1// Copyright (C) 2014 Klaralvdalens Datakonsult AB (KDAB).
2// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
3
4#ifndef QT3DCORE_QATTRIBUTE_H
5#define QT3DCORE_QATTRIBUTE_H
6
7#include <Qt3DCore/qt3dcore_global.h>
8#include <Qt3DCore/qnode.h>
9#include <Qt3DCore/qbuffer.h>
10#include <QtCore/QSharedPointer>
11
12QT_BEGIN_NAMESPACE
13
14namespace Qt3DCore {
15
16class QAttributePrivate;
17
18typedef QSharedPointer<QBuffer> QBufferPtr;
19
20class Q_3DCORESHARED_EXPORT QAttribute : public QNode
21{
22 Q_OBJECT
23 Q_PROPERTY(Qt3DCore::QBuffer *buffer READ buffer WRITE setBuffer NOTIFY bufferChanged)
24 Q_PROPERTY(QString name READ name WRITE setName NOTIFY nameChanged)
25 Q_PROPERTY(VertexBaseType vertexBaseType READ vertexBaseType WRITE setVertexBaseType NOTIFY vertexBaseTypeChanged)
26 Q_PROPERTY(uint vertexSize READ vertexSize WRITE setVertexSize NOTIFY vertexSizeChanged)
27 Q_PROPERTY(uint count READ count WRITE setCount NOTIFY countChanged)
28 Q_PROPERTY(uint byteStride READ byteStride WRITE setByteStride NOTIFY byteStrideChanged)
29 Q_PROPERTY(uint byteOffset READ byteOffset WRITE setByteOffset NOTIFY byteOffsetChanged)
30 Q_PROPERTY(uint divisor READ divisor WRITE setDivisor NOTIFY divisorChanged)
31 Q_PROPERTY(AttributeType attributeType READ attributeType WRITE setAttributeType NOTIFY attributeTypeChanged)
32 Q_PROPERTY(QString defaultPositionAttributeName READ defaultPositionAttributeName CONSTANT)
33 Q_PROPERTY(QString defaultNormalAttributeName READ defaultNormalAttributeName CONSTANT)
34 Q_PROPERTY(QString defaultColorAttributeName READ defaultColorAttributeName CONSTANT)
35 Q_PROPERTY(QString defaultTextureCoordinateAttributeName READ defaultTextureCoordinateAttributeName CONSTANT)
36 Q_PROPERTY(QString defaultTextureCoordinate1AttributeName READ defaultTextureCoordinate1AttributeName CONSTANT QT3D_PROPERTY_REVISION(2, 11))
37 Q_PROPERTY(QString defaultTextureCoordinate2AttributeName READ defaultTextureCoordinate2AttributeName CONSTANT QT3D_PROPERTY_REVISION(2, 11))
38 Q_PROPERTY(QString defaultTangentAttributeName READ defaultTangentAttributeName CONSTANT)
39 Q_PROPERTY(QString defaultJointIndicesAttributeName READ defaultJointIndicesAttributeName CONSTANT QT3D_PROPERTY_REVISION(2, 10))
40 Q_PROPERTY(QString defaultJointWeightsAttributeName READ defaultJointWeightsAttributeName CONSTANT QT3D_PROPERTY_REVISION(2, 10))
41
42public:
43 enum AttributeType {
44 VertexAttribute,
45 IndexAttribute,
46 DrawIndirectAttribute
47 };
48
49 Q_ENUM(AttributeType) // LCOV_EXCL_LINE
50
51 enum VertexBaseType {
52 Byte = 0,
53 UnsignedByte,
54 Short,
55 UnsignedShort,
56 Int,
57 UnsignedInt,
58 HalfFloat,
59 Float,
60 Double
61 };
62 Q_ENUM(VertexBaseType) // LCOV_EXCL_LINE
63
64 explicit QAttribute(QNode *parent = nullptr);
65 explicit QAttribute(QBuffer *buf, VertexBaseType vertexBaseType, uint vertexSize, uint count, uint offset = 0, uint stride = 0, QNode *parent = nullptr);
66 explicit QAttribute(QBuffer *buf, const QString &name, VertexBaseType vertexBaseType, uint vertexSize, uint count, uint offset = 0, uint stride = 0, QNode *parent = nullptr);
67 ~QAttribute();
68
69 QBuffer *buffer() const;
70 QString name() const;
71 VertexBaseType vertexBaseType() const;
72 uint vertexSize() const;
73 uint count() const;
74 uint byteStride() const;
75 uint byteOffset() const;
76 uint divisor() const;
77 AttributeType attributeType() const;
78
79 Q_INVOKABLE static QString defaultPositionAttributeName();
80 Q_INVOKABLE static QString defaultNormalAttributeName();
81 Q_INVOKABLE static QString defaultColorAttributeName();
82 Q_INVOKABLE static QString defaultTextureCoordinateAttributeName();
83 Q_INVOKABLE static QString defaultTangentAttributeName();
84 static QString defaultJointIndicesAttributeName();
85 static QString defaultJointWeightsAttributeName();
86 static QString defaultTextureCoordinate1AttributeName();
87 static QString defaultTextureCoordinate2AttributeName();
88
89public Q_SLOTS:
90 void setBuffer(QBuffer *buffer);
91 void setName(const QString &name);
92 void setVertexBaseType(VertexBaseType type);
93 void setVertexSize(uint size);
94 void setCount(uint count);
95 void setByteStride(uint byteStride);
96 void setByteOffset(uint byteOffset);
97 void setDivisor(uint divisor);
98 void setAttributeType(AttributeType attributeType);
99
100Q_SIGNALS:
101 void bufferChanged(QBuffer *buffer);
102 void nameChanged(const QString &name);
103 void vertexBaseTypeChanged(VertexBaseType vertexBaseType);
104 void vertexSizeChanged(uint vertexSize);
105 void dataTypeChanged(VertexBaseType vertexBaseType);
106 void dataSizeChanged(uint vertexSize);
107 void countChanged(uint count);
108 void byteStrideChanged(uint byteStride);
109 void byteOffsetChanged(uint byteOffset);
110 void divisorChanged(uint divisor);
111 void attributeTypeChanged(AttributeType attributeType);
112
113private:
114 Q_DECLARE_PRIVATE(QAttribute)
115};
116
117} // Qt3DCore
118
119QT_END_NAMESPACE
120
121#endif // QT3DCORE_QATTRIBUTE_H
122

source code of qt3d/src/core/geometry/qattribute.h