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comparison Framework/Scene2D/Internals/OpenGLInfoPanelRenderer.cpp @ 594:9807ed3d3e03

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OpenGLCompositor
author Sebastien Jodogne <s.jodogne@gmail.com>
date Fri, 26 Apr 2019 14:45:47 +0200
parents
children 6e888cf6a48b
comparison
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593:6bf8f881fcb5 594:9807ed3d3e03
1 /**
2 * Stone of Orthanc
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
4 * Department, University Hospital of Liege, Belgium
5 * Copyright (C) 2017-2019 Osimis S.A., Belgium
6 *
7 * This program is free software: you can redistribute it and/or
8 * modify it under the terms of the GNU Affero General Public License
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
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Affero General Public License for more details.
16 *
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 **/
20
21
22 #include "OpenGLInfoPanelRenderer.h"
23
24 namespace OrthancStone
25 {
26 namespace Internals
27 {
28 void OpenGLInfoPanelRenderer::LoadTexture(const InfoPanelSceneLayer& layer)
29 {
30 context_.MakeCurrent();
31 texture_.reset(new OpenGL::OpenGLTexture);
32 texture_->Load(layer.GetTexture(), layer.IsLinearInterpolation());
33 anchor_ = layer.GetAnchor();
34 }
35
36
37 OpenGLInfoPanelRenderer::OpenGLInfoPanelRenderer(OpenGL::IOpenGLContext& context,
38 OpenGLColorTextureProgram& program,
39 const InfoPanelSceneLayer& layer) :
40 context_(context),
41 program_(program)
42 {
43 LoadTexture(layer);
44 }
45
46
47 void OpenGLInfoPanelRenderer::Render(const AffineTransform2D& transform)
48 {
49 if (texture_.get() != NULL)
50 {
51 int dx, dy;
52 InfoPanelSceneLayer::ComputeAnchorLocation(
53 dx, dy, anchor_, texture_->GetWidth(), texture_->GetHeight(),
54 context_.GetCanvasWidth(), context_.GetCanvasHeight());
55
56 // The position of this type of layer is layer: Ignore the
57 // "transform" coming from the scene
58 program_.Apply(*texture_, AffineTransform2D::CreateOffset(dx, dy), true);
59 }
60 }
61 }
62 }