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annotate OrthancStone/Sources/Scene2D/Internals/OpenGLAdvancedPolylineRenderer.cpp @ 1871:7053b8a0aaec

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author Sebastien Jodogne <s.jodogne@gmail.com>
date Tue, 11 Jan 2022 11:18:48 +0100
parents 3889ae96d2e9
children 07964689cb0b
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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
1871
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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 #include "OpenGLAdvancedPolylineRenderer.h"
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25
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26 #include <OrthancException.h>
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29 namespace OrthancStone
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30 {
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31 namespace Internals
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32 {
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33 void OpenGLAdvancedPolylineRenderer::LoadLayer(const PolylineSceneLayer& layer)
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34 {
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35 data_.reset(new OpenGLLinesProgram::Data(context_, layer));
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36
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37 if (data_.get() == NULL)
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38 {
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39 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError);
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40 }
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41 }
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43
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44 OpenGLAdvancedPolylineRenderer::OpenGLAdvancedPolylineRenderer(OpenGL::IOpenGLContext& context,
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45 OpenGLLinesProgram& program,
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46 const PolylineSceneLayer& layer) :
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47 context_(context),
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48 program_(program)
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49 {
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50 LoadLayer(layer);
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51 }
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54 void OpenGLAdvancedPolylineRenderer::Render(const AffineTransform2D& transform,
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55 unsigned int canvasWidth,
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56 unsigned int canvasHeight)
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57 {
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58 if (!context_.IsContextLost())
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59 {
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60 program_.Apply(*data_, transform, canvasWidth, canvasHeight, true, true);
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61 }
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62 }
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63 }
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64 }