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39
40#include "qshadernode_p.h"
41
42QT_BEGIN_NAMESPACE
43
44QShaderNode::Type QShaderNode::type() const noexcept
45{
46 int inputCount = 0;
47 int outputCount = 0;
48 for (const auto &port : qAsConst(t: m_ports)) {
49 switch (port.direction) {
50 case QShaderNodePort::Input:
51 inputCount++;
52 break;
53 case QShaderNodePort::Output:
54 outputCount++;
55 break;
56 }
57 }
58
59 return (inputCount == 0 && outputCount == 0) ? Invalid
60 : (inputCount > 0 && outputCount == 0) ? Output
61 : (inputCount == 0 && outputCount > 0) ? Input
62 : Function;
63}
64
65QUuid QShaderNode::uuid() const noexcept
66{
67 return m_uuid;
68}
69
70void QShaderNode::setUuid(const QUuid &uuid) noexcept
71{
72 m_uuid = uuid;
73}
74
75QStringList QShaderNode::layers() const noexcept
76{
77 return m_layers;
78}
79
80void QShaderNode::setLayers(const QStringList &layers) noexcept
81{
82 m_layers = layers;
83}
84
85QVector<QShaderNodePort> QShaderNode::ports() const noexcept
86{
87 return m_ports;
88}
89
90void QShaderNode::addPort(const QShaderNodePort &port)
91{
92 removePort(port);
93 m_ports.append(t: port);
94}
95
96void QShaderNode::removePort(const QShaderNodePort &port)
97{
98 const auto it = std::find_if(first: m_ports.begin(), last: m_ports.end(),
99 pred: [port](const QShaderNodePort &p) {
100 return p.name == port.name;
101 });
102 if (it != m_ports.end())
103 m_ports.erase(pos: it);
104}
105
106QStringList QShaderNode::parameterNames() const
107{
108 return m_parameters.keys();
109}
110
111QVariant QShaderNode::parameter(const QString &name) const
112{
113 return m_parameters.value(akey: name);
114}
115
116void QShaderNode::setParameter(const QString &name, const QVariant &value)
117{
118 m_parameters.insert(akey: name, avalue: value);
119}
120
121void QShaderNode::clearParameter(const QString &name)
122{
123 m_parameters.remove(akey: name);
124}
125
126void QShaderNode::addRule(const QShaderFormat &format, const QShaderNode::Rule &rule)
127{
128 removeRule(format);
129 m_rules << qMakePair(x: format, y: rule);
130}
131
132void QShaderNode::removeRule(const QShaderFormat &format)
133{
134 const auto it = std::find_if(first: m_rules.begin(), last: m_rules.end(),
135 pred: [format](const QPair<QShaderFormat, Rule> &entry) {
136 return entry.first == format;
137 });
138 if (it != m_rules.end())
139 m_rules.erase(pos: it);
140}
141
142QVector<QShaderFormat> QShaderNode::availableFormats() const
143{
144 auto res = QVector<QShaderFormat>();
145 std::transform(first: m_rules.cbegin(), last: m_rules.cend(),
146 result: std::back_inserter(x&: res),
147 unary_op: [](const QPair<QShaderFormat, Rule> &entry) { return entry.first; });
148 return res;
149}
150
151QShaderNode::Rule QShaderNode::rule(const QShaderFormat &format) const
152{
153 const auto it = std::find_if(first: m_rules.crbegin(), last: m_rules.crend(),
154 pred: [format](const QPair<QShaderFormat, Rule> &entry) {
155 return format.supports(other: entry.first);
156 });
157 return it != m_rules.crend() ? it->second : Rule();
158}
159
160QShaderNode::Rule::Rule(const QByteArray &subs, const QByteArrayList &snippets) noexcept
161 : substitution(subs),
162 headerSnippets(snippets)
163{
164}
165
166bool operator==(const QShaderNode::Rule &lhs, const QShaderNode::Rule &rhs) noexcept
167{
168 return lhs.substitution == rhs.substitution
169 && lhs.headerSnippets == rhs.headerSnippets;
170}
171
172QT_END_NAMESPACE
173

source code of qtbase/src/gui/util/qshadernode.cpp