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/****************************************************************************
**
** Copyright (C) 2017 Klaralvdalens Datakonsult AB (KDAB).
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Qt Quick Layouts module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qshadernode_p.h"
QT_BEGIN_NAMESPACE
QShaderNode::Type QShaderNode::type() const Q_DECL_NOTHROW
{
int inputCount = 0;
int outputCount = 0;
for (const auto &port : qAsConst(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 Q_DECL_NOTHROW
{
return m_uuid;
}
void QShaderNode::setUuid(const QUuid &uuid) Q_DECL_NOTHROW
{
m_uuid = uuid;
}
QStringList QShaderNode::layers() const Q_DECL_NOTHROW
{
return m_layers;
}
void QShaderNode::setLayers(const QStringList &layers) Q_DECL_NOTHROW
{
m_layers = layers;
}
QVector<QShaderNodePort> QShaderNode::ports() const Q_DECL_NOTHROW
{
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);
}
QVector<QShaderFormat> QShaderNode::availableFormats() const
{
auto res = QVector<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 auto it = std::find_if(m_rules.crbegin(), m_rules.crend(),
[format](const QPair<QShaderFormat, Rule> &entry) {
return format.supports(entry.first);
});
return it != m_rules.crend() ? it->second : Rule();
}
QShaderNode::Rule::Rule(const QByteArray &subs, const QByteArrayList &snippets) Q_DECL_NOTHROW
: substitution(subs),
headerSnippets(snippets)
{
}
bool operator==(const QShaderNode::Rule &lhs, const QShaderNode::Rule &rhs) Q_DECL_NOTHROW
{
return lhs.substitution == rhs.substitution
&& lhs.headerSnippets == rhs.headerSnippets;
}
QT_END_NAMESPACE
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