Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Scene2D/Internals/OpenGLTextureProgram.h @ 1870:3889ae96d2e9
added copyright UCLouvain
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Tue, 11 Jan 2022 11:04:09 +0100 |
| parents | 9ac2a65d4172 |
| children | 7053b8a0aaec |
| rev | line source |
|---|---|
| 591 | 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 |
| 591 | 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 |
| 591 | 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/>. |
| 591 | 21 **/ |
| 22 | |
| 23 | |
| 24 #pragma once | |
| 25 | |
| 26 #include "../../OpenGL/IOpenGLContext.h" | |
| 27 #include "../../OpenGL/OpenGLProgram.h" | |
| 28 #include "../../OpenGL/OpenGLTexture.h" | |
| 29 #include "../../Toolbox/AffineTransform2D.h" | |
| 30 | |
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31 #include <Compatibility.h> |
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32 |
| 591 | 33 namespace OrthancStone |
| 34 { | |
| 35 namespace Internals | |
| 36 { | |
| 37 class OpenGLTextureProgram : public boost::noncopyable | |
| 38 { | |
| 39 private: | |
| 40 OpenGL::IOpenGLContext& context_; | |
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41 std::unique_ptr<OpenGL::OpenGLProgram> program_; |
| 591 | 42 GLint positionLocation_; |
| 43 GLint textureLocation_; | |
| 44 GLuint buffers_[2]; | |
| 45 | |
| 46 void InitializeExecution(OpenGL::OpenGLTexture& texture, | |
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47 const AffineTransform2D& transform, |
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48 unsigned int canvasWidth, |
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49 unsigned int canvasHeight); |
| 591 | 50 |
| 51 void FinalizeExecution(); | |
| 52 | |
| 53 public: | |
| 54 OpenGLTextureProgram(OpenGL::IOpenGLContext& context, | |
| 55 const char* fragmentShader); | |
| 56 | |
| 57 ~OpenGLTextureProgram(); | |
| 58 | |
| 59 class Execution : public boost::noncopyable | |
| 60 { | |
| 61 private: | |
| 62 OpenGLTextureProgram& that_; | |
| 63 | |
| 64 public: | |
| 65 Execution(OpenGLTextureProgram& that, | |
| 66 OpenGL::OpenGLTexture& texture, | |
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67 const AffineTransform2D& transform, |
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68 unsigned int canvasWidth, |
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69 unsigned int canvasHeight) : |
| 591 | 70 that_(that) |
| 71 { | |
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72 that_.InitializeExecution(texture, transform, canvasWidth, canvasHeight); |
| 591 | 73 } |
| 74 | |
| 75 ~Execution() | |
| 76 { | |
| 77 that_.FinalizeExecution(); | |
| 78 } | |
| 79 | |
| 80 void DrawTriangles(); | |
| 81 | |
| 82 GLint GetUniformLocation(const std::string& name) | |
| 83 { | |
| 84 return that_.program_->GetUniformLocation(name); | |
| 85 } | |
| 86 }; | |
| 87 }; | |
| 88 } | |
| 89 } |