deg_builder_relations_drivers.h

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/* SPDX-FileCopyrightText: 2013 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */

 
#pragma once
 
#include "BLI_string_ref.hh"
 
#include "RNA_types.hh"
 
#include "intern/builder/deg_builder_relations.h"
 
struct FCurve;
 
namespace blender::deg {
 
/* Helper class for determining which relations are needed between driver evaluation nodes. */
class DriverDescriptor {
 public:
  StringRef rna_prefix;
  StringRef rna_suffix;
 
  DriverDescriptor(PointerRNA *id_ptr, FCurve *fcu);
 
  bool driver_relations_needed() const;
  bool is_array() const;
  bool is_same_array_as(const DriverDescriptor &other) const;
  OperationKey depsgraph_key() const;
 
 private:
  PointerRNA *id_ptr_;
  FCurve *fcu_;
  bool driver_relations_needed_;
 
  PointerRNA pointer_rna_;
  PropertyRNA *property_rna_;
  bool is_array_;
 
  bool determine_relations_needed();
  void split_rna_path();
  bool resolve_rna();
};

bool data_path_maybe_shared(const ID &id, StringRef data_path);
 
}  // namespace blender::deg