation; | |
| 134 IncrementRevision(); | |
| 135 } | |
| 136 | |
| 137 | |
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138 void TextureBaseSceneLayer::SetFlipX(bool flip) |
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139 { |
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140 CheckNoManualTransform(); |
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141 |
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142 flipX_ = flip; |
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143 IncrementRevision(); |
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144 } |
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145 |
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146 |
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147 void TextureBaseSceneLayer::SetFlipY(bool flip) |
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148 { |
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149 CheckNoManualTransform(); |
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150 |
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151 flipY_ = flip; |
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152 IncrementRevision(); |
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153 } |
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154 |
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155 |
| 590 | 156 const Orthanc::ImageAccessor& TextureBaseSceneLayer::GetTexture() const |
| 157 { | |
| 158 if (!HasTexture()) | |
| 159 { | |
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160 LOG(ERROR) << "TextureBaseSceneLayer::GetTexture(): (!HasTexture())"; |
| 590 | 161 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); |
| 162 } | |
| 163 else | |
| 164 { | |
| 165 return *texture_; | |
| 166 } | |
| 167 } | |
| 168 | |
| 169 | |
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170 void TextureBaseSceneLayer::SetTransform(const AffineTransform2D& transform) |
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171 { |
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172 transform_.reset(new AffineTransform2D(transform)); |
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173 IncrementRevision(); |
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174 } |
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175 |
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176 |
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177 void TextureBaseSceneLayer::ClearTransform() |
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178 { |
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179 transform_.reset(NULL); |
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180 IncrementRevision(); |
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181 } |
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182 |
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183 |
| 1769 | 184 void TextureBaseSceneLayer::SetCuttingPlaneTransform(const CoordinateSystem3D& cuttingPlane, |
| 185 const Vector& origin, | |
| 186 const Vector& pixelOffsetX, | |
| 187 const Vector& pixelOffsetY) | |
| 188 { | |
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189 /** |
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190 * Shift from the center of the voxel (DICOM convention for 3D |
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191 * slices) to the corner of the voxel, because 2D textures are |
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192 * expressed relatively to their borders. (*) |
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193 **/ |
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194 Vector p = origin + cuttingPlane.GetOrigin() - 0.5 * pixelOffsetX - 0.5 * pixelOffsetY; |
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195 |
| 1769 | 196 double x0, y0, x1, y1, x2, y2; |
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197 cuttingPlane.ProjectPoint(x0, y0, p); |
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198 cuttingPlane.ProjectPoint(x1, y1, p + pixelOffsetX); |
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199 cuttingPlane.ProjectPoint(x2, y2, p + pixelOffsetY); |
| 1769 | 200 |
| 201 /** | |
| 202 | |
| 203 A = [ a11 a12 ; a21 a22 ] | |
| 204 | |
| 205 (1) A * (0 ; 0) + (b1 ; b2) = (x0 ; y0) | |
| 206 (2) A * (1 ; 0) + (b1 ; b2) = (x1 ; y1) | |
| 207 (3) A * (0 ; 1) + (b1 ; b2) = (x2 ; y2) | |
| 208 | |
| 209 (2-1) A * (1 ; 0) = (x1 - x0 ; y1 - y0) <=> (a11 ; a21) = (x1 - x0 ; y1 - y0) | |
| 210 (3-1) A * (0 ; 1) = (x2 - x0 ; y2 - y0) <=> (a12 ; a22) = (x2 - x0 ; y2 - y0) | |
| 211 | |
| 212 **/ | |
| 213 | |
| 214 Matrix m(3, 3); | |
| 215 m(0, 0) = x1 - x0; // a11 | |
| 216 m(0, 1) = x2 - x0; // a12 | |
| 217 m(0, 2) = x0; // b1 | |
| 218 m(1, 0) = y1 - y0; // a21 | |
| 219 m(1, 1) = y2 - y0; // a22 | |
| 220 m(1, 2) = y0; // b2 | |
| 221 m(2, 0) = 0; | |
| 222 m(2, 1) = 0; | |
| 223 m(2, 2) = 1; | |
| 224 | |
| 225 SetTransform(AffineTransform2D(m)); | |
| 226 } | |
| 227 | |
| 228 | |
| 590 | 229 AffineTransform2D TextureBaseSceneLayer::GetTransform() const |
| 230 { | |
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231 if (transform_.get() == NULL) |
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232 { |
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233 unsigned int width = 0; |
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234 unsigned int height = 0; |
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235 |
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236 if (texture_.get() != NULL) |
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237 { |
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238 width = texture_->GetWidth(); |
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239 height = texture_->GetHeight(); |
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240 } |
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241 |
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242 return AffineTransform2D::Combine( |
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243 AffineTransform2D::CreateOffset(originX_, originY_), |
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244 AffineTransform2D::CreateRotation(angle_), |
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245 AffineTransform2D::CreateScaling(pixelSpacingX_, pixelSpacingY_), |
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246 AffineTransform2D::CreateOffset(-0.5, -0.5), // (*) |
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247 AffineTransform2D::CreateFlip(flipX_, flipY_, width, height)); |
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248 } |
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249 else |
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250 { |
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251 return *transform_; |
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252 } |
| 590 | 253 } |
| 254 | |
| 255 | |
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256 void TextureBaseSceneLayer::GetBoundingBox(Extent2D& target) const |
| 590 | 257 { |
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258 target.Clear(); |
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259 |
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260 if (texture_.get() != NULL) |
| 590 | 261 { |
| 262 const AffineTransform2D t = GetTransform(); | |
| 263 | |
| 264 double x, y; | |
| 265 | |
| 266 x = 0; | |
| 267 y = 0; | |
| 268 t.Apply(x, y); | |
| 269 target.AddPoint(x, y); | |
| 270 | |
| 271 x = static_cast<double>(texture_->GetWidth()); | |
| 272 y = 0; | |
| 273 t.Apply(x, y); | |
| 274 target.AddPoint(x, y); | |
| 275 | |
| 276 x = 0; | |
| 277 y = static_cast<double>(texture_->GetHeight()); | |
| 278 t.Apply(x, y); | |
| 279 target.AddPoint(x, y); | |
| 280 | |
| 281 x = static_cast<double>(texture_->GetWidth()); | |
| 282 y = static_cast<double>(texture_->GetHeight()); | |
| 283 t.Apply(x, y); | |
| 284 target.AddPoint(x, y); | |
| 285 } | |
| 286 } | |
| 287 } |