Mercurial > hg > orthanc-stone

annotate OrthancStone/Sources/OpenGL/OpenGLTexture.cpp @ 2044:c9dadbe7c7b0 deep-learning

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
notes
author Sebastien Jodogne <s.jodogne@gmail.com>
date Sun, 05 Mar 2023 15:05:58 +0100
parents f3d756e5503f
children e5c812a36746
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
1 /**
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
2 * Stone of Orthanc
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
4 * Department, University Hospital of Liege, Belgium
1871
7053b8a0aaec upgrade to year 2022
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1870
diff changeset
5 * Copyright (C) 2017-2022 Osimis S.A., Belgium
7053b8a0aaec upgrade to year 2022
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1870
diff changeset
6 * Copyright (C) 2021-2022 Sebastien Jodogne, ICTEAM UCLouvain, Belgium
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
7 *
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
8 * This program is free software: you can redistribute it and/or
1598
8563ea5d8ae4 relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1596
diff changeset
9 * modify it under the terms of the GNU Lesser General Public License
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
10 * as published by the Free Software Foundation, either version 3 of
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
11 * the License, or (at your option) any later version.
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
12 *
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
13 * This program is distributed in the hope that it will be useful, but
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
14 * WITHOUT ANY WARRANTY; without even the implied warranty of
1598
8563ea5d8ae4 relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1596
diff changeset
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
8563ea5d8ae4 relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1596
diff changeset
16 * Lesser General Public License for more details.
1596
4fb8fdf03314 removed annoying whitespace
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1564
diff changeset
17 *
1598
8563ea5d8ae4 relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1596
diff changeset
18 * You should have received a copy of the GNU Lesser General Public
8563ea5d8ae4 relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1596
diff changeset
19 * License along with this program. If not, see
8563ea5d8ae4 relicensing some files, cf. osimis bm26 and chu agreement on 2020-05-20
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1596
diff changeset
20 * <http://www.gnu.org/licenses/>.
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
21 **/
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
22
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
23
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
24 #include "OpenGLTexture.h"
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
25 #include "IOpenGLContext.h"
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
26
2032
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
27 #include <Images/Image.h>
1624
59f95b9ea858 fix build
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1598
diff changeset
28 #include <Logging.h>
1455
30deba7bc8e2 simplifying include_directories
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1270
diff changeset
29 #include <OrthancException.h>
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
30
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
31 namespace OrthancStone
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
32 {
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
33 namespace OpenGL
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
34 {
2032
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
35 OpenGLTexture::OpenGLTexture(OpenGL::IOpenGLContext& context) :
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
36 texture_(0),
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
37 width_(0),
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
38 height_(0),
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
39 context_(context)
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
40 {
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
41 if (!context_.IsContextLost())
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
42 {
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
43 // Generate a texture object
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
44 glGenTextures(1, &texture_);
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
45 if (texture_ == 0)
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
46 {
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
47 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError,
2032
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
48 "Cannot create an OpenGL texture");
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
49 }
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
50 }
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
51 }
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
52
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
53 OpenGLTexture::~OpenGLTexture()
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
54 {
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
55 try
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
56 {
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
57 if (!context_.IsContextLost())
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
58 {
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
59 assert(texture_ != 0);
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
60 ORTHANC_OPENGL_TRACE_CURRENT_CONTEXT("About to call glDeleteTextures");
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
61 glDeleteTextures(1, &texture_);
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
62 }
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
63 }
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
64 catch (const Orthanc::OrthancException& e)
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
65 {
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
66 if (e.HasDetails())
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
67 {
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
68 LOG(ERROR) << "OrthancException in ~OpenGLTexture: " << e.What() << " Details: " << e.GetDetails();
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
69 }
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
70 else
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
71 {
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
72 LOG(ERROR) << "OrthancException in ~OpenGLTexture: " << e.What();
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
73 }
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
74 }
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
75 catch (const std::exception& e)
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
76 {
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
77 LOG(ERROR) << "std::exception in ~OpenGLTexture: " << e.what();
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
78 }
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
79 catch (...)
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
80 {
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
81 LOG(ERROR) << "Unknown exception in ~OpenGLTexture";
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
82 }
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
83 }
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
84
2034
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
85 void OpenGLTexture::Setup(Orthanc::PixelFormat format,
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
86 unsigned int width,
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
87 unsigned int height,
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
88 bool isLinearInterpolation,
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
89 const void* data)
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
90 {
2034
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
91 if (context_.IsContextLost())
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
92 {
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
93 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError,
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
94 "OpenGL context has been lost");
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
95 }
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
96 else
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
97 {
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
98 glPixelStorei(GL_UNPACK_ALIGNMENT, 1); // Disable byte-alignment restriction
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
99
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
100 // Bind it
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
101 glActiveTexture(GL_TEXTURE0);
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
102 glBindTexture(GL_TEXTURE_2D, texture_);
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
103
2032
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
104 GLenum sourceFormat, internalFormat, pixelType;
2037
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
105 ConvertToOpenGLFormats(sourceFormat, internalFormat, pixelType, format);
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
106
2034
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
107 width_ = width;
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
108 height_ = height;
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
109
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
110 GLint interpolation = (isLinearInterpolation ? GL_LINEAR : GL_NEAREST);
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
111
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
112 // Load the texture from the image buffer
2034
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
113 glTexImage2D(GL_TEXTURE_2D, 0, internalFormat, width, height,
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
114 0, sourceFormat, pixelType, data);
2036
444527d34647 sanity check in textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2035
diff changeset
115
2043
f3d756e5503f fix build on wasm
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2042
diff changeset
116 #if !defined(__EMSCRIPTEN__)
2044
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2043
diff changeset
117 // glGetTexLevelParameteriv() is not implemented yet in Emscripten 3.1.7
2036
444527d34647 sanity check in textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2035
diff changeset
118 GLint w, h;
444527d34647 sanity check in textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2035
diff changeset
119 glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_WIDTH, &w);
444527d34647 sanity check in textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2035
diff changeset
120 glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_HEIGHT, &h);
444527d34647 sanity check in textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2035
diff changeset
121 if (width != static_cast<unsigned int>(w) ||
444527d34647 sanity check in textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2035
diff changeset
122 height != static_cast<unsigned int>(h))
444527d34647 sanity check in textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2035
diff changeset
123 {
444527d34647 sanity check in textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2035
diff changeset
124 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError,
444527d34647 sanity check in textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2035
diff changeset
125 "Your GPU cannot create a texture of size " +
444527d34647 sanity check in textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2035
diff changeset
126 boost::lexical_cast<std::string>(width) + " x " +
444527d34647 sanity check in textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2035
diff changeset
127 boost::lexical_cast<std::string>(height));
444527d34647 sanity check in textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2035
diff changeset
128 }
2043
f3d756e5503f fix build on wasm
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2042
diff changeset
129 #endif
2036
444527d34647 sanity check in textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2035
diff changeset
130
947
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
131 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, interpolation);
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
132 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, interpolation);
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
133 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
134 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
1091b2adeb5a Fixed animation frame stopping when returning false + big work on the OpenGL
Benjamin Golinvaux <bgo@osimis.io>
parents: 616
diff changeset
135 }
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
136 }
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
137
2034
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
138 void OpenGLTexture::Load(const Orthanc::ImageAccessor& image,
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
139 bool isLinearInterpolation)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
140 {
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
141 if (image.GetPitch() != image.GetBytesPerPixel() * image.GetWidth())
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
142 {
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
143 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented,
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
144 "Pitch is not the same as the row size");
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
145 }
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
146 else
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
147 {
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
148 Setup(image.GetFormat(), image.GetWidth(), image.GetHeight(),
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
149 isLinearInterpolation, image.GetConstBuffer());
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
150 }
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
151 }
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2033
diff changeset
152
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
153
2039
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2037
diff changeset
154 void OpenGLTexture::Bind(GLint location) const
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
155 {
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
156 glActiveTexture(GL_TEXTURE0);
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
157 glBindTexture(GL_TEXTURE_2D, texture_);
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
158 glUniform1i(location, 0 /* texture unit */);
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
159 }
2032
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
160
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
161
2042
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
162 void OpenGLTexture::BindAsTextureUnit(GLint location,
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
163 unsigned int unit) const
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
164 {
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
165 if (unit >= 32)
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
166 {
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
167 throw Orthanc::OrthancException(Orthanc::ErrorCode_ParameterOutOfRange);
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
168 }
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
169
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
170 assert(GL_TEXTURE0 + 1 == GL_TEXTURE1 &&
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
171 GL_TEXTURE0 + 31 == GL_TEXTURE31);
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
172
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
173 glActiveTexture(GL_TEXTURE0 + unit);
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
174 glBindTexture(GL_TEXTURE_2D, texture_);
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
175 glUniform1i(location, unit /* texture unit */);
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
176 }
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
177
0fa4c0ca429d added OpenGLTexture::BindAsTextureUnit()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2039
diff changeset
178
2039
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2037
diff changeset
179 Orthanc::ImageAccessor* OpenGLTexture::Download(Orthanc::PixelFormat format) const
2032
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
180 {
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
181 if (context_.IsContextLost())
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
182 {
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
183 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError,
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
184 "OpenGL context is lost");
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
185 }
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
186
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
187 std::unique_ptr<Orthanc::ImageAccessor> target(new Orthanc::Image(format, width_, height_, true));
2033
23b0a42eea85 added support for floating-point images in OpenGLTexture
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2032
diff changeset
188 assert(target->GetPitch() == width_ * Orthanc::GetBytesPerPixel(format));
2032
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
189
2044
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2043
diff changeset
190 #if defined(__EMSCRIPTEN__)
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2043
diff changeset
191 /**
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2043
diff changeset
192 * The "glGetTexImage()" is unavailable in WebGL, it is
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2043
diff changeset
193 * necessary to use a framebuffer:
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2043
diff changeset
194 * https://stackoverflow.com/a/15064957
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2043
diff changeset
195 **/
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2043
diff changeset
196 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2043
diff changeset
197
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2043
diff changeset
198 #else
2032
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
199 glBindTexture(GL_TEXTURE_2D, texture_);
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
200
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
201 switch (format)
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
202 {
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
203 case Orthanc::PixelFormat_Grayscale8:
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
204 glGetTexImage(GL_TEXTURE_2D, 0 /* base level */, GL_RED, GL_UNSIGNED_BYTE, target->GetBuffer());
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
205 break;
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
206
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
207 case Orthanc::PixelFormat_RGB24:
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
208 glGetTexImage(GL_TEXTURE_2D, 0 /* base level */, GL_RGB, GL_UNSIGNED_BYTE, target->GetBuffer());
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
209 break;
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
210
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
211 case Orthanc::PixelFormat_RGBA32:
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
212 glGetTexImage(GL_TEXTURE_2D, 0 /* base level */, GL_RGBA, GL_UNSIGNED_BYTE, target->GetBuffer());
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
213 break;
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
214
2033
23b0a42eea85 added support for floating-point images in OpenGLTexture
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2032
diff changeset
215 case Orthanc::PixelFormat_Float32:
23b0a42eea85 added support for floating-point images in OpenGLTexture
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2032
diff changeset
216 glGetTexImage(GL_TEXTURE_2D, 0 /* base level */, GL_RED, GL_FLOAT, target->GetBuffer());
23b0a42eea85 added support for floating-point images in OpenGLTexture
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2032
diff changeset
217 break;
23b0a42eea85 added support for floating-point images in OpenGLTexture
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2032
diff changeset
218
2032
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
219 default:
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
220 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented);
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
221 }
2044
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2043
diff changeset
222 #endif
2032
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
223
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
224 return target.release();
d10bab7cc396 added OpenGLTexture::Download()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 1871
diff changeset
225 }
2035
a73a8415780f added OpenGLTexture::SetClampingToZero()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2034
diff changeset
226
a73a8415780f added OpenGLTexture::SetClampingToZero()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2034
diff changeset
227
a73a8415780f added OpenGLTexture::SetClampingToZero()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2034
diff changeset
228 void OpenGLTexture::SetClampingToZero()
a73a8415780f added OpenGLTexture::SetClampingToZero()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2034
diff changeset
229 {
a73a8415780f added OpenGLTexture::SetClampingToZero()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2034
diff changeset
230 glBindTexture(GL_TEXTURE_2D, texture_);
a73a8415780f added OpenGLTexture::SetClampingToZero()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2034
diff changeset
231 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_BORDER);
a73a8415780f added OpenGLTexture::SetClampingToZero()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2034
diff changeset
232 glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_BORDER);
a73a8415780f added OpenGLTexture::SetClampingToZero()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2034
diff changeset
233
a73a8415780f added OpenGLTexture::SetClampingToZero()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2034
diff changeset
234 GLfloat colorfv[4] = { 0, 0, 0, 0 };
a73a8415780f added OpenGLTexture::SetClampingToZero()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2034
diff changeset
235 glTextureParameterfv(texture_, GL_TEXTURE_BORDER_COLOR, colorfv);
a73a8415780f added OpenGLTexture::SetClampingToZero()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2034
diff changeset
236 }
2037
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
237
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
238
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
239 void OpenGLTexture::ConvertToOpenGLFormats(GLenum& sourceFormat,
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
240 GLenum& internalFormat,
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
241 GLenum& pixelType,
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
242 Orthanc::PixelFormat format)
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
243 {
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
244 switch (format)
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
245 {
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
246 case Orthanc::PixelFormat_Grayscale8:
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
247 sourceFormat = GL_RED;
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
248 internalFormat = GL_RED;
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
249 pixelType = GL_UNSIGNED_BYTE;
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
250 break;
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
251
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
252 case Orthanc::PixelFormat_RGB24:
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
253 sourceFormat = GL_RGB;
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
254 internalFormat = GL_RGB;
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
255 pixelType = GL_UNSIGNED_BYTE;
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
256 break;
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
257
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
258 case Orthanc::PixelFormat_RGBA32:
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
259 sourceFormat = GL_RGBA;
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
260 internalFormat = GL_RGBA;
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
261 pixelType = GL_UNSIGNED_BYTE;
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
262 break;
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
263
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
264 case Orthanc::PixelFormat_Float32:
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
265 sourceFormat = GL_RED;
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
266 internalFormat = GL_R32F; // Don't use "GL_RED" here, as it clamps to [0,1]
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
267 pixelType = GL_FLOAT;
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
268 break;
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
269
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
270 default:
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
271 throw Orthanc::OrthancException(Orthanc::ErrorCode_NotImplemented,
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
272 "No support for this format in OpenGL textures: " +
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
273 std::string(EnumerationToString(format)));
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
274 }
d81a7157a846 added OpenGLTexture::ConvertToOpenGLFormats()
Sebastien Jodogne <s.jodogne@gmail.com>
parents: 2036
diff changeset
275 }
579
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
276 }
fadacfbf5538 OpenGL programs and textures
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff changeset
277 }