keyframes_general_intern.hh

Go to the documentation of this file.

/* SPDX-FileCopyrightText: 2025 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */

 
#pragma once
 
#include "BLI_map.hh"
#include "BLI_set.hh"
#include "BLI_string_ref.hh"
 
#include "ANIM_action.hh"
 
#include <limits>
#include <optional>
#include <string>
 
struct FCurve;
struct ID;
struct Main;
 
namespace blender::ed::animation {

struct KeyframeCopyBuffer {
  animrig::StripKeyframeData keyframe_data;

  static constexpr const char *SLOTLESS_SLOT_IDENTIFIER = "";

  static constexpr animrig::slot_handle_t DEFAULT_LAST_USED_SLOT_HANDLE = 0x1acca;
  animrig::slot_handle_t last_used_slot_handle = DEFAULT_LAST_USED_SLOT_HANDLE;

  Map<animrig::slot_handle_t, std::string> slot_identifiers;

  Map<animrig::slot_handle_t, ID *> slot_animated_ids;

  Set<const FCurve *> bone_fcurves;
 
  /* The first and last frames that got copied. */
  float first_frame = std::numeric_limits<float>::infinity();
  float last_frame = -std::numeric_limits<float>::infinity();

  float current_frame = 0.0f;
 
  KeyframeCopyBuffer() = default;
  KeyframeCopyBuffer(const KeyframeCopyBuffer &other) = delete;
  ~KeyframeCopyBuffer() = default;
 
  bool is_empty() const;
  bool is_single_fcurve() const;
  bool is_bone(const FCurve &fcurve) const;
  int num_slots() const;
 
  animrig::Channelbag *channelbag_for_slot(StringRef slot_identifier);

  void debug_print() const;
};
 
extern KeyframeCopyBuffer *keyframe_copy_buffer;

std::optional<std::string> flip_names(StringRefNull rna_path);

bool pastebuf_match_path_full(Main *bmain,
                              const FCurve &fcurve_to_match,
                              const FCurve &fcurve_in_copy_buffer,
                              animrig::slot_handle_t slot_handle_in_copy_buffer,
                              bool from_single,
                              bool to_single,
                              bool flip);

bool pastebuf_match_path_property(Main *bmain,
                                  const FCurve &fcurve_to_match,
                                  const FCurve &fcurve_in_copy_buffer,
                                  animrig::slot_handle_t slot_handle_in_copy_buffer,
                                  bool from_single,
                                  bool to_single,
                                  bool flip);

bool pastebuf_match_index_only(Main *bmain,
                               const FCurve &fcurve_to_match,
                               const FCurve &fcurve_in_copy_buffer,
                               animrig::slot_handle_t slot_handle_in_copy_buffer,
                               bool from_single,
                               bool to_single,
                               bool flip);
 
}  // namespace blender::ed::animation