466 lines
9.6 KiB
C++
466 lines
9.6 KiB
C++
/***
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Olive - Non-Linear Video Editor
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Copyright (C) 2022 Olive Team
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#ifndef NODEVALUE_H
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#define NODEVALUE_H
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#include <QMatrix4x4>
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#include <QString>
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#include <QVariant>
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#include <QVector>
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#include "codec/samplebuffer.h"
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#include "common/bezier.h"
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#include "common/qtutils.h"
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#include "node/splitvalue.h"
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#include "render/texture.h"
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namespace olive {
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class Node;
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class NodeValue;
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class NodeValueTable;
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using NodeValueArray = std::map<int, NodeValue>;
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using NodeValueTableArray = std::map<int, NodeValueTable>;
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class NodeValue
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{
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public:
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/**
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* @brief The types of data that can be passed between Nodes
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*/
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enum Type {
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kNone,
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/**
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****************************** SPECIFIC IDENTIFIERS ******************************
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*/
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/**
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* Integer type
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*
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* Resolves to int64_t.
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*/
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kInt,
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/**
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* Decimal (floating-point) type
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*
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* Resolves to `double`.
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*/
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kFloat,
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/**
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* Decimal (rational) type
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*
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* Resolves to `double`.
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*/
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kRational,
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/**
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* Boolean type
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*
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* Resolves to `bool`.
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*/
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kBoolean,
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/**
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* Floating-point type
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*
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* Resolves to `Color`.
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*
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* Colors passed around the nodes should always be in reference space and preferably use
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*/
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kColor,
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/**
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* Matrix type
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*
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* Resolves to `QMatrix4x4`.
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*/
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kMatrix,
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/**
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* Text type
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*
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* Resolves to `QString`.
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*/
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kText,
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/**
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* Font type
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*
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* Resolves to `QFont`.
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*/
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kFont,
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/**
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* File type
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*
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* Resolves to a `QString` containing an absolute file path.
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*/
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kFile,
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/**
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* Image buffer type
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*
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* True value type depends on the render engine used.
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*/
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kTexture,
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/**
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* Audio samples type
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*
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* Resolves to `SampleBufferPtr`.
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*/
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kSamples,
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/**
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* Two-dimensional vector (XY) type
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*
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* Resolves to `QVector2D`.
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*/
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kVec2,
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/**
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* Three-dimensional vector (XYZ) type
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*
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* Resolves to `QVector3D`.
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*/
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kVec3,
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/**
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* Four-dimensional vector (XYZW) type
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*
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* Resolves to `QVector4D`.
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*/
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kVec4,
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/**
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* Cubic bezier type that contains three X/Y coordinates, the main point, and two control points
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*
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* Resolves to `Bezier`
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*/
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kBezier,
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/**
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* ComboBox type
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*
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* Resolves to `int` - the index currently selected
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*/
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kCombo,
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/**
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* Video Parameters type
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*
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* Resolves to `VideoParams`
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*/
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kVideoParams,
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/**
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* Audio Parameters type
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*
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* Resolves to `AudioParams`
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*/
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kAudioParams,
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/**
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* Subtitle Parameters type
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*
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* Resolves to `SubtitleParams`
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*/
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kSubtitleParams,
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/**
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* End of list
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*/
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kDataTypeCount
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};
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NodeValue() :
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type_(kNone),
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from_(nullptr),
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array_(false)
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{
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}
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template <typename T>
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NodeValue(Type type, const T& data, const Node* from = nullptr, bool array = false, const QString& tag = QString()) :
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type_(type),
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from_(from),
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tag_(tag),
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array_(array)
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{
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set_value(data);
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}
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template <typename T>
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NodeValue(Type type, const T& data, const Node* from, const QString& tag) :
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NodeValue(type, data, from, false, tag)
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{
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}
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Type type() const
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{
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return type_;
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}
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template <typename T>
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T value() const
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{
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return data_.value<T>();
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}
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template <typename T>
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void set_value(const T &v)
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{
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data_ = QVariant::fromValue(v);
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}
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const QVariant &data() const { return data_; }
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template <typename T>
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bool canConvert() const
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{
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return data_.canConvert<T>();
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}
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const QString& tag() const
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{
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return tag_;
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}
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void set_tag(const QString& tag)
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{
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tag_ = tag;
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}
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const Node* source() const
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{
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return from_;
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}
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bool array() const
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{
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return array_;
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}
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bool operator==(const NodeValue& rhs) const
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{
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return type_ == rhs.type_ && tag_ == rhs.tag_ && data_ == rhs.data_;
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}
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operator bool() const
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{
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return !data_.isNull();
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}
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static QString GetPrettyDataTypeName(Type type);
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static QString GetDataTypeName(Type type);
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static NodeValue::Type GetDataTypeFromName(const QString &n);
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static QString ValueToString(Type data_type, const QVariant& value, bool value_is_a_key_track);
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static QString ValueToString(const NodeValue &v, bool value_is_a_key_track)
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{
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return ValueToString(v.type_, v.data_, value_is_a_key_track);
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}
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static QVariant StringToValue(Type data_type, const QString &string, bool value_is_a_key_track);
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static QVector<QVariant> split_normal_value_into_track_values(Type type, const QVariant &value);
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static QVariant combine_track_values_into_normal_value(Type type, const QVector<QVariant>& split);
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SplitValue to_split_value() const
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{
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return split_normal_value_into_track_values(type_, data_);
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}
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/**
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* @brief Returns whether a data type can be interpolated or not
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*/
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static bool type_can_be_interpolated(NodeValue::Type type)
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{
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return type == kFloat
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|| type == kVec2
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|| type == kVec3
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|| type == kVec4
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|| type == kBezier
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|| type == kColor
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|| type == kRational;
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}
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static bool type_is_numeric(NodeValue::Type type)
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{
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return type == kFloat
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|| type == kInt
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|| type == kRational;
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}
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static bool type_is_vector(NodeValue::Type type)
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{
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return type == kVec2
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|| type == kVec3
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|| type == kVec4;
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}
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static bool type_is_buffer(NodeValue::Type type)
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{
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return type == kTexture
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|| type == kSamples;
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}
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static int get_number_of_keyframe_tracks(Type type);
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static void ValidateVectorString(QStringList* list, int count);
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TexturePtr toTexture() const { return value<TexturePtr>(); }
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SampleBuffer toSamples() const { return value<SampleBuffer>(); }
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bool toBool() const { return value<bool>(); }
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double toDouble() const { return value<double>(); }
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int64_t toInt() const { return value<int64_t>(); }
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rational toRational() const { return value<olive::core::rational>(); }
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QString toString() const { return value<QString>(); }
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Color toColor() const { return value<olive::core::Color>(); }
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QMatrix4x4 toMatrix() const { return value<QMatrix4x4>(); }
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VideoParams toVideoParams() const { return value<VideoParams>(); }
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AudioParams toAudioParams() const { return value<AudioParams>(); }
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QVector2D toVec2() const { return value<QVector2D>(); }
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QVector3D toVec3() const { return value<QVector3D>(); }
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QVector4D toVec4() const { return value<QVector4D>(); }
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Bezier toBezier() const { return value<Bezier>(); }
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NodeValueArray toArray() const { return value<NodeValueArray>(); }
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private:
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Type type_;
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QVariant data_;
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const Node* from_;
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QString tag_;
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bool array_;
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};
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class NodeValueTable
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{
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public:
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NodeValueTable() = default;
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NodeValue Get(NodeValue::Type type, const QString& tag = QString()) const
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{
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QVector<NodeValue::Type> types = {type};
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return Get(types, tag);
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}
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NodeValue Get(const QVector<NodeValue::Type>& type, const QString& tag = QString()) const;
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NodeValue Take(NodeValue::Type type, const QString& tag = QString())
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{
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QVector<NodeValue::Type> types = {type};
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return Take(types, tag);
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}
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NodeValue Take(const QVector<NodeValue::Type>& type, const QString& tag = QString());
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void Push(const NodeValue& value)
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{
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values_.append(value);
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}
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void Push(const NodeValueTable& value)
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{
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values_.append(value.values_);
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}
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template <typename T>
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void Push(NodeValue::Type type, const T& data, const Node *from, bool array = false, const QString& tag = QString())
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{
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Push(NodeValue(type, data, from, array, tag));
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}
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template <typename T>
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void Push(NodeValue::Type type, const T& data, const Node *from, const QString& tag)
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{
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Push(NodeValue(type, data, from, false, tag));
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}
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void Prepend(const NodeValue& value)
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{
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values_.prepend(value);
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}
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template <typename T>
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void Prepend(NodeValue::Type type, const T& data, const Node *from, bool array = false, const QString& tag = QString())
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{
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Prepend(NodeValue(type, data, from, array, tag));
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}
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template <typename T>
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void Prepend(NodeValue::Type type, const T& data, const Node *from, const QString& tag)
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{
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Prepend(NodeValue(type, data, from, false, tag));
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}
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const NodeValue& at(int index) const
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{
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return values_.at(index);
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}
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NodeValue TakeAt(int index)
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{
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return values_.takeAt(index);
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}
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int Count() const
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{
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return values_.size();
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}
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bool Has(NodeValue::Type type) const;
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void Remove(const NodeValue& v);
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void Clear()
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{
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values_.clear();
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}
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bool isEmpty() const
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{
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return values_.isEmpty();
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}
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int GetValueIndex(const QVector<NodeValue::Type> &type, const QString& tag) const;
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static NodeValueTable Merge(QList<NodeValueTable> tables);
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private:
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QVector<NodeValue> values_;
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};
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using NodeValueRow = QHash<QString, NodeValue>;
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}
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Q_DECLARE_METATYPE(olive::NodeValue)
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Q_DECLARE_METATYPE(olive::NodeValueTable)
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#endif // NODEVALUE_H
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