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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2013 Blender Foundation. All rights reserved. */
/** \file
* \ingroup depsgraph
*/
#pragma once
#include "intern/builder/deg_builder_rna.h"
#include "intern/depsgraph_type.h"
#include "intern/node/deg_node_component.h"
#include "intern/node/deg_node_id.h"
#include "intern/node/deg_node_operation.h"
#include "DNA_ID.h"
#include "RNA_access.h"
#include "RNA_types.h"
struct ID;
struct PropertyRNA;
namespace blender::deg {
struct TimeSourceKey {
TimeSourceKey() = default;
string identifier() const;
};
struct ComponentKey {
ComponentKey() = default;
inline ComponentKey(const ID *id, NodeType type, const char *name = "")
: id(id), type(type), name(name)
{
}
string identifier() const;
const ID *id = nullptr;
NodeType type = NodeType::UNDEFINED;
const char *name = "";
};
struct OperationKey {
OperationKey() = default;
inline OperationKey(const ID *id, NodeType component_type, const char *name, int name_tag = -1)
: id(id),
component_type(component_type),
component_name(""),
opcode(OperationCode::OPERATION),
name(name),
name_tag(name_tag)
{
}
OperationKey(const ID *id,
NodeType component_type,
const char *component_name,
const char *name,
int name_tag)
: id(id),
component_type(component_type),
component_name(component_name),
opcode(OperationCode::OPERATION),
name(name),
name_tag(name_tag)
{
}
OperationKey(const ID *id, NodeType component_type, OperationCode opcode)
: id(id),
component_type(component_type),
component_name(""),
opcode(opcode),
name(""),
name_tag(-1)
{
}
OperationKey(const ID *id,
NodeType component_type,
const char *component_name,
OperationCode opcode)
: id(id),
component_type(component_type),
component_name(component_name),
opcode(opcode),
name(""),
name_tag(-1)
{
}
OperationKey(const ID *id,
NodeType component_type,
OperationCode opcode,
const char *name,
int name_tag = -1)
: id(id),
component_type(component_type),
component_name(""),
opcode(opcode),
name(name),
name_tag(name_tag)
{
}
OperationKey(const ID *id,
NodeType component_type,
const char *component_name,
OperationCode opcode,
const char *name,
int name_tag = -1)
: id(id),
component_type(component_type),
component_name(component_name),
opcode(opcode),
name(name),
name_tag(name_tag)
{
}
OperationKey(OperationKey &&other) noexcept = default;
OperationKey &operator=(OperationKey &&other) = default;
OperationKey(const OperationKey &other) = default;
OperationKey &operator=(const OperationKey &other) = default;
string identifier() const;
const ID *id = nullptr;
NodeType component_type = NodeType::UNDEFINED;
const char *component_name = "";
OperationCode opcode = OperationCode::OPERATION;
const char *name = "";
int name_tag = -1;
};
/* Similar to the the OperationKey but does not contain external references, which makes it
* suitable to identify operations even after the original database or graph was destroyed.
* The downside of this key over the OperationKey is that it performs string allocation upon
* the key construction. */
struct PersistentOperationKey : public OperationKey {
/* Create the key which identifies the given operation node. */
PersistentOperationKey(const OperationNode *operation_node)
{
const ComponentNode *component_node = operation_node->owner;
const IDNode *id_node = component_node->owner;
/* Copy names over to our object, so that the key stays valid even after the `operation_node`
* is destroyed.*/
component_name_storage_ = component_node->name;
name_storage_ = operation_node->name;
/* Assign fields used by the OperationKey API. */
id = id_node->id_orig;
component_type = component_node->type;
component_name = component_name_storage_.c_str();
opcode = operation_node->opcode;
name = name_storage_.c_str();
name_tag = operation_node->name_tag;
}
PersistentOperationKey(PersistentOperationKey &&other) noexcept : OperationKey(other)
{
component_name_storage_ = std::move(other.component_name_storage_);
name_storage_ = std::move(other.name_storage_);
/* Re-assign pointers to the strings.
* This is needed because string content can actually change address if the string uses the
* small string optimization. */
component_name = component_name_storage_.c_str();
name = name_storage_.c_str();
}
PersistentOperationKey &operator=(PersistentOperationKey &&other) = delete;
PersistentOperationKey(const PersistentOperationKey &other) = delete;
PersistentOperationKey &operator=(const PersistentOperationKey &other) = delete;
private:
string component_name_storage_;
string name_storage_;
};
struct RNAPathKey {
RNAPathKey(ID *id, const char *path, RNAPointerSource source);
RNAPathKey(ID *id, const PointerRNA &ptr, PropertyRNA *prop, RNAPointerSource source);
string identifier() const;
ID *id;
PointerRNA ptr;
PropertyRNA *prop;
RNAPointerSource source;
};
} // namespace blender::deg
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