1/****************************************************************************
2**
3** Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
4** Contact: https://www.qt.io/licensing/
5**
6** This file is part of the Qt3D 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 QT3DRENDER_RENDER_SHADERVARIABLES_P_H
41#define QT3DRENDER_RENDER_SHADERVARIABLES_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 for the convenience
48// of other Qt classes. 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 <Qt3DRender/qt3drender_global.h>
55#include <QOpenGLContext>
56
57QT_BEGIN_NAMESPACE
58
59namespace Qt3DRender {
60
61namespace Render {
62
63struct ShaderAttribute
64{
65 ShaderAttribute()
66 : m_nameId(-1)
67 , m_type(0)
68 , m_size(0)
69 , m_location(-1)
70 {}
71
72 QString m_name;
73 int m_nameId;
74 GLenum m_type;
75 int m_size;
76 int m_location;
77};
78QT3D_DECLARE_TYPEINFO_2(Qt3DRender, Render, ShaderAttribute, Q_MOVABLE_TYPE)
79
80struct ShaderUniform
81{
82 ShaderUniform()
83 : m_nameId(-1)
84 , m_type(GL_NONE)
85 , m_size(0)
86 , m_offset(-1)
87 , m_location(-1)
88 , m_blockIndex(-1)
89 , m_arrayStride(-1)
90 , m_matrixStride(-1)
91 , m_rawByteSize(0)
92 {}
93
94 QString m_name;
95 int m_nameId;
96 GLenum m_type;
97 int m_size;
98 int m_offset; // -1 default, >= 0 if uniform defined in uniform block
99 int m_location; // -1 if uniform defined in a uniform block
100 int m_blockIndex; // -1 is the default, >= 0 if uniform defined in uniform block
101 int m_arrayStride; // -1 is the default, >= 0 if uniform defined in uniform block and if it's an array
102 int m_matrixStride; // -1 is the default, >= 0 uniform defined in uniform block and is a matrix
103 uint m_rawByteSize; // contains byte size (size / type / strides)
104 // size, offset and strides are in bytes
105};
106QT3D_DECLARE_TYPEINFO_2(Qt3DRender, Render, ShaderUniform, Q_MOVABLE_TYPE)
107
108struct ShaderUniformBlock
109{
110 ShaderUniformBlock()
111 : m_nameId(-1)
112 , m_index(-1)
113 , m_binding(-1)
114 , m_activeUniformsCount(0)
115 , m_size(0)
116 {}
117
118 QString m_name;
119 int m_nameId;
120 int m_index;
121 int m_binding;
122 int m_activeUniformsCount;
123 int m_size;
124};
125QT3D_DECLARE_TYPEINFO_2(Qt3DRender, Render, ShaderUniformBlock, Q_MOVABLE_TYPE)
126
127struct ShaderStorageBlock
128{
129 ShaderStorageBlock()
130 : m_nameId(-1)
131 , m_index(-1)
132 , m_binding(-1)
133 , m_size(0)
134 , m_activeVariablesCount(0)
135 {}
136
137 QString m_name;
138 int m_nameId;
139 int m_index;
140 int m_binding;
141 int m_size;
142 int m_activeVariablesCount;
143};
144QT3D_DECLARE_TYPEINFO_2(Qt3DRender, Render, ShaderStorageBlock, Q_MOVABLE_TYPE)
145
146} // namespace Render
147
148} // namespace Qt3DRender
149
150QT_END_NAMESPACE
151
152#endif // QT3DRENDER_RENDER_SHADERVARIABLES_P_H
153