1/****************************************************************************
2**
3** Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB).
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the QtGui module of the Qt Toolkit.
7**
8** $QT_BEGIN_LICENSE:LGPL$
9** Commercial License Usage
10** Licensees holding valid commercial Qt licenses may use this file in
11** accordance with the commercial license agreement provided with the
12** Software or, alternatively, in accordance with the terms contained in
13** a written agreement between you and The Qt Company. For licensing terms
14** and conditions see https://www.qt.io/terms-conditions. For further
15** information use the contact form at https://www.qt.io/contact-us.
16**
17** GNU Lesser General Public License Usage
18** Alternatively, this file may be used under the terms of the GNU Lesser
19** General Public License version 3 as published by the Free Software
20** Foundation and appearing in the file LICENSE.LGPL3 included in the
21** packaging of this file. Please review the following information to
22** ensure the GNU Lesser General Public License version 3 requirements
23** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
24**
25** GNU General Public License Usage
26** Alternatively, this file may be used under the terms of the GNU
27** General Public License version 2.0 or (at your option) the GNU General
28** Public license version 3 or any later version approved by the KDE Free
29** Qt Foundation. The licenses are as published by the Free Software
30** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
31** included in the packaging of this file. Please review the following
32** information to ensure the GNU General Public License requirements will
33** be met: https://www.gnu.org/licenses/gpl-2.0.html and
34** https://www.gnu.org/licenses/gpl-3.0.html.
35**
36** $QT_END_LICENSE$
37**
38****************************************************************************/
39
40#ifndef QSHADERNODE_P_H
41#define QSHADERNODE_P_H
42
43//
44// W A R N I N G
45// -------------
46//
47// This file is not part of the Qt API. It exists purely as an
48// implementation detail. This header file may change from version to
49// version without notice, or even be removed.
50//
51// We mean it.
52//
53
54#include <QtGui/private/qtguiglobal_p.h>
55
56#include <QtGui/private/qshaderformat_p.h>
57#include <QtGui/private/qshadernodeport_p.h>
58
59#include <QtCore/quuid.h>
60
61QT_BEGIN_NAMESPACE
62
63class QShaderNode
64{
65public:
66 enum Type : char {
67 Invalid,
68 Input,
69 Output,
70 Function
71 };
72
73 class Rule
74 {
75 public:
76 Q_GUI_EXPORT Rule(const QByteArray &substitution = QByteArray(), const QByteArrayList &headerSnippets = QByteArrayList()) noexcept;
77
78 QByteArray substitution;
79 QByteArrayList headerSnippets;
80 };
81
82 Q_GUI_EXPORT Type type() const noexcept;
83
84 Q_GUI_EXPORT QUuid uuid() const noexcept;
85 Q_GUI_EXPORT void setUuid(const QUuid &uuid) noexcept;
86
87 Q_GUI_EXPORT QStringList layers() const noexcept;
88 Q_GUI_EXPORT void setLayers(const QStringList &layers) noexcept;
89
90 Q_GUI_EXPORT QList<QShaderNodePort> ports() const noexcept;
91 Q_GUI_EXPORT void addPort(const QShaderNodePort &port);
92 Q_GUI_EXPORT void removePort(const QShaderNodePort &port);
93
94 Q_GUI_EXPORT QStringList parameterNames() const;
95 Q_GUI_EXPORT QVariant parameter(const QString &name) const;
96 Q_GUI_EXPORT void setParameter(const QString &name, const QVariant &value);
97 Q_GUI_EXPORT void clearParameter(const QString &name);
98
99 Q_GUI_EXPORT void addRule(const QShaderFormat &format, const Rule &rule);
100 Q_GUI_EXPORT void removeRule(const QShaderFormat &format);
101
102 Q_GUI_EXPORT QList<QShaderFormat> availableFormats() const;
103 Q_GUI_EXPORT Rule rule(const QShaderFormat &format) const;
104
105private:
106 QUuid m_uuid;
107 QStringList m_layers;
108 QList<QShaderNodePort> m_ports;
109 QHash<QString, QVariant> m_parameters;
110 QList<QPair<QShaderFormat, QShaderNode::Rule>> m_rules;
111};
112
113Q_GUI_EXPORT bool operator==(const QShaderNode::Rule &lhs, const QShaderNode::Rule &rhs) noexcept;
114
115inline bool operator!=(const QShaderNode::Rule &lhs, const QShaderNode::Rule &rhs) noexcept
116{
117 return !(lhs == rhs);
118}
119
120Q_DECLARE_TYPEINFO(QShaderNode, Q_MOVABLE_TYPE);
121Q_DECLARE_TYPEINFO(QShaderNode::Rule, Q_MOVABLE_TYPE);
122
123QT_END_NAMESPACE
124
125Q_DECLARE_METATYPE(QShaderNode)
126Q_DECLARE_METATYPE(QShaderNode::Rule)
127
128#endif // QSHADERNODE_P_H
129