Revision control
++ // Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB).
++ // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
++
++ #include "qshadernode_p.h"
++
++ QT_BEGIN_NAMESPACE
++
++ namespace Qt3DRender
++ {
++ QShaderNode::Type QShaderNode::type() const noexcept
++ {
++ int inputCount = 0;
++ int outputCount = 0;
++ for (const auto &port : std::as_const(m_ports)) {
++ switch (port.direction) {
++ case QShaderNodePort::Input:
++ inputCount++;
++ break;
++ case QShaderNodePort::Output:
++ outputCount++;
++ break;
++ }
++ }
++
++ return (inputCount == 0 && outputCount == 0) ? Invalid
++ : (inputCount > 0 && outputCount == 0) ? Output
++ : (inputCount == 0 && outputCount > 0) ? Input
++ : Function;
++ }
++
++ QUuid QShaderNode::uuid() const noexcept
++ {
++ return m_uuid;
++ }
++
++ void QShaderNode::setUuid(const QUuid &uuid) noexcept
++ {
++ m_uuid = uuid;
++ }
++
++ QStringList QShaderNode::layers() const noexcept
++ {
++ return m_layers;
++ }
++
++ void QShaderNode::setLayers(const QStringList &layers) noexcept
++ {
++ m_layers = layers;
++ }
++
++ QList<QShaderNodePort> QShaderNode::ports() const noexcept
++ {
++ return m_ports;
++ }
++
++ void QShaderNode::addPort(const QShaderNodePort &port)
++ {
++ removePort(port);
++ m_ports.append(port);
++ }
++
++ void QShaderNode::removePort(const QShaderNodePort &port)
++ {
++ const auto it = std::find_if(m_ports.begin(), m_ports.end(),
++ [port](const QShaderNodePort &p) {
++ return p.name == port.name;
++ });
++ if (it != m_ports.end())
++ m_ports.erase(it);
++ }
++
++ QStringList QShaderNode::parameterNames() const
++ {
++ return m_parameters.keys();
++ }
++
++ QVariant QShaderNode::parameter(const QString &name) const
++ {
++ return m_parameters.value(name);
++ }
++
++ void QShaderNode::setParameter(const QString &name, const QVariant &value)
++ {
++ m_parameters.insert(name, value);
++ }
++
++ void QShaderNode::clearParameter(const QString &name)
++ {
++ m_parameters.remove(name);
++ }
++
++ void QShaderNode::addRule(const QShaderFormat &format, const QShaderNode::Rule &rule)
++ {
++ removeRule(format);
++ m_rules << qMakePair(format, rule);
++ }
++
++ void QShaderNode::removeRule(const QShaderFormat &format)
++ {
++ const auto it = std::find_if(m_rules.begin(), m_rules.end(),
++ [format](const QPair<QShaderFormat, Rule> &entry) {
++ return entry.first == format;
++ });
++ if (it != m_rules.end())
++ m_rules.erase(it);
++ }
++
++ QList<QShaderFormat> QShaderNode::availableFormats() const
++ {
++ auto res = QList<QShaderFormat>();
++ std::transform(m_rules.cbegin(), m_rules.cend(),
++ std::back_inserter(res),
++ [](const QPair<QShaderFormat, Rule> &entry) { return entry.first; });
++ return res;
++ }
++
++ QShaderNode::Rule QShaderNode::rule(const QShaderFormat &format) const
++ {
++ const QPair<QShaderFormat, Rule> *selected = nullptr;
++ for (auto it = m_rules.crbegin(); it != m_rules.crend(); ++it) {
++ const auto &entry = *it;
++ if (format.supports(entry.first)) {
++ if (!selected || entry.first.version() > selected->first.version())
++ selected = &entry;
++ }
++ }
++ return selected ? selected->second : Rule();
++ }
++
++ QShaderNode::Rule::Rule(const QByteArray &subs, const QByteArrayList &snippets) noexcept
++ : substitution(subs),
++ headerSnippets(snippets)
++ {
++ }
++
++ bool operator==(const QShaderNode::Rule &lhs, const QShaderNode::Rule &rhs) noexcept
++ {
++ return lhs.substitution == rhs.substitution
++ && lhs.headerSnippets == rhs.headerSnippets;
++ }
++ }
++ QT_END_NAMESPACE