annotate Framework/Scene2D/Internals/OpenGLTextureProgram.h @ 1221:e2435a524029

merge
author Alain Mazy <alain@mazy.be>
date Sat, 07 Dec 2019 17:47:35 +0100
parents b66ced2c43d4
children 2d8ab34c8c91
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
591
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
1 /**
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
2 * Stone of Orthanc
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
4 * Department, University Hospital of Liege, Belgium
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
5 * Copyright (C) 2017-2019 Osimis S.A., Belgium
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
6 *
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
7 * This program is free software: you can redistribute it and/or
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
8 * modify it under the terms of the GNU Affero General Public License
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
9 * as published by the Free Software Foundation, either version 3 of
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
10 * the License, or (at your option) any later version.
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
11 *
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
12 * This program is distributed in the hope that it will be useful, but
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
15 * Affero General Public License for more details.
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
16 *
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
17 * You should have received a copy of the GNU Affero General Public License
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
18 * along with this program. If not, see <http://www.gnu.org/licenses/>.
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
19 **/
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
20
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
21
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
22 #pragma once
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
23
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
24 #include "../../OpenGL/IOpenGLContext.h"
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
25 #include "../../OpenGL/OpenGLProgram.h"
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
26 #include "../../OpenGL/OpenGLTexture.h"
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
27 #include "../../Toolbox/AffineTransform2D.h"
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
28
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
29 namespace OrthancStone
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
30 {
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
31 namespace Internals
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
32 {
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
33 class OpenGLTextureProgram : public boost::noncopyable
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
34 {
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
35 private:
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
36 OpenGL::IOpenGLContext& context_;
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
37 std::auto_ptr<OpenGL::OpenGLProgram> program_;
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
38 GLint positionLocation_;
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
39 GLint textureLocation_;
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
40 GLuint buffers_[2];
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
41
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
42 void InitializeExecution(OpenGL::OpenGLTexture& texture,
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
43 const AffineTransform2D& transform);
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
44
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
45 void FinalizeExecution();
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
46
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
47 public:
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
48 OpenGLTextureProgram(OpenGL::IOpenGLContext& context,
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
49 const char* fragmentShader);
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
50
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
51 ~OpenGLTextureProgram();
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
52
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
53 class Execution : public boost::noncopyable
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
54 {
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
55 private:
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
56 OpenGLTextureProgram& that_;
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
57
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
58 public:
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
59 Execution(OpenGLTextureProgram& that,
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
60 OpenGL::OpenGLTexture& texture,
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
61 const AffineTransform2D& transform) :
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
62 that_(that)
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
63 {
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
64 that_.InitializeExecution(texture, transform);
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
65 }
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
66
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
67 ~Execution()
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
68 {
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
69 that_.FinalizeExecution();
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
70 }
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
71
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
72 void DrawTriangles();
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
73
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
74 GLint GetUniformLocation(const std::string& name)
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
75 {
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
76 return that_.program_->GetUniformLocation(name);
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
77 }
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
78 };
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
79 };
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
80 }
b66ced2c43d4 OpenGLTextureProgram
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
81 }