source: trunk/src/opengl/qglframebufferobject.h@ 780

Last change on this file since 780 was 651, checked in by Dmitry A. Kuminov, 15 years ago

trunk: Merged in qt 4.6.2 sources.
File size: 6.6 KB
Line 
1/****************************************************************************
2**
3** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
4** All rights reserved.
5** Contact: Nokia Corporation ([email protected])
6**
7** This file is part of the QtOpenGL module of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
10** Commercial Usage
11** Licensees holding valid Qt Commercial licenses may use this file in
12** accordance with the Qt Commercial License Agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and Nokia.
15**
16** GNU Lesser General Public License Usage
17** Alternatively, this file may be used under the terms of the GNU Lesser
18** General Public License version 2.1 as published by the Free Software
19** Foundation and appearing in the file LICENSE.LGPL included in the
20** packaging of this file. Please review the following information to
21** ensure the GNU Lesser General Public License version 2.1 requirements
22** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
23**
24** In addition, as a special exception, Nokia gives you certain additional
25** rights. These rights are described in the Nokia Qt LGPL Exception
26** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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28** GNU General Public License Usage
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30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
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33** ensure the GNU General Public License version 3.0 requirements will be
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40****************************************************************************/
41
42#ifndef QGLFRAMEBUFFEROBJECT_H
43#define QGLFRAMEBUFFEROBJECT_H
44
45#include <QtOpenGL/qgl.h>
46#include <QtGui/qpaintdevice.h>
47
48QT_BEGIN_HEADER
49
50QT_BEGIN_NAMESPACE
51
52QT_MODULE(OpenGL)
53
54class QGLFramebufferObjectPrivate;
55class QGLFramebufferObjectFormat;
56
57class Q_OPENGL_EXPORT QGLFramebufferObject : public QPaintDevice
58{
59 Q_DECLARE_PRIVATE(QGLFramebufferObject)
60public:
61 enum Attachment {
62 NoAttachment,
63 CombinedDepthStencil,
64 Depth
65 };
66
67 QGLFramebufferObject(const QSize &size, GLenum target = GL_TEXTURE_2D);
68 QGLFramebufferObject(int width, int height, GLenum target = GL_TEXTURE_2D);
69#if !defined(QT_OPENGL_ES) || defined(Q_QDOC)
70 QGLFramebufferObject(const QSize &size, Attachment attachment,
71 GLenum target = GL_TEXTURE_2D, GLenum internal_format = GL_RGBA8);
72 QGLFramebufferObject(int width, int height, Attachment attachment,
73 GLenum target = GL_TEXTURE_2D, GLenum internal_format = GL_RGBA8);
74#else
75 QGLFramebufferObject(const QSize &size, Attachment attachment,
76 GLenum target = GL_TEXTURE_2D, GLenum internal_format = GL_RGBA);
77 QGLFramebufferObject(int width, int height, Attachment attachment,
78 GLenum target = GL_TEXTURE_2D, GLenum internal_format = GL_RGBA);
79#endif
80
81 QGLFramebufferObject(const QSize &size, const QGLFramebufferObjectFormat &format);
82 QGLFramebufferObject(int width, int height, const QGLFramebufferObjectFormat &format);
83
84#ifdef Q_MAC_COMPAT_GL_FUNCTIONS
85 QGLFramebufferObject(const QSize &size, QMacCompatGLenum target = GL_TEXTURE_2D);
86 QGLFramebufferObject(int width, int height, QMacCompatGLenum target = GL_TEXTURE_2D);
87
88 QGLFramebufferObject(const QSize &size, Attachment attachment,
89 QMacCompatGLenum target = GL_TEXTURE_2D, QMacCompatGLenum internal_format = GL_RGBA8);
90 QGLFramebufferObject(int width, int height, Attachment attachment,
91 QMacCompatGLenum target = GL_TEXTURE_2D, QMacCompatGLenum internal_format = GL_RGBA8);
92#endif
93
94 virtual ~QGLFramebufferObject();
95
96 QGLFramebufferObjectFormat format() const;
97
98 bool isValid() const;
99 bool isBound() const;
100 bool bind();
101 bool release();
102
103 GLuint texture() const;
104 QSize size() const;
105 QImage toImage() const;
106 Attachment attachment() const;
107
108 QPaintEngine *paintEngine() const;