Mercurial > hg > orthanc-stone
annotate OrthancStone/Sources/Scene2D/Internals/OpenGLTextRenderer.cpp @ 1808:797633f48a9c
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| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Thu, 20 May 2021 17:28:16 +0200 |
| parents | 9ac2a65d4172 |
| children | 3889ae96d2e9 |
| rev | line source |
|---|---|
| 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 "OpenGLTextRenderer.h" | |
| 24 | |
| 25 namespace OrthancStone | |
| 26 { | |
| 27 namespace Internals | |
| 28 { | |
| 29 void OpenGLTextRenderer::LoadLayer(const TextSceneLayer& layer) | |
| 30 { | |
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31 if (!context_.IsContextLost()) |
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32 data_.reset(new OpenGLTextProgram::Data(context_, alphabet_, layer)); |
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33 else |
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34 data_.reset(NULL); |
| 594 | 35 } |
| 36 | |
| 37 | |
| 38 OpenGLTextRenderer::OpenGLTextRenderer(OpenGL::IOpenGLContext& context, | |
| 39 OpenGLTextProgram& program, | |
| 40 const GlyphTextureAlphabet& alphabet, | |
| 41 OpenGL::OpenGLTexture& texture, | |
| 42 const TextSceneLayer& layer) : | |
| 43 context_(context), | |
| 44 program_(program), | |
| 45 alphabet_(alphabet), | |
| 46 texture_(texture) | |
| 47 { | |
| 48 LoadLayer(layer); | |
| 49 } | |
| 50 | |
| 51 | |
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52 void OpenGLTextRenderer::Render(const AffineTransform2D& transform, |
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53 unsigned int canvasWidth, |
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54 unsigned int canvasHeight) |
| 594 | 55 { |
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56 if (!context_.IsContextLost() && data_.get() != NULL) |
| 594 | 57 { |
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58 program_.Apply(texture_, *data_, transform, canvasWidth, canvasHeight); |
| 594 | 59 } |
| 60 } | |
| 61 | |
| 62 void OpenGLTextRenderer::Update(const ISceneLayer& layer) | |
| 63 { | |
| 64 LoadLayer(dynamic_cast<const TextSceneLayer&>(layer)); | |
| 65 } | |
| 66 } | |
| 67 } |