113 lines
3.6 KiB
C++
113 lines
3.6 KiB
C++
/*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software Foundation,
|
|
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
*
|
|
* The Original Code is Copyright (C) 2019 Blender Foundation.
|
|
* All rights reserved.
|
|
*/
|
|
|
|
/** \file
|
|
* \ingroup depsgraph
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include "intern/node/deg_node.h"
|
|
#include "intern/node/deg_node_operation.h"
|
|
|
|
struct ID;
|
|
struct PointerRNA;
|
|
struct PropertyRNA;
|
|
|
|
namespace blender {
|
|
namespace deg {
|
|
|
|
struct Depsgraph;
|
|
struct Node;
|
|
class RNANodeQueryIDData;
|
|
class DepsgraphBuilder;
|
|
|
|
/* For queries which gives operation node or key defines whether we are
|
|
* interested in a result of the given property or whether we are linking some
|
|
* dependency to that property. */
|
|
enum class RNAPointerSource {
|
|
/* Query will return pointer to an entry operation of component which is
|
|
* responsible for evaluation of the given property. */
|
|
ENTRY,
|
|
/* Query will return pointer to an exit operation of component which is
|
|
* responsible for evaluation of the given property.
|
|
* More precisely, it will return operation at which the property is known
|
|
* to be evaluated. */
|
|
EXIT,
|
|
};
|
|
|
|
/* A helper structure which wraps all fields needed to find a node inside of
|
|
* the dependency graph. */
|
|
class RNANodeIdentifier {
|
|
public:
|
|
RNANodeIdentifier();
|
|
|
|
/* Check whether this identifier is valid and usable. */
|
|
bool is_valid() const;
|
|
|
|
ID *id;
|
|
NodeType type;
|
|
const char *component_name;
|
|
OperationCode operation_code;
|
|
const char *operation_name;
|
|
int operation_name_tag;
|
|
};
|
|
|
|
/* Helper class which performs optimized lookups of a node within a given
|
|
* dependency graph which satisfies given RNA pointer or RAN path. */
|
|
class RNANodeQuery {
|
|
public:
|
|
RNANodeQuery(Depsgraph *depsgraph, DepsgraphBuilder *builder);
|
|
~RNANodeQuery();
|
|
|
|
Node *find_node(const PointerRNA *ptr, const PropertyRNA *prop, RNAPointerSource source);
|
|
|
|
protected:
|
|
Depsgraph *depsgraph_;
|
|
DepsgraphBuilder *builder_;
|
|
|
|
/* Indexed by an ID, returns RNANodeQueryIDData associated with that ID. */
|
|
Map<const ID *, unique_ptr<RNANodeQueryIDData>> id_data_map_;
|
|
|
|
/* Construct identifier of the node which corresponds given configuration
|
|
* of RNA property. */
|
|
RNANodeIdentifier construct_node_identifier(const PointerRNA *ptr,
|
|
const PropertyRNA *prop,
|
|
RNAPointerSource source);
|
|
|
|
/* Make sure ID data exists for the given ID, and returns it. */
|
|
RNANodeQueryIDData *ensure_id_data(const ID *id);
|
|
|
|
/* Check whether prop_identifier contains rna_path_component.
|
|
*
|
|
* This checks more than a sub-string:
|
|
*
|
|
* prop_identifier contains(prop_identifier, "location")
|
|
* ------------------------ -------------------------------------
|
|
* location true
|
|
* ["test_location"] false
|
|
* pose["bone"].location true
|
|
* pose["bone"].location.x true
|
|
*/
|
|
static bool contains(const char *prop_identifier, const char *rna_path_component);
|
|
};
|
|
|
|
} // namespace deg
|
|
} // namespace blender
|