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39
40#ifndef QSHADERGRAPH_P_H
41#define QSHADERGRAPH_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/qshadernode_p.h>
57
58QT_BEGIN_NAMESPACE
59
60class QShaderGraph
61{
62public:
63 class Edge
64 {
65 public:
66 QStringList layers;
67 QUuid sourceNodeUuid;
68 QString sourcePortName;
69 QUuid targetNodeUuid;
70 QString targetPortName;
71 };
72
73 class Statement
74 {
75 public:
76 Q_GUI_EXPORT QUuid uuid() const noexcept;
77 Q_GUI_EXPORT int portIndex(QShaderNodePort::Direction direction, const QString &portName) const noexcept;
78
79 QShaderNode node;
80 QVector<int> inputs;
81 QVector<int> outputs;
82 };
83
84 Q_GUI_EXPORT void addNode(const QShaderNode &node);
85 Q_GUI_EXPORT void removeNode(const QShaderNode &node);
86 Q_GUI_EXPORT QVector<QShaderNode> nodes() const noexcept;
87
88 Q_GUI_EXPORT void addEdge(const Edge &edge);
89 Q_GUI_EXPORT void removeEdge(const Edge &edge);
90 Q_GUI_EXPORT QVector<Edge> edges() const noexcept;
91
92 Q_GUI_EXPORT QVector<Statement> createStatements(const QStringList &enabledLayers = QStringList()) const;
93
94private:
95 QVector<QShaderNode> m_nodes;
96 QVector<Edge> m_edges;
97};
98
99Q_GUI_EXPORT bool operator==(const QShaderGraph::Edge &lhs, const QShaderGraph::Edge &rhs) noexcept;
100
101inline bool operator!=(const QShaderGraph::Edge &lhs, const QShaderGraph::Edge &rhs) noexcept
102{
103 return !(lhs == rhs);
104}
105
106Q_GUI_EXPORT bool operator==(const QShaderGraph::Statement &lhs, const QShaderGraph::Statement &rhs) noexcept;
107
108inline bool operator!=(const QShaderGraph::Statement &lhs, const QShaderGraph::Statement &rhs) noexcept
109{
110 return !(lhs == rhs);
111}
112
113Q_DECLARE_TYPEINFO(QShaderGraph, Q_MOVABLE_TYPE);
114Q_DECLARE_TYPEINFO(QShaderGraph::Edge, Q_MOVABLE_TYPE);
115Q_DECLARE_TYPEINFO(QShaderGraph::Statement, Q_MOVABLE_TYPE);
116
117QT_END_NAMESPACE
118
119Q_DECLARE_METATYPE(QShaderGraph)
120Q_DECLARE_METATYPE(QShaderGraph::Edge)
121Q_DECLARE_METATYPE(QShaderGraph::Statement)
122
123#endif // QSHADERGRAPH_P_H
124