Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/OpenGL/OpenGLTextureVolume.h @ 2066:cf3d85eb291c deep-learning
added class OpenGLTextureVolume
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 04 May 2023 17:18:14 +0200 |
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2066
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1 /** |
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2 * Stone of Orthanc |
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
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5 * Copyright (C) 2017-2022 Osimis S.A., Belgium |
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6 * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium |
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7 * |
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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 |
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10 * as published by the Free Software Foundation, either version 3 of |
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11 * the License, or (at your option) any later version. |
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12 * |
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13 * This program is distributed in the hope that it will be useful, but |
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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/>. |
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21 **/ |
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22 |
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23 |
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24 #pragma once |
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25 |
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26 #include "OpenGLIncludes.h" |
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27 #include "IOpenGLContext.h" |
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28 |
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29 #include <Images/ImageAccessor.h> |
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30 |
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31 |
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32 namespace OrthancStone |
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33 { |
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34 namespace OpenGL |
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35 { |
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36 class OpenGLTextureVolume : public boost::noncopyable |
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37 { |
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38 friend class OpenGLFramebuffer; |
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39 |
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40 private: |
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41 OpenGL::IOpenGLContext& context_; |
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42 GLuint texture_; |
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43 unsigned int width_; |
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44 unsigned int height_; |
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45 unsigned int depth_; |
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46 Orthanc::PixelFormat format_; |
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47 bool isLinearInterpolation_; |
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48 |
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49 /** |
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50 * Returns the low-level OpenGL handle of the texture |
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51 * array. Beware to never change the size of the texture using |
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52 * this handle! |
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53 **/ |
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54 GLuint GetId() const |
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55 { |
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56 return texture_; |
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57 } |
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58 |
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59 public: |
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60 OpenGLTextureVolume(IOpenGLContext& context); |
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61 |
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62 ~OpenGLTextureVolume(); |
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63 |
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64 unsigned int GetWidth() const |
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65 { |
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66 return width_; |
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67 } |
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68 |
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69 unsigned int GetHeight() const |
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70 { |
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71 return height_; |
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72 } |
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73 |
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74 unsigned int GetDepth() const |
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75 { |
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76 return depth_; |
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77 } |
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78 |
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79 Orthanc::PixelFormat GetFormat() const |
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80 { |
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81 return format_; |
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82 } |
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83 |
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84 bool IsLinearInterpolation() const |
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85 { |
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86 return isLinearInterpolation_; |
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87 } |
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88 |
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89 void Setup(Orthanc::PixelFormat format, |
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90 unsigned int width, |
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91 unsigned int height, |
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92 unsigned int depth, |
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93 bool isLinearInterpolation); |
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94 |
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95 /** |
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96 * By default, textures are mirrored at the borders. This |
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97 * function will set out-of-image access to zero. |
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98 **/ |
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99 void SetClampingToZero(); |
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100 |
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101 void Bind(GLint location) const; |
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102 |
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103 void BindAsTextureUnit(GLint location, |
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104 unsigned int unit) const; |
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105 |
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106 void Upload(const Orthanc::ImageAccessor& image, |
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107 unsigned int z); |
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108 |
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109 size_t GetMemoryBufferSize() const; |
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110 |
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111 // "targetSize" must be equal to "GetMemoryBufferSize()" |
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112 void Download(void* targetBuffer, |
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113 size_t targetSize) const; |
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114 |
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115 void Download(std::string& target) const; |
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116 }; |
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117 } |
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118 } |