SEQ_transform.hh

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/* SPDX-FileCopyrightText: 2004 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */
 
#pragma once

 
struct ListBase;
struct Scene;
struct Sequence;
 
bool SEQ_transform_sequence_can_be_translated(const Sequence *seq);
bool SEQ_transform_single_image_check(const Sequence *seq);
bool SEQ_transform_test_overlap(const Scene *scene, ListBase *seqbasep, Sequence *test);
bool SEQ_transform_test_overlap_seq_seq(const Scene *scene, Sequence *seq1, Sequence *seq2);
void SEQ_transform_translate_sequence(Scene *evil_scene, Sequence *seq, int delta);
bool SEQ_transform_seqbase_shuffle_ex(ListBase *seqbasep,
                                      Sequence *test,
                                      Scene *evil_scene,
                                      int channel_delta);
bool SEQ_transform_seqbase_shuffle(ListBase *seqbasep, Sequence *test, Scene *evil_scene);
bool SEQ_transform_seqbase_shuffle_time(blender::Span<Sequence *> strips_to_shuffle,
                                        blender::Span<Sequence *> time_dependent_strips,
                                        ListBase *seqbasep,
                                        Scene *evil_scene,
                                        ListBase *markers,
                                        bool use_sync_markers);
bool SEQ_transform_seqbase_shuffle_time(blender::Span<Sequence *> strips_to_shuffle,
                                        ListBase *seqbasep,
                                        Scene *evil_scene,
                                        ListBase *markers,
                                        bool use_sync_markers);
 
void SEQ_transform_handle_overlap(Scene *scene,
                                  ListBase *seqbasep,
                                  blender::Span<Sequence *> transformed_strips,
                                  blender::Span<Sequence *> time_dependent_strips,
                                  bool use_sync_markers);
void SEQ_transform_handle_overlap(Scene *scene,
                                  ListBase *seqbasep,
                                  blender::Span<Sequence *> transformed_strips,
                                  bool use_sync_markers);
bool SEQ_transform_seqbase_isolated_sel_check(ListBase *seqbase);
void SEQ_transform_offset_after_frame(Scene *scene,
                                      ListBase *seqbase,
                                      int delta,
                                      int timeline_frame);

bool SEQ_transform_is_locked(ListBase *channels, const Sequence *seq);
 
/* Image transformation. */
 
void SEQ_image_transform_mirror_factor_get(const Sequence *seq, float r_mirror[2]);
void SEQ_image_transform_origin_offset_pixelspace_get(const Scene *scene,
                                                      const Sequence *seq,
                                                      float r_origin[2]);
void SEQ_image_transform_quad_get(const Scene *scene,
                                  const Sequence *seq,
                                  bool apply_rotation,
                                  float r_quad[4][2]);
void SEQ_image_transform_final_quad_get(const Scene *scene,
                                        const Sequence *seq,
                                        float r_quad[4][2]);
 
void SEQ_image_preview_unit_to_px(const Scene *scene, const float co_src[2], float co_dst[2]);
void SEQ_image_preview_unit_from_px(const Scene *scene, const float co_src[2], float co_dst[2]);

void SEQ_image_transform_bounding_box_from_collection(Scene *scene,
                                                      blender::Span<Sequence *> strips,
                                                      bool apply_rotation,
                                                      float r_min[2],
                                                      float r_max[2]);