Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Scene2D/Internals/OpenGLColorTextureRenderer.cpp @ 1814:53f3411bf94b
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author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Tue, 25 May 2021 15:52:38 +0200 |
parents | 9ac2a65d4172 |
children | 3889ae96d2e9 |
rev | line source |
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594 | 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 |
594 | 6 * |
7 * This program is free software: you can redistribute it and/or | |
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8 * modify it under the terms of the GNU Lesser General Public License |
594 | 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 | |
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 * Lesser General Public License for more details. |
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16 * |
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17 * You should have received a copy of the GNU Lesser General Public |
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18 * License along with this program. If not, see |
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19 * <http://www.gnu.org/licenses/>. |
594 | 20 **/ |
21 | |
22 | |
23 #include "OpenGLColorTextureRenderer.h" | |
24 | |
25 namespace OrthancStone | |
26 { | |
27 namespace Internals | |
28 { | |
29 void OpenGLColorTextureRenderer::LoadTexture(const ColorTextureSceneLayer& layer) | |
30 { | |
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31 if (!context_.IsContextLost()) |
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32 { |
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33 context_.MakeCurrent(); |
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34 texture_.reset(new OpenGL::OpenGLTexture(context_)); |
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35 texture_->Load(layer.GetTexture(), layer.IsLinearInterpolation()); |
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36 layerTransform_ = layer.GetTransform(); |
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37 } |
594 | 38 } |
39 | |
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40 |
594 | 41 OpenGLColorTextureRenderer::OpenGLColorTextureRenderer(OpenGL::IOpenGLContext& context, |
42 OpenGLColorTextureProgram& program, | |
43 const ColorTextureSceneLayer& layer) : | |
44 context_(context), | |
45 program_(program) | |
46 { | |
47 LoadTexture(layer); | |
48 } | |
49 | |
50 | |
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51 void OpenGLColorTextureRenderer::Render(const AffineTransform2D& transform, |
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52 unsigned int canvasWidth, |
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53 unsigned int canvasHeight) |
594 | 54 { |
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55 if (!context_.IsContextLost() && texture_.get() != NULL) |
594 | 56 { |
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57 program_.Apply(*texture_, AffineTransform2D::Combine(transform, layerTransform_), |
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58 canvasWidth, canvasHeight, true); |
594 | 59 } |
60 } | |
61 | |
62 | |
63 void OpenGLColorTextureRenderer::Update(const ISceneLayer& layer) | |
64 { | |
65 // Should never happen (no revisions in color textures) | |
66 LoadTexture(dynamic_cast<const ColorTextureSceneLayer&>(layer)); | |
67 } | |
68 } | |
69 } |